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936fa83402
sqlite/autosetup/jimsh0.c
drh 936fa83402 Fix jimsh0.c so that it compiles using MSVC: "cl jimsh0.c" 
FossilOrigin-Name: f531825d4e16502ac8fa496fba51ea735232e2988aa9ddd0f232825f6ec2a9a2
2024-10-24 12:18:53 +00:00

24471 lines
614 KiB
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/* This is single source file, bootstrap version of Jim Tcl. See http://jim.tcl.tk/ */
#define JIM_COMPAT
#define JIM_ANSIC
#define JIM_REGEXP
#define HAVE_NO_AUTOCONF
#define JIM_TINY
#define _JIMAUTOCONF_H
#define TCL_LIBRARY "."
#define jim_ext_bootstrap
#define jim_ext_aio
#define jim_ext_readdir
#define jim_ext_regexp
#define jim_ext_file
#define jim_ext_glob
#define jim_ext_exec
#define jim_ext_posix
#define jim_ext_clock
#define jim_ext_array
#define jim_ext_stdlib
#define jim_ext_tclcompat
#if defined(_MSC_VER)
#define TCL_PLATFORM_OS "windows"
#define TCL_PLATFORM_PLATFORM "windows"
#define TCL_PLATFORM_PATH_SEPARATOR ";"
#define HAVE_MKDIR_ONE_ARG
#define HAVE_SYSTEM
#elif defined(__MINGW32__)
#define TCL_PLATFORM_OS "mingw"
#define TCL_PLATFORM_PLATFORM "windows"
#define TCL_PLATFORM_PATH_SEPARATOR ";"
#define HAVE_MKDIR_ONE_ARG
#define HAVE_SYSTEM
#define HAVE_SYS_TIME_H
#define HAVE_DIRENT_H
#define HAVE_UNISTD_H
#define HAVE_UMASK
#include <sys/stat.h>
#ifndef S_IRWXG
#define S_IRWXG 0
#endif
#ifndef S_IRWXO
#define S_IRWXO 0
#endif
#else
#define TCL_PLATFORM_OS "unknown"
#define TCL_PLATFORM_PLATFORM "unix"
#define TCL_PLATFORM_PATH_SEPARATOR ":"
#ifdef _MINIX
#define vfork fork
#define _POSIX_SOURCE
#else
#define _GNU_SOURCE
#endif
#define HAVE_FORK
#define HAVE_WAITPID
#define HAVE_ISATTY
#define HAVE_MKSTEMP
#define HAVE_LINK
#define HAVE_SYS_TIME_H
#define HAVE_DIRENT_H
#define HAVE_UNISTD_H
#define HAVE_UMASK
#define HAVE_PIPE
#define _FILE_OFFSET_BITS 64
#endif
#define JIM_VERSION 83
#ifndef JIM_WIN32COMPAT_H
#define JIM_WIN32COMPAT_H
#ifdef __cplusplus
extern "C" {
#endif
#if defined(_WIN32) || defined(WIN32)
#define HAVE_DLOPEN
void *dlopen(const char *path, int mode);
int dlclose(void *handle);
void *dlsym(void *handle, const char *symbol);
char *dlerror(void);
#if defined(__MINGW32__)
#define JIM_SPRINTF_DOUBLE_NEEDS_FIX
#endif
#ifdef _MSC_VER
#if _MSC_VER >= 1000
#pragma warning(disable:4146)
#endif
#include <limits.h>
#define jim_wide _int64
#ifndef LLONG_MAX
#define LLONG_MAX 9223372036854775807I64
#endif
#ifndef LLONG_MIN
#define LLONG_MIN (-LLONG_MAX - 1I64)
#endif
#define JIM_WIDE_MIN LLONG_MIN
#define JIM_WIDE_MAX LLONG_MAX
#define JIM_WIDE_MODIFIER "I64d"
#define strcasecmp _stricmp
#define strtoull _strtoui64
#include <io.h>
#include <winsock.h>
int gettimeofday(struct timeval *tv, void *unused);
#define HAVE_OPENDIR
struct dirent {
char *d_name;
};
typedef struct DIR {
long handle;
struct _finddata_t info;
struct dirent result;
char *name;
} DIR;
DIR *opendir(const char *name);
int closedir(DIR *dir);
struct dirent *readdir(DIR *dir);
#endif
#endif
#ifdef __cplusplus
}
#endif
#endif
#ifndef UTF8_UTIL_H
#define UTF8_UTIL_H
#ifdef __cplusplus
extern "C" {
#endif
#define MAX_UTF8_LEN 4
int utf8_fromunicode(char *p, unsigned uc);
#ifndef JIM_UTF8
#include <ctype.h>
#define utf8_strlen(S, B) ((B) < 0 ? (int)strlen(S) : (B))
#define utf8_strwidth(S, B) utf8_strlen((S), (B))
#define utf8_tounicode(S, CP) (*(CP) = (unsigned char)*(S), 1)
#define utf8_getchars(CP, C) (*(CP) = (C), 1)
#define utf8_upper(C) toupper(C)
#define utf8_title(C) toupper(C)
#define utf8_lower(C) tolower(C)
#define utf8_index(C, I) (I)
#define utf8_charlen(C) 1
#define utf8_prev_len(S, L) 1
#define utf8_width(C) 1
#else
#endif
#ifdef __cplusplus
}
#endif
#endif
#ifndef __JIM__H
#define __JIM__H
#ifdef __cplusplus
extern "C" {
#endif
#include <time.h>
#include <limits.h>
#include <stdlib.h>
#include <stdarg.h>
#ifndef HAVE_NO_AUTOCONF
#endif
#ifndef jim_wide
# ifdef HAVE_LONG_LONG
# define jim_wide long long
# ifndef LLONG_MAX
# define LLONG_MAX 9223372036854775807LL
# endif
# ifndef LLONG_MIN
# define LLONG_MIN (-LLONG_MAX - 1LL)
# endif
# define JIM_WIDE_MIN LLONG_MIN
# define JIM_WIDE_MAX LLONG_MAX
# else
# define jim_wide long
# define JIM_WIDE_MIN LONG_MIN
# define JIM_WIDE_MAX LONG_MAX
# endif
# ifdef HAVE_LONG_LONG
# define JIM_WIDE_MODIFIER "lld"
# else
# define JIM_WIDE_MODIFIER "ld"
# define strtoull strtoul
# endif
#endif
#define UCHAR(c) ((unsigned char)(c))
#define JIM_ABI_VERSION 101
#define JIM_OK 0
#define JIM_ERR 1
#define JIM_RETURN 2
#define JIM_BREAK 3
#define JIM_CONTINUE 4
#define JIM_SIGNAL 5
#define JIM_EXIT 6
#define JIM_EVAL 7
#define JIM_MAX_CALLFRAME_DEPTH 1000
#define JIM_MAX_EVAL_DEPTH 2000
#define JIM_PRIV_FLAG_SHIFT 20
#define JIM_NONE 0
#define JIM_ERRMSG 1
#define JIM_ENUM_ABBREV 2
#define JIM_UNSHARED 4
#define JIM_MUSTEXIST 8
#define JIM_NORESULT 16
#define JIM_SUBST_NOVAR 1
#define JIM_SUBST_NOCMD 2
#define JIM_SUBST_NOESC 4
#define JIM_SUBST_FLAG 128
#define JIM_CASESENS 0
#define JIM_NOCASE 1
#define JIM_OPT_END 2
#define JIM_PATH_LEN 1024
#define JIM_NOTUSED(V) ((void) V)
#define JIM_LIBPATH "auto_path"
#define JIM_INTERACTIVE "tcl_interactive"
typedef struct Jim_Stack {
int len;
int maxlen;
void **vector;
} Jim_Stack;
typedef struct Jim_HashEntry {
void *key;
union {
void *val;
int intval;
} u;
struct Jim_HashEntry *next;
} Jim_HashEntry;
typedef struct Jim_HashTableType {
unsigned int (*hashFunction)(const void *key);
void *(*keyDup)(void *privdata, const void *key);
void *(*valDup)(void *privdata, const void *obj);
int (*keyCompare)(void *privdata, const void *key1, const void *key2);
void (*keyDestructor)(void *privdata, void *key);
void (*valDestructor)(void *privdata, void *obj);
} Jim_HashTableType;
typedef struct Jim_HashTable {
Jim_HashEntry **table;
const Jim_HashTableType *type;
void *privdata;
unsigned int size;
unsigned int sizemask;
unsigned int used;
unsigned int collisions;
unsigned int uniq;
} Jim_HashTable;
typedef struct Jim_HashTableIterator {
Jim_HashTable *ht;
Jim_HashEntry *entry, *nextEntry;
int index;
} Jim_HashTableIterator;
#define JIM_HT_INITIAL_SIZE 16
#define Jim_FreeEntryVal(ht, entry) \
if ((ht)->type->valDestructor) \
(ht)->type->valDestructor((ht)->privdata, (entry)->u.val)
#define Jim_SetHashVal(ht, entry, _val_) do { \
if ((ht)->type->valDup) \
(entry)->u.val = (ht)->type->valDup((ht)->privdata, (_val_)); \
else \
(entry)->u.val = (_val_); \
} while(0)
#define Jim_SetHashIntVal(ht, entry, _val_) (entry)->u.intval = (_val_)
#define Jim_FreeEntryKey(ht, entry) \
if ((ht)->type->keyDestructor) \
(ht)->type->keyDestructor((ht)->privdata, (entry)->key)
#define Jim_SetHashKey(ht, entry, _key_) do { \
if ((ht)->type->keyDup) \
(entry)->key = (ht)->type->keyDup((ht)->privdata, (_key_)); \
else \
(entry)->key = (void *)(_key_); \
} while(0)
#define Jim_CompareHashKeys(ht, key1, key2) \
(((ht)->type->keyCompare) ? \
(ht)->type->keyCompare((ht)->privdata, (key1), (key2)) : \
(key1) == (key2))
#define Jim_HashKey(ht, key) ((ht)->type->hashFunction(key) + (ht)->uniq)
#define Jim_GetHashEntryKey(he) ((he)->key)
#define Jim_GetHashEntryVal(he) ((he)->u.val)
#define Jim_GetHashEntryIntVal(he) ((he)->u.intval)
#define Jim_GetHashTableCollisions(ht) ((ht)->collisions)
#define Jim_GetHashTableSize(ht) ((ht)->size)
#define Jim_GetHashTableUsed(ht) ((ht)->used)
typedef struct Jim_Obj {
char *bytes;
const struct Jim_ObjType *typePtr;
int refCount;
int length;
union {
jim_wide wideValue;
int intValue;
double doubleValue;
void *ptr;
struct {
void *ptr1;
void *ptr2;
} twoPtrValue;
struct {
void *ptr;
int int1;
int int2;
} ptrIntValue;
struct {
struct Jim_VarVal *vv;
unsigned long callFrameId;
int global;
} varValue;
struct {
struct Jim_Obj *nsObj;
struct Jim_Cmd *cmdPtr;
unsigned long procEpoch;
} cmdValue;
struct {
struct Jim_Obj **ele;
int len;
int maxLen;
} listValue;
struct Jim_Dict *dictValue;
struct {
int maxLength;
int charLength;
} strValue;
struct {
unsigned long id;
struct Jim_Reference *refPtr;
} refValue;
struct {
struct Jim_Obj *fileNameObj;
int lineNumber;
} sourceValue;
struct {
struct Jim_Obj *varNameObjPtr;
struct Jim_Obj *indexObjPtr;
} dictSubstValue;
struct {
int line;
int argc;
} scriptLineValue;
} internalRep;
struct Jim_Obj *prevObjPtr;
struct Jim_Obj *nextObjPtr;
} Jim_Obj;
#define Jim_IncrRefCount(objPtr) \
++(objPtr)->refCount
#define Jim_DecrRefCount(interp, objPtr) \
if (--(objPtr)->refCount <= 0) Jim_FreeObj(interp, objPtr)
#define Jim_IsShared(objPtr) \
((objPtr)->refCount > 1)
#define Jim_FreeNewObj Jim_FreeObj
#define Jim_FreeIntRep(i,o) \
if ((o)->typePtr && (o)->typePtr->freeIntRepProc) \
(o)->typePtr->freeIntRepProc(i, o)
#define Jim_GetIntRepPtr(o) (o)->internalRep.ptr
#define Jim_SetIntRepPtr(o, p) \
(o)->internalRep.ptr = (p)
struct Jim_Interp;
typedef void (Jim_FreeInternalRepProc)(struct Jim_Interp *interp,
struct Jim_Obj *objPtr);
typedef void (Jim_DupInternalRepProc)(struct Jim_Interp *interp,
struct Jim_Obj *srcPtr, Jim_Obj *dupPtr);
typedef void (Jim_UpdateStringProc)(struct Jim_Obj *objPtr);
typedef struct Jim_ObjType {
const char *name;
Jim_FreeInternalRepProc *freeIntRepProc;
Jim_DupInternalRepProc *dupIntRepProc;
Jim_UpdateStringProc *updateStringProc;
int flags;
} Jim_ObjType;
#define JIM_TYPE_NONE 0
#define JIM_TYPE_REFERENCES 1
typedef struct Jim_CallFrame {
unsigned long id;
int level;
struct Jim_HashTable vars;
struct Jim_HashTable *staticVars;
struct Jim_CallFrame *parent;
Jim_Obj *const *argv;
int argc;
Jim_Obj *procArgsObjPtr;
Jim_Obj *procBodyObjPtr;
struct Jim_CallFrame *next;
Jim_Obj *nsObj;
Jim_Obj *unused_fileNameObj;
int unused_line;
Jim_Stack *localCommands;
struct Jim_Obj *tailcallObj;
struct Jim_Cmd *tailcallCmd;
} Jim_CallFrame;
typedef struct Jim_EvalFrame {
Jim_CallFrame *framePtr;
int level;
int procLevel;
struct Jim_Cmd *cmd;
struct Jim_EvalFrame *parent;
Jim_Obj *const *argv;
int argc;
Jim_Obj *scriptObj;
} Jim_EvalFrame;
typedef struct Jim_VarVal {
Jim_Obj *objPtr;
struct Jim_CallFrame *linkFramePtr;
int refCount;
} Jim_VarVal;
typedef int Jim_CmdProc(struct Jim_Interp *interp, int argc,
Jim_Obj *const *argv);
typedef void Jim_DelCmdProc(struct Jim_Interp *interp, void *privData);
typedef struct Jim_Dict {
struct JimDictHashEntry {
int offset;
unsigned hash;
} *ht;
unsigned int size;
unsigned int sizemask;
unsigned int uniq;
Jim_Obj **table;
int len;
int maxLen;
unsigned int dummy;
} Jim_Dict;
typedef struct Jim_Cmd {
int inUse;
int isproc;
struct Jim_Cmd *prevCmd;
Jim_Obj *cmdNameObj;
union {
struct {
Jim_CmdProc *cmdProc;
Jim_DelCmdProc *delProc;
void *privData;
} native;
struct {
Jim_Obj *argListObjPtr;
Jim_Obj *bodyObjPtr;
Jim_HashTable *staticVars;
int argListLen;
int reqArity;
int optArity;
int argsPos;
int upcall;
struct Jim_ProcArg {
Jim_Obj *nameObjPtr;
Jim_Obj *defaultObjPtr;
} *arglist;
Jim_Obj *nsObj;
} proc;
} u;
} Jim_Cmd;
typedef struct Jim_PrngState {
unsigned char sbox[256];
unsigned int i, j;
} Jim_PrngState;
typedef struct Jim_Interp {
Jim_Obj *result;
int unused_errorLine;
Jim_Obj *currentFilenameObj;
int break_level;
int maxCallFrameDepth;
int maxEvalDepth;
int evalDepth;
int returnCode;
int returnLevel;
int exitCode;
long id;
int signal_level;
jim_wide sigmask;
int (*signal_set_result)(struct Jim_Interp *interp, jim_wide sigmask);
Jim_CallFrame *framePtr;
Jim_CallFrame *topFramePtr;
struct Jim_HashTable commands;
unsigned long procEpoch; /* Incremented every time the result
of procedures names lookup caching
may no longer be valid. */
unsigned long callFrameEpoch; /* Incremented every time a new
callframe is created. This id is used for the
'ID' field contained in the Jim_CallFrame
structure. */
int local;
int quitting;
int safeexpr;
Jim_Obj *liveList;
Jim_Obj *freeList;
Jim_Obj *unused_currentScriptObj;
Jim_EvalFrame topEvalFrame;
Jim_EvalFrame *evalFrame;
int procLevel;
Jim_Obj * const *unused_argv;
Jim_Obj *nullScriptObj;
Jim_Obj *emptyObj;
Jim_Obj *trueObj;
Jim_Obj *falseObj;
unsigned long referenceNextId;
struct Jim_HashTable references;
unsigned long lastCollectId; /* reference max Id of the last GC
execution. It's set to ~0 while the collection
is running as sentinel to avoid to recursive
calls via the [collect] command inside
finalizers. */
jim_wide lastCollectTime;
Jim_Obj *stackTrace;
Jim_Obj *errorProc;
Jim_Obj *unknown;
Jim_Obj *defer;
Jim_Obj *traceCmdObj;
int unknown_called;
int errorFlag;
void *cmdPrivData; /* Used to pass the private data pointer to
a command. It is set to what the user specified
via Jim_CreateCommand(). */
Jim_Cmd *oldCmdCache;
int oldCmdCacheSize;
struct Jim_CallFrame *freeFramesList;
struct Jim_HashTable assocData;
Jim_PrngState *prngState;
struct Jim_HashTable packages;
Jim_Stack *loadHandles;
} Jim_Interp;
#define Jim_SetResultString(i,s,l) Jim_SetResult(i, Jim_NewStringObj(i,s,l))
#define Jim_SetResultInt(i,intval) Jim_SetResult(i, Jim_NewIntObj(i,intval))
#define Jim_SetResultBool(i,b) Jim_SetResultInt(i, b)
#define Jim_SetEmptyResult(i) Jim_SetResult(i, (i)->emptyObj)
#define Jim_GetResult(i) ((i)->result)
#define Jim_CmdPrivData(i) ((i)->cmdPrivData)
#define Jim_SetResult(i,o) do { \
Jim_Obj *_resultObjPtr_ = (o); \
Jim_IncrRefCount(_resultObjPtr_); \
Jim_DecrRefCount(i,(i)->result); \
(i)->result = _resultObjPtr_; \
} while(0)
#define Jim_GetId(i) (++(i)->id)
#define JIM_REFERENCE_TAGLEN 7 /* The tag is fixed-length, because the reference
string representation must be fixed length. */
typedef struct Jim_Reference {
Jim_Obj *objPtr;
Jim_Obj *finalizerCmdNamePtr;
char tag[JIM_REFERENCE_TAGLEN+1];
} Jim_Reference;
#define Jim_NewEmptyStringObj(i) Jim_NewStringObj(i, "", 0)
#define Jim_FreeHashTableIterator(iter) Jim_Free(iter)
#define JIM_EXPORT extern
JIM_EXPORT void *(*Jim_Allocator)(void *ptr, size_t size);
#define Jim_Free(P) Jim_Allocator((P), 0)
#define Jim_Realloc(P, S) Jim_Allocator((P), (S))
#define Jim_Alloc(S) Jim_Allocator(NULL, (S))
JIM_EXPORT char * Jim_StrDup (const char *s);
JIM_EXPORT char *Jim_StrDupLen(const char *s, int l);
JIM_EXPORT char **Jim_GetEnviron(void);
JIM_EXPORT void Jim_SetEnviron(char **env);
JIM_EXPORT int Jim_MakeTempFile(Jim_Interp *interp, const char *filename_template, int unlink_file);
#ifndef CLOCK_REALTIME
# define CLOCK_REALTIME 0
#endif
#ifndef CLOCK_MONOTONIC
# define CLOCK_MONOTONIC 1
#endif
#ifndef CLOCK_MONOTONIC_RAW
# define CLOCK_MONOTONIC_RAW CLOCK_MONOTONIC
#endif
JIM_EXPORT jim_wide Jim_GetTimeUsec(unsigned type);
JIM_EXPORT int Jim_Eval(Jim_Interp *interp, const char *script);
JIM_EXPORT int Jim_EvalSource(Jim_Interp *interp, const char *filename, int lineno, const char *script);
#define Jim_Eval_Named(I, S, F, L) Jim_EvalSource((I), (F), (L), (S))
JIM_EXPORT int Jim_EvalGlobal(Jim_Interp *interp, const char *script);
JIM_EXPORT int Jim_EvalFile(Jim_Interp *interp, const char *filename);
JIM_EXPORT int Jim_EvalFileGlobal(Jim_Interp *interp, const char *filename);
JIM_EXPORT int Jim_EvalObj (Jim_Interp *interp, Jim_Obj *scriptObjPtr);
JIM_EXPORT int Jim_EvalObjVector (Jim_Interp *interp, int objc,
Jim_Obj *const *objv);
JIM_EXPORT int Jim_EvalObjList(Jim_Interp *interp, Jim_Obj *listObj);
JIM_EXPORT int Jim_EvalObjPrefix(Jim_Interp *interp, Jim_Obj *prefix,
int objc, Jim_Obj *const *objv);
#define Jim_EvalPrefix(i, p, oc, ov) Jim_EvalObjPrefix((i), Jim_NewStringObj((i), (p), -1), (oc), (ov))
JIM_EXPORT int Jim_EvalNamespace(Jim_Interp *interp, Jim_Obj *scriptObj, Jim_Obj *nsObj);
JIM_EXPORT int Jim_SubstObj (Jim_Interp *interp, Jim_Obj *substObjPtr,
Jim_Obj **resObjPtrPtr, int flags);
JIM_EXPORT Jim_Obj *Jim_GetSourceInfo(Jim_Interp *interp, Jim_Obj *objPtr,
int *lineptr);
JIM_EXPORT void Jim_SetSourceInfo(Jim_Interp *interp, Jim_Obj *objPtr,
Jim_Obj *fileNameObj, int lineNumber);
JIM_EXPORT void Jim_InitStack(Jim_Stack *stack);
JIM_EXPORT void Jim_FreeStack(Jim_Stack *stack);
JIM_EXPORT int Jim_StackLen(Jim_Stack *stack);
JIM_EXPORT void Jim_StackPush(Jim_Stack *stack, void *element);
JIM_EXPORT void * Jim_StackPop(Jim_Stack *stack);
JIM_EXPORT void * Jim_StackPeek(Jim_Stack *stack);
JIM_EXPORT void Jim_FreeStackElements(Jim_Stack *stack, void (*freeFunc)(void *ptr));
JIM_EXPORT int Jim_InitHashTable (Jim_HashTable *ht,
const Jim_HashTableType *type, void *privdata);
JIM_EXPORT void Jim_ExpandHashTable (Jim_HashTable *ht,
unsigned int size);
JIM_EXPORT int Jim_AddHashEntry (Jim_HashTable *ht, const void *key,
void *val);
JIM_EXPORT int Jim_ReplaceHashEntry (Jim_HashTable *ht,
const void *key, void *val);
JIM_EXPORT int Jim_DeleteHashEntry (Jim_HashTable *ht,
const void *key);
JIM_EXPORT int Jim_FreeHashTable (Jim_HashTable *ht);
JIM_EXPORT Jim_HashEntry * Jim_FindHashEntry (Jim_HashTable *ht,
const void *key);
JIM_EXPORT Jim_HashTableIterator *Jim_GetHashTableIterator
(Jim_HashTable *ht);
JIM_EXPORT Jim_HashEntry * Jim_NextHashEntry
(Jim_HashTableIterator *iter);
JIM_EXPORT Jim_Obj * Jim_NewObj (Jim_Interp *interp);
JIM_EXPORT void Jim_FreeObj (Jim_Interp *interp, Jim_Obj *objPtr);
JIM_EXPORT void Jim_InvalidateStringRep (Jim_Obj *objPtr);
JIM_EXPORT Jim_Obj * Jim_DuplicateObj (Jim_Interp *interp,
Jim_Obj *objPtr);
JIM_EXPORT const char * Jim_GetString(Jim_Obj *objPtr,
int *lenPtr);
JIM_EXPORT const char *Jim_String(Jim_Obj *objPtr);
JIM_EXPORT int Jim_Length(Jim_Obj *objPtr);
JIM_EXPORT Jim_Obj * Jim_NewStringObj (Jim_Interp *interp,
const char *s, int len);
JIM_EXPORT Jim_Obj *Jim_NewStringObjUtf8(Jim_Interp *interp,
const char *s, int charlen);
JIM_EXPORT Jim_Obj * Jim_NewStringObjNoAlloc (Jim_Interp *interp,
char *s, int len);
JIM_EXPORT void Jim_AppendString (Jim_Interp *interp, Jim_Obj *objPtr,
const char *str, int len);
JIM_EXPORT void Jim_AppendObj (Jim_Interp *interp, Jim_Obj *objPtr,
Jim_Obj *appendObjPtr);
JIM_EXPORT void Jim_AppendStrings (Jim_Interp *interp,
Jim_Obj *objPtr, ...);
JIM_EXPORT int Jim_StringEqObj(Jim_Obj *aObjPtr, Jim_Obj *bObjPtr);
JIM_EXPORT int Jim_StringMatchObj (Jim_Interp *interp, Jim_Obj *patternObjPtr,
Jim_Obj *objPtr, int nocase);
JIM_EXPORT Jim_Obj * Jim_StringRangeObj (Jim_Interp *interp,
Jim_Obj *strObjPtr, Jim_Obj *firstObjPtr,
Jim_Obj *lastObjPtr);
JIM_EXPORT Jim_Obj * Jim_FormatString (Jim_Interp *interp,
Jim_Obj *fmtObjPtr, int objc, Jim_Obj *const *objv);
JIM_EXPORT Jim_Obj * Jim_ScanString (Jim_Interp *interp, Jim_Obj *strObjPtr,
Jim_Obj *fmtObjPtr, int flags);
JIM_EXPORT int Jim_CompareStringImmediate (Jim_Interp *interp,
Jim_Obj *objPtr, const char *str);
JIM_EXPORT int Jim_StringCompareObj(Jim_Interp *interp, Jim_Obj *firstObjPtr,
Jim_Obj *secondObjPtr, int nocase);
JIM_EXPORT int Jim_Utf8Length(Jim_Interp *interp, Jim_Obj *objPtr);
JIM_EXPORT Jim_Obj * Jim_NewReference (Jim_Interp *interp,
Jim_Obj *objPtr, Jim_Obj *tagPtr, Jim_Obj *cmdNamePtr);
JIM_EXPORT Jim_Reference * Jim_GetReference (Jim_Interp *interp,
Jim_Obj *objPtr);
JIM_EXPORT int Jim_SetFinalizer (Jim_Interp *interp, Jim_Obj *objPtr, Jim_Obj *cmdNamePtr);
JIM_EXPORT int Jim_GetFinalizer (Jim_Interp *interp, Jim_Obj *objPtr, Jim_Obj **cmdNamePtrPtr);
JIM_EXPORT Jim_Interp * Jim_CreateInterp (void);
JIM_EXPORT void Jim_FreeInterp (Jim_Interp *i);
JIM_EXPORT int Jim_GetExitCode (Jim_Interp *interp);
JIM_EXPORT const char *Jim_ReturnCode(int code);
JIM_EXPORT void Jim_SetResultFormatted(Jim_Interp *interp, const char *format, ...);
JIM_EXPORT void Jim_RegisterCoreCommands (Jim_Interp *interp);
JIM_EXPORT int Jim_CreateCommand (Jim_Interp *interp,
const char *cmdName, Jim_CmdProc *cmdProc, void *privData,
Jim_DelCmdProc *delProc);
JIM_EXPORT int Jim_DeleteCommand (Jim_Interp *interp,
Jim_Obj *cmdNameObj);
JIM_EXPORT int Jim_RenameCommand (Jim_Interp *interp,
Jim_Obj *oldNameObj, Jim_Obj *newNameObj);
JIM_EXPORT Jim_Cmd * Jim_GetCommand (Jim_Interp *interp,
Jim_Obj *objPtr, int flags);
JIM_EXPORT int Jim_SetVariable (Jim_Interp *interp,
Jim_Obj *nameObjPtr, Jim_Obj *valObjPtr);
JIM_EXPORT int Jim_SetVariableStr (Jim_Interp *interp,
const char *name, Jim_Obj *objPtr);
JIM_EXPORT int Jim_SetGlobalVariableStr (Jim_Interp *interp,
const char *name, Jim_Obj *objPtr);
JIM_EXPORT int Jim_SetVariableStrWithStr (Jim_Interp *interp,
const char *name, const char *val);
JIM_EXPORT int Jim_SetVariableLink (Jim_Interp *interp,
Jim_Obj *nameObjPtr, Jim_Obj *targetNameObjPtr,
Jim_CallFrame *targetCallFrame);
JIM_EXPORT Jim_Obj * Jim_MakeGlobalNamespaceName(Jim_Interp *interp,
Jim_Obj *nameObjPtr);
JIM_EXPORT Jim_Obj * Jim_GetVariable (Jim_Interp *interp,
Jim_Obj *nameObjPtr, int flags);
JIM_EXPORT Jim_Obj * Jim_GetGlobalVariable (Jim_Interp *interp,
Jim_Obj *nameObjPtr, int flags);
JIM_EXPORT Jim_Obj * Jim_GetVariableStr (Jim_Interp *interp,
const char *name, int flags);
JIM_EXPORT Jim_Obj * Jim_GetGlobalVariableStr (Jim_Interp *interp,
const char *name, int flags);
JIM_EXPORT int Jim_UnsetVariable (Jim_Interp *interp,
Jim_Obj *nameObjPtr, int flags);
JIM_EXPORT Jim_CallFrame *Jim_GetCallFrameByLevel(Jim_Interp *interp,
Jim_Obj *levelObjPtr);
JIM_EXPORT int Jim_Collect (Jim_Interp *interp);
JIM_EXPORT void Jim_CollectIfNeeded (Jim_Interp *interp);
JIM_EXPORT int Jim_GetIndex (Jim_Interp *interp, Jim_Obj *objPtr,
int *indexPtr);
JIM_EXPORT Jim_Obj * Jim_NewListObj (Jim_Interp *interp,
Jim_Obj *const *elements, int len);
JIM_EXPORT void Jim_ListInsertElements (Jim_Interp *interp,
Jim_Obj *listPtr, int listindex, int objc, Jim_Obj *const *objVec);
JIM_EXPORT void Jim_ListAppendElement (Jim_Interp *interp,
Jim_Obj *listPtr, Jim_Obj *objPtr);
JIM_EXPORT void Jim_ListAppendList (Jim_Interp *interp,
Jim_Obj *listPtr, Jim_Obj *appendListPtr);
JIM_EXPORT int Jim_ListLength (Jim_Interp *interp, Jim_Obj *objPtr);
JIM_EXPORT int Jim_ListIndex (Jim_Interp *interp, Jim_Obj *listPrt,
int listindex, Jim_Obj **objPtrPtr, int seterr);
JIM_EXPORT Jim_Obj *Jim_ListGetIndex(Jim_Interp *interp, Jim_Obj *listPtr, int idx);
JIM_EXPORT int Jim_SetListIndex (Jim_Interp *interp,
Jim_Obj *varNamePtr, Jim_Obj *const *indexv, int indexc,
Jim_Obj *newObjPtr);
JIM_EXPORT Jim_Obj * Jim_ConcatObj (Jim_Interp *interp, int objc,
Jim_Obj *const *objv);
JIM_EXPORT Jim_Obj *Jim_ListJoin(Jim_Interp *interp,
Jim_Obj *listObjPtr, const char *joinStr, int joinStrLen);
JIM_EXPORT Jim_Obj * Jim_NewDictObj (Jim_Interp *interp,
Jim_Obj *const *elements, int len);
JIM_EXPORT int Jim_DictKey (Jim_Interp *interp, Jim_Obj *dictPtr,
Jim_Obj *keyPtr, Jim_Obj **objPtrPtr, int flags);
JIM_EXPORT int Jim_DictKeysVector (Jim_Interp *interp,
Jim_Obj *dictPtr, Jim_Obj *const *keyv, int keyc,
Jim_Obj **objPtrPtr, int flags);
JIM_EXPORT int Jim_SetDictKeysVector (Jim_Interp *interp,
Jim_Obj *varNamePtr, Jim_Obj *const *keyv, int keyc,
Jim_Obj *newObjPtr, int flags);
JIM_EXPORT Jim_Obj **Jim_DictPairs(Jim_Interp *interp,
Jim_Obj *dictPtr, int *len);
JIM_EXPORT int Jim_DictAddElement(Jim_Interp *interp, Jim_Obj *objPtr,
Jim_Obj *keyObjPtr, Jim_Obj *valueObjPtr);
#define JIM_DICTMATCH_KEYS 0x0001
#define JIM_DICTMATCH_VALUES 0x002
JIM_EXPORT int Jim_DictMatchTypes(Jim_Interp *interp, Jim_Obj *objPtr, Jim_Obj *patternObj, int match_type, int return_types);
JIM_EXPORT int Jim_DictSize(Jim_Interp *interp, Jim_Obj *objPtr);
JIM_EXPORT int Jim_DictInfo(Jim_Interp *interp, Jim_Obj *objPtr);
JIM_EXPORT Jim_Obj *Jim_DictMerge(Jim_Interp *interp, int objc, Jim_Obj *const *objv);
JIM_EXPORT int Jim_GetReturnCode (Jim_Interp *interp, Jim_Obj *objPtr,
int *intPtr);
JIM_EXPORT int Jim_EvalExpression (Jim_Interp *interp,
Jim_Obj *exprObjPtr);
JIM_EXPORT int Jim_GetBoolFromExpr (Jim_Interp *interp,
Jim_Obj *exprObjPtr, int *boolPtr);
JIM_EXPORT int Jim_GetBoolean(Jim_Interp *interp, Jim_Obj *objPtr,
int *booleanPtr);
JIM_EXPORT int Jim_GetWide (Jim_Interp *interp, Jim_Obj *objPtr,
jim_wide *widePtr);
JIM_EXPORT int Jim_GetWideExpr(Jim_Interp *interp, Jim_Obj *objPtr,
jim_wide *widePtr);
JIM_EXPORT int Jim_GetLong (Jim_Interp *interp, Jim_Obj *objPtr,
long *longPtr);
#define Jim_NewWideObj Jim_NewIntObj
JIM_EXPORT Jim_Obj * Jim_NewIntObj (Jim_Interp *interp,
jim_wide wideValue);
JIM_EXPORT int Jim_GetDouble(Jim_Interp *interp, Jim_Obj *objPtr,
double *doublePtr);
JIM_EXPORT void Jim_SetDouble(Jim_Interp *interp, Jim_Obj *objPtr,
double doubleValue);
JIM_EXPORT Jim_Obj * Jim_NewDoubleObj(Jim_Interp *interp, double doubleValue);
JIM_EXPORT void Jim_WrongNumArgs (Jim_Interp *interp, int argc,
Jim_Obj *const *argv, const char *msg);
JIM_EXPORT int Jim_GetEnum (Jim_Interp *interp, Jim_Obj *objPtr,
const char * const *tablePtr, int *indexPtr, const char *name, int flags);
JIM_EXPORT int Jim_CheckShowCommands(Jim_Interp *interp, Jim_Obj *objPtr,
const char *const *tablePtr);
JIM_EXPORT int Jim_ScriptIsComplete(Jim_Interp *interp,
Jim_Obj *scriptObj, char *stateCharPtr);
JIM_EXPORT int Jim_FindByName(const char *name, const char * const array[], size_t len);
typedef void (Jim_InterpDeleteProc)(Jim_Interp *interp, void *data);
JIM_EXPORT void * Jim_GetAssocData(Jim_Interp *interp, const char *key);
JIM_EXPORT int Jim_SetAssocData(Jim_Interp *interp, const char *key,
Jim_InterpDeleteProc *delProc, void *data);
JIM_EXPORT int Jim_DeleteAssocData(Jim_Interp *interp, const char *key);
JIM_EXPORT int Jim_CheckAbiVersion(Jim_Interp *interp, int abi_version);
JIM_EXPORT int Jim_PackageProvide (Jim_Interp *interp,
const char *name, const char *ver, int flags);
JIM_EXPORT int Jim_PackageRequire (Jim_Interp *interp,
const char *name, int flags);
#define Jim_PackageProvideCheck(INTERP, NAME) \
if (Jim_CheckAbiVersion(INTERP, JIM_ABI_VERSION) == JIM_ERR || Jim_PackageProvide(INTERP, NAME, "1.0", JIM_ERRMSG)) \
return JIM_ERR
JIM_EXPORT void Jim_MakeErrorMessage (Jim_Interp *interp);
JIM_EXPORT int Jim_InteractivePrompt (Jim_Interp *interp);
JIM_EXPORT void Jim_HistoryLoad(const char *filename);
JIM_EXPORT void Jim_HistorySave(const char *filename);
JIM_EXPORT char *Jim_HistoryGetline(Jim_Interp *interp, const char *prompt);
JIM_EXPORT void Jim_HistorySetCompletion(Jim_Interp *interp, Jim_Obj *completionCommandObj);
JIM_EXPORT void Jim_HistorySetHints(Jim_Interp *interp, Jim_Obj *hintsCommandObj);
JIM_EXPORT void Jim_HistoryAdd(const char *line);
JIM_EXPORT void Jim_HistoryShow(void);
JIM_EXPORT void Jim_HistorySetMaxLen(int length);
JIM_EXPORT int Jim_HistoryGetMaxLen(void);
JIM_EXPORT int Jim_InitStaticExtensions(Jim_Interp *interp);
JIM_EXPORT int Jim_StringToWide(const char *str, jim_wide *widePtr, int base);
JIM_EXPORT int Jim_IsBigEndian(void);
#define Jim_CheckSignal(i) ((i)->signal_level && (i)->sigmask)
JIM_EXPORT void Jim_SignalSetIgnored(jim_wide mask);
JIM_EXPORT int Jim_LoadLibrary(Jim_Interp *interp, const char *pathName);
JIM_EXPORT void Jim_FreeLoadHandles(Jim_Interp *interp);
JIM_EXPORT int Jim_AioFilehandle(Jim_Interp *interp, Jim_Obj *command);
JIM_EXPORT int Jim_IsDict(Jim_Obj *objPtr);
JIM_EXPORT int Jim_IsList(Jim_Obj *objPtr);
#ifdef __cplusplus
}
#endif
#endif
#ifndef JIM_SUBCMD_H
#define JIM_SUBCMD_H
#ifdef __cplusplus
extern "C" {
#endif
#define JIM_MODFLAG_HIDDEN 0x0001
#define JIM_MODFLAG_FULLARGV 0x0002
typedef int jim_subcmd_function(Jim_Interp *interp, int argc, Jim_Obj *const *argv);
typedef struct {
const char *cmd;
const char *args;
jim_subcmd_function *function;
short minargs;
short maxargs;
unsigned short flags;
} jim_subcmd_type;
#define JIM_DEF_SUBCMD(name, args, minargs, maxargs) { name, args, NULL, minargs, maxargs }
#define JIM_DEF_SUBCMD_HIDDEN(name, args, minargs, maxargs) { name, args, NULL, minargs, maxargs, JIM_MODFLAG_HIDDEN }
const jim_subcmd_type *
Jim_ParseSubCmd(Jim_Interp *interp, const jim_subcmd_type *command_table, int argc, Jim_Obj *const *argv);
int Jim_SubCmdProc(Jim_Interp *interp, int argc, Jim_Obj *const *argv);
int Jim_CallSubCmd(Jim_Interp *interp, const jim_subcmd_type *ct, int argc, Jim_Obj *const *argv);
void Jim_SubCmdArgError(Jim_Interp *interp, const jim_subcmd_type *ct, Jim_Obj *subcmd);
#ifdef __cplusplus
}
#endif
#endif
#ifndef JIMREGEXP_H
#define JIMREGEXP_H
#ifdef __cplusplus
extern "C" {
#endif
#include <stdlib.h>
typedef struct {
int rm_so;
int rm_eo;
} regmatch_t;
typedef struct regexp {
int re_nsub;
int cflags;
int err;
int regstart;
int reganch;
int regmust;
int regmlen;
int *program;
const char *regparse;
int p;
int proglen;
int eflags;
const char *start;
const char *reginput;
const char *regbol;
regmatch_t *pmatch;
int nmatch;
} regexp;
typedef regexp regex_t;
#define REG_EXTENDED 0
#define REG_NEWLINE 1
#define REG_ICASE 2
#define REG_NOTBOL 16
enum {
REG_NOERROR,
REG_NOMATCH,
REG_BADPAT,
REG_ERR_NULL_ARGUMENT,
REG_ERR_UNKNOWN,
REG_ERR_TOO_BIG,
REG_ERR_NOMEM,
REG_ERR_TOO_MANY_PAREN,
REG_ERR_UNMATCHED_PAREN,
REG_ERR_UNMATCHED_BRACES,
REG_ERR_BAD_COUNT,
REG_ERR_JUNK_ON_END,
REG_ERR_OPERAND_COULD_BE_EMPTY,
REG_ERR_NESTED_COUNT,
REG_ERR_INTERNAL,
REG_ERR_COUNT_FOLLOWS_NOTHING,
REG_ERR_INVALID_ESCAPE,
REG_ERR_CORRUPTED,
REG_ERR_NULL_CHAR,
REG_ERR_UNMATCHED_BRACKET,
REG_ERR_NUM
};
int jim_regcomp(regex_t *preg, const char *regex, int cflags);
int jim_regexec(regex_t *preg, const char *string, size_t nmatch, regmatch_t pmatch[], int eflags);
size_t jim_regerror(int errcode, const regex_t *preg, char *errbuf, size_t errbuf_size);
void jim_regfree(regex_t *preg);
#ifdef __cplusplus
}
#endif
#endif
#ifndef JIM_SIGNAL_H
#define JIM_SIGNAL_H
#ifdef __cplusplus
extern "C" {
#endif
const char *Jim_SignalId(int sig);
#ifdef __cplusplus
}
#endif
#endif
#ifndef JIMIOCOMPAT_H
#define JIMIOCOMPAT_H
#include <stdio.h>
#include <errno.h>
#include <sys/stat.h>
void Jim_SetResultErrno(Jim_Interp *interp, const char *msg);
int Jim_OpenForWrite(const char *filename, int append);
int Jim_OpenForRead(const char *filename);
#if defined(__MINGW32__)
#ifndef STRICT
#define STRICT
#endif
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#include <fcntl.h>
#include <io.h>
#include <process.h>
typedef HANDLE phandle_t;
#define JIM_BAD_PHANDLE INVALID_HANDLE_VALUE
#define WIFEXITED(STATUS) (((STATUS) & 0xff00) == 0)
#define WEXITSTATUS(STATUS) ((STATUS) & 0x00ff)
#define WIFSIGNALED(STATUS) (((STATUS) & 0xff00) != 0)
#define WTERMSIG(STATUS) (((STATUS) >> 8) & 0xff)
#define WNOHANG 1
int Jim_Errno(void);
long waitpid(phandle_t phandle, int *status, int nohang);
phandle_t JimWaitPid(long processid, int *status, int nohang);
long JimProcessPid(phandle_t phandle);
#define HAVE_PIPE
#define pipe(P) _pipe((P), 0, O_NOINHERIT)
typedef struct __stat64 jim_stat_t;
#define Jim_Stat _stat64
#define Jim_FileStat _fstat64
#define Jim_Lseek _lseeki64
#else
#if defined(HAVE_STAT64)
typedef struct stat64 jim_stat_t;
#define Jim_Stat stat64
#if defined(HAVE_FSTAT64)
#define Jim_FileStat fstat64
#endif
#if defined(HAVE_LSTAT64)
#define Jim_LinkStat lstat64
#endif
#else
typedef struct stat jim_stat_t;
#define Jim_Stat stat
#if defined(HAVE_FSTAT)
#define Jim_FileStat fstat
#endif
#if defined(HAVE_LSTAT)
#define Jim_LinkStat lstat
#endif
#endif
#if defined(HAVE_LSEEK64)
#define Jim_Lseek lseek64
#else
#define Jim_Lseek lseek
#endif
#if defined(HAVE_UNISTD_H)
#include <unistd.h>
#include <fcntl.h>
#include <sys/wait.h>
typedef int phandle_t;
#define Jim_Errno() errno
#define JIM_BAD_PHANDLE -1
#define JimProcessPid(PIDTYPE) (PIDTYPE)
#define JimWaitPid waitpid
#ifndef HAVE_EXECVPE
#define execvpe(ARG0, ARGV, ENV) execvp(ARG0, ARGV)
#endif
#endif
#endif
#if !defined(O_TEXT) && !defined(_WIN32)
#define O_TEXT 0
#endif
int Jim_FileStoreStatData(Jim_Interp *interp, Jim_Obj *varName, const jim_stat_t *sb);
#endif
int Jim_bootstrapInit(Jim_Interp *interp)
{
if (Jim_PackageProvide(interp, "bootstrap", "1.0", JIM_ERRMSG))
return JIM_ERR;
return Jim_EvalSource(interp, "bootstrap.tcl", 1,
"\n"
"proc package {cmd args} {\n"
" if {$cmd eq \"require\"} {\n"
" foreach path $::auto_path {\n"
" lassign $args pkg\n"
" set pkgpath $path/$pkg.tcl\n"
" if {$path eq \".\"} {\n"
" set pkgpath $pkg.tcl\n"
" }\n"
" if {[file exists $pkgpath]} {\n"
" tailcall uplevel #0 [list source $pkgpath]\n"
" }\n"
" }\n"
" }\n"
"}\n"
"set tcl_platform(bootstrap) 1\n"
);
}
int Jim_initjimshInit(Jim_Interp *interp)
{
if (Jim_PackageProvide(interp, "initjimsh", "1.0", JIM_ERRMSG))
return JIM_ERR;
return Jim_EvalSource(interp, "initjimsh.tcl", 1,
"\n"
"\n"
"\n"
"proc _jimsh_init {} {\n"
" rename _jimsh_init {}\n"
" global jim::exe jim::argv0 tcl_interactive auto_path tcl_platform\n"
"\n"
"\n"
" if {[exists jim::argv0]} {\n"
" if {[string match \"*/*\" $jim::argv0]} {\n"
" set jim::exe [file join [pwd] $jim::argv0]\n"
" } else {\n"
" foreach path [split [env PATH \"\"] $tcl_platform(pathSeparator)] {\n"
" set exec [file join [pwd] [string map {\\\\ /} $path] $jim::argv0]\n"
" if {[file executable $exec]} {\n"
" set jim::exe $exec\n"
" break\n"
" }\n"
" }\n"
" }\n"
" }\n"
"\n"
"\n"
" lappend p {*}[split [env JIMLIB {}] $tcl_platform(pathSeparator)]\n"
" if {[exists jim::exe]} {\n"
" lappend p [file dirname $jim::exe]\n"
" }\n"
" lappend p {*}$auto_path\n"
" set auto_path $p\n"
"\n"
" if {$tcl_interactive && [env HOME {}] ne \"\"} {\n"
" foreach src {.jimrc jimrc.tcl} {\n"
" if {[file exists [env HOME]/$src]} {\n"
" uplevel #0 source [env HOME]/$src\n"
" break\n"
" }\n"
" }\n"
" }\n"
" return \"\"\n"
"}\n"
"\n"
"if {$tcl_platform(platform) eq \"windows\"} {\n"
" set jim::argv0 [string map {\\\\ /} $jim::argv0]\n"
"}\n"
"\n"
"\n"
"set tcl::autocomplete_commands {array clock debug dict file history info namespace package signal socket string tcl::prefix zlib}\n"
"\n"
"\n"
"\n"
"proc tcl::autocomplete {prefix} {\n"
" if {[set space [string first \" \" $prefix]] != -1} {\n"
" set cmd [string range $prefix 0 $space-1]\n"
" if {$cmd in $::tcl::autocomplete_commands || [info channel $cmd] ne \"\"} {\n"
" set arg [string range $prefix $space+1 end]\n"
"\n"
" return [lmap p [$cmd -commands] {\n"
" if {![string match \"${arg}*\" $p]} continue\n"
" function \"$cmd $p\"\n"
" }]\n"
" }\n"
" }\n"
"\n"
" if {[string match \"source *\" $prefix]} {\n"
" set path [string range $prefix 7 end]\n"
" return [lmap p [glob -nocomplain \"${path}*\"] {\n"
" function \"source $p\"\n"
" }]\n"
" }\n"
"\n"
" return [lmap p [lsort [info commands $prefix*]] {\n"
" if {[string match \"* *\" $p]} {\n"
" continue\n"
" }\n"
" function $p\n"
" }]\n"
"}\n"
"\n"
"\n"
"set tcl::stdhint_commands {array clock debug dict file history info namespace package signal string zlib}\n"
"\n"
"set tcl::stdhint_cols {\n"
" none {0}\n"
" black {30}\n"
" red {31}\n"
" green {32}\n"
" yellow {33}\n"
" blue {34}\n"
" purple {35}\n"
" cyan {36}\n"
" normal {37}\n"
" grey {30 1}\n"
" gray {30 1}\n"
" lred {31 1}\n"
" lgreen {32 1}\n"
" lyellow {33 1}\n"
" lblue {34 1}\n"
" lpurple {35 1}\n"
" lcyan {36 1}\n"
" white {37 1}\n"
"}\n"
"\n"
"\n"
"set tcl::stdhint_col $tcl::stdhint_cols(lcyan)\n"
"\n"
"\n"
"proc tcl::stdhint {string} {\n"
" set result \"\"\n"
" if {[llength $string] >= 2} {\n"
" lassign $string cmd arg\n"
" if {$cmd in $::tcl::stdhint_commands || [info channel $cmd] ne \"\"} {\n"
" catch {\n"
" set help [$cmd -help $arg]\n"
" if {[string match \"Usage: $cmd *\" $help]} {\n"
" set n [llength $string]\n"
" set subcmd [lindex $help $n]\n"
" incr n\n"
" set hint [join [lrange $help $n end]]\n"
" set prefix \"\"\n"
" if {![string match \"* \" $string]} {\n"
" if {$n == 3 && $subcmd ne $arg} {\n"
"\n"
" set prefix \"[string range $subcmd [string length $arg] end] \"\n"
" } else {\n"
" set prefix \" \"\n"
" }\n"
" }\n"
" set result [list $prefix$hint {*}$::tcl::stdhint_col]\n"
" }\n"
" }\n"
" }\n"
" }\n"
" return $result\n"
"}\n"
"\n"
"_jimsh_init\n"
);
}
int Jim_globInit(Jim_Interp *interp)
{
if (Jim_PackageProvide(interp, "glob", "1.0", JIM_ERRMSG))
return JIM_ERR;
return Jim_EvalSource(interp, "glob.tcl", 1,
"\n"
"\n"
"\n"
"\n"
"\n"
"\n"
"\n"
"package require readdir\n"
"\n"
"\n"
"proc glob.globdir {dir pattern} {\n"
" if {[file exists $dir/$pattern]} {\n"
"\n"
" return [list $pattern]\n"
" }\n"
"\n"
" set result {}\n"
" set files [readdir $dir]\n"
" lappend files . ..\n"
"\n"
" foreach name $files {\n"
" if {[string match $pattern $name]} {\n"
"\n"
" if {[string index $name 0] eq \".\" && [string index $pattern 0] ne \".\"} {\n"
" continue\n"
" }\n"
" lappend result $name\n"
" }\n"
" }\n"
"\n"
" return $result\n"
"}\n"
"\n"
"\n"
"\n"
"\n"
"proc glob.explode {pattern} {\n"
" set oldexp {}\n"
" set newexp {\"\"}\n"
"\n"
" while 1 {\n"
" set oldexp $newexp\n"
" set newexp {}\n"
" set ob [string first \\{ $pattern]\n"
" set cb [string first \\} $pattern]\n"
"\n"
" if {$ob < $cb && $ob != -1} {\n"
" set mid [string range $pattern 0 $ob-1]\n"
" set subexp [lassign [glob.explode [string range $pattern $ob+1 end]] pattern]\n"
" if {$pattern eq \"\"} {\n"
" error \"unmatched open brace in glob pattern\"\n"
" }\n"
" set pattern [string range $pattern 1 end]\n"
"\n"
" foreach subs $subexp {\n"
" foreach sub [split $subs ,] {\n"
" foreach old $oldexp {\n"
" lappend newexp $old$mid$sub\n"
" }\n"
" }\n"
" }\n"
" } elseif {$cb != -1} {\n"
" set suf [string range $pattern 0 $cb-1]\n"
" set rest [string range $pattern $cb end]\n"
" break\n"
" } else {\n"
" set suf $pattern\n"
" set rest \"\"\n"
" break\n"
" }\n"
" }\n"
"\n"
" foreach old $oldexp {\n"
" lappend newexp $old$suf\n"
" }\n"
" list $rest {*}$newexp\n"
"}\n"
"\n"
"\n"
"\n"
"proc glob.glob {base pattern} {\n"
" set dir [file dirname $pattern]\n"
" if {$pattern eq $dir || $pattern eq \"\"} {\n"
" return [list [file join $base $dir] $pattern]\n"
" } elseif {$pattern eq [file tail $pattern]} {\n"
" set dir \"\"\n"
" }\n"
"\n"
"\n"
" set dirlist [glob.glob $base $dir]\n"
" set pattern [file tail $pattern]\n"
"\n"
"\n"
" set result {}\n"
" foreach {realdir dir} $dirlist {\n"
" if {![file isdir $realdir]} {\n"
" continue\n"
" }\n"
" if {[string index $dir end] ne \"/\" && $dir ne \"\"} {\n"
" append dir /\n"
" }\n"
" foreach name [glob.globdir $realdir $pattern] {\n"
" lappend result [file join $realdir $name] $dir$name\n"
" }\n"
" }\n"
" return $result\n"
"}\n"
"\n"
"\n"
"\n"
"\n"
"\n"
"\n"
"\n"
"\n"
"\n"
"\n"
"\n"
"\n"
"proc glob {args} {\n"
" set nocomplain 0\n"
" set base \"\"\n"
" set tails 0\n"
"\n"
" set n 0\n"
" foreach arg $args {\n"
" if {[info exists param]} {\n"
" set $param $arg\n"
" unset param\n"
" incr n\n"
" continue\n"
" }\n"
" switch -glob -- $arg {\n"
" -d* {\n"
" set switch $arg\n"
" set param base\n"
" }\n"
" -n* {\n"
" set nocomplain 1\n"
" }\n"
" -ta* {\n"
" set tails 1\n"
" }\n"
" -- {\n"
" incr n\n"
" break\n"
" }\n"
" -* {\n"
" return -code error \"bad option \\\"$arg\\\": must be -directory, -nocomplain, -tails, or --\"\n"
" }\n"
" * {\n"
" break\n"
" }\n"
" }\n"
" incr n\n"
" }\n"
" if {[info exists param]} {\n"
" return -code error \"missing argument to \\\"$switch\\\"\"\n"
" }\n"
" if {[llength $args] <= $n} {\n"
" return -code error \"wrong # args: should be \\\"glob ?options? pattern ?pattern ...?\\\"\"\n"
" }\n"
"\n"
" set args [lrange $args $n end]\n"
"\n"
" set result {}\n"
" foreach pattern $args {\n"
" set escpattern [string map {\n"
" \\\\\\\\ \\x01 \\\\\\{ \\x02 \\\\\\} \\x03 \\\\, \\x04\n"
" } $pattern]\n"
" set patexps [lassign [glob.explode $escpattern] rest]\n"
" if {$rest ne \"\"} {\n"
" return -code error \"unmatched close brace in glob pattern\"\n"
" }\n"
" foreach patexp $patexps {\n"
" set patexp [string map {\n"
" \\x01 \\\\\\\\ \\x02 \\{ \\x03 \\} \\x04 ,\n"
" } $patexp]\n"
" foreach {realname name} [glob.glob $base $patexp] {\n"
" incr n\n"
" if {$tails} {\n"
" lappend result $name\n"
" } else {\n"
" lappend result [file join $base $name]\n"
" }\n"
" }\n"
" }\n"
" }\n"
"\n"
" if {!$nocomplain && [llength $result] == 0} {\n"
" set s $(([llength $args] > 1) ? \"s\" : \"\")\n"
" return -code error \"no files matched glob pattern$s \\\"[join $args]\\\"\"\n"
" }\n"
"\n"
" return $result\n"
"}\n"
);
}
int Jim_stdlibInit(Jim_Interp *interp)
{
if (Jim_PackageProvide(interp, "stdlib", "1.0", JIM_ERRMSG))
return JIM_ERR;
return Jim_EvalSource(interp, "stdlib.tcl", 1,
"\n"
"\n"
"if {![exists -command ref]} {\n"
"\n"
" proc ref {args} {{count 0}} {\n"
" format %08x [incr count]\n"
" }\n"
"}\n"
"\n"
"\n"
"proc lambda {arglist args} {\n"
" tailcall proc [ref {} function lambda.finalizer] $arglist {*}$args\n"
"}\n"
"\n"
"proc lambda.finalizer {name val} {\n"
" rename $name {}\n"
"}\n"
"\n"
"\n"
"proc curry {args} {\n"
" alias [ref {} function lambda.finalizer] {*}$args\n"
"}\n"
"\n"
"\n"
"\n"
"\n"
"\n"
"\n"
"\n"
"\n"
"\n"
"proc function {value} {\n"
" return $value\n"
"}\n"
"\n"
"\n"
"proc stackdump {stacktrace} {\n"
" set lines {}\n"
" lappend lines \"Traceback (most recent call last):\"\n"
" foreach {cmd l f p} [lreverse $stacktrace] {\n"
" set line {}\n"
" if {$f ne \"\"} {\n"
" append line \" File \\\"$f\\\", line $l\"\n"
" }\n"
" if {$p ne \"\"} {\n"
" append line \", in $p\"\n"
" }\n"
" if {$line ne \"\"} {\n"
" lappend lines $line\n"
" if {$cmd ne \"\"} {\n"
" set nl [string first \\n $cmd 1]\n"
" if {$nl >= 0} {\n"
" set cmd [string range $cmd 0 $nl-1]...\n"
" }\n"
" lappend lines \" $cmd\"\n"
" }\n"
" }\n"
" }\n"
" if {[llength $lines] > 1} {\n"
" return [join $lines \\n]\n"
" }\n"
"}\n"
"\n"
"\n"
"\n"
"proc defer {script} {\n"
" upvar jim::defer v\n"
" lappend v $script\n"
"}\n"
"\n"
"\n"
"\n"
"proc errorInfo {msg {stacktrace \"\"}} {\n"
" if {$stacktrace eq \"\"} {\n"
"\n"
" set stacktrace [info stacktrace]\n"
" }\n"
" lassign $stacktrace p f l cmd\n"
" if {$f ne \"\"} {\n"
" set result \"$f:$l: Error: \"\n"
" }\n"
" append result \"$msg\\n\"\n"
" append result [stackdump $stacktrace]\n"
"\n"
"\n"
" string trim $result\n"
"}\n"
"\n"
"\n"
"\n"
"proc {info nameofexecutable} {} {\n"
" if {[exists ::jim::exe]} {\n"
" return $::jim::exe\n"
" }\n"
"}\n"
"\n"
"\n"
"proc {dict update} {&varName args script} {\n"
" set keys {}\n"
" foreach {n v} $args {\n"
" upvar $v var_$v\n"
" if {[dict exists $varName $n]} {\n"
" set var_$v [dict get $varName $n]\n"
" }\n"
" }\n"
" catch {uplevel 1 $script} msg opts\n"
" if {[info exists varName]} {\n"
" foreach {n v} $args {\n"
" if {[info exists var_$v]} {\n"
" dict set varName $n [set var_$v]\n"
" } else {\n"
" dict unset varName $n\n"
" }\n"
" }\n"
" }\n"
" return {*}$opts $msg\n"
"}\n"
"\n"
"proc {dict replace} {dictionary {args {key value}}} {\n"
" if {[llength ${key value}] % 2} {\n"
" tailcall {dict replace}\n"
" }\n"
" tailcall dict merge $dictionary ${key value}\n"
"}\n"
"\n"
"\n"
"proc {dict lappend} {varName key {args value}} {\n"
" upvar $varName dict\n"
" if {[exists dict] && [dict exists $dict $key]} {\n"
" set list [dict get $dict $key]\n"
" }\n"
" lappend list {*}$value\n"
" dict set dict $key $list\n"
"}\n"
"\n"
"\n"
"proc {dict append} {varName key {args value}} {\n"
" upvar $varName dict\n"
" if {[exists dict] && [dict exists $dict $key]} {\n"
" set str [dict get $dict $key]\n"
" }\n"
" append str {*}$value\n"
" dict set dict $key $str\n"
"}\n"
"\n"
"\n"
"proc {dict incr} {varName key {increment 1}} {\n"
" upvar $varName dict\n"
" if {[exists dict] && [dict exists $dict $key]} {\n"
" set value [dict get $dict $key]\n"
" }\n"
" incr value $increment\n"
" dict set dict $key $value\n"
"}\n"
"\n"
"\n"
"proc {dict remove} {dictionary {args key}} {\n"
" foreach k $key {\n"
" dict unset dictionary $k\n"
" }\n"
" return $dictionary\n"
"}\n"
"\n"
"\n"
"proc {dict for} {vars dictionary script} {\n"
" if {[llength $vars] != 2} {\n"
" return -code error \"must have exactly two variable names\"\n"
" }\n"
" dict size $dictionary\n"
" tailcall foreach $vars $dictionary $script\n"
"}\n"
);
}
int Jim_tclcompatInit(Jim_Interp *interp)
{
if (Jim_PackageProvide(interp, "tclcompat", "1.0", JIM_ERRMSG))
return JIM_ERR;
return Jim_EvalSource(interp, "tclcompat.tcl", 1,
"\n"
"\n"
"\n"
"\n"
"\n"
"\n"
"\n"
"\n"
"set env [env]\n"
"\n"
"\n"
"if {[exists -command stdout]} {\n"
"\n"
" foreach p {gets flush close eof seek tell} {\n"
" proc $p {chan args} {p} {\n"
" tailcall $chan $p {*}$args\n"
" }\n"
" }\n"
" unset p\n"
"\n"
"\n"
"\n"
" proc puts {{-nonewline {}} {chan stdout} msg} {\n"
" if {${-nonewline} ni {-nonewline {}}} {\n"
" tailcall ${-nonewline} puts $msg\n"
" }\n"
" tailcall $chan puts {*}${-nonewline} $msg\n"
" }\n"
"\n"
"\n"
"\n"
"\n"
"\n"
" proc read {{-nonewline {}} chan} {\n"
" if {${-nonewline} ni {-nonewline {}}} {\n"
" tailcall ${-nonewline} read {*}${chan}\n"
" }\n"
" tailcall $chan read {*}${-nonewline}\n"
" }\n"
"\n"
" proc fconfigure {f args} {\n"
" foreach {n v} $args {\n"
" switch -glob -- $n {\n"
" -bl* {\n"
" $f ndelay $(!$v)\n"
" }\n"
" -bu* {\n"
" $f buffering $v\n"
" }\n"
" -tr* {\n"
"\n"
" }\n"
" default {\n"
" return -code error \"fconfigure: unknown option $n\"\n"
" }\n"
" }\n"
" }\n"
" }\n"
"}\n"
"\n"
"\n"
"proc fileevent {args} {\n"
" tailcall {*}$args\n"
"}\n"
"\n"
"\n"
"\n"
"proc parray {arrayname {pattern *} {puts puts}} {\n"
" upvar $arrayname a\n"
"\n"
" set max 0\n"
" foreach name [array names a $pattern]] {\n"
" if {[string length $name] > $max} {\n"
" set max [string length $name]\n"
" }\n"
" }\n"
" incr max [string length $arrayname]\n"
" incr max 2\n"
" foreach name [lsort [array names a $pattern]] {\n"
" $puts [format \"%-${max}s = %s\" $arrayname\\($name\\) $a($name)]\n"
" }\n"
"}\n"
"\n"
"\n"
"proc {file copy} {{force {}} source target} {\n"
" try {\n"
" if {$force ni {{} -force}} {\n"
" error \"bad option \\\"$force\\\": should be -force\"\n"
" }\n"
"\n"
" set in [open $source rb]\n"
"\n"
" if {[file exists $target]} {\n"
" if {$force eq \"\"} {\n"
" error \"error copying \\\"$source\\\" to \\\"$target\\\": file already exists\"\n"
" }\n"
"\n"
" if {$source eq $target} {\n"
" return\n"
" }\n"
"\n"
"\n"
" file stat $source ss\n"
" file stat $target ts\n"
" if {$ss(dev) == $ts(dev) && $ss(ino) == $ts(ino) && $ss(ino)} {\n"
" return\n"
" }\n"
" }\n"
" set out [open $target wb]\n"
" $in copyto $out\n"
" $out close\n"
" } on error {msg opts} {\n"
" incr opts(-level)\n"
" return {*}$opts $msg\n"
" } finally {\n"
" catch {$in close}\n"
" }\n"
"}\n"
"\n"
"\n"
"\n"
"proc popen {cmd {mode r}} {\n"
" lassign [pipe] r w\n"
" try {\n"
" if {[string match \"w*\" $mode]} {\n"
" lappend cmd <@$r &\n"
" set pids [exec {*}$cmd]\n"
" $r close\n"
" set f $w\n"
" } else {\n"
" lappend cmd >@$w &\n"
" set pids [exec {*}$cmd]\n"
" $w close\n"
" set f $r\n"
" }\n"
" lambda {cmd args} {f pids} {\n"
" if {$cmd eq \"pid\"} {\n"
" return $pids\n"
" }\n"
" if {$cmd eq \"getfd\"} {\n"
" $f getfd\n"
" }\n"
" if {$cmd eq \"close\"} {\n"
" $f close\n"
"\n"
" set retopts {}\n"
" foreach p $pids {\n"
" lassign [wait $p] status - rc\n"
" if {$status eq \"CHILDSTATUS\"} {\n"
" if {$rc == 0} {\n"
" continue\n"
" }\n"
" set msg \"child process exited abnormally\"\n"
" } else {\n"
" set msg \"child killed: received signal\"\n"
" }\n"
" set retopts [list -code error -errorcode [list $status $p $rc] $msg]\n"
" }\n"
" return {*}$retopts\n"
" }\n"
" tailcall $f $cmd {*}$args\n"
" }\n"
" } on error {error opts} {\n"
" $r close\n"
" $w close\n"
" error $error\n"
" }\n"
"}\n"
"\n"
"\n"
"local proc pid {{channelId {}}} {\n"
" if {$channelId eq \"\"} {\n"
" tailcall upcall pid\n"
" }\n"
" if {[catch {$channelId tell}]} {\n"
" return -code error \"can not find channel named \\\"$channelId\\\"\"\n"
" }\n"
" if {[catch {$channelId pid} pids]} {\n"
" return \"\"\n"
" }\n"
" return $pids\n"
"}\n"
"\n"
"\n"
"\n"
"proc throw {code {msg \"\"}} {\n"
" return -code $code $msg\n"
"}\n"
"\n"
"\n"
"proc {file delete force} {path} {\n"
" foreach e [readdir $path] {\n"
" file delete -force $path/$e\n"
" }\n"
" file delete $path\n"
"}\n"
);
}
#include <stdio.h>
#include <string.h>
#include <errno.h>
#include <fcntl.h>
#include <assert.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#include <sys/stat.h>
#endif
#ifdef HAVE_UTIL_H
#include <util.h>
#endif
#ifdef HAVE_PTY_H
#include <pty.h>
#endif
#if defined(HAVE_SYS_SOCKET_H) && defined(HAVE_SELECT) && defined(HAVE_NETINET_IN_H) && defined(HAVE_NETDB_H) && defined(HAVE_ARPA_INET_H)
#include <sys/socket.h>
#include <netinet/in.h>
#include <netinet/tcp.h>
#include <arpa/inet.h>
#include <netdb.h>
#ifdef HAVE_SYS_UN_H
#include <sys/un.h>
#endif
#define HAVE_SOCKETS
#elif defined (__MINGW32__)
#endif
#if defined(JIM_SSL)
#include <openssl/ssl.h>
#include <openssl/err.h>
#endif
#ifdef HAVE_TERMIOS_H
#endif
#define AIO_CMD_LEN 32
#define AIO_BUF_LEN 256
#define AIO_WBUF_FULL_SIZE (64 * 1024)
#define AIO_KEEPOPEN 1
#define AIO_NODELETE 2
#define AIO_EOF 4
#define AIO_WBUF_NONE 8
#define AIO_NONBLOCK 16
enum wbuftype {
WBUF_OPT_NONE,
WBUF_OPT_LINE,
WBUF_OPT_FULL,
};
#if defined(JIM_IPV6)
#define IPV6 1
#else
#define IPV6 0
#ifndef PF_INET6
#define PF_INET6 0
#endif
#endif
#if defined(HAVE_SYS_UN_H) && defined(PF_UNIX)
#define UNIX_SOCKETS 1
#else
#define UNIX_SOCKETS 0
#endif
#ifndef MAXPATHLEN
#define MAXPATHLEN JIM_PATH_LEN
#endif
static int JimReadableTimeout(int fd, long ms)
{
#ifdef HAVE_SELECT
int retval;
struct timeval tv;
fd_set rfds;
FD_ZERO(&rfds);
FD_SET(fd, &rfds);
tv.tv_sec = ms / 1000;
tv.tv_usec = (ms % 1000) * 1000;
retval = select(fd + 1, &rfds, NULL, NULL, ms == 0 ? NULL : &tv);
if (retval > 0) {
return JIM_OK;
}
return JIM_ERR;
#else
return JIM_OK;
#endif
}
struct AioFile;
typedef struct {
int (*writer)(struct AioFile *af, const char *buf, int len);
int (*reader)(struct AioFile *af, char *buf, int len, int pending);
int (*error)(const struct AioFile *af);
const char *(*strerror)(struct AioFile *af);
int (*verify)(struct AioFile *af);
} JimAioFopsType;
typedef struct AioFile
{
Jim_Obj *filename;
int wbuft;
int flags;
long timeout;
int fd;
int addr_family;
void *ssl;
const JimAioFopsType *fops;
Jim_Obj *readbuf;
Jim_Obj *writebuf;
} AioFile;
static int stdio_writer(struct AioFile *af, const char *buf, int len)
{
return write(af->fd, buf, len);
}
static int stdio_reader(struct AioFile *af, char *buf, int len, int nb)
{
if (nb || af->timeout == 0 || JimReadableTimeout(af->fd, af->timeout) == JIM_OK) {
int ret;
errno = 0;
ret = read(af->fd, buf, len);
if (ret <= 0 && errno != EAGAIN && errno != EINTR) {
af->flags |= AIO_EOF;
}
return ret;
}
errno = ETIMEDOUT;
return -1;
}
static int stdio_error(const AioFile *af)
{
if (af->flags & AIO_EOF) {
return JIM_OK;
}
switch (errno) {
case EAGAIN:
case EINTR:
case ETIMEDOUT:
#ifdef ECONNRESET
case ECONNRESET:
#endif
#ifdef ECONNABORTED
case ECONNABORTED:
#endif
return JIM_OK;
default:
return JIM_ERR;
}
}
static const char *stdio_strerror(struct AioFile *af)
{
return strerror(errno);
}
static const JimAioFopsType stdio_fops = {
stdio_writer,
stdio_reader,
stdio_error,
stdio_strerror,
NULL,
};
static void aio_set_nonblocking(AioFile *af, int nb)
{
#ifdef O_NDELAY
int old = !!(af->flags & AIO_NONBLOCK);
if (old != nb) {
int fmode = fcntl(af->fd, F_GETFL);
if (nb) {
fmode |= O_NDELAY;
af->flags |= AIO_NONBLOCK;
}
else {
fmode &= ~O_NDELAY;
af->flags &= ~AIO_NONBLOCK;
}
(void)fcntl(af->fd, F_SETFL, fmode);
}
#endif
}
static int aio_start_nonblocking(AioFile *af)
{
int old = !!(af->flags & AIO_NONBLOCK);
if (af->timeout) {
aio_set_nonblocking(af, 1);
}
return old;
}
static int JimAioSubCmdProc(Jim_Interp *interp, int argc, Jim_Obj *const *argv);
static AioFile *JimMakeChannel(Jim_Interp *interp, int fd, Jim_Obj *filename,
const char *hdlfmt, int family, int flags);
static const char *JimAioErrorString(AioFile *af)
{
if (af && af->fops)
return af->fops->strerror(af);
return strerror(errno);
}
static void JimAioSetError(Jim_Interp *interp, Jim_Obj *name)
{
AioFile *af = Jim_CmdPrivData(interp);
if (name) {
Jim_SetResultFormatted(interp, "%#s: %s", name, JimAioErrorString(af));
}
else {
Jim_SetResultString(interp, JimAioErrorString(af), -1);
}
}
static int aio_eof(AioFile *af)
{
return af->flags & AIO_EOF;
}
static int JimCheckStreamError(Jim_Interp *interp, AioFile *af)
{
int ret = 0;
if (!aio_eof(af)) {
ret = af->fops->error(af);
if (ret) {
JimAioSetError(interp, af->filename);
}
}
return ret;
}
static void aio_consume(Jim_Obj *objPtr, int n)
{
assert(objPtr->bytes);
assert(n <= objPtr->length);
memmove(objPtr->bytes, objPtr->bytes + n, objPtr->length - n + 1);
objPtr->length -= n;
}
static int aio_autoflush(Jim_Interp *interp, void *clientData, int mask);
static int aio_flush(Jim_Interp *interp, AioFile *af)
{
int len;
const char *pt = Jim_GetString(af->writebuf, &len);
if (len) {
int ret = af->fops->writer(af, pt, len);
if (ret > 0) {
aio_consume(af->writebuf, ret);
}
if (ret < 0) {
return JimCheckStreamError(interp, af);
}
if (Jim_Length(af->writebuf)) {
#ifdef jim_ext_eventloop
void *handler = Jim_FindFileHandler(interp, af->fd, JIM_EVENT_WRITABLE);
if (handler == NULL) {
Jim_CreateFileHandler(interp, af->fd, JIM_EVENT_WRITABLE, aio_autoflush, af, NULL);
return JIM_OK;
}
else if (handler == af) {
return JIM_OK;
}
#endif
Jim_SetResultString(interp, "send buffer is full", -1);
return JIM_ERR;
}
}
return JIM_OK;
}
static int aio_autoflush(Jim_Interp *interp, void *clientData, int mask)
{
AioFile *af = clientData;
aio_flush(interp, af);
if (Jim_Length(af->writebuf) == 0) {
return -1;
}
return 0;
}
static int aio_read_len(Jim_Interp *interp, AioFile *af, int nb, char *buf, size_t buflen, int neededLen)
{
if (!af->readbuf) {
af->readbuf = Jim_NewStringObj(interp, NULL, 0);
}
if (neededLen >= 0) {
neededLen -= Jim_Length(af->readbuf);
if (neededLen <= 0) {
return JIM_OK;
}
}
while (neededLen && !aio_eof(af)) {
int retval;
int readlen;
if (neededLen == -1) {
readlen = AIO_BUF_LEN;
}
else {
readlen = (neededLen > AIO_BUF_LEN ? AIO_BUF_LEN : neededLen);
}
retval = af->fops->reader(af, buf, readlen, nb);
if (retval > 0) {
Jim_AppendString(interp, af->readbuf, buf, retval);
if (neededLen != -1) {
neededLen -= retval;
}
continue;
}
if (JimCheckStreamError(interp, af)) {
return JIM_ERR;
}
break;
}
return JIM_OK;
}
static Jim_Obj *aio_read_consume(Jim_Interp *interp, AioFile *af, int neededLen)
{
Jim_Obj *objPtr = NULL;
if (neededLen < 0 || af->readbuf == NULL || Jim_Length(af->readbuf) <= neededLen) {
objPtr = af->readbuf;
af->readbuf = NULL;
}
else if (af->readbuf) {
int len;
const char *pt = Jim_GetString(af->readbuf, &len);
objPtr = Jim_NewStringObj(interp, pt, neededLen);
aio_consume(af->readbuf, neededLen);
}
return objPtr;
}
static void JimAioDelProc(Jim_Interp *interp, void *privData)
{
AioFile *af = privData;
JIM_NOTUSED(interp);
aio_flush(interp, af);
Jim_DecrRefCount(interp, af->writebuf);
#if UNIX_SOCKETS
if (af->addr_family == PF_UNIX && (af->flags & AIO_NODELETE) == 0) {
Jim_Obj *filenameObj = aio_sockname(interp, af->fd);
if (filenameObj) {
if (Jim_Length(filenameObj)) {
remove(Jim_String(filenameObj));
}
Jim_FreeNewObj(interp, filenameObj);
}
}
#endif
Jim_DecrRefCount(interp, af->filename);
#ifdef jim_ext_eventloop
Jim_DeleteFileHandler(interp, af->fd, JIM_EVENT_READABLE | JIM_EVENT_WRITABLE | JIM_EVENT_EXCEPTION);
#endif
#if defined(JIM_SSL)
if (af->ssl != NULL) {
SSL_free(af->ssl);
}
#endif
if (!(af->flags & AIO_KEEPOPEN)) {
close(af->fd);
}
if (af->readbuf) {
Jim_FreeNewObj(interp, af->readbuf);
}
Jim_Free(af);
}
static int aio_cmd_read(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
AioFile *af = Jim_CmdPrivData(interp);
int nonewline = 0;
jim_wide neededLen = -1;
static const char * const options[] = { "-pending", "-nonewline", NULL };
enum { OPT_PENDING, OPT_NONEWLINE };
int option;
int nb;
Jim_Obj *objPtr;
char buf[AIO_BUF_LEN];
if (argc) {
if (*Jim_String(argv[0]) == '-') {
if (Jim_GetEnum(interp, argv[0], options, &option, NULL, JIM_ERRMSG) != JIM_OK) {
return JIM_ERR;
}
switch (option) {
case OPT_PENDING:
break;
case OPT_NONEWLINE:
nonewline++;
break;
}
}
else {
if (Jim_GetWide(interp, argv[0], &neededLen) != JIM_OK)
return JIM_ERR;
if (neededLen < 0) {
Jim_SetResultString(interp, "invalid parameter: negative len", -1);
return JIM_ERR;
}
}
argc--;
argv++;
}
if (argc) {
return -1;
}
nb = aio_start_nonblocking(af);
if (aio_read_len(interp, af, nb, buf, sizeof(buf), neededLen) != JIM_OK) {
aio_set_nonblocking(af, nb);
return JIM_ERR;
}
objPtr = aio_read_consume(interp, af, neededLen);
aio_set_nonblocking(af, nb);
if (objPtr) {
if (nonewline) {
int len;
const char *s = Jim_GetString(objPtr, &len);
if (len > 0 && s[len - 1] == '\n') {
objPtr->length--;
objPtr->bytes[objPtr->length] = '\0';
}
}
Jim_SetResult(interp, objPtr);
}
else {
Jim_SetEmptyResult(interp);
}
return JIM_OK;
}
int Jim_AioFilehandle(Jim_Interp *interp, Jim_Obj *command)
{
Jim_Cmd *cmdPtr = Jim_GetCommand(interp, command, JIM_ERRMSG);
if (cmdPtr && !cmdPtr->isproc && cmdPtr->u.native.cmdProc == JimAioSubCmdProc) {
return ((AioFile *) cmdPtr->u.native.privData)->fd;
}
Jim_SetResultFormatted(interp, "Not a filehandle: \"%#s\"", command);
return -1;
}
static int aio_cmd_getfd(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
AioFile *af = Jim_CmdPrivData(interp);
aio_flush(interp, af);
Jim_SetResultInt(interp, af->fd);
return JIM_OK;
}
static int aio_cmd_copy(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
AioFile *af = Jim_CmdPrivData(interp);
jim_wide count = 0;
jim_wide maxlen = JIM_WIDE_MAX;
char buf[AIO_BUF_LEN];
char *bufp = buf;
int buflen = sizeof(buf);
int ok = 1;
Jim_Obj *objv[4];
if (argc == 2) {
if (Jim_GetWide(interp, argv[1], &maxlen) != JIM_OK) {
return JIM_ERR;
}
}
objv[0] = argv[0];
objv[1] = Jim_NewStringObj(interp, "flush", -1);
if (Jim_EvalObjVector(interp, 2, objv) != JIM_OK) {
Jim_SetResultFormatted(interp, "Not a filehandle: \"%#s\"", argv[0]);
return JIM_ERR;
}
objv[0] = argv[0];
objv[1] = Jim_NewStringObj(interp, "puts", -1);
objv[2] = Jim_NewStringObj(interp, "-nonewline", -1);
Jim_IncrRefCount(objv[1]);
Jim_IncrRefCount(objv[2]);
while (count < maxlen) {
jim_wide len = maxlen - count;
if (len > buflen) {
len = buflen;
}
if (aio_read_len(interp, af, 0, bufp, buflen, len) != JIM_OK) {
ok = 0;
break;
}
objv[3] = aio_read_consume(interp, af, len);
count += Jim_Length(objv[3]);
if (Jim_EvalObjVector(interp, 4, objv) != JIM_OK) {
ok = 0;
break;
}
if (aio_eof(af)) {
break;
}
if (count >= 16384 && bufp == buf) {
buflen = 65536;
bufp = Jim_Alloc(buflen);
}
}
if (bufp != buf) {
Jim_Free(bufp);
}
Jim_DecrRefCount(interp, objv[1]);
Jim_DecrRefCount(interp, objv[2]);
if (!ok) {
return JIM_ERR;
}
Jim_SetResultInt(interp, count);
return JIM_OK;
}
static int aio_cmd_gets(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
AioFile *af = Jim_CmdPrivData(interp);
char buf[AIO_BUF_LEN];
Jim_Obj *objPtr = NULL;
int len;
int nb;
char *nl = NULL;
int offset = 0;
errno = 0;
nb = aio_start_nonblocking(af);
if (!af->readbuf) {
af->readbuf = Jim_NewStringObj(interp, NULL, 0);
}
while (!aio_eof(af)) {
const char *pt = Jim_GetString(af->readbuf, &len);
nl = memchr(pt + offset, '\n', len - offset);
if (nl) {
objPtr = Jim_NewStringObj(interp, pt, nl - pt);
aio_consume(af->readbuf, nl - pt + 1);
break;
}
offset = len;
len = af->fops->reader(af, buf, AIO_BUF_LEN, nb);
if (len <= 0) {
break;
}
Jim_AppendString(interp, af->readbuf, buf, len);
}
aio_set_nonblocking(af, nb);
if (!nl && aio_eof(af)) {
objPtr = af->readbuf;
af->readbuf = NULL;
}
else if (!objPtr) {
objPtr = Jim_NewStringObj(interp, NULL, 0);
}
if (argc) {
if (Jim_SetVariable(interp, argv[0], objPtr) != JIM_OK) {
Jim_FreeNewObj(interp, objPtr);
return JIM_ERR;
}
len = Jim_Length(objPtr);
if (!nl && len == 0) {
len = -1;
}
Jim_SetResultInt(interp, len);
}
else {
Jim_SetResult(interp, objPtr);
}
return JIM_OK;
}
static int aio_cmd_puts(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
AioFile *af = Jim_CmdPrivData(interp);
int wlen;
const char *wdata;
Jim_Obj *strObj;
int wnow = 0;
int nl = 1;
if (argc == 2) {
if (!Jim_CompareStringImmediate(interp, argv[0], "-nonewline")) {
return -1;
}
strObj = argv[1];
nl = 0;
}
else {
strObj = argv[0];
}
Jim_AppendObj(interp, af->writebuf, strObj);
if (nl) {
Jim_AppendString(interp, af->writebuf, "\n", 1);
}
wdata = Jim_GetString(af->writebuf, &wlen);
switch (af->wbuft) {
case WBUF_OPT_NONE:
wnow = 1;
break;
case WBUF_OPT_LINE:
if (nl || memchr(wdata, '\n', wlen) != NULL) {
wnow = 1;
}
break;
case WBUF_OPT_FULL:
if (wlen >= AIO_WBUF_FULL_SIZE) {
wnow = 1;
}
break;
}
if (wnow) {
return aio_flush(interp, af);
}
return JIM_OK;
}
static int aio_cmd_isatty(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
#ifdef HAVE_ISATTY
AioFile *af = Jim_CmdPrivData(interp);
Jim_SetResultInt(interp, isatty(af->fd));
#else
Jim_SetResultInt(interp, 0);
#endif
return JIM_OK;
}
static int aio_cmd_flush(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
AioFile *af = Jim_CmdPrivData(interp);
return aio_flush(interp, af);
}
static int aio_cmd_eof(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
AioFile *af = Jim_CmdPrivData(interp);
Jim_SetResultInt(interp, !!aio_eof(af));
return JIM_OK;
}
static int aio_cmd_close(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
AioFile *af = Jim_CmdPrivData(interp);
if (argc == 3) {
int option = -1;
#if defined(HAVE_SOCKETS)
static const char * const options[] = { "r", "w", "-nodelete", NULL };
enum { OPT_R, OPT_W, OPT_NODELETE };
if (Jim_GetEnum(interp, argv[2], options, &option, NULL, JIM_ERRMSG) != JIM_OK) {
return JIM_ERR;
}
#endif
switch (option) {
#if defined(HAVE_SHUTDOWN)
case OPT_R:
case OPT_W:
if (shutdown(af->fd, option == OPT_R ? SHUT_RD : SHUT_WR) == 0) {
return JIM_OK;
}
JimAioSetError(interp, NULL);
return JIM_ERR;
#endif
#if UNIX_SOCKETS
case OPT_NODELETE:
if (af->addr_family == PF_UNIX) {
af->flags |= AIO_NODELETE;
break;
}
#endif
default:
Jim_SetResultString(interp, "not supported", -1);
return JIM_ERR;
}
}
af->flags &= ~AIO_KEEPOPEN;
return Jim_DeleteCommand(interp, argv[0]);
}
static int aio_cmd_seek(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
AioFile *af = Jim_CmdPrivData(interp);
int orig = SEEK_SET;
jim_wide offset;
if (argc == 2) {
if (Jim_CompareStringImmediate(interp, argv[1], "start"))
orig = SEEK_SET;
else if (Jim_CompareStringImmediate(interp, argv[1], "current"))
orig = SEEK_CUR;
else if (Jim_CompareStringImmediate(interp, argv[1], "end"))
orig = SEEK_END;
else {
return -1;
}
}
if (Jim_GetWide(interp, argv[0], &offset) != JIM_OK) {
return JIM_ERR;
}
if (orig != SEEK_CUR || offset != 0) {
aio_flush(interp, af);
}
if (Jim_Lseek(af->fd, offset, orig) == -1) {
JimAioSetError(interp, af->filename);
return JIM_ERR;
}
if (af->readbuf) {
Jim_FreeNewObj(interp, af->readbuf);
af->readbuf = NULL;
}
af->flags &= ~AIO_EOF;
return JIM_OK;
}
static int aio_cmd_tell(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
AioFile *af = Jim_CmdPrivData(interp);
Jim_SetResultInt(interp, Jim_Lseek(af->fd, 0, SEEK_CUR));
return JIM_OK;
}
static int aio_cmd_filename(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
AioFile *af = Jim_CmdPrivData(interp);
Jim_SetResult(interp, af->filename);
return JIM_OK;
}
#ifdef O_NDELAY
static int aio_cmd_ndelay(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
AioFile *af = Jim_CmdPrivData(interp);
if (argc) {
long nb;
if (Jim_GetLong(interp, argv[0], &nb) != JIM_OK) {
return JIM_ERR;
}
aio_set_nonblocking(af, nb);
}
Jim_SetResultInt(interp, (af->flags & AIO_NONBLOCK) ? 1 : 0);
return JIM_OK;
}
#endif
#ifdef HAVE_FSYNC
static int aio_cmd_sync(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
AioFile *af = Jim_CmdPrivData(interp);
if (aio_flush(interp, af) != JIM_OK) {
return JIM_ERR;
}
fsync(af->fd);
return JIM_OK;
}
#endif
static int aio_cmd_buffering(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
AioFile *af = Jim_CmdPrivData(interp);
static const char * const options[] = {
"none",
"line",
"full",
NULL
};
if (Jim_GetEnum(interp, argv[0], options, &af->wbuft, NULL, JIM_ERRMSG) != JIM_OK) {
return JIM_ERR;
}
if (af->wbuft == WBUF_OPT_NONE) {
return aio_flush(interp, af);
}
return JIM_OK;
}
static int aio_cmd_timeout(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
#ifdef HAVE_SELECT
AioFile *af = Jim_CmdPrivData(interp);
if (argc == 1) {
if (Jim_GetLong(interp, argv[0], &af->timeout) != JIM_OK) {
return JIM_ERR;
}
}
Jim_SetResultInt(interp, af->timeout);
return JIM_OK;
#else
Jim_SetResultString(interp, "timeout not supported", -1);
return JIM_ERR;
#endif
}
#ifdef jim_ext_eventloop
static int aio_eventinfo(Jim_Interp *interp, AioFile * af, unsigned mask,
int argc, Jim_Obj * const *argv)
{
if (argc == 0) {
Jim_Obj *objPtr = Jim_FindFileHandler(interp, af->fd, mask);
if (objPtr) {
Jim_SetResult(interp, objPtr);
}
return JIM_OK;
}
Jim_DeleteFileHandler(interp, af->fd, mask);
if (Jim_Length(argv[0])) {
Jim_CreateScriptFileHandler(interp, af->fd, mask, argv[0]);
}
return JIM_OK;
}
static int aio_cmd_readable(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
AioFile *af = Jim_CmdPrivData(interp);
return aio_eventinfo(interp, af, JIM_EVENT_READABLE, argc, argv);
}
static int aio_cmd_writable(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
AioFile *af = Jim_CmdPrivData(interp);
return aio_eventinfo(interp, af, JIM_EVENT_WRITABLE, argc, argv);
}
static int aio_cmd_onexception(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
AioFile *af = Jim_CmdPrivData(interp);
return aio_eventinfo(interp, af, JIM_EVENT_EXCEPTION, argc, argv);
}
#endif
#if defined(jim_ext_file) && defined(Jim_FileStat)
static int aio_cmd_stat(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
jim_stat_t sb;
AioFile *af = Jim_CmdPrivData(interp);
if (Jim_FileStat(af->fd, &sb) == -1) {
JimAioSetError(interp, NULL);
return JIM_ERR;
}
return Jim_FileStoreStatData(interp, argc == 0 ? NULL : argv[0], &sb);
}
#endif
static const jim_subcmd_type aio_command_table[] = {
{ "read",
"?-nonewline|len?",
aio_cmd_read,
0,
2,
},
{ "copyto",
"handle ?size?",
aio_cmd_copy,
1,
2,
},
{ "getfd",
NULL,
aio_cmd_getfd,
0,
0,
},
{ "gets",
"?var?",
aio_cmd_gets,
0,
1,
},
{ "puts",
"?-nonewline? str",
aio_cmd_puts,
1,
2,
},
{ "isatty",
NULL,
aio_cmd_isatty,
0,
0,
},
{ "flush",
NULL,
aio_cmd_flush,
0,
0,
},
{ "eof",
NULL,
aio_cmd_eof,
0,
0,
},
{ "close",
"?r(ead)|w(rite)?",
aio_cmd_close,
0,
1,
JIM_MODFLAG_FULLARGV,
},
{ "seek",
"offset ?start|current|end",
aio_cmd_seek,
1,
2,
},
{ "tell",
NULL,
aio_cmd_tell,
0,
0,
},
{ "filename",
NULL,
aio_cmd_filename,
0,
0,
},
#ifdef O_NDELAY
{ "ndelay",
"?0|1?",
aio_cmd_ndelay,
0,
1,
},
#endif
#ifdef HAVE_FSYNC
{ "sync",
NULL,
aio_cmd_sync,
0,
0,
},
#endif
{ "buffering",
"none|line|full",
aio_cmd_buffering,
1,
1,
},
#if defined(jim_ext_file) && defined(Jim_FileStat)
{ "stat",
"?var?",
aio_cmd_stat,
0,
1,
},
#endif
#ifdef jim_ext_eventloop
{ "readable",
"?readable-script?",
aio_cmd_readable,
0,
1,
},
{ "writable",
"?writable-script?",
aio_cmd_writable,
0,
1,
},
{ "onexception",
"?exception-script?",
aio_cmd_onexception,
0,
1,
},
{ "timeout",
"?ms?",
aio_cmd_timeout,
0,
1,
},
#endif
{ NULL }
};
static int JimAioSubCmdProc(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
return Jim_CallSubCmd(interp, Jim_ParseSubCmd(interp, aio_command_table, argc, argv), argc, argv);
}
static int parse_posix_open_mode(Jim_Interp *interp, Jim_Obj *modeObj)
{
int i;
int flags = 0;
#ifndef O_NOCTTY
#define O_NOCTTY 0
#endif
static const char * const modetypes[] = {
"RDONLY", "WRONLY", "RDWR", "APPEND", "BINARY", "CREAT", "EXCL", "NOCTTY", "TRUNC", NULL
};
static const int modeflags[] = {
O_RDONLY, O_WRONLY, O_RDWR, O_APPEND, 0, O_CREAT, O_EXCL, O_NOCTTY, O_TRUNC,
};
for (i = 0; i < Jim_ListLength(interp, modeObj); i++) {
int opt;
Jim_Obj *objPtr = Jim_ListGetIndex(interp, modeObj, i);
if (Jim_GetEnum(interp, objPtr, modetypes, &opt, "access mode", JIM_ERRMSG) != JIM_OK) {
return -1;
}
flags |= modeflags[opt];
}
return flags;
}
static int parse_open_mode(Jim_Interp *interp, Jim_Obj *filenameObj, Jim_Obj *modeObj)
{
int flags;
const char *mode = Jim_String(modeObj);
if (*mode == 'R' || *mode == 'W') {
return parse_posix_open_mode(interp, modeObj);
}
if (*mode == 'r') {
flags = O_RDONLY;
}
else if (*mode == 'w') {
flags = O_WRONLY | O_CREAT | O_TRUNC;
}
else if (*mode == 'a') {
flags = O_WRONLY | O_CREAT | O_APPEND;
}
else {
Jim_SetResultFormatted(interp, "%s: invalid open mode '%s'", Jim_String(filenameObj), mode);
return -1;
}
mode++;
if (*mode == 'b') {
#ifdef O_BINARY
flags |= O_BINARY;
#endif
mode++;
}
if (*mode == 't') {
#ifdef O_TEXT
flags |= O_TEXT;
#endif
mode++;
}
if (*mode == '+') {
mode++;
flags &= ~(O_RDONLY | O_WRONLY);
flags |= O_RDWR;
}
if (*mode == 'x') {
mode++;
#ifdef O_EXCL
flags |= O_EXCL;
#endif
}
if (*mode == 'F') {
mode++;
#ifdef O_LARGEFILE
flags |= O_LARGEFILE;
#endif
}
if (*mode == 'e') {
mode++;
}
return flags;
}
static int JimAioOpenCommand(Jim_Interp *interp, int argc,
Jim_Obj *const *argv)
{
int openflags;
const char *filename;
int fd = -1;
int n = 0;
int flags = 0;
if (argc > 2 && Jim_CompareStringImmediate(interp, argv[2], "-noclose")) {
flags = AIO_KEEPOPEN;
n++;
}
if (argc < 2 || argc > 3 + n) {
Jim_WrongNumArgs(interp, 1, argv, "filename ?-noclose? ?mode?");
return JIM_ERR;
}
filename = Jim_String(argv[1]);
#ifdef jim_ext_tclcompat
{
if (*filename == '|') {
Jim_Obj *evalObj[3];
int i = 0;
evalObj[i++] = Jim_NewStringObj(interp, "::popen", -1);
evalObj[i++] = Jim_NewStringObj(interp, filename + 1, -1);
if (argc == 3 + n) {
evalObj[i++] = argv[2 + n];
}
return Jim_EvalObjVector(interp, i, evalObj);
}
}
#endif
if (argc == 3 + n) {
openflags = parse_open_mode(interp, argv[1], argv[2 + n]);
if (openflags == -1) {
return JIM_ERR;
}
}
else {
openflags = O_RDONLY;
}
fd = open(filename, openflags, 0666);
if (fd < 0) {
JimAioSetError(interp, argv[1]);
return JIM_ERR;
}
return JimMakeChannel(interp, fd, argv[1], "aio.handle%ld", 0, flags) ? JIM_OK : JIM_ERR;
}
static AioFile *JimMakeChannel(Jim_Interp *interp, int fd, Jim_Obj *filename,
const char *hdlfmt, int family, int flags)
{
AioFile *af;
char buf[AIO_CMD_LEN];
Jim_Obj *cmdname;
snprintf(buf, sizeof(buf), hdlfmt, Jim_GetId(interp));
cmdname = Jim_NewStringObj(interp, buf, -1);
if (!filename) {
filename = cmdname;
}
Jim_IncrRefCount(filename);
af = Jim_Alloc(sizeof(*af));
memset(af, 0, sizeof(*af));
af->filename = filename;
af->fd = fd;
af->addr_family = family;
af->fops = &stdio_fops;
af->ssl = NULL;
if (flags & AIO_WBUF_NONE) {
af->wbuft = WBUF_OPT_NONE;
}
else {
#ifdef HAVE_ISATTY
af->wbuft = isatty(af->fd) ? WBUF_OPT_LINE : WBUF_OPT_FULL;
#else
af->wbuft = WBUF_OPT_FULL;
#endif
}
#ifdef FD_CLOEXEC
if ((flags & AIO_KEEPOPEN) == 0) {
(void)fcntl(af->fd, F_SETFD, FD_CLOEXEC);
}
#endif
aio_set_nonblocking(af, !!(flags & AIO_NONBLOCK));
af->flags |= flags;
af->writebuf = Jim_NewStringObj(interp, NULL, 0);
Jim_IncrRefCount(af->writebuf);
Jim_CreateCommand(interp, buf, JimAioSubCmdProc, af, JimAioDelProc);
Jim_SetResult(interp, Jim_MakeGlobalNamespaceName(interp, cmdname));
return af;
}
#if defined(HAVE_PIPE) || (defined(HAVE_SOCKETPAIR) && UNIX_SOCKETS) || defined(HAVE_OPENPTY)
static int JimMakeChannelPair(Jim_Interp *interp, int p[2], Jim_Obj *filename,
const char *hdlfmt, int family, int flags)
{
if (JimMakeChannel(interp, p[0], filename, hdlfmt, family, flags)) {
Jim_Obj *objPtr = Jim_NewListObj(interp, NULL, 0);
Jim_ListAppendElement(interp, objPtr, Jim_GetResult(interp));
if (JimMakeChannel(interp, p[1], filename, hdlfmt, family, flags)) {
Jim_ListAppendElement(interp, objPtr, Jim_GetResult(interp));
Jim_SetResult(interp, objPtr);
return JIM_OK;
}
}
close(p[0]);
close(p[1]);
JimAioSetError(interp, NULL);
return JIM_ERR;
}
#endif
#ifdef HAVE_PIPE
static int JimCreatePipe(Jim_Interp *interp, Jim_Obj *filenameObj, int flags)
{
int p[2];
if (pipe(p) != 0) {
JimAioSetError(interp, NULL);
return JIM_ERR;
}
return JimMakeChannelPair(interp, p, filenameObj, "aio.pipe%ld", 0, flags);
}
static int JimAioPipeCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
if (argc != 1) {
Jim_WrongNumArgs(interp, 1, argv, "");
return JIM_ERR;
}
return JimCreatePipe(interp, argv[0], 0);
}
#endif
#ifdef HAVE_OPENPTY
static int JimAioOpenPtyCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
int p[2];
char path[MAXPATHLEN];
if (argc != 1) {
Jim_WrongNumArgs(interp, 1, argv, "");
return JIM_ERR;
}
if (openpty(&p[0], &p[1], path, NULL, NULL) != 0) {
JimAioSetError(interp, NULL);
return JIM_ERR;
}
return JimMakeChannelPair(interp, p, Jim_NewStringObj(interp, path, -1), "aio.pty%ld", 0, 0);
return JimMakeChannelPair(interp, p, Jim_NewStringObj(interp, path, -1), "aio.pty%ld", 0, 0);
}
#endif
int Jim_aioInit(Jim_Interp *interp)
{
if (Jim_PackageProvide(interp, "aio", "1.0", JIM_ERRMSG))
return JIM_ERR;
#if defined(JIM_SSL)
Jim_CreateCommand(interp, "load_ssl_certs", JimAioLoadSSLCertsCommand, NULL, NULL);
#endif
Jim_CreateCommand(interp, "open", JimAioOpenCommand, NULL, NULL);
#ifdef HAVE_SOCKETS
Jim_CreateCommand(interp, "socket", JimAioSockCommand, NULL, NULL);
#endif
#ifdef HAVE_PIPE
Jim_CreateCommand(interp, "pipe", JimAioPipeCommand, NULL, NULL);
#endif
JimMakeChannel(interp, fileno(stdin), NULL, "stdin", 0, AIO_KEEPOPEN);
JimMakeChannel(interp, fileno(stdout), NULL, "stdout", 0, AIO_KEEPOPEN);
JimMakeChannel(interp, fileno(stderr), NULL, "stderr", 0, AIO_KEEPOPEN | AIO_WBUF_NONE);
return JIM_OK;
}
#include <errno.h>
#include <stdio.h>
#include <string.h>
#ifdef HAVE_DIRENT_H
#include <dirent.h>
#endif
int Jim_ReaddirCmd(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
const char *dirPath;
DIR *dirPtr;
struct dirent *entryPtr;
int nocomplain = 0;
if (argc == 3 && Jim_CompareStringImmediate(interp, argv[1], "-nocomplain")) {
nocomplain = 1;
}
if (argc != 2 && !nocomplain) {
Jim_WrongNumArgs(interp, 1, argv, "?-nocomplain? dirPath");
return JIM_ERR;
}
dirPath = Jim_String(argv[1 + nocomplain]);
dirPtr = opendir(dirPath);
if (dirPtr == NULL) {
if (nocomplain) {
return JIM_OK;
}
Jim_SetResultString(interp, strerror(errno), -1);
return JIM_ERR;
}
else {
Jim_Obj *listObj = Jim_NewListObj(interp, NULL, 0);
while ((entryPtr = readdir(dirPtr)) != NULL) {
if (entryPtr->d_name[0] == '.') {
if (entryPtr->d_name[1] == '\0') {
continue;
}
if ((entryPtr->d_name[1] == '.') && (entryPtr->d_name[2] == '\0'))
continue;
}
Jim_ListAppendElement(interp, listObj, Jim_NewStringObj(interp, entryPtr->d_name, -1));
}
closedir(dirPtr);
Jim_SetResult(interp, listObj);
return JIM_OK;
}
}
int Jim_readdirInit(Jim_Interp *interp)
{
Jim_PackageProvideCheck(interp, "readdir");
Jim_CreateCommand(interp, "readdir", Jim_ReaddirCmd, NULL, NULL);
return JIM_OK;
}
#include <stdlib.h>
#include <string.h>
#if defined(JIM_REGEXP)
#else
#include <regex.h>
#define jim_regcomp regcomp
#define jim_regexec regexec
#define jim_regerror regerror
#define jim_regfree regfree
#endif
static void FreeRegexpInternalRep(Jim_Interp *interp, Jim_Obj *objPtr)
{
jim_regfree(objPtr->internalRep.ptrIntValue.ptr);
Jim_Free(objPtr->internalRep.ptrIntValue.ptr);
}
static const Jim_ObjType regexpObjType = {
"regexp",
FreeRegexpInternalRep,
NULL,
NULL,
JIM_TYPE_NONE
};
static regex_t *SetRegexpFromAny(Jim_Interp *interp, Jim_Obj *objPtr, unsigned flags)
{
regex_t *compre;
const char *pattern;
int ret;
if (objPtr->typePtr == &regexpObjType &&
objPtr->internalRep.ptrIntValue.ptr && objPtr->internalRep.ptrIntValue.int1 == flags) {
return objPtr->internalRep.ptrIntValue.ptr;
}
pattern = Jim_String(objPtr);
compre = Jim_Alloc(sizeof(regex_t));
if ((ret = jim_regcomp(compre, pattern, REG_EXTENDED | flags)) != 0) {
char buf[100];
jim_regerror(ret, compre, buf, sizeof(buf));
Jim_SetResultFormatted(interp, "couldn't compile regular expression pattern: %s", buf);
jim_regfree(compre);
Jim_Free(compre);
return NULL;
}
Jim_FreeIntRep(interp, objPtr);
objPtr->typePtr = &regexpObjType;
objPtr->internalRep.ptrIntValue.int1 = flags;
objPtr->internalRep.ptrIntValue.ptr = compre;
return compre;
}
int Jim_RegexpCmd(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
int opt_indices = 0;
int opt_all = 0;
int opt_inline = 0;
regex_t *regex;
int match, i, j;
int offset = 0;
regmatch_t *pmatch = NULL;
int source_len;
int result = JIM_OK;
const char *pattern;
const char *source_str;
int num_matches = 0;
int num_vars;
Jim_Obj *resultListObj = NULL;
int regcomp_flags = 0;
int eflags = 0;
int option;
enum {
OPT_INDICES, OPT_NOCASE, OPT_LINE, OPT_ALL, OPT_INLINE, OPT_START, OPT_END
};
static const char * const options[] = {
"-indices", "-nocase", "-line", "-all", "-inline", "-start", "--", NULL
};
if (argc < 3) {
wrongNumArgs:
Jim_WrongNumArgs(interp, 1, argv,
"?-switch ...? exp string ?matchVar? ?subMatchVar ...?");
return JIM_ERR;
}
for (i = 1; i < argc; i++) {
const char *opt = Jim_String(argv[i]);
if (*opt != '-') {
break;
}
if (Jim_GetEnum(interp, argv[i], options, &option, "switch", JIM_ERRMSG | JIM_ENUM_ABBREV) != JIM_OK) {
return JIM_ERR;
}
if (option == OPT_END) {
i++;
break;
}
switch (option) {
case OPT_INDICES:
opt_indices = 1;
break;
case OPT_NOCASE:
regcomp_flags |= REG_ICASE;
break;
case OPT_LINE:
regcomp_flags |= REG_NEWLINE;
break;
case OPT_ALL:
opt_all = 1;
break;
case OPT_INLINE:
opt_inline = 1;
break;
case OPT_START:
if (++i == argc) {
goto wrongNumArgs;
}
if (Jim_GetIndex(interp, argv[i], &offset) != JIM_OK) {
return JIM_ERR;
}
break;
}
}
if (argc - i < 2) {
goto wrongNumArgs;
}
regex = SetRegexpFromAny(interp, argv[i], regcomp_flags);
if (!regex) {
return JIM_ERR;
}
pattern = Jim_String(argv[i]);
source_str = Jim_GetString(argv[i + 1], &source_len);
num_vars = argc - i - 2;
if (opt_inline) {
if (num_vars) {
Jim_SetResultString(interp, "regexp match variables not allowed when using -inline",
-1);
result = JIM_ERR;
goto done;
}
num_vars = regex->re_nsub + 1;
}
pmatch = Jim_Alloc((num_vars + 1) * sizeof(*pmatch));
if (offset) {
if (offset < 0) {
offset += source_len + 1;
}
if (offset > source_len) {
source_str += source_len;
}
else if (offset > 0) {
source_str += utf8_index(source_str, offset);
}
eflags |= REG_NOTBOL;
}
if (opt_inline) {
resultListObj = Jim_NewListObj(interp, NULL, 0);
}
next_match:
match = jim_regexec(regex, source_str, num_vars + 1, pmatch, eflags);
if (match >= REG_BADPAT) {
char buf[100];
jim_regerror(match, regex, buf, sizeof(buf));
Jim_SetResultFormatted(interp, "error while matching pattern: %s", buf);
result = JIM_ERR;
goto done;
}
if (match == REG_NOMATCH) {
goto done;
}
num_matches++;
if (opt_all && !opt_inline) {
goto try_next_match;
}
j = 0;
for (i += 2; opt_inline ? j < num_vars : i < argc; i++, j++) {
Jim_Obj *resultObj;
if (opt_indices) {
resultObj = Jim_NewListObj(interp, NULL, 0);
}
else {
resultObj = Jim_NewStringObj(interp, "", 0);
}
if (pmatch[j].rm_so == -1) {
if (opt_indices) {
Jim_ListAppendElement(interp, resultObj, Jim_NewIntObj(interp, -1));
Jim_ListAppendElement(interp, resultObj, Jim_NewIntObj(interp, -1));
}
}
else {
if (opt_indices) {
int so = utf8_strlen(source_str, pmatch[j].rm_so);
int eo = utf8_strlen(source_str, pmatch[j].rm_eo);
Jim_ListAppendElement(interp, resultObj, Jim_NewIntObj(interp, offset + so));
Jim_ListAppendElement(interp, resultObj, Jim_NewIntObj(interp, offset + eo - 1));
}
else {
Jim_AppendString(interp, resultObj, source_str + pmatch[j].rm_so, pmatch[j].rm_eo - pmatch[j].rm_so);
}
}
if (opt_inline) {
Jim_ListAppendElement(interp, resultListObj, resultObj);
}
else {
result = Jim_SetVariable(interp, argv[i], resultObj);
if (result != JIM_OK) {
Jim_FreeObj(interp, resultObj);
break;
}
}
}
try_next_match:
if (opt_all && (pattern[0] != '^' || (regcomp_flags & REG_NEWLINE)) && *source_str) {
if (pmatch[0].rm_eo) {
offset += utf8_strlen(source_str, pmatch[0].rm_eo);
source_str += pmatch[0].rm_eo;
}
else {
source_str++;
offset++;
}
if (*source_str) {
eflags = REG_NOTBOL;
goto next_match;
}
}
done:
if (result == JIM_OK) {
if (opt_inline) {
Jim_SetResult(interp, resultListObj);
}
else {
Jim_SetResultInt(interp, num_matches);
}
}
Jim_Free(pmatch);
return result;
}
#define MAX_SUB_MATCHES 50
int Jim_RegsubCmd(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
int regcomp_flags = 0;
int regexec_flags = 0;
int opt_all = 0;
int opt_command = 0;
int offset = 0;
regex_t *regex;
const char *p;
int result = JIM_OK;
regmatch_t pmatch[MAX_SUB_MATCHES + 1];
int num_matches = 0;
int i, j, n;
Jim_Obj *varname;
Jim_Obj *resultObj;
Jim_Obj *cmd_prefix = NULL;
Jim_Obj *regcomp_obj = NULL;
const char *source_str;
int source_len;
const char *replace_str = NULL;
int replace_len;
const char *pattern;
int option;
enum {
OPT_NOCASE, OPT_LINE, OPT_ALL, OPT_START, OPT_COMMAND, OPT_END
};
static const char * const options[] = {
"-nocase", "-line", "-all", "-start", "-command", "--", NULL
};
if (argc < 4) {
wrongNumArgs:
Jim_WrongNumArgs(interp, 1, argv,
"?-switch ...? exp string subSpec ?varName?");
return JIM_ERR;
}
for (i = 1; i < argc; i++) {
const char *opt = Jim_String(argv[i]);
if (*opt != '-') {
break;
}
if (Jim_GetEnum(interp, argv[i], options, &option, "switch", JIM_ERRMSG | JIM_ENUM_ABBREV) != JIM_OK) {
return JIM_ERR;
}
if (option == OPT_END) {
i++;
break;
}
switch (option) {
case OPT_NOCASE:
regcomp_flags |= REG_ICASE;
break;
case OPT_LINE:
regcomp_flags |= REG_NEWLINE;
break;
case OPT_ALL:
opt_all = 1;
break;
case OPT_START:
if (++i == argc) {
goto wrongNumArgs;
}
if (Jim_GetIndex(interp, argv[i], &offset) != JIM_OK) {
return JIM_ERR;
}
break;
case OPT_COMMAND:
opt_command = 1;
break;
}
}
if (argc - i != 3 && argc - i != 4) {
goto wrongNumArgs;
}
regcomp_obj = Jim_DuplicateObj(interp, argv[i]);
Jim_IncrRefCount(regcomp_obj);
regex = SetRegexpFromAny(interp, regcomp_obj, regcomp_flags);
if (!regex) {
Jim_DecrRefCount(interp, regcomp_obj);
return JIM_ERR;
}
pattern = Jim_String(argv[i]);
source_str = Jim_GetString(argv[i + 1], &source_len);
if (opt_command) {
cmd_prefix = argv[i + 2];
if (Jim_ListLength(interp, cmd_prefix) == 0) {
Jim_SetResultString(interp, "command prefix must be a list of at least one element", -1);
Jim_DecrRefCount(interp, regcomp_obj);
return JIM_ERR;
}
Jim_IncrRefCount(cmd_prefix);
}
else {
replace_str = Jim_GetString(argv[i + 2], &replace_len);
}
varname = argv[i + 3];
resultObj = Jim_NewStringObj(interp, "", 0);
if (offset) {
if (offset < 0) {
offset += source_len + 1;
}
if (offset > source_len) {
offset = source_len;
}
else if (offset < 0) {
offset = 0;
}
}
offset = utf8_index(source_str, offset);
Jim_AppendString(interp, resultObj, source_str, offset);
n = source_len - offset;
p = source_str + offset;
do {
int match = jim_regexec(regex, p, MAX_SUB_MATCHES, pmatch, regexec_flags);
if (match >= REG_BADPAT) {
char buf[100];
jim_regerror(match, regex, buf, sizeof(buf));
Jim_SetResultFormatted(interp, "error while matching pattern: %s", buf);
return JIM_ERR;
}
if (match == REG_NOMATCH) {
break;
}
num_matches++;
Jim_AppendString(interp, resultObj, p, pmatch[0].rm_so);
if (opt_command) {
Jim_Obj *cmdListObj = Jim_DuplicateObj(interp, cmd_prefix);
for (j = 0; j < MAX_SUB_MATCHES; j++) {
if (pmatch[j].rm_so == -1) {
break;
}
else {
Jim_Obj *srcObj = Jim_NewStringObj(interp, p + pmatch[j].rm_so, pmatch[j].rm_eo - pmatch[j].rm_so);
Jim_ListAppendElement(interp, cmdListObj, srcObj);
}
}
Jim_IncrRefCount(cmdListObj);
result = Jim_EvalObj(interp, cmdListObj);
Jim_DecrRefCount(interp, cmdListObj);
if (result != JIM_OK) {
goto cmd_error;
}
Jim_AppendString(interp, resultObj, Jim_String(Jim_GetResult(interp)), -1);
}
else {
for (j = 0; j < replace_len; j++) {
int idx;
int c = replace_str[j];
if (c == '&') {
idx = 0;
}
else if (c == '\\' && j < replace_len) {
c = replace_str[++j];
if ((c >= '0') && (c <= '9')) {
idx = c - '0';
}
else if ((c == '\\') || (c == '&')) {
Jim_AppendString(interp, resultObj, replace_str + j, 1);
continue;
}
else {
Jim_AppendString(interp, resultObj, replace_str + j - 1, (j == replace_len) ? 1 : 2);
continue;
}
}
else {
Jim_AppendString(interp, resultObj, replace_str + j, 1);
continue;
}
if ((idx < MAX_SUB_MATCHES) && pmatch[idx].rm_so != -1 && pmatch[idx].rm_eo != -1) {
Jim_AppendString(interp, resultObj, p + pmatch[idx].rm_so,
pmatch[idx].rm_eo - pmatch[idx].rm_so);
}
}
}
p += pmatch[0].rm_eo;
n -= pmatch[0].rm_eo;
if (!opt_all || n == 0) {
break;
}
if ((regcomp_flags & REG_NEWLINE) == 0 && pattern[0] == '^') {
break;
}
if (pattern[0] == '\0' && n) {
Jim_AppendString(interp, resultObj, p, 1);
p++;
n--;
}
if (pmatch[0].rm_eo == pmatch[0].rm_so) {
regexec_flags = REG_NOTBOL;
}
else {
regexec_flags = 0;
}
} while (n);
Jim_AppendString(interp, resultObj, p, -1);
cmd_error:
if (result == JIM_OK) {
if (argc - i == 4) {
result = Jim_SetVariable(interp, varname, resultObj);
if (result == JIM_OK) {
Jim_SetResultInt(interp, num_matches);
}
else {
Jim_FreeObj(interp, resultObj);
}
}
else {
Jim_SetResult(interp, resultObj);
result = JIM_OK;
}
}
else {
Jim_FreeObj(interp, resultObj);
}
if (opt_command) {
Jim_DecrRefCount(interp, cmd_prefix);
}
Jim_DecrRefCount(interp, regcomp_obj);
return result;
}
int Jim_regexpInit(Jim_Interp *interp)
{
Jim_PackageProvideCheck(interp, "regexp");
Jim_CreateCommand(interp, "regexp", Jim_RegexpCmd, NULL, NULL);
Jim_CreateCommand(interp, "regsub", Jim_RegsubCmd, NULL, NULL);
return JIM_OK;
}
#include <limits.h>
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <errno.h>
#ifdef HAVE_UTIMES
#include <sys/time.h>
#endif
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#elif defined(_MSC_VER)
#include <direct.h>
#define F_OK 0
#define W_OK 2
#define R_OK 4
#define S_ISREG(m) (((m) & S_IFMT) == S_IFREG)
#define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
#endif
# ifndef MAXPATHLEN
# ifdef PATH_MAX
# define MAXPATHLEN PATH_MAX
# else
# define MAXPATHLEN JIM_PATH_LEN
# endif
# endif
#if defined(__MINGW32__) || defined(__MSYS__) || defined(_MSC_VER)
#define ISWINDOWS 1
#undef HAVE_SYMLINK
#else
#define ISWINDOWS 0
#endif
#if defined(HAVE_STRUCT_STAT_ST_MTIMESPEC)
#define STAT_MTIME_US(STAT) ((STAT).st_mtimespec.tv_sec * 1000000ll + (STAT).st_mtimespec.tv_nsec / 1000)
#elif defined(HAVE_STRUCT_STAT_ST_MTIM)
#define STAT_MTIME_US(STAT) ((STAT).st_mtim.tv_sec * 1000000ll + (STAT).st_mtim.tv_nsec / 1000)
#endif
static void JimFixPath(char *path)
{
if (ISWINDOWS) {
char *p = path;
while ((p = strchr(p, '\\')) != NULL) {
*p++ = '/';
}
}
}
static const char *JimGetFileType(int mode)
{
if (S_ISREG(mode)) {
return "file";
}
else if (S_ISDIR(mode)) {
return "directory";
}
#ifdef S_ISCHR
else if (S_ISCHR(mode)) {
return "characterSpecial";
}
#endif
#ifdef S_ISBLK
else if (S_ISBLK(mode)) {
return "blockSpecial";
}
#endif
#ifdef S_ISFIFO
else if (S_ISFIFO(mode)) {
return "fifo";
}
#endif
#ifdef S_ISLNK
else if (S_ISLNK(mode)) {
return "link";
}
#endif
#ifdef S_ISSOCK
else if (S_ISSOCK(mode)) {
return "socket";
}
#endif
return "unknown";
}
static void AppendStatElement(Jim_Interp *interp, Jim_Obj *listObj, const char *key, jim_wide value)
{
Jim_ListAppendElement(interp, listObj, Jim_NewStringObj(interp, key, -1));
Jim_ListAppendElement(interp, listObj, Jim_NewIntObj(interp, value));
}
int Jim_FileStoreStatData(Jim_Interp *interp, Jim_Obj *varName, const jim_stat_t *sb)
{
Jim_Obj *listObj = Jim_NewListObj(interp, NULL, 0);
AppendStatElement(interp, listObj, "dev", sb->st_dev);
AppendStatElement(interp, listObj, "ino", sb->st_ino);
AppendStatElement(interp, listObj, "mode", sb->st_mode);
AppendStatElement(interp, listObj, "nlink", sb->st_nlink);
AppendStatElement(interp, listObj, "uid", sb->st_uid);
AppendStatElement(interp, listObj, "gid", sb->st_gid);
AppendStatElement(interp, listObj, "size", sb->st_size);
AppendStatElement(interp, listObj, "atime", sb->st_atime);
AppendStatElement(interp, listObj, "mtime", sb->st_mtime);
AppendStatElement(interp, listObj, "ctime", sb->st_ctime);
#ifdef STAT_MTIME_US
AppendStatElement(interp, listObj, "mtimeus", STAT_MTIME_US(*sb));
#endif
Jim_ListAppendElement(interp, listObj, Jim_NewStringObj(interp, "type", -1));
Jim_ListAppendElement(interp, listObj, Jim_NewStringObj(interp, JimGetFileType((int)sb->st_mode), -1));
if (varName) {
Jim_Obj *objPtr;
objPtr = Jim_GetVariable(interp, varName, JIM_NONE);
if (objPtr) {
Jim_Obj *objv[2];
objv[0] = objPtr;
objv[1] = listObj;
objPtr = Jim_DictMerge(interp, 2, objv);
if (objPtr == NULL) {
Jim_SetResultFormatted(interp, "can't set \"%#s(dev)\": variable isn't array", varName);
Jim_FreeNewObj(interp, listObj);
return JIM_ERR;
}
Jim_InvalidateStringRep(objPtr);
Jim_FreeNewObj(interp, listObj);
listObj = objPtr;
}
Jim_SetVariable(interp, varName, listObj);
}
Jim_SetResult(interp, listObj);
return JIM_OK;
}
static int JimPathLenNoTrailingSlashes(const char *path, int len)
{
int i;
for (i = len; i > 1 && path[i - 1] == '/'; i--) {
if (ISWINDOWS && path[i - 2] == ':') {
break;
}
}
return i;
}
static Jim_Obj *JimStripTrailingSlashes(Jim_Interp *interp, Jim_Obj *objPtr)
{
int len = Jim_Length(objPtr);
const char *path = Jim_String(objPtr);
int i = JimPathLenNoTrailingSlashes(path, len);
if (i != len) {
objPtr = Jim_NewStringObj(interp, path, i);
}
Jim_IncrRefCount(objPtr);
return objPtr;
}
static int file_cmd_dirname(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
Jim_Obj *objPtr = JimStripTrailingSlashes(interp, argv[0]);
const char *path = Jim_String(objPtr);
const char *p = strrchr(path, '/');
if (!p) {
Jim_SetResultString(interp, ".", -1);
}
else if (p[1] == 0) {
Jim_SetResult(interp, objPtr);
}
else if (p == path) {
Jim_SetResultString(interp, "/", -1);
}
else if (ISWINDOWS && p[-1] == ':') {
Jim_SetResultString(interp, path, p - path + 1);
}
else {
int len = JimPathLenNoTrailingSlashes(path, p - path);
Jim_SetResultString(interp, path, len);
}
Jim_DecrRefCount(interp, objPtr);
return JIM_OK;
}
static int file_cmd_split(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
Jim_Obj *listObj = Jim_NewListObj(interp, NULL, 0);
const char *path = Jim_String(argv[0]);
if (*path == '/') {
Jim_ListAppendElement(interp, listObj, Jim_NewStringObj(interp, "/", 1));
}
while (1) {
while (*path == '/') {
path++;
}
if (*path) {
const char *pt = strchr(path, '/');
if (pt) {
Jim_ListAppendElement(interp, listObj, Jim_NewStringObj(interp, path, pt - path));
path = pt;
continue;
}
Jim_ListAppendElement(interp, listObj, Jim_NewStringObj(interp, path, -1));
}
break;
}
Jim_SetResult(interp, listObj);
return JIM_OK;
}
static int file_cmd_rootname(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
const char *path = Jim_String(argv[0]);
const char *lastSlash = strrchr(path, '/');
const char *p = strrchr(path, '.');
if (p == NULL || (lastSlash != NULL && lastSlash > p)) {
Jim_SetResult(interp, argv[0]);
}
else {
Jim_SetResultString(interp, path, p - path);
}
return JIM_OK;
}
static int file_cmd_extension(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
Jim_Obj *objPtr = JimStripTrailingSlashes(interp, argv[0]);
const char *path = Jim_String(objPtr);
const char *lastSlash = strrchr(path, '/');
const char *p = strrchr(path, '.');
if (p == NULL || (lastSlash != NULL && lastSlash >= p)) {
p = "";
}
Jim_SetResultString(interp, p, -1);
Jim_DecrRefCount(interp, objPtr);
return JIM_OK;
}
static int file_cmd_tail(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
Jim_Obj *objPtr = JimStripTrailingSlashes(interp, argv[0]);
const char *path = Jim_String(objPtr);
const char *lastSlash = strrchr(path, '/');
if (lastSlash) {
Jim_SetResultString(interp, lastSlash + 1, -1);
}
else {
Jim_SetResult(interp, objPtr);
}
Jim_DecrRefCount(interp, objPtr);
return JIM_OK;
}
#ifndef HAVE_RESTRICT
#define restrict
#endif
static char *JimRealPath(const char *restrict path, char *restrict resolved_path, size_t len)
{
#if defined(HAVE__FULLPATH)
return _fullpath(resolved_path, path, len);
#elif defined(HAVE_REALPATH)
return realpath(path, resolved_path);
#else
return NULL;
#endif
}
static int file_cmd_normalize(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
const char *path = Jim_String(argv[0]);
char *newname = Jim_Alloc(MAXPATHLEN);
if (JimRealPath(path, newname, MAXPATHLEN)) {
JimFixPath(newname);
Jim_SetResult(interp, Jim_NewStringObjNoAlloc(interp, newname, -1));
return JIM_OK;
}
Jim_Free(newname);
Jim_SetResultFormatted(interp, "can't normalize \"%#s\": %s", argv[0], strerror(errno));
return JIM_ERR;
}
static int file_cmd_join(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
int i;
char *newname = Jim_Alloc(MAXPATHLEN + 1);
char *last = newname;
*newname = 0;
for (i = 0; i < argc; i++) {
int len;
const char *part = Jim_GetString(argv[i], &len);
if (*part == '/') {
last = newname;
}
else if (ISWINDOWS && strchr(part, ':')) {
last = newname;
}
else if (part[0] == '.') {
if (part[1] == '/') {
part += 2;
len -= 2;
}
else if (part[1] == 0 && last != newname) {
continue;
}
}
if (last != newname && last[-1] != '/') {
*last++ = '/';
}
if (len) {
if (last + len - newname >= MAXPATHLEN) {
Jim_Free(newname);
Jim_SetResultString(interp, "Path too long", -1);
return JIM_ERR;
}
memcpy(last, part, len);
last += len;
}
if (last > newname + 1 && last[-1] == '/') {
if (!ISWINDOWS || !(last > newname + 2 && last[-2] == ':')) {
*--last = 0;
}
}
}
*last = 0;
Jim_SetResult(interp, Jim_NewStringObjNoAlloc(interp, newname, last - newname));
return JIM_OK;
}
static int file_access(Jim_Interp *interp, Jim_Obj *filename, int mode)
{
Jim_SetResultBool(interp, access(Jim_String(filename), mode) != -1);
return JIM_OK;
}
static int file_cmd_readable(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
return file_access(interp, argv[0], R_OK);
}
static int file_cmd_writable(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
return file_access(interp, argv[0], W_OK);
}
static int file_cmd_executable(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
#ifdef X_OK
return file_access(interp, argv[0], X_OK);
#else
Jim_SetResultBool(interp, 1);
return JIM_OK;
#endif
}
static int file_cmd_exists(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
return file_access(interp, argv[0], F_OK);
}
static int file_cmd_delete(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
int force = Jim_CompareStringImmediate(interp, argv[0], "-force");
if (force || Jim_CompareStringImmediate(interp, argv[0], "--")) {
argc--;
argv++;
}
while (argc--) {
const char *path = Jim_String(argv[0]);
if (unlink(path) == -1 && errno != ENOENT) {
if (rmdir(path) == -1) {
if (!force || Jim_EvalPrefix(interp, "file delete force", 1, argv) != JIM_OK) {
Jim_SetResultFormatted(interp, "couldn't delete file \"%s\": %s", path,
strerror(errno));
return JIM_ERR;
}
}
}
argv++;
}
return JIM_OK;
}
#ifdef HAVE_MKDIR_ONE_ARG
#define MKDIR_DEFAULT(PATHNAME) mkdir(PATHNAME)
#else
#define MKDIR_DEFAULT(PATHNAME) mkdir(PATHNAME, 0755)
#endif
static int mkdir_all(char *path)
{
int ok = 1;
goto first;
while (ok--) {
{
char *slash = strrchr(path, '/');
if (slash && slash != path) {
*slash = 0;
if (mkdir_all(path) != 0) {
return -1;
}
*slash = '/';
}
}
first:
if (MKDIR_DEFAULT(path) == 0) {
return 0;
}
if (errno == ENOENT) {
continue;
}
if (errno == EEXIST) {
jim_stat_t sb;
if (Jim_Stat(path, &sb) == 0 && S_ISDIR(sb.st_mode)) {
return 0;
}
errno = EEXIST;
}
break;
}
return -1;
}
static int file_cmd_mkdir(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
while (argc--) {
char *path = Jim_StrDup(Jim_String(argv[0]));
int rc = mkdir_all(path);
Jim_Free(path);
if (rc != 0) {
Jim_SetResultFormatted(interp, "can't create directory \"%#s\": %s", argv[0],
strerror(errno));
return JIM_ERR;
}
argv++;
}
return JIM_OK;
}
static int file_cmd_tempfile(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
int fd = Jim_MakeTempFile(interp, (argc >= 1) ? Jim_String(argv[0]) : NULL, 0);
if (fd < 0) {
return JIM_ERR;
}
close(fd);
return JIM_OK;
}
static int file_cmd_rename(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
const char *source;
const char *dest;
int force = 0;
if (argc == 3) {
if (!Jim_CompareStringImmediate(interp, argv[0], "-force")) {
return -1;
}
force++;
argv++;
argc--;
}
source = Jim_String(argv[0]);
dest = Jim_String(argv[1]);
if (!force && access(dest, F_OK) == 0) {
Jim_SetResultFormatted(interp, "error renaming \"%#s\" to \"%#s\": target exists", argv[0],
argv[1]);
return JIM_ERR;
}
#if ISWINDOWS
if (access(dest, F_OK) == 0) {
remove(dest);
}
#endif
if (rename(source, dest) != 0) {
Jim_SetResultFormatted(interp, "error renaming \"%#s\" to \"%#s\": %s", argv[0], argv[1],
strerror(errno));
return JIM_ERR;
}
return JIM_OK;
}
#if defined(HAVE_LINK) && defined(HAVE_SYMLINK)
static int file_cmd_link(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
int ret;
const char *source;
const char *dest;
static const char * const options[] = { "-hard", "-symbolic", NULL };
enum { OPT_HARD, OPT_SYMBOLIC, };
int option = OPT_HARD;
if (argc == 3) {
if (Jim_GetEnum(interp, argv[0], options, &option, NULL, JIM_ENUM_ABBREV | JIM_ERRMSG) != JIM_OK) {
return JIM_ERR;
}
argv++;
argc--;
}
dest = Jim_String(argv[0]);
source = Jim_String(argv[1]);
if (option == OPT_HARD) {
ret = link(source, dest);
}
else {
ret = symlink(source, dest);
}
if (ret != 0) {
Jim_SetResultFormatted(interp, "error linking \"%#s\" to \"%#s\": %s", argv[0], argv[1],
strerror(errno));
return JIM_ERR;
}
return JIM_OK;
}
#endif
static int file_stat(Jim_Interp *interp, Jim_Obj *filename, jim_stat_t *sb)
{
const char *path = Jim_String(filename);
if (Jim_Stat(path, sb) == -1) {
Jim_SetResultFormatted(interp, "could not read \"%#s\": %s", filename, strerror(errno));
return JIM_ERR;
}
return JIM_OK;
}
#ifdef Jim_LinkStat
static int file_lstat(Jim_Interp *interp, Jim_Obj *filename, jim_stat_t *sb)
{
const char *path = Jim_String(filename);
if (Jim_LinkStat(path, sb) == -1) {
Jim_SetResultFormatted(interp, "could not read \"%#s\": %s", filename, strerror(errno));
return JIM_ERR;
}
return JIM_OK;
}
#else
#define file_lstat file_stat
#endif
static int file_cmd_atime(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
jim_stat_t sb;
if (file_stat(interp, argv[0], &sb) != JIM_OK) {
return JIM_ERR;
}
Jim_SetResultInt(interp, sb.st_atime);
return JIM_OK;
}
static int JimSetFileTimes(Jim_Interp *interp, const char *filename, jim_wide us)
{
#ifdef HAVE_UTIMES
struct timeval times[2];
times[1].tv_sec = times[0].tv_sec = us / 1000000;
times[1].tv_usec = times[0].tv_usec = us % 1000000;
if (utimes(filename, times) != 0) {
Jim_SetResultFormatted(interp, "can't set time on \"%s\": %s", filename, strerror(errno));
return JIM_ERR;
}
return JIM_OK;
#else
Jim_SetResultString(interp, "Not implemented", -1);
return JIM_ERR;
#endif
}
static int file_cmd_mtime(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
jim_stat_t sb;
if (argc == 2) {
jim_wide secs;
if (Jim_GetWide(interp, argv[1], &secs) != JIM_OK) {
return JIM_ERR;
}
return JimSetFileTimes(interp, Jim_String(argv[0]), secs * 1000000);
}
if (file_stat(interp, argv[0], &sb) != JIM_OK) {
return JIM_ERR;
}
Jim_SetResultInt(interp, sb.st_mtime);
return JIM_OK;
}
#ifdef STAT_MTIME_US
static int file_cmd_mtimeus(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
jim_stat_t sb;
if (argc == 2) {
jim_wide us;
if (Jim_GetWide(interp, argv[1], &us) != JIM_OK) {
return JIM_ERR;
}
return JimSetFileTimes(interp, Jim_String(argv[0]), us);
}
if (file_stat(interp, argv[0], &sb) != JIM_OK) {
return JIM_ERR;
}
Jim_SetResultInt(interp, STAT_MTIME_US(sb));
return JIM_OK;
}
#endif
static int file_cmd_copy(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
return Jim_EvalPrefix(interp, "file copy", argc, argv);
}
static int file_cmd_size(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
jim_stat_t sb;
if (file_stat(interp, argv[0], &sb) != JIM_OK) {
return JIM_ERR;
}
Jim_SetResultInt(interp, sb.st_size);
return JIM_OK;
}
static int file_cmd_isdirectory(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
jim_stat_t sb;
int ret = 0;
if (file_stat(interp, argv[0], &sb) == JIM_OK) {
ret = S_ISDIR(sb.st_mode);
}
Jim_SetResultInt(interp, ret);
return JIM_OK;
}
static int file_cmd_isfile(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
jim_stat_t sb;
int ret = 0;
if (file_stat(interp, argv[0], &sb) == JIM_OK) {
ret = S_ISREG(sb.st_mode);
}
Jim_SetResultInt(interp, ret);
return JIM_OK;
}
#ifdef HAVE_GETEUID
static int file_cmd_owned(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
jim_stat_t sb;
int ret = 0;
if (file_stat(interp, argv[0], &sb) == JIM_OK) {
ret = (geteuid() == sb.st_uid);
}
Jim_SetResultInt(interp, ret);
return JIM_OK;
}
#endif
#if defined(HAVE_READLINK)
static int file_cmd_readlink(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
const char *path = Jim_String(argv[0]);
char *linkValue = Jim_Alloc(MAXPATHLEN + 1);
int linkLength = readlink(path, linkValue, MAXPATHLEN);
if (linkLength == -1) {
Jim_Free(linkValue);
Jim_SetResultFormatted(interp, "could not read link \"%#s\": %s", argv[0], strerror(errno));
return JIM_ERR;
}
linkValue[linkLength] = 0;
Jim_SetResult(interp, Jim_NewStringObjNoAlloc(interp, linkValue, linkLength));
return JIM_OK;
}
#endif
static int file_cmd_type(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
jim_stat_t sb;
if (file_lstat(interp, argv[0], &sb) != JIM_OK) {
return JIM_ERR;
}
Jim_SetResultString(interp, JimGetFileType((int)sb.st_mode), -1);
return JIM_OK;
}
#ifdef Jim_LinkStat
static int file_cmd_lstat(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
jim_stat_t sb;
if (file_lstat(interp, argv[0], &sb) != JIM_OK) {
return JIM_ERR;
}
return Jim_FileStoreStatData(interp, argc == 2 ? argv[1] : NULL, &sb);
}
#else
#define file_cmd_lstat file_cmd_stat
#endif
static int file_cmd_stat(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
jim_stat_t sb;
if (file_stat(interp, argv[0], &sb) != JIM_OK) {
return JIM_ERR;
}
return Jim_FileStoreStatData(interp, argc == 2 ? argv[1] : NULL, &sb);
}
static const jim_subcmd_type file_command_table[] = {
{ "atime",
"name",
file_cmd_atime,
1,
1,
},
{ "mtime",
"name ?time?",
file_cmd_mtime,
1,
2,
},
#ifdef STAT_MTIME_US
{ "mtimeus",
"name ?time?",
file_cmd_mtimeus,
1,
2,
},
#endif
{ "copy",
"?-force? source dest",
file_cmd_copy,
2,
3,
},
{ "dirname",
"name",
file_cmd_dirname,
1,
1,
},
{ "rootname",
"name",
file_cmd_rootname,
1,
1,
},
{ "extension",
"name",
file_cmd_extension,
1,
1,
},
{ "tail",
"name",
file_cmd_tail,
1,
1,
},
{ "split",
"name",
file_cmd_split,
1,
1,
},
{ "normalize",
"name",
file_cmd_normalize,
1,
1,
},
{ "join",
"name ?name ...?",
file_cmd_join,
1,
-1,
},
{ "readable",
"name",
file_cmd_readable,
1,
1,
},
{ "writable",
"name",
file_cmd_writable,
1,
1,
},
{ "executable",
"name",
file_cmd_executable,
1,
1,
},
{ "exists",
"name",
file_cmd_exists,
1,
1,
},
{ "delete",
"?-force|--? name ...",
file_cmd_delete,
1,
-1,
},
{ "mkdir",
"dir ...",
file_cmd_mkdir,
1,
-1,
},
{ "tempfile",
"?template?",
file_cmd_tempfile,
0,
1,
},
{ "rename",
"?-force? source dest",
file_cmd_rename,
2,
3,
},
#if defined(HAVE_LINK) && defined(HAVE_SYMLINK)
{ "link",
"?-symbolic|-hard? newname target",
file_cmd_link,
2,
3,
},
#endif
#if defined(HAVE_READLINK)
{ "readlink",
"name",
file_cmd_readlink,
1,
1,
},
#endif
{ "size",
"name",
file_cmd_size,
1,
1,
},
{ "stat",
"name ?var?",
file_cmd_stat,
1,
2,
},
{ "lstat",
"name ?var?",
file_cmd_lstat,
1,
2,
},
{ "type",
"name",
file_cmd_type,
1,
1,
},
#ifdef HAVE_GETEUID
{ "owned",
"name",
file_cmd_owned,
1,
1,
},
#endif
{ "isdirectory",
"name",
file_cmd_isdirectory,
1,
1,
},
{ "isfile",
"name",
file_cmd_isfile,
1,
1,
},
{
NULL
}
};
static int Jim_CdCmd(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
const char *path;
if (argc != 2) {
Jim_WrongNumArgs(interp, 1, argv, "dirname");
return JIM_ERR;
}
path = Jim_String(argv[1]);
if (chdir(path) != 0) {
Jim_SetResultFormatted(interp, "couldn't change working directory to \"%s\": %s", path,
strerror(errno));
return JIM_ERR;
}
return JIM_OK;
}
static int Jim_PwdCmd(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
char *cwd = Jim_Alloc(MAXPATHLEN);
if (getcwd(cwd, MAXPATHLEN) == NULL) {
Jim_SetResultString(interp, "Failed to get pwd", -1);
Jim_Free(cwd);
return JIM_ERR;
}
JimFixPath(cwd);
Jim_SetResultString(interp, cwd, -1);
Jim_Free(cwd);
return JIM_OK;
}
int Jim_fileInit(Jim_Interp *interp)
{
Jim_PackageProvideCheck(interp, "file");
Jim_CreateCommand(interp, "file", Jim_SubCmdProc, (void *)file_command_table, NULL);
Jim_CreateCommand(interp, "pwd", Jim_PwdCmd, NULL, NULL);
Jim_CreateCommand(interp, "cd", Jim_CdCmd, NULL, NULL);
return JIM_OK;
}
#include <string.h>
#include <ctype.h>
#if (!(defined(HAVE_VFORK) || defined(HAVE_FORK)) || !defined(HAVE_WAITPID)) && !defined(__MINGW32__)
static int Jim_ExecCmd(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
Jim_Obj *cmdlineObj = Jim_NewEmptyStringObj(interp);
int i, j;
int rc;
for (i = 1; i < argc; i++) {
int len;
const char *arg = Jim_GetString(argv[i], &len);
if (i > 1) {
Jim_AppendString(interp, cmdlineObj, " ", 1);
}
if (strpbrk(arg, "\\\" ") == NULL) {
Jim_AppendString(interp, cmdlineObj, arg, len);
continue;
}
Jim_AppendString(interp, cmdlineObj, "\"", 1);
for (j = 0; j < len; j++) {
if (arg[j] == '\\' || arg[j] == '"') {
Jim_AppendString(interp, cmdlineObj, "\\", 1);
}
Jim_AppendString(interp, cmdlineObj, &arg[j], 1);
}
Jim_AppendString(interp, cmdlineObj, "\"", 1);
}
rc = system(Jim_String(cmdlineObj));
Jim_FreeNewObj(interp, cmdlineObj);
if (rc) {
Jim_Obj *errorCode = Jim_NewListObj(interp, NULL, 0);
Jim_ListAppendElement(interp, errorCode, Jim_NewStringObj(interp, "CHILDSTATUS", -1));
Jim_ListAppendElement(interp, errorCode, Jim_NewIntObj(interp, 0));
Jim_ListAppendElement(interp, errorCode, Jim_NewIntObj(interp, rc));
Jim_SetGlobalVariableStr(interp, "errorCode", errorCode);
return JIM_ERR;
}
return JIM_OK;
}
int Jim_execInit(Jim_Interp *interp)
{
Jim_PackageProvideCheck(interp, "exec");
Jim_CreateCommand(interp, "exec", Jim_ExecCmd, NULL, NULL);
return JIM_OK;
}
#else
#include <errno.h>
#include <signal.h>
#include <sys/stat.h>
struct WaitInfoTable;
static char **JimOriginalEnviron(void);
static char **JimSaveEnv(char **env);
static void JimRestoreEnv(char **env);
static int JimCreatePipeline(Jim_Interp *interp, int argc, Jim_Obj *const *argv,
phandle_t **pidArrayPtr, int *inPipePtr, int *outPipePtr, int *errFilePtr);
static void JimDetachPids(struct WaitInfoTable *table, int numPids, const phandle_t *pidPtr);
static int JimCleanupChildren(Jim_Interp *interp, int numPids, phandle_t *pidPtr, Jim_Obj *errStrObj);
static int Jim_WaitCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv);
#if defined(__MINGW32__)
static phandle_t JimStartWinProcess(Jim_Interp *interp, char **argv, char **env, int inputId, int outputId, int errorId);
#endif
static void Jim_RemoveTrailingNewline(Jim_Obj *objPtr)
{
int len;
const char *s = Jim_GetString(objPtr, &len);
if (len > 0 && s[len - 1] == '\n') {
objPtr->length--;
objPtr->bytes[objPtr->length] = '\0';
}
}
static int JimAppendStreamToString(Jim_Interp *interp, int fd, Jim_Obj *strObj)
{
char buf[256];
int ret = 0;
while (1) {
int retval = read(fd, buf, sizeof(buf));
if (retval > 0) {
ret = 1;
Jim_AppendString(interp, strObj, buf, retval);
}
if (retval <= 0) {
break;
}
}
close(fd);
return ret;
}
static char **JimBuildEnv(Jim_Interp *interp)
{
int i;
int size;
int num;
int n;
char **envptr;
char *envdata;
Jim_Obj *objPtr = Jim_GetGlobalVariableStr(interp, "env", JIM_NONE);
if (!objPtr) {
return JimOriginalEnviron();
}
num = Jim_ListLength(interp, objPtr);
if (num % 2) {
num--;
}
size = Jim_Length(objPtr) + 2;
envptr = Jim_Alloc(sizeof(*envptr) * (num / 2 + 1) + size);
envdata = (char *)&envptr[num / 2 + 1];
n = 0;
for (i = 0; i < num; i += 2) {
const char *s1, *s2;
Jim_Obj *elemObj;
Jim_ListIndex(interp, objPtr, i, &elemObj, JIM_NONE);
s1 = Jim_String(elemObj);
Jim_ListIndex(interp, objPtr, i + 1, &elemObj, JIM_NONE);
s2 = Jim_String(elemObj);
envptr[n] = envdata;
envdata += sprintf(envdata, "%s=%s", s1, s2);
envdata++;
n++;
}
envptr[n] = NULL;
*envdata = 0;
return envptr;
}
static void JimFreeEnv(char **env, char **original_environ)
{
if (env != original_environ) {
Jim_Free(env);
}
}
static Jim_Obj *JimMakeErrorCode(Jim_Interp *interp, long pid, int waitStatus, Jim_Obj *errStrObj)
{
Jim_Obj *errorCode = Jim_NewListObj(interp, NULL, 0);
if (pid <= 0) {
Jim_ListAppendElement(interp, errorCode, Jim_NewStringObj(interp, "NONE", -1));
Jim_ListAppendElement(interp, errorCode, Jim_NewIntObj(interp, pid));
Jim_ListAppendElement(interp, errorCode, Jim_NewIntObj(interp, -1));
}
else if (WIFEXITED(waitStatus)) {
Jim_ListAppendElement(interp, errorCode, Jim_NewStringObj(interp, "CHILDSTATUS", -1));
Jim_ListAppendElement(interp, errorCode, Jim_NewIntObj(interp, pid));
Jim_ListAppendElement(interp, errorCode, Jim_NewIntObj(interp, WEXITSTATUS(waitStatus)));
}
else {
const char *type;
const char *action;
const char *signame;
if (WIFSIGNALED(waitStatus)) {
type = "CHILDKILLED";
action = "killed";
signame = Jim_SignalId(WTERMSIG(waitStatus));
}
else {
type = "CHILDSUSP";
action = "suspended";
signame = "none";
}
Jim_ListAppendElement(interp, errorCode, Jim_NewStringObj(interp, type, -1));
if (errStrObj) {
Jim_AppendStrings(interp, errStrObj, "child ", action, " by signal ", Jim_SignalId(WTERMSIG(waitStatus)), "\n", NULL);
}
Jim_ListAppendElement(interp, errorCode, Jim_NewIntObj(interp, pid));
Jim_ListAppendElement(interp, errorCode, Jim_NewStringObj(interp, signame, -1));
}
return errorCode;
}
static int JimCheckWaitStatus(Jim_Interp *interp, long pid, int waitStatus, Jim_Obj *errStrObj)
{
if (WIFEXITED(waitStatus) && WEXITSTATUS(waitStatus) == 0) {
return JIM_OK;
}
Jim_SetGlobalVariableStr(interp, "errorCode", JimMakeErrorCode(interp, pid, waitStatus, errStrObj));
return JIM_ERR;
}
struct WaitInfo
{
phandle_t phandle;
int status;
int flags;
};
struct WaitInfoTable {
struct WaitInfo *info;
int size;
int used;
int refcount;
};
#define WI_DETACHED 2
#define WAIT_TABLE_GROW_BY 4
static void JimFreeWaitInfoTable(struct Jim_Interp *interp, void *privData)
{
struct WaitInfoTable *table = privData;
if (--table->refcount == 0) {
Jim_Free(table->info);
Jim_Free(table);
}
}
static struct WaitInfoTable *JimAllocWaitInfoTable(void)
{
struct WaitInfoTable *table = Jim_Alloc(sizeof(*table));
table->info = NULL;
table->size = table->used = 0;
table->refcount = 1;
return table;
}
static int JimWaitRemove(struct WaitInfoTable *table, phandle_t phandle)
{
int i;
for (i = 0; i < table->used; i++) {
if (phandle == table->info[i].phandle) {
if (i != table->used - 1) {
table->info[i] = table->info[table->used - 1];
}
table->used--;
return 0;
}
}
return -1;
}
static int Jim_ExecCmd(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
int outputId;
int errorId;
phandle_t *pidPtr;
int numPids, result;
int child_siginfo = 1;
Jim_Obj *childErrObj;
Jim_Obj *errStrObj;
struct WaitInfoTable *table = Jim_CmdPrivData(interp);
if (argc > 1 && Jim_CompareStringImmediate(interp, argv[argc - 1], "&")) {
Jim_Obj *listObj;
int i;
argc--;
numPids = JimCreatePipeline(interp, argc - 1, argv + 1, &pidPtr, NULL, NULL, NULL);
if (numPids < 0) {
return JIM_ERR;
}
listObj = Jim_NewListObj(interp, NULL, 0);
for (i = 0; i < numPids; i++) {
Jim_ListAppendElement(interp, listObj, Jim_NewIntObj(interp, JimProcessPid(pidPtr[i])));
}
Jim_SetResult(interp, listObj);
JimDetachPids(table, numPids, pidPtr);
Jim_Free(pidPtr);
return JIM_OK;
}
numPids =
JimCreatePipeline(interp, argc - 1, argv + 1, &pidPtr, NULL, &outputId, &errorId);
if (numPids < 0) {
return JIM_ERR;
}
result = JIM_OK;
errStrObj = Jim_NewStringObj(interp, "", 0);
if (outputId != -1) {
if (JimAppendStreamToString(interp, outputId, errStrObj) < 0) {
result = JIM_ERR;
Jim_SetResultErrno(interp, "error reading from output pipe");
}
}
childErrObj = Jim_NewStringObj(interp, "", 0);
Jim_IncrRefCount(childErrObj);
if (JimCleanupChildren(interp, numPids, pidPtr, childErrObj) != JIM_OK) {
result = JIM_ERR;
}
if (errorId != -1) {
int ret;
Jim_Lseek(errorId, 0, SEEK_SET);
ret = JimAppendStreamToString(interp, errorId, errStrObj);
if (ret < 0) {
Jim_SetResultErrno(interp, "error reading from error pipe");
result = JIM_ERR;
}
else if (ret > 0) {
child_siginfo = 0;
}
}
if (child_siginfo) {
Jim_AppendObj(interp, errStrObj, childErrObj);
}
Jim_DecrRefCount(interp, childErrObj);
Jim_RemoveTrailingNewline(errStrObj);
Jim_SetResult(interp, errStrObj);
return result;
}
static long JimWaitForProcess(struct WaitInfoTable *table, phandle_t phandle, int *statusPtr)
{
if (JimWaitRemove(table, phandle) == 0) {
return waitpid(phandle, statusPtr, 0);
}
return -1;
}
static void JimDetachPids(struct WaitInfoTable *table, int numPids, const phandle_t *pidPtr)
{
int j;
for (j = 0; j < numPids; j++) {
int i;
for (i = 0; i < table->used; i++) {
if (pidPtr[j] == table->info[i].phandle) {
table->info[i].flags |= WI_DETACHED;
break;
}
}
}
}
static int JimGetChannelFd(Jim_Interp *interp, const char *name)
{
Jim_Obj *objv[2];
objv[0] = Jim_NewStringObj(interp, name, -1);
objv[1] = Jim_NewStringObj(interp, "getfd", -1);
if (Jim_EvalObjVector(interp, 2, objv) == JIM_OK) {
jim_wide fd;
if (Jim_GetWide(interp, Jim_GetResult(interp), &fd) == JIM_OK) {
return fd;
}
}
return -1;
}
static void JimReapDetachedPids(struct WaitInfoTable *table)
{
struct WaitInfo *waitPtr;
int count;
int dest;
if (!table) {
return;
}
waitPtr = table->info;
dest = 0;
for (count = table->used; count > 0; waitPtr++, count--) {
if (waitPtr->flags & WI_DETACHED) {
int status;
long pid = waitpid(waitPtr->phandle, &status, WNOHANG);
if (pid > 0) {
table->used--;
continue;
}
}
if (waitPtr != &table->info[dest]) {
table->info[dest] = *waitPtr;
}
dest++;
}
}
static int Jim_WaitCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
struct WaitInfoTable *table = Jim_CmdPrivData(interp);
int nohang = 0;
long pid;
phandle_t phandle;
int status;
Jim_Obj *errCodeObj;
if (argc == 1) {
JimReapDetachedPids(table);
return JIM_OK;
}
if (argc > 1 && Jim_CompareStringImmediate(interp, argv[1], "-nohang")) {
nohang = 1;
}
if (argc != nohang + 2) {
Jim_WrongNumArgs(interp, 1, argv, "?-nohang? ?pid?");
return JIM_ERR;
}
if (Jim_GetLong(interp, argv[nohang + 1], &pid) != JIM_OK) {
return JIM_ERR;
}
phandle = JimWaitPid(pid, &status, nohang ? WNOHANG : 0);
if (phandle == JIM_BAD_PHANDLE) {
pid = -1;
}
#ifndef __MINGW32__
else if (pid < 0) {
pid = phandle;
}
#endif
errCodeObj = JimMakeErrorCode(interp, pid, status, NULL);
if (phandle != JIM_BAD_PHANDLE && (WIFEXITED(status) || WIFSIGNALED(status))) {
JimWaitRemove(table, phandle);
}
Jim_SetResult(interp, errCodeObj);
return JIM_OK;
}
static int Jim_PidCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
if (argc != 1) {
Jim_WrongNumArgs(interp, 1, argv, "");
return JIM_ERR;
}
Jim_SetResultInt(interp, (jim_wide)getpid());
return JIM_OK;
}
static int
JimCreatePipeline(Jim_Interp *interp, int argc, Jim_Obj *const *argv, phandle_t **pidArrayPtr,
int *inPipePtr, int *outPipePtr, int *errFilePtr)
{
phandle_t *pidPtr = NULL; /* Points to alloc-ed array holding all
* the pids of child processes. */
int numPids = 0; /* Actual number of processes that exist
* at *pidPtr right now. */
int cmdCount; /* Count of number of distinct commands
* found in argc/argv. */
const char *input = NULL; /* Describes input for pipeline, depending
* on "inputFile". NULL means take input
* from stdin/pipe. */
int input_len = 0;
#define FILE_NAME 0
#define FILE_APPEND 1
#define FILE_HANDLE 2
#define FILE_TEXT 3
int inputFile = FILE_NAME; /* 1 means input is name of input file.
* 2 means input is filehandle name.
* 0 means input holds actual
* text to be input to command. */
int outputFile = FILE_NAME; /* 0 means output is the name of output file.
* 1 means output is the name of output file, and append.
* 2 means output is filehandle name.
* All this is ignored if output is NULL
*/
int errorFile = FILE_NAME; /* 0 means error is the name of error file.
* 1 means error is the name of error file, and append.
* 2 means error is filehandle name.
* All this is ignored if error is NULL
*/
const char *output = NULL; /* Holds name of output file to pipe to,
* or NULL if output goes to stdout/pipe. */
const char *error = NULL; /* Holds name of stderr file to pipe to,
* or NULL if stderr goes to stderr/pipe. */
int inputId = -1;
int outputId = -1;
int errorId = -1;
int lastOutputId = -1;
int pipeIds[2];
int firstArg, lastArg; /* Indexes of first and last arguments in
* current command. */
int lastBar;
int i;
phandle_t phandle;
char **save_environ;
#if defined(HAVE_EXECVPE) && !defined(__MINGW32__)
char **child_environ;
#endif
struct WaitInfoTable *table = Jim_CmdPrivData(interp);
char **arg_array = Jim_Alloc(sizeof(*arg_array) * (argc + 1));
int arg_count = 0;
if (inPipePtr != NULL) {
*inPipePtr = -1;
}
if (outPipePtr != NULL) {
*outPipePtr = -1;
}
if (errFilePtr != NULL) {
*errFilePtr = -1;
}
pipeIds[0] = pipeIds[1] = -1;
cmdCount = 1;
lastBar = -1;
for (i = 0; i < argc; i++) {
const char *arg = Jim_String(argv[i]);
if (arg[0] == '<') {
inputFile = FILE_NAME;
input = arg + 1;
if (*input == '<') {
inputFile = FILE_TEXT;
input_len = Jim_Length(argv[i]) - 2;
input++;
}
else if (*input == '@') {
inputFile = FILE_HANDLE;
input++;
}
if (!*input && ++i < argc) {
input = Jim_GetString(argv[i], &input_len);
}
}
else if (arg[0] == '>') {
int dup_error = 0;
outputFile = FILE_NAME;
output = arg + 1;
if (*output == '>') {
outputFile = FILE_APPEND;
output++;
}
if (*output == '&') {
output++;
dup_error = 1;
}
if (*output == '@') {
outputFile = FILE_HANDLE;
output++;
}
if (!*output && ++i < argc) {
output = Jim_String(argv[i]);
}
if (dup_error) {
errorFile = outputFile;
error = output;
}
}
else if (arg[0] == '2' && arg[1] == '>') {
error = arg + 2;
errorFile = FILE_NAME;
if (*error == '@') {
errorFile = FILE_HANDLE;
error++;
}
else if (*error == '>') {
errorFile = FILE_APPEND;
error++;
}
if (!*error && ++i < argc) {
error = Jim_String(argv[i]);
}
}
else {
if (strcmp(arg, "|") == 0 || strcmp(arg, "|&") == 0) {
if (i == lastBar + 1 || i == argc - 1) {
Jim_SetResultString(interp, "illegal use of | or |& in command", -1);
goto badargs;
}
lastBar = i;
cmdCount++;
}
arg_array[arg_count++] = (char *)arg;
continue;
}
if (i >= argc) {
Jim_SetResultFormatted(interp, "can't specify \"%s\" as last word in command", arg);
goto badargs;
}
}
if (arg_count == 0) {
Jim_SetResultString(interp, "didn't specify command to execute", -1);
badargs:
Jim_Free(arg_array);
return -1;
}
save_environ = JimSaveEnv(JimBuildEnv(interp));
if (input != NULL) {
if (inputFile == FILE_TEXT) {
inputId = Jim_MakeTempFile(interp, NULL, 1);
if (inputId == -1) {
goto error;
}
if (write(inputId, input, input_len) != input_len) {
Jim_SetResultErrno(interp, "couldn't write temp file");
close(inputId);
goto error;
}
Jim_Lseek(inputId, 0L, SEEK_SET);
}
else if (inputFile == FILE_HANDLE) {
int fd = JimGetChannelFd(interp, input);
if (fd < 0) {
goto error;
}
inputId = dup(fd);
}
else {
inputId = Jim_OpenForRead(input);
if (inputId == -1) {
Jim_SetResultFormatted(interp, "couldn't read file \"%s\": %s", input, strerror(Jim_Errno()));
goto error;
}
}
}
else if (inPipePtr != NULL) {
if (pipe(pipeIds) != 0) {
Jim_SetResultErrno(interp, "couldn't create input pipe for command");
goto error;
}
inputId = pipeIds[0];
*inPipePtr = pipeIds[1];
pipeIds[0] = pipeIds[1] = -1;
}
if (output != NULL) {
if (outputFile == FILE_HANDLE) {
int fd = JimGetChannelFd(interp, output);
if (fd < 0) {
goto error;
}
lastOutputId = dup(fd);
}
else {
lastOutputId = Jim_OpenForWrite(output, outputFile == FILE_APPEND);
if (lastOutputId == -1) {
Jim_SetResultFormatted(interp, "couldn't write file \"%s\": %s", output, strerror(Jim_Errno()));
goto error;
}
}
}
else if (outPipePtr != NULL) {
if (pipe(pipeIds) != 0) {
Jim_SetResultErrno(interp, "couldn't create output pipe");
goto error;
}
lastOutputId = pipeIds[1];
*outPipePtr = pipeIds[0];
pipeIds[0] = pipeIds[1] = -1;
}
if (error != NULL) {
if (errorFile == FILE_HANDLE) {
if (strcmp(error, "1") == 0) {
if (lastOutputId != -1) {
errorId = dup(lastOutputId);
}
else {
error = "stdout";
}
}
if (errorId == -1) {
int fd = JimGetChannelFd(interp, error);
if (fd < 0) {
goto error;
}
errorId = dup(fd);
}
}
else {
errorId = Jim_OpenForWrite(error, errorFile == FILE_APPEND);
if (errorId == -1) {
Jim_SetResultFormatted(interp, "couldn't write file \"%s\": %s", error, strerror(Jim_Errno()));
goto error;
}
}
}
else if (errFilePtr != NULL) {
errorId = Jim_MakeTempFile(interp, NULL, 1);
if (errorId == -1) {
goto error;
}
*errFilePtr = dup(errorId);
}
pidPtr = Jim_Alloc(cmdCount * sizeof(*pidPtr));
for (firstArg = 0; firstArg < arg_count; numPids++, firstArg = lastArg + 1) {
int pipe_dup_err = 0;
int origErrorId = errorId;
for (lastArg = firstArg; lastArg < arg_count; lastArg++) {
if (strcmp(arg_array[lastArg], "|") == 0) {
break;
}
if (strcmp(arg_array[lastArg], "|&") == 0) {
pipe_dup_err = 1;
break;
}
}
if (lastArg == firstArg) {
Jim_SetResultString(interp, "missing command to exec", -1);
goto error;
}
arg_array[lastArg] = NULL;
if (lastArg == arg_count) {
outputId = lastOutputId;
lastOutputId = -1;
}
else {
if (pipe(pipeIds) != 0) {
Jim_SetResultErrno(interp, "couldn't create pipe");
goto error;
}
outputId = pipeIds[1];
}
if (pipe_dup_err) {
errorId = outputId;
}
#ifdef __MINGW32__
phandle = JimStartWinProcess(interp, &arg_array[firstArg], save_environ, inputId, outputId, errorId);
if (phandle == JIM_BAD_PHANDLE) {
Jim_SetResultFormatted(interp, "couldn't exec \"%s\"", arg_array[firstArg]);
goto error;
}
#else
i = strlen(arg_array[firstArg]);
#ifdef HAVE_EXECVPE
child_environ = Jim_GetEnviron();
#endif
#ifdef HAVE_VFORK
phandle = vfork();
#else
phandle = fork();
#endif
if (phandle < 0) {
Jim_SetResultErrno(interp, "couldn't fork child process");
goto error;
}
if (phandle == 0) {
if (inputId != -1 && inputId != fileno(stdin)) {
dup2(inputId, fileno(stdin));
close(inputId);
}
if (outputId != -1 && outputId != fileno(stdout)) {
dup2(outputId, fileno(stdout));
if (outputId != errorId) {
close(outputId);
}
}
if (errorId != -1 && errorId != fileno(stderr)) {
dup2(errorId, fileno(stderr));
close(errorId);
}
if (outPipePtr && *outPipePtr != -1) {
close(*outPipePtr);
}
if (errFilePtr && *errFilePtr != -1) {
close(*errFilePtr);
}
if (pipeIds[0] != -1) {
close(pipeIds[0]);
}
if (lastOutputId != -1) {
close(lastOutputId);
}
execvpe(arg_array[firstArg], &arg_array[firstArg], child_environ);
if (write(fileno(stderr), "couldn't exec \"", 15) &&
write(fileno(stderr), arg_array[firstArg], i) &&
write(fileno(stderr), "\"\n", 2)) {
}
#ifdef JIM_MAINTAINER
{
static char *const false_argv[2] = {"false", NULL};
execvp(false_argv[0],false_argv);
}
#endif
_exit(127);
}
#endif
if (table->used == table->size) {
table->size += WAIT_TABLE_GROW_BY;
table->info = Jim_Realloc(table->info, table->size * sizeof(*table->info));
}
table->info[table->used].phandle = phandle;
table->info[table->used].flags = 0;
table->used++;
pidPtr[numPids] = phandle;
errorId = origErrorId;
if (inputId != -1) {
close(inputId);
}
if (outputId != -1) {
close(outputId);
}
inputId = pipeIds[0];
pipeIds[0] = pipeIds[1] = -1;
}
*pidArrayPtr = pidPtr;
cleanup:
if (inputId != -1) {
close(inputId);
}
if (lastOutputId != -1) {
close(lastOutputId);
}
if (errorId != -1) {
close(errorId);
}
Jim_Free(arg_array);
JimRestoreEnv(save_environ);
return numPids;
error:
if ((inPipePtr != NULL) && (*inPipePtr != -1)) {
close(*inPipePtr);
*inPipePtr = -1;
}
if ((outPipePtr != NULL) && (*outPipePtr != -1)) {
close(*outPipePtr);
*outPipePtr = -1;
}
if ((errFilePtr != NULL) && (*errFilePtr != -1)) {
close(*errFilePtr);
*errFilePtr = -1;
}
if (pipeIds[0] != -1) {
close(pipeIds[0]);
}
if (pipeIds[1] != -1) {
close(pipeIds[1]);
}
if (pidPtr != NULL) {
for (i = 0; i < numPids; i++) {
if (pidPtr[i] != JIM_BAD_PHANDLE) {
JimDetachPids(table, 1, &pidPtr[i]);
}
}
Jim_Free(pidPtr);
}
numPids = -1;
goto cleanup;
}
static int JimCleanupChildren(Jim_Interp *interp, int numPids, phandle_t *pidPtr, Jim_Obj *errStrObj)
{
struct WaitInfoTable *table = Jim_CmdPrivData(interp);
int result = JIM_OK;
int i;
for (i = 0; i < numPids; i++) {
int waitStatus = 0;
long pid = JimWaitForProcess(table, pidPtr[i], &waitStatus);
if (pid > 0) {
if (JimCheckWaitStatus(interp, pid, waitStatus, errStrObj) != JIM_OK) {
result = JIM_ERR;
}
}
}
Jim_Free(pidPtr);
return result;
}
int Jim_execInit(Jim_Interp *interp)
{
struct WaitInfoTable *waitinfo;
Jim_PackageProvideCheck(interp, "exec");
waitinfo = JimAllocWaitInfoTable();
Jim_CreateCommand(interp, "exec", Jim_ExecCmd, waitinfo, JimFreeWaitInfoTable);
waitinfo->refcount++;
Jim_CreateCommand(interp, "wait", Jim_WaitCommand, waitinfo, JimFreeWaitInfoTable);
Jim_CreateCommand(interp, "pid", Jim_PidCommand, 0, 0);
return JIM_OK;
}
#if defined(__MINGW32__)
static int
JimWinFindExecutable(const char *originalName, char fullPath[MAX_PATH])
{
int i;
static char extensions[][5] = {".exe", "", ".bat"};
for (i = 0; i < (int) (sizeof(extensions) / sizeof(extensions[0])); i++) {
snprintf(fullPath, MAX_PATH, "%s%s", originalName, extensions[i]);
if (SearchPath(NULL, fullPath, NULL, MAX_PATH, fullPath, NULL) == 0) {
continue;
}
if (GetFileAttributes(fullPath) & FILE_ATTRIBUTE_DIRECTORY) {
continue;
}
return 0;
}
return -1;
}
static char **JimSaveEnv(char **env)
{
return env;
}
static void JimRestoreEnv(char **env)
{
JimFreeEnv(env, Jim_GetEnviron());
}
static char **JimOriginalEnviron(void)
{
return NULL;
}
static Jim_Obj *
JimWinBuildCommandLine(Jim_Interp *interp, char **argv)
{
char *start, *special;
int quote, i;
Jim_Obj *strObj = Jim_NewStringObj(interp, "", 0);
for (i = 0; argv[i]; i++) {
if (i > 0) {
Jim_AppendString(interp, strObj, " ", 1);
}
if (argv[i][0] == '\0') {
quote = 1;
}
else {
quote = 0;
for (start = argv[i]; *start != '\0'; start++) {
if (isspace(UCHAR(*start))) {
quote = 1;
break;
}
}
}
if (quote) {
Jim_AppendString(interp, strObj, "\"" , 1);
}
start = argv[i];
for (special = argv[i]; ; ) {
if ((*special == '\\') && (special[1] == '\\' ||
special[1] == '"' || (quote && special[1] == '\0'))) {
Jim_AppendString(interp, strObj, start, special - start);
start = special;
while (1) {
special++;
if (*special == '"' || (quote && *special == '\0')) {
Jim_AppendString(interp, strObj, start, special - start);
break;
}
if (*special != '\\') {
break;
}
}
Jim_AppendString(interp, strObj, start, special - start);
start = special;
}
if (*special == '"') {
if (special == start) {
Jim_AppendString(interp, strObj, "\"", 1);
}
else {
Jim_AppendString(interp, strObj, start, special - start);
}
Jim_AppendString(interp, strObj, "\\\"", 2);
start = special + 1;
}
if (*special == '\0') {
break;
}
special++;
}
Jim_AppendString(interp, strObj, start, special - start);
if (quote) {
Jim_AppendString(interp, strObj, "\"", 1);
}
}
return strObj;
}
static phandle_t
JimStartWinProcess(Jim_Interp *interp, char **argv, char **env, int inputId, int outputId, int errorId)
{
STARTUPINFO startInfo;
PROCESS_INFORMATION procInfo;
HANDLE hProcess;
char execPath[MAX_PATH];
phandle_t phandle = INVALID_HANDLE_VALUE;
Jim_Obj *cmdLineObj;
char *winenv;
if (JimWinFindExecutable(argv[0], execPath) < 0) {
return phandle;
}
argv[0] = execPath;
hProcess = GetCurrentProcess();
cmdLineObj = JimWinBuildCommandLine(interp, argv);
ZeroMemory(&startInfo, sizeof(startInfo));
startInfo.cb = sizeof(startInfo);
startInfo.dwFlags = STARTF_USESTDHANDLES;
startInfo.hStdInput = INVALID_HANDLE_VALUE;
startInfo.hStdOutput= INVALID_HANDLE_VALUE;
startInfo.hStdError = INVALID_HANDLE_VALUE;
if (inputId == -1) {
inputId = _fileno(stdin);
}
DuplicateHandle(hProcess, (HANDLE)_get_osfhandle(inputId), hProcess, &startInfo.hStdInput,
0, TRUE, DUPLICATE_SAME_ACCESS);
if (startInfo.hStdInput == INVALID_HANDLE_VALUE) {
goto end;
}
if (outputId == -1) {
outputId = _fileno(stdout);
}
DuplicateHandle(hProcess, (HANDLE)_get_osfhandle(outputId), hProcess, &startInfo.hStdOutput,
0, TRUE, DUPLICATE_SAME_ACCESS);
if (startInfo.hStdOutput == INVALID_HANDLE_VALUE) {
goto end;
}
if (errorId == -1) {
errorId = _fileno(stderr);
}
DuplicateHandle(hProcess, (HANDLE)_get_osfhandle(errorId), hProcess, &startInfo.hStdError,
0, TRUE, DUPLICATE_SAME_ACCESS);
if (startInfo.hStdError == INVALID_HANDLE_VALUE) {
goto end;
}
if (env == NULL) {
winenv = NULL;
}
else if (env[0] == NULL) {
winenv = (char *)"\0";
}
else {
winenv = env[0];
}
if (!CreateProcess(NULL, (char *)Jim_String(cmdLineObj), NULL, NULL, TRUE,
0, winenv, NULL, &startInfo, &procInfo)) {
goto end;
}
WaitForInputIdle(procInfo.hProcess, 5000);
CloseHandle(procInfo.hThread);
phandle = procInfo.hProcess;
end:
Jim_FreeNewObj(interp, cmdLineObj);
if (startInfo.hStdInput != INVALID_HANDLE_VALUE) {
CloseHandle(startInfo.hStdInput);
}
if (startInfo.hStdOutput != INVALID_HANDLE_VALUE) {
CloseHandle(startInfo.hStdOutput);
}
if (startInfo.hStdError != INVALID_HANDLE_VALUE) {
CloseHandle(startInfo.hStdError);
}
return phandle;
}
#else
static char **JimOriginalEnviron(void)
{
return Jim_GetEnviron();
}
static char **JimSaveEnv(char **env)
{
char **saveenv = Jim_GetEnviron();
Jim_SetEnviron(env);
return saveenv;
}
static void JimRestoreEnv(char **env)
{
JimFreeEnv(Jim_GetEnviron(), env);
Jim_SetEnviron(env);
}
#endif
#endif
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <time.h>
#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#endif
struct clock_options {
int gmt;
const char *format;
};
static int parse_clock_options(Jim_Interp *interp, int argc, Jim_Obj *const *argv, struct clock_options *opts)
{
static const char * const options[] = { "-gmt", "-format", NULL };
enum { OPT_GMT, OPT_FORMAT, };
int i;
for (i = 0; i < argc; i += 2) {
int option;
if (Jim_GetEnum(interp, argv[i], options, &option, NULL, JIM_ERRMSG | JIM_ENUM_ABBREV) != JIM_OK) {
return JIM_ERR;
}
switch (option) {
case OPT_GMT:
if (Jim_GetBoolean(interp, argv[i + 1], &opts->gmt) != JIM_OK) {
return JIM_ERR;
}
break;
case OPT_FORMAT:
opts->format = Jim_String(argv[i + 1]);
break;
}
}
return JIM_OK;
}
static int clock_cmd_format(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
char buf[100];
time_t t;
jim_wide seconds;
struct clock_options options = { 0, "%a %b %d %H:%M:%S %Z %Y" };
struct tm *tm;
if (Jim_GetWide(interp, argv[0], &seconds) != JIM_OK) {
return JIM_ERR;
}
if (argc % 2 == 0) {
return -1;
}
if (parse_clock_options(interp, argc - 1, argv + 1, &options) == JIM_ERR) {
return JIM_ERR;
}
t = seconds;
tm = options.gmt ? gmtime(&t) : localtime(&t);
if (tm == NULL || strftime(buf, sizeof(buf), options.format, tm) == 0) {
Jim_SetResultString(interp, "format string too long or invalid time", -1);
return JIM_ERR;
}
Jim_SetResultString(interp, buf, -1);
return JIM_OK;
}
#ifdef HAVE_STRPTIME
static time_t jim_timegm(const struct tm *tm)
{
int m = tm->tm_mon + 1;
int y = 1900 + tm->tm_year - (m <= 2);
int era = (y >= 0 ? y : y - 399) / 400;
unsigned yoe = (unsigned)(y - era * 400);
unsigned doy = (153 * (m + (m > 2 ? -3 : 9)) + 2) / 5 + tm->tm_mday - 1;
unsigned doe = yoe * 365 + yoe / 4 - yoe / 100 + doy;
long days = (era * 146097 + (int)doe - 719468);
int secs = tm->tm_hour * 3600 + tm->tm_min * 60 + tm->tm_sec;
return days * 24 * 60 * 60 + secs;
}
static int clock_cmd_scan(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
char *pt;
struct tm tm;
time_t now = time(NULL);
struct clock_options options = { 0, NULL };
if (argc % 2 == 0) {
return -1;
}
if (parse_clock_options(interp, argc - 1, argv + 1, &options) == JIM_ERR) {
return JIM_ERR;
}
if (options.format == NULL) {
return -1;
}
localtime_r(&now, &tm);
pt = strptime(Jim_String(argv[0]), options.format, &tm);
if (pt == 0 || *pt != 0) {
Jim_SetResultString(interp, "Failed to parse time according to format", -1);
return JIM_ERR;
}
tm.tm_isdst = options.gmt ? 0 : -1;
Jim_SetResultInt(interp, options.gmt ? jim_timegm(&tm) : mktime(&tm));
return JIM_OK;
}
#endif
static int clock_cmd_seconds(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
Jim_SetResultInt(interp, Jim_GetTimeUsec(CLOCK_REALTIME) / 1000000);
return JIM_OK;
}
static int clock_cmd_clicks(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
Jim_SetResultInt(interp, Jim_GetTimeUsec(CLOCK_MONOTONIC_RAW));
return JIM_OK;
}
static int clock_cmd_micros(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
Jim_SetResultInt(interp, Jim_GetTimeUsec(CLOCK_REALTIME));
return JIM_OK;
}
static int clock_cmd_millis(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
Jim_SetResultInt(interp, Jim_GetTimeUsec(CLOCK_REALTIME) / 1000);
return JIM_OK;
}
static const jim_subcmd_type clock_command_table[] = {
{ "clicks",
NULL,
clock_cmd_clicks,
0,
0,
},
{ "format",
"seconds ?-format string? ?-gmt boolean?",
clock_cmd_format,
1,
5,
},
{ "microseconds",
NULL,
clock_cmd_micros,
0,
0,
},
{ "milliseconds",
NULL,
clock_cmd_millis,
0,
0,
},
#ifdef HAVE_STRPTIME
{ "scan",
"str -format format ?-gmt boolean?",
clock_cmd_scan,
3,
5,
},
#endif
{ "seconds",
NULL,
clock_cmd_seconds,
0,
0,
},
{ NULL }
};
int Jim_clockInit(Jim_Interp *interp)
{
Jim_PackageProvideCheck(interp, "clock");
Jim_CreateCommand(interp, "clock", Jim_SubCmdProc, (void *)clock_command_table, NULL);
return JIM_OK;
}
#include <limits.h>
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <errno.h>
static int array_cmd_exists(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
Jim_Obj *dictObj = Jim_GetVariable(interp, argv[0], JIM_UNSHARED);
Jim_SetResultInt(interp, dictObj && Jim_DictSize(interp, dictObj) != -1);
return JIM_OK;
}
static int array_cmd_get(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
Jim_Obj *objPtr = Jim_GetVariable(interp, argv[0], JIM_NONE);
Jim_Obj *patternObj;
if (!objPtr) {
return JIM_OK;
}
patternObj = (argc == 1) ? NULL : argv[1];
if (patternObj == NULL || Jim_CompareStringImmediate(interp, patternObj, "*")) {
if (Jim_IsList(objPtr) && Jim_ListLength(interp, objPtr) % 2 == 0) {
Jim_SetResult(interp, objPtr);
return JIM_OK;
}
}
return Jim_DictMatchTypes(interp, objPtr, patternObj, JIM_DICTMATCH_KEYS, JIM_DICTMATCH_KEYS | JIM_DICTMATCH_VALUES);
}
static int array_cmd_names(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
Jim_Obj *objPtr = Jim_GetVariable(interp, argv[0], JIM_NONE);
if (!objPtr) {
return JIM_OK;
}
return Jim_DictMatchTypes(interp, objPtr, argc == 1 ? NULL : argv[1], JIM_DICTMATCH_KEYS, JIM_DICTMATCH_KEYS);
}
static int array_cmd_unset(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
int i;
int len;
Jim_Obj *resultObj;
Jim_Obj *objPtr;
Jim_Obj **dictValuesObj;
if (argc == 1 || Jim_CompareStringImmediate(interp, argv[1], "*")) {
Jim_UnsetVariable(interp, argv[0], JIM_NONE);
return JIM_OK;
}
objPtr = Jim_GetVariable(interp, argv[0], JIM_NONE);
if (objPtr == NULL) {
return JIM_OK;
}
dictValuesObj = Jim_DictPairs(interp, objPtr, &len);
if (dictValuesObj == NULL) {
Jim_SetResultString(interp, "", -1);
return JIM_OK;
}
resultObj = Jim_NewDictObj(interp, NULL, 0);
for (i = 0; i < len; i += 2) {
if (!Jim_StringMatchObj(interp, argv[1], dictValuesObj[i], 0)) {
Jim_DictAddElement(interp, resultObj, dictValuesObj[i], dictValuesObj[i + 1]);
}
}
Jim_SetVariable(interp, argv[0], resultObj);
return JIM_OK;
}
static int array_cmd_size(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
Jim_Obj *objPtr;
int len = 0;
objPtr = Jim_GetVariable(interp, argv[0], JIM_NONE);
if (objPtr) {
len = Jim_DictSize(interp, objPtr);
if (len < 0) {
Jim_SetResultInt(interp, 0);
return JIM_OK;
}
}
Jim_SetResultInt(interp, len);
return JIM_OK;
}
static int array_cmd_stat(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
Jim_Obj *objPtr = Jim_GetVariable(interp, argv[0], JIM_NONE);
if (objPtr) {
return Jim_DictInfo(interp, objPtr);
}
Jim_SetResultFormatted(interp, "\"%#s\" isn't an array", argv[0], NULL);
return JIM_ERR;
}
static int array_cmd_set(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
int i;
int len;
Jim_Obj *listObj = argv[1];
Jim_Obj *dictObj;
len = Jim_ListLength(interp, listObj);
if (len % 2) {
Jim_SetResultString(interp, "list must have an even number of elements", -1);
return JIM_ERR;
}
dictObj = Jim_GetVariable(interp, argv[0], JIM_UNSHARED);
if (!dictObj) {
return Jim_SetVariable(interp, argv[0], listObj);
}
else if (Jim_DictSize(interp, dictObj) < 0) {
return JIM_ERR;
}
if (Jim_IsShared(dictObj)) {
dictObj = Jim_DuplicateObj(interp, dictObj);
}
for (i = 0; i < len; i += 2) {
Jim_Obj *nameObj;
Jim_Obj *valueObj;
Jim_ListIndex(interp, listObj, i, &nameObj, JIM_NONE);
Jim_ListIndex(interp, listObj, i + 1, &valueObj, JIM_NONE);
Jim_DictAddElement(interp, dictObj, nameObj, valueObj);
}
return Jim_SetVariable(interp, argv[0], dictObj);
}
static const jim_subcmd_type array_command_table[] = {
{ "exists",
"arrayName",
array_cmd_exists,
1,
1,
},
{ "get",
"arrayName ?pattern?",
array_cmd_get,
1,
2,
},
{ "names",
"arrayName ?pattern?",
array_cmd_names,
1,
2,
},
{ "set",
"arrayName list",
array_cmd_set,
2,
2,
},
{ "size",
"arrayName",
array_cmd_size,
1,
1,
},
{ "stat",
"arrayName",
array_cmd_stat,
1,
1,
},
{ "unset",
"arrayName ?pattern?",
array_cmd_unset,
1,
2,
},
{ NULL
}
};
int Jim_arrayInit(Jim_Interp *interp)
{
Jim_PackageProvideCheck(interp, "array");
Jim_CreateCommand(interp, "array", Jim_SubCmdProc, (void *)array_command_table, NULL);
return JIM_OK;
}
#include <sys/types.h>
#ifndef _WIN32
#include <sys/time.h>
#include <sys/wait.h>
#include <unistd.h>
#endif
#include <string.h>
#include <errno.h>
#ifdef HAVE_SYS_SYSINFO_H
#include <sys/sysinfo.h>
#endif
static void Jim_PosixSetError(Jim_Interp *interp)
{
Jim_SetResultString(interp, strerror(errno), -1);
}
#if defined(HAVE_FORK)
static int Jim_PosixForkCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
pid_t pid;
JIM_NOTUSED(argv);
if (argc != 1) {
Jim_WrongNumArgs(interp, 1, argv, "");
return JIM_ERR;
}
if ((pid = fork()) == -1) {
Jim_PosixSetError(interp);
return JIM_ERR;
}
Jim_SetResultInt(interp, (jim_wide) pid);
return JIM_OK;
}
#endif
int Jim_posixInit(Jim_Interp *interp)
{
Jim_PackageProvideCheck(interp, "posix");
#ifdef HAVE_FORK
Jim_CreateCommand(interp, "os.fork", Jim_PosixForkCommand, NULL, NULL);
#endif
return JIM_OK;
}
int Jim_InitStaticExtensions(Jim_Interp *interp)
{
extern int Jim_bootstrapInit(Jim_Interp *);
extern int Jim_aioInit(Jim_Interp *);
extern int Jim_readdirInit(Jim_Interp *);
extern int Jim_regexpInit(Jim_Interp *);
extern int Jim_fileInit(Jim_Interp *);
extern int Jim_globInit(Jim_Interp *);
extern int Jim_execInit(Jim_Interp *);
extern int Jim_posixInit(Jim_Interp *);
extern int Jim_clockInit(Jim_Interp *);
extern int Jim_arrayInit(Jim_Interp *);
extern int Jim_stdlibInit(Jim_Interp *);
extern int Jim_tclcompatInit(Jim_Interp *);
Jim_bootstrapInit(interp);
Jim_aioInit(interp);
Jim_readdirInit(interp);
Jim_regexpInit(interp);
Jim_fileInit(interp);
Jim_globInit(interp);
Jim_execInit(interp);
Jim_posixInit(interp);
Jim_clockInit(interp);
Jim_arrayInit(interp);
Jim_stdlibInit(interp);
Jim_tclcompatInit(interp);
return JIM_OK;
}
#ifndef JIM_TINY
#define JIM_OPTIMIZATION
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
#include <ctype.h>
#include <limits.h>
#include <assert.h>
#include <errno.h>
#include <time.h>
#include <setjmp.h>
#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#endif
#ifdef HAVE_EXECINFO_H
#include <execinfo.h>
#endif
#ifdef HAVE_CRT_EXTERNS_H
#include <crt_externs.h>
#endif
#include <math.h>
#ifndef TCL_LIBRARY
#define TCL_LIBRARY "."
#endif
#ifndef TCL_PLATFORM_OS
#define TCL_PLATFORM_OS "unknown"
#endif
#ifndef TCL_PLATFORM_PLATFORM
#define TCL_PLATFORM_PLATFORM "unknown"
#endif
#ifndef TCL_PLATFORM_PATH_SEPARATOR
#define TCL_PLATFORM_PATH_SEPARATOR ":"
#endif
#ifdef JIM_MAINTAINER
#define JIM_DEBUG_COMMAND
#define JIM_DEBUG_PANIC
#endif
#define JIM_INTEGER_SPACE 24
#if defined(DEBUG_SHOW_SCRIPT) || defined(DEBUG_SHOW_SCRIPT_TOKENS) || defined(JIM_DEBUG_COMMAND) || defined(DEBUG_SHOW_SUBST)
static const char *jim_tt_name(int type);
#endif
#ifdef JIM_DEBUG_PANIC
static void JimPanicDump(int fail_condition, const char *fmt, ...);
#define JimPanic(X) JimPanicDump X
#else
#define JimPanic(X)
#endif
#ifdef JIM_OPTIMIZATION
static int JimIsWide(Jim_Obj *objPtr);
#define JIM_IF_OPTIM(X) X
#else
#define JIM_IF_OPTIM(X)
#endif
static char JimEmptyStringRep[] = "";
static void JimFreeCallFrame(Jim_Interp *interp, Jim_CallFrame *cf, int action);
static int ListSetIndex(Jim_Interp *interp, Jim_Obj *listPtr, int listindex, Jim_Obj *newObjPtr,
int flags);
static int Jim_ListIndices(Jim_Interp *interp, Jim_Obj *listPtr, Jim_Obj *const *indexv, int indexc,
Jim_Obj **resultObj, int flags);
static int JimDeleteLocalProcs(Jim_Interp *interp, Jim_Stack *localCommands);
static Jim_Obj *JimExpandDictSugar(Jim_Interp *interp, Jim_Obj *objPtr);
static void SetDictSubstFromAny(Jim_Interp *interp, Jim_Obj *objPtr);
static void JimSetFailedEnumResult(Jim_Interp *interp, const char *arg, const char *badtype,
const char *prefix, const char *const *tablePtr, const char *name);
static int JimCallProcedure(Jim_Interp *interp, Jim_Cmd *cmd, int argc, Jim_Obj *const *argv);
static int JimGetWideNoErr(Jim_Interp *interp, Jim_Obj *objPtr, jim_wide * widePtr);
static int JimSign(jim_wide w);
static void JimPrngSeed(Jim_Interp *interp, unsigned char *seed, int seedLen);
static void JimRandomBytes(Jim_Interp *interp, void *dest, unsigned int len);
static int JimSetNewVariable(Jim_HashTable *ht, Jim_Obj *nameObjPtr, Jim_VarVal *vv);
static Jim_VarVal *JimFindVariable(Jim_HashTable *ht, Jim_Obj *nameObjPtr);
static int SetVariableFromAny(Jim_Interp *interp, struct Jim_Obj *objPtr);
#define JIM_DICT_SUGAR 100
#define JimWideValue(objPtr) (objPtr)->internalRep.wideValue
#define JimObjTypeName(O) ((O)->typePtr ? (O)->typePtr->name : "none")
static int utf8_tounicode_case(const char *s, int *uc, int upper)
{
int l = utf8_tounicode(s, uc);
if (upper) {
*uc = utf8_upper(*uc);
}
return l;
}
static Jim_Obj *JimPushInterpObjImpl(Jim_Obj **iop, Jim_Obj *no)
{
Jim_Obj *io = *iop;
Jim_IncrRefCount(no);
*iop = no;
return io;
}
#define JimPushInterpObj(IO, NO) JimPushInterpObjImpl(&(IO), NO)
#define JimPopInterpObj(I, IO, SO) do { Jim_DecrRefCount(I, IO); IO = SO; } while (0)
#define JIM_CHARSET_SCAN 2
#define JIM_CHARSET_GLOB 0
static const char *JimCharsetMatch(const char *pattern, int plen, int c, int flags)
{
int not = 0;
int pchar;
int match = 0;
int nocase = 0;
int n;
if (flags & JIM_NOCASE) {
nocase++;
c = utf8_upper(c);
}
if (flags & JIM_CHARSET_SCAN) {
if (*pattern == '^') {
not++;
pattern++;
plen--;
}
if (*pattern == ']') {
goto first;
}
}
while (plen && *pattern != ']') {
if (pattern[0] == '\\') {
first:
n = utf8_tounicode_case(pattern, &pchar, nocase);
pattern += n;
plen -= n;
}
else {
int start;
int end;
n = utf8_tounicode_case(pattern, &start, nocase);
pattern += n;
plen -= n;
if (pattern[0] == '-' && plen > 1) {
n = 1 + utf8_tounicode_case(pattern + 1, &end, nocase);
pattern += n;
plen -= n;
if ((c >= start && c <= end) || (c >= end && c <= start)) {
match = 1;
}
continue;
}
pchar = start;
}
if (pchar == c) {
match = 1;
}
}
if (not) {
match = !match;
}
return match ? pattern : NULL;
}
static int JimGlobMatch(const char *pattern, int plen, const char *string, int slen, int nocase)
{
int c;
int pchar;
int n;
const char *p;
while (plen) {
switch (pattern[0]) {
case '*':
while (pattern[1] == '*' && plen) {
pattern++;
plen--;
}
pattern++;
plen--;
if (!plen) {
return 1;
}
while (slen) {
if (JimGlobMatch(pattern, plen, string, slen, nocase))
return 1;
n = utf8_tounicode(string, &c);
string += n;
slen -= n;
}
return 0;
case '?':
n = utf8_tounicode(string, &c);
string += n;
slen -= n;
break;
case '[': {
n = utf8_tounicode(string, &c);
string += n;
slen -= n;
p = JimCharsetMatch(pattern + 1, plen - 1, c, nocase ? JIM_NOCASE : 0);
if (!p) {
return 0;
}
plen -= p - pattern;
pattern = p;
if (!plen) {
continue;
}
break;
}
case '\\':
if (pattern[1]) {
pattern++;
plen--;
}
default:
n = utf8_tounicode_case(string, &c, nocase);
string += n;
slen -= n;
utf8_tounicode_case(pattern, &pchar, nocase);
if (pchar != c) {
return 0;
}
break;
}
n = utf8_tounicode_case(pattern, &pchar, nocase);
pattern += n;
plen -= n;
if (!slen) {
while (*pattern == '*' && plen) {
pattern++;
plen--;
}
break;
}
}
if (!plen && !slen) {
return 1;
}
return 0;
}
static int JimStringCompareUtf8(const char *s1, int l1, const char *s2, int l2, int nocase)
{
int minlen = l1;
if (l2 < l1) {
minlen = l2;
}
while (minlen) {
int c1, c2;
s1 += utf8_tounicode_case(s1, &c1, nocase);
s2 += utf8_tounicode_case(s2, &c2, nocase);
if (c1 != c2) {
return JimSign(c1 - c2);
}
minlen--;
}
if (l1 < l2) {
return -1;
}
if (l1 > l2) {
return 1;
}
return 0;
}
static int JimStringFirst(const char *s1, int l1, const char *s2, int l2, int idx)
{
int i;
int l1bytelen;
if (!l1 || !l2 || l1 > l2) {
return -1;
}
if (idx < 0)
idx = 0;
s2 += utf8_index(s2, idx);
l1bytelen = utf8_index(s1, l1);
for (i = idx; i <= l2 - l1; i++) {
int c;
if (memcmp(s2, s1, l1bytelen) == 0) {
return i;
}
s2 += utf8_tounicode(s2, &c);
}
return -1;
}
static int JimStringLast(const char *s1, int l1, const char *s2, int l2)
{
const char *p;
if (!l1 || !l2 || l1 > l2)
return -1;
for (p = s2 + l2 - 1; p != s2 - 1; p--) {
if (*p == *s1 && memcmp(s1, p, l1) == 0) {
return p - s2;
}
}
return -1;
}
#ifdef JIM_UTF8
static int JimStringLastUtf8(const char *s1, int l1, const char *s2, int l2)
{
int n = JimStringLast(s1, utf8_index(s1, l1), s2, utf8_index(s2, l2));
if (n > 0) {
n = utf8_strlen(s2, n);
}
return n;
}
#endif
static int JimCheckConversion(const char *str, const char *endptr)
{
if (str[0] == '\0' || str == endptr) {
return JIM_ERR;
}
if (endptr[0] != '\0') {
while (*endptr) {
if (!isspace(UCHAR(*endptr))) {
return JIM_ERR;
}
endptr++;
}
}
return JIM_OK;
}
static int JimNumberBase(const char *str, int *base, int *sign)
{
int i = 0;
*base = 0;
while (isspace(UCHAR(str[i]))) {
i++;
}
if (str[i] == '-') {
*sign = -1;
i++;
}
else {
if (str[i] == '+') {
i++;
}
*sign = 1;
}
if (str[i] != '0') {
return 0;
}
switch (str[i + 1]) {
case 'x': case 'X': *base = 16; break;
case 'o': case 'O': *base = 8; break;
case 'b': case 'B': *base = 2; break;
case 'd': case 'D': *base = 10; break;
default: return 0;
}
i += 2;
if (str[i] != '-' && str[i] != '+' && !isspace(UCHAR(str[i]))) {
return i;
}
*base = 0;
return 0;
}
static long jim_strtol(const char *str, char **endptr)
{
int sign;
int base;
int i = JimNumberBase(str, &base, &sign);
if (base != 0) {
long value = strtol(str + i, endptr, base);
if (endptr == NULL || *endptr != str + i) {
return value * sign;
}
}
return strtol(str, endptr, 10);
}
static jim_wide jim_strtoull(const char *str, char **endptr)
{
#ifdef HAVE_LONG_LONG
int sign;
int base;
int i = JimNumberBase(str, &base, &sign);
if (base != 0) {
jim_wide value = strtoull(str + i, endptr, base);
if (endptr == NULL || *endptr != str + i) {
return value * sign;
}
}
return strtoull(str, endptr, 10);
#else
return (unsigned long)jim_strtol(str, endptr);
#endif
}
int Jim_StringToWide(const char *str, jim_wide * widePtr, int base)
{
char *endptr;
if (base) {
*widePtr = strtoull(str, &endptr, base);
}
else {
*widePtr = jim_strtoull(str, &endptr);
}
return JimCheckConversion(str, endptr);
}
int Jim_StringToDouble(const char *str, double *doublePtr)
{
char *endptr;
errno = 0;
*doublePtr = strtod(str, &endptr);
return JimCheckConversion(str, endptr);
}
static jim_wide JimPowWide(jim_wide b, jim_wide e)
{
jim_wide res = 1;
if (b == 1) {
return 1;
}
if (e < 0) {
if (b != -1) {
return 0;
}
e = -e;
}
while (e)
{
if (e & 1) {
res *= b;
}
e >>= 1;
b *= b;
}
return res;
}
#ifdef JIM_DEBUG_PANIC
static void JimPanicDump(int condition, const char *fmt, ...)
{
va_list ap;
if (!condition) {
return;
}
va_start(ap, fmt);
fprintf(stderr, "\nJIM INTERPRETER PANIC: ");
vfprintf(stderr, fmt, ap);
fprintf(stderr, "\n\n");
va_end(ap);
#if defined(HAVE_BACKTRACE)
{
void *array[40];
int size, i;
char **strings;
size = backtrace(array, 40);
strings = backtrace_symbols(array, size);
for (i = 0; i < size; i++)
fprintf(stderr, "[backtrace] %s\n", strings[i]);
fprintf(stderr, "[backtrace] Include the above lines and the output\n");
fprintf(stderr, "[backtrace] of 'nm <executable>' in the bug report.\n");
}
#endif
exit(1);
}
#endif
void *JimDefaultAllocator(void *ptr, size_t size)
{
if (size == 0) {
free(ptr);
return NULL;
}
else if (ptr) {
return realloc(ptr, size);
}
else {
return malloc(size);
}
}
void *(*Jim_Allocator)(void *ptr, size_t size) = JimDefaultAllocator;
char *Jim_StrDup(const char *s)
{
return Jim_StrDupLen(s, strlen(s));
}
char *Jim_StrDupLen(const char *s, int l)
{
char *copy = Jim_Alloc(l + 1);
memcpy(copy, s, l);
copy[l] = 0;
return copy;
}
jim_wide Jim_GetTimeUsec(unsigned type)
{
long long now;
struct timeval tv;
#if defined(HAVE_CLOCK_GETTIME)
struct timespec ts;
if (clock_gettime(type, &ts) == 0) {
now = ts.tv_sec * 1000000LL + ts.tv_nsec / 1000;
}
else
#endif
{
gettimeofday(&tv, NULL);
now = tv.tv_sec * 1000000LL + tv.tv_usec;
}
return now;
}
static void JimExpandHashTableIfNeeded(Jim_HashTable *ht);
static unsigned int JimHashTableNextPower(unsigned int size);
static Jim_HashEntry *JimInsertHashEntry(Jim_HashTable *ht, const void *key, int replace);
unsigned int Jim_IntHashFunction(unsigned int key)
{
key += ~(key << 15);
key ^= (key >> 10);
key += (key << 3);
key ^= (key >> 6);
key += ~(key << 11);
key ^= (key >> 16);
return key;
}
unsigned int Jim_GenHashFunction(const unsigned char *string, int length)
{
unsigned result = 0;
string += length;
while (length--) {
result += (result << 3) + (unsigned char)(*--string);
}
return result;
}
static void JimResetHashTable(Jim_HashTable *ht)
{
ht->table = NULL;
ht->size = 0;
ht->sizemask = 0;
ht->used = 0;
ht->collisions = 0;
#ifdef JIM_RANDOMISE_HASH
ht->uniq = (rand() ^ time(NULL) ^ clock());
#else
ht->uniq = 0;
#endif
}
static void JimInitHashTableIterator(Jim_HashTable *ht, Jim_HashTableIterator *iter)
{
iter->ht = ht;
iter->index = -1;
iter->entry = NULL;
iter->nextEntry = NULL;
}
int Jim_InitHashTable(Jim_HashTable *ht, const Jim_HashTableType *type, void *privDataPtr)
{
JimResetHashTable(ht);
ht->type = type;
ht->privdata = privDataPtr;
return JIM_OK;
}
void Jim_ExpandHashTable(Jim_HashTable *ht, unsigned int size)
{
Jim_HashTable n;
unsigned int realsize = JimHashTableNextPower(size), i;
if (size <= ht->used)
return;
Jim_InitHashTable(&n, ht->type, ht->privdata);
n.size = realsize;
n.sizemask = realsize - 1;
n.table = Jim_Alloc(realsize * sizeof(Jim_HashEntry *));
n.uniq = ht->uniq;
memset(n.table, 0, realsize * sizeof(Jim_HashEntry *));
n.used = ht->used;
for (i = 0; ht->used > 0; i++) {
Jim_HashEntry *he, *nextHe;
if (ht->table[i] == NULL)
continue;
he = ht->table[i];
while (he) {
unsigned int h;
nextHe = he->next;
h = Jim_HashKey(ht, he->key) & n.sizemask;
he->next = n.table[h];
n.table[h] = he;
ht->used--;
he = nextHe;
}
}
assert(ht->used == 0);
Jim_Free(ht->table);
*ht = n;
}
int Jim_AddHashEntry(Jim_HashTable *ht, const void *key, void *val)
{
Jim_HashEntry *entry = JimInsertHashEntry(ht, key, 0);;
if (entry == NULL)
return JIM_ERR;
Jim_SetHashKey(ht, entry, key);
Jim_SetHashVal(ht, entry, val);
return JIM_OK;
}
int Jim_ReplaceHashEntry(Jim_HashTable *ht, const void *key, void *val)
{
int existed;
Jim_HashEntry *entry;
entry = JimInsertHashEntry(ht, key, 1);
if (entry->key) {
if (ht->type->valDestructor && ht->type->valDup) {
void *newval = ht->type->valDup(ht->privdata, val);
ht->type->valDestructor(ht->privdata, entry->u.val);
entry->u.val = newval;
}
else {
Jim_FreeEntryVal(ht, entry);
Jim_SetHashVal(ht, entry, val);
}
existed = 1;
}
else {
Jim_SetHashKey(ht, entry, key);
Jim_SetHashVal(ht, entry, val);
existed = 0;
}
return existed;
}
int Jim_DeleteHashEntry(Jim_HashTable *ht, const void *key)
{
if (ht->used) {
unsigned int h = Jim_HashKey(ht, key) & ht->sizemask;
Jim_HashEntry *prevHe = NULL;
Jim_HashEntry *he = ht->table[h];
while (he) {
if (Jim_CompareHashKeys(ht, key, he->key)) {
if (prevHe)
prevHe->next = he->next;
else
ht->table[h] = he->next;
ht->used--;
Jim_FreeEntryKey(ht, he);
Jim_FreeEntryVal(ht, he);
Jim_Free(he);
return JIM_OK;
}
prevHe = he;
he = he->next;
}
}
return JIM_ERR;
}
void Jim_ClearHashTable(Jim_HashTable *ht)
{
unsigned int i;
for (i = 0; ht->used > 0; i++) {
Jim_HashEntry *he, *nextHe;
he = ht->table[i];
while (he) {
nextHe = he->next;
Jim_FreeEntryKey(ht, he);
Jim_FreeEntryVal(ht, he);
Jim_Free(he);
ht->used--;
he = nextHe;
}
ht->table[i] = NULL;
}
}
int Jim_FreeHashTable(Jim_HashTable *ht)
{
Jim_ClearHashTable(ht);
Jim_Free(ht->table);
JimResetHashTable(ht);
return JIM_OK;
}
Jim_HashEntry *Jim_FindHashEntry(Jim_HashTable *ht, const void *key)
{
Jim_HashEntry *he;
unsigned int h;
if (ht->used == 0)
return NULL;
h = Jim_HashKey(ht, key) & ht->sizemask;
he = ht->table[h];
while (he) {
if (Jim_CompareHashKeys(ht, key, he->key))
return he;
he = he->next;
}
return NULL;
}
Jim_HashTableIterator *Jim_GetHashTableIterator(Jim_HashTable *ht)
{
Jim_HashTableIterator *iter = Jim_Alloc(sizeof(*iter));
JimInitHashTableIterator(ht, iter);
return iter;
}
Jim_HashEntry *Jim_NextHashEntry(Jim_HashTableIterator *iter)
{
while (1) {
if (iter->entry == NULL) {
iter->index++;
if (iter->index >= (signed)iter->ht->size)
break;
iter->entry = iter->ht->table[iter->index];
}
else {
iter->entry = iter->nextEntry;
}
if (iter->entry) {
iter->nextEntry = iter->entry->next;
return iter->entry;
}
}
return NULL;
}
static void JimExpandHashTableIfNeeded(Jim_HashTable *ht)
{
if (ht->size == 0)
Jim_ExpandHashTable(ht, JIM_HT_INITIAL_SIZE);
if (ht->size == ht->used)
Jim_ExpandHashTable(ht, ht->size * 2);
}
static unsigned int JimHashTableNextPower(unsigned int size)
{
unsigned int i = JIM_HT_INITIAL_SIZE;
if (size >= 2147483648U)
return 2147483648U;
while (1) {
if (i >= size)
return i;
i *= 2;
}
}
static Jim_HashEntry *JimInsertHashEntry(Jim_HashTable *ht, const void *key, int replace)
{
unsigned int h;
Jim_HashEntry *he;
JimExpandHashTableIfNeeded(ht);
h = Jim_HashKey(ht, key) & ht->sizemask;
he = ht->table[h];
while (he) {
if (Jim_CompareHashKeys(ht, key, he->key))
return replace ? he : NULL;
he = he->next;
}
he = Jim_Alloc(sizeof(*he));
he->next = ht->table[h];
ht->table[h] = he;
ht->used++;
he->key = NULL;
return he;
}
static unsigned int JimStringCopyHTHashFunction(const void *key)
{
return Jim_GenHashFunction(key, strlen(key));
}
static void *JimStringCopyHTDup(void *privdata, const void *key)
{
return Jim_StrDup(key);
}
static int JimStringCopyHTKeyCompare(void *privdata, const void *key1, const void *key2)
{
return strcmp(key1, key2) == 0;
}
static void JimStringCopyHTKeyDestructor(void *privdata, void *key)
{
Jim_Free(key);
}
static const Jim_HashTableType JimPackageHashTableType = {
JimStringCopyHTHashFunction,
JimStringCopyHTDup,
NULL,
JimStringCopyHTKeyCompare,
JimStringCopyHTKeyDestructor,
NULL
};
typedef struct AssocDataValue
{
Jim_InterpDeleteProc *delProc;
void *data;
} AssocDataValue;
static void JimAssocDataHashTableValueDestructor(void *privdata, void *data)
{
AssocDataValue *assocPtr = (AssocDataValue *) data;
if (assocPtr->delProc != NULL)
assocPtr->delProc((Jim_Interp *)privdata, assocPtr->data);
Jim_Free(data);
}
static const Jim_HashTableType JimAssocDataHashTableType = {
JimStringCopyHTHashFunction,
JimStringCopyHTDup,
NULL,
JimStringCopyHTKeyCompare,
JimStringCopyHTKeyDestructor,
JimAssocDataHashTableValueDestructor
};
void Jim_InitStack(Jim_Stack *stack)
{
stack->len = 0;
stack->maxlen = 0;
stack->vector = NULL;
}
void Jim_FreeStack(Jim_Stack *stack)
{
Jim_Free(stack->vector);
}
int Jim_StackLen(Jim_Stack *stack)
{
return stack->len;
}
void Jim_StackPush(Jim_Stack *stack, void *element)
{
int neededLen = stack->len + 1;
if (neededLen > stack->maxlen) {
stack->maxlen = neededLen < 20 ? 20 : neededLen * 2;
stack->vector = Jim_Realloc(stack->vector, sizeof(void *) * stack->maxlen);
}
stack->vector[stack->len] = element;
stack->len++;
}
void *Jim_StackPop(Jim_Stack *stack)
{
if (stack->len == 0)
return NULL;
stack->len--;
return stack->vector[stack->len];
}
void *Jim_StackPeek(Jim_Stack *stack)
{
if (stack->len == 0)
return NULL;
return stack->vector[stack->len - 1];
}
void Jim_FreeStackElements(Jim_Stack *stack, void (*freeFunc) (void *ptr))
{
int i;
for (i = 0; i < stack->len; i++)
freeFunc(stack->vector[i]);
}
#define JIM_TT_NONE 0
#define JIM_TT_STR 1
#define JIM_TT_ESC 2
#define JIM_TT_VAR 3
#define JIM_TT_DICTSUGAR 4
#define JIM_TT_CMD 5
#define JIM_TT_SEP 6
#define JIM_TT_EOL 7
#define JIM_TT_EOF 8
#define JIM_TT_LINE 9
#define JIM_TT_WORD 10
#define JIM_TT_SUBEXPR_START 11
#define JIM_TT_SUBEXPR_END 12
#define JIM_TT_SUBEXPR_COMMA 13
#define JIM_TT_EXPR_INT 14
#define JIM_TT_EXPR_DOUBLE 15
#define JIM_TT_EXPR_BOOLEAN 16
#define JIM_TT_EXPRSUGAR 17
#define JIM_TT_EXPR_OP 20
#define TOKEN_IS_SEP(type) (type >= JIM_TT_SEP && type <= JIM_TT_EOF)
#define TOKEN_IS_EXPR_START(type) (type == JIM_TT_NONE || type == JIM_TT_SUBEXPR_START || type == JIM_TT_SUBEXPR_COMMA)
#define TOKEN_IS_EXPR_OP(type) (type >= JIM_TT_EXPR_OP)
struct JimParseMissing {
int ch;
int line;
};
struct JimParserCtx
{
const char *p;
int len;
int linenr;
const char *tstart;
const char *tend;
int tline;
int tt;
int eof;
int inquote;
int comment;
struct JimParseMissing missing;
const char *errmsg;
};
static int JimParseScript(struct JimParserCtx *pc);
static int JimParseSep(struct JimParserCtx *pc);
static int JimParseEol(struct JimParserCtx *pc);
static int JimParseCmd(struct JimParserCtx *pc);
static int JimParseQuote(struct JimParserCtx *pc);
static int JimParseVar(struct JimParserCtx *pc);
static int JimParseBrace(struct JimParserCtx *pc);
static int JimParseStr(struct JimParserCtx *pc);
static int JimParseComment(struct JimParserCtx *pc);
static void JimParseSubCmd(struct JimParserCtx *pc);
static int JimParseSubQuote(struct JimParserCtx *pc);
static Jim_Obj *JimParserGetTokenObj(Jim_Interp *interp, struct JimParserCtx *pc);
static void JimParserInit(struct JimParserCtx *pc, const char *prg, int len, int linenr)
{
pc->p = prg;
pc->len = len;
pc->tstart = NULL;
pc->tend = NULL;
pc->tline = 0;
pc->tt = JIM_TT_NONE;
pc->eof = 0;
pc->inquote = 0;
pc->linenr = linenr;
pc->comment = 1;
pc->missing.ch = ' ';
pc->missing.line = linenr;
}
static int JimParseScript(struct JimParserCtx *pc)
{
while (1) {
if (!pc->len) {
pc->tstart = pc->p;
pc->tend = pc->p - 1;
pc->tline = pc->linenr;
pc->tt = JIM_TT_EOL;
if (pc->inquote) {
pc->missing.ch = '"';
}
pc->eof = 1;
return JIM_OK;
}
switch (*(pc->p)) {
case '\\':
if (*(pc->p + 1) == '\n' && !pc->inquote) {
return JimParseSep(pc);
}
pc->comment = 0;
return JimParseStr(pc);
case ' ':
case '\t':
case '\r':
case '\f':
if (!pc->inquote)
return JimParseSep(pc);
pc->comment = 0;
return JimParseStr(pc);
case '\n':
case ';':
pc->comment = 1;
if (!pc->inquote)
return JimParseEol(pc);
return JimParseStr(pc);
case '[':
pc->comment = 0;
return JimParseCmd(pc);
case '$':
pc->comment = 0;
if (JimParseVar(pc) == JIM_ERR) {
pc->tstart = pc->tend = pc->p++;
pc->len--;
pc->tt = JIM_TT_ESC;
}
return JIM_OK;
case '#':
if (pc->comment) {
JimParseComment(pc);
continue;
}
return JimParseStr(pc);
default:
pc->comment = 0;
return JimParseStr(pc);
}
return JIM_OK;
}
}
static int JimParseSep(struct JimParserCtx *pc)
{
pc->tstart = pc->p;
pc->tline = pc->linenr;
while (isspace(UCHAR(*pc->p)) || (*pc->p == '\\' && *(pc->p + 1) == '\n')) {
if (*pc->p == '\n') {
break;
}
if (*pc->p == '\\') {
pc->p++;
pc->len--;
pc->linenr++;
}
pc->p++;
pc->len--;
}
pc->tend = pc->p - 1;
pc->tt = JIM_TT_SEP;
return JIM_OK;
}
static int JimParseEol(struct JimParserCtx *pc)
{
pc->tstart = pc->p;
pc->tline = pc->linenr;
while (isspace(UCHAR(*pc->p)) || *pc->p == ';') {
if (*pc->p == '\n')
pc->linenr++;
pc->p++;
pc->len--;
}
pc->tend = pc->p - 1;
pc->tt = JIM_TT_EOL;
return JIM_OK;
}
static void JimParseSubBrace(struct JimParserCtx *pc)
{
int level = 1;
pc->p++;
pc->len--;
while (pc->len) {
switch (*pc->p) {
case '\\':
if (pc->len > 1) {
if (*++pc->p == '\n') {
pc->linenr++;
}
pc->len--;
}
break;
case '{':
level++;
break;
case '}':
if (--level == 0) {
pc->tend = pc->p - 1;
pc->p++;
pc->len--;
return;
}
break;
case '\n':
pc->linenr++;
break;
}
pc->p++;
pc->len--;
}
pc->missing.ch = '{';
pc->missing.line = pc->tline;
pc->tend = pc->p - 1;
}
static int JimParseSubQuote(struct JimParserCtx *pc)
{
int tt = JIM_TT_STR;
int line = pc->tline;
pc->p++;
pc->len--;
while (pc->len) {
switch (*pc->p) {
case '\\':
if (pc->len > 1) {
if (*++pc->p == '\n') {
pc->linenr++;
}
pc->len--;
tt = JIM_TT_ESC;
}
break;
case '"':
pc->tend = pc->p - 1;
pc->p++;
pc->len--;
return tt;
case '[':
JimParseSubCmd(pc);
tt = JIM_TT_ESC;
continue;
case '\n':
pc->linenr++;
break;
case '$':
tt = JIM_TT_ESC;
break;
}
pc->p++;
pc->len--;
}
pc->missing.ch = '"';
pc->missing.line = line;
pc->tend = pc->p - 1;
return tt;
}
static void JimParseSubCmd(struct JimParserCtx *pc)
{
int level = 1;
int startofword = 1;
int line = pc->tline;
pc->p++;
pc->len--;
while (pc->len) {
switch (*pc->p) {
case '\\':
if (pc->len > 1) {
if (*++pc->p == '\n') {
pc->linenr++;
}
pc->len--;
}
break;
case '[':
level++;
break;
case ']':
if (--level == 0) {
pc->tend = pc->p - 1;
pc->p++;
pc->len--;
return;
}
break;
case '"':
if (startofword) {
JimParseSubQuote(pc);
if (pc->missing.ch == '"') {
return;
}
continue;
}
break;
case '{':
JimParseSubBrace(pc);
startofword = 0;
continue;
case '\n':
pc->linenr++;
break;
}
startofword = isspace(UCHAR(*pc->p));
pc->p++;
pc->len--;
}
pc->missing.ch = '[';
pc->missing.line = line;
pc->tend = pc->p - 1;
}
static int JimParseBrace(struct JimParserCtx *pc)
{
pc->tstart = pc->p + 1;
pc->tline = pc->linenr;
pc->tt = JIM_TT_STR;
JimParseSubBrace(pc);
return JIM_OK;
}
static int JimParseCmd(struct JimParserCtx *pc)
{
pc->tstart = pc->p + 1;
pc->tline = pc->linenr;
pc->tt = JIM_TT_CMD;
JimParseSubCmd(pc);
return JIM_OK;
}
static int JimParseQuote(struct JimParserCtx *pc)
{
pc->tstart = pc->p + 1;
pc->tline = pc->linenr;
pc->tt = JimParseSubQuote(pc);
return JIM_OK;
}
static int JimParseVar(struct JimParserCtx *pc)
{
pc->p++;
pc->len--;
#ifdef EXPRSUGAR_BRACKET
if (*pc->p == '[') {
JimParseCmd(pc);
pc->tt = JIM_TT_EXPRSUGAR;
return JIM_OK;
}
#endif
pc->tstart = pc->p;
pc->tt = JIM_TT_VAR;
pc->tline = pc->linenr;
if (*pc->p == '{') {
pc->tstart = ++pc->p;
pc->len--;
while (pc->len && *pc->p != '}') {
if (*pc->p == '\n') {
pc->linenr++;
}
pc->p++;
pc->len--;
}
pc->tend = pc->p - 1;
if (pc->len) {
pc->p++;
pc->len--;
}
}
else {
while (1) {
if (pc->p[0] == ':' && pc->p[1] == ':') {
while (*pc->p == ':') {
pc->p++;
pc->len--;
}
continue;
}
if (isalnum(UCHAR(*pc->p)) || *pc->p == '_' || UCHAR(*pc->p) >= 0x80) {
pc->p++;
pc->len--;
continue;
}
break;
}
if (*pc->p == '(') {
int count = 1;
const char *paren = NULL;
pc->tt = JIM_TT_DICTSUGAR;
while (count && pc->len) {
pc->p++;
pc->len--;
if (*pc->p == '\\' && pc->len >= 1) {
pc->p++;
pc->len--;
}
else if (*pc->p == '(') {
count++;
}
else if (*pc->p == ')') {
paren = pc->p;
count--;
}
}
if (count == 0) {
pc->p++;
pc->len--;
}
else if (paren) {
paren++;
pc->len += (pc->p - paren);
pc->p = paren;
}
#ifndef EXPRSUGAR_BRACKET
if (*pc->tstart == '(') {
pc->tt = JIM_TT_EXPRSUGAR;
}
#endif
}
pc->tend = pc->p - 1;
}
if (pc->tstart == pc->p) {
pc->p--;
pc->len++;
return JIM_ERR;
}
return JIM_OK;
}
static int JimParseStr(struct JimParserCtx *pc)
{
if (pc->tt == JIM_TT_SEP || pc->tt == JIM_TT_EOL ||
pc->tt == JIM_TT_NONE || pc->tt == JIM_TT_STR) {
if (*pc->p == '{') {
return JimParseBrace(pc);
}
if (*pc->p == '"') {
pc->inquote = 1;
pc->p++;
pc->len--;
pc->missing.line = pc->tline;
}
}
pc->tstart = pc->p;
pc->tline = pc->linenr;
while (1) {
if (pc->len == 0) {
if (pc->inquote) {
pc->missing.ch = '"';
}
pc->tend = pc->p - 1;
pc->tt = JIM_TT_ESC;
return JIM_OK;
}
switch (*pc->p) {
case '\\':
if (!pc->inquote && *(pc->p + 1) == '\n') {
pc->tend = pc->p - 1;
pc->tt = JIM_TT_ESC;
return JIM_OK;
}
if (pc->len >= 2) {
if (*(pc->p + 1) == '\n') {
pc->linenr++;
}
pc->p++;
pc->len--;
}
else if (pc->len == 1) {
pc->missing.ch = '\\';
}
break;
case '(':
if (pc->len > 1 && pc->p[1] != '$') {
break;
}
case ')':
if (*pc->p == '(' || pc->tt == JIM_TT_VAR) {
if (pc->p == pc->tstart) {
pc->p++;
pc->len--;
}
pc->tend = pc->p - 1;
pc->tt = JIM_TT_ESC;
return JIM_OK;
}
break;
case '$':
case '[':
pc->tend = pc->p - 1;
pc->tt = JIM_TT_ESC;
return JIM_OK;
case ' ':
case '\t':
case '\n':
case '\r':
case '\f':
case ';':
if (!pc->inquote) {
pc->tend = pc->p - 1;
pc->tt = JIM_TT_ESC;
return JIM_OK;
}
else if (*pc->p == '\n') {
pc->linenr++;
}
break;
case '"':
if (pc->inquote) {
pc->tend = pc->p - 1;
pc->tt = JIM_TT_ESC;
pc->p++;
pc->len--;
pc->inquote = 0;
return JIM_OK;
}
break;
}
pc->p++;
pc->len--;
}
return JIM_OK;
}
static int JimParseComment(struct JimParserCtx *pc)
{
while (*pc->p) {
if (*pc->p == '\\') {
pc->p++;
pc->len--;
if (pc->len == 0) {
pc->missing.ch = '\\';
return JIM_OK;
}
if (*pc->p == '\n') {
pc->linenr++;
}
}
else if (*pc->p == '\n') {
pc->p++;
pc->len--;
pc->linenr++;
break;
}
pc->p++;
pc->len--;
}
return JIM_OK;
}
static int xdigitval(int c)
{
if (c >= '0' && c <= '9')
return c - '0';
if (c >= 'a' && c <= 'f')
return c - 'a' + 10;
if (c >= 'A' && c <= 'F')
return c - 'A' + 10;
return -1;
}
static int odigitval(int c)
{
if (c >= '0' && c <= '7')
return c - '0';
return -1;
}
static int JimEscape(char *dest, const char *s, int slen)
{
char *p = dest;
int i, len;
for (i = 0; i < slen; i++) {
switch (s[i]) {
case '\\':
switch (s[i + 1]) {
case 'a':
*p++ = 0x7;
i++;
break;
case 'b':
*p++ = 0x8;
i++;
break;
case 'f':
*p++ = 0xc;
i++;
break;
case 'n':
*p++ = 0xa;
i++;
break;
case 'r':
*p++ = 0xd;
i++;
break;
case 't':
*p++ = 0x9;
i++;
break;
case 'u':
case 'U':
case 'x':
{
unsigned val = 0;
int k;
int maxchars = 2;
i++;
if (s[i] == 'U') {
maxchars = 8;
}
else if (s[i] == 'u') {
if (s[i + 1] == '{') {
maxchars = 6;
i++;
}
else {
maxchars = 4;
}
}
for (k = 0; k < maxchars; k++) {
int c = xdigitval(s[i + k + 1]);
if (c == -1) {
break;
}
val = (val << 4) | c;
}
if (s[i] == '{') {
if (k == 0 || val > 0x1fffff || s[i + k + 1] != '}') {
i--;
k = 0;
}
else {
k++;
}
}
if (k) {
if (s[i] == 'x') {
*p++ = val;
}
else {
p += utf8_fromunicode(p, val);
}
i += k;
break;
}
*p++ = s[i];
}
break;
case 'v':
*p++ = 0xb;
i++;
break;
case '\0':
*p++ = '\\';
i++;
break;
case '\n':
*p++ = ' ';
do {
i++;
} while (s[i + 1] == ' ' || s[i + 1] == '\t');
break;
case '0':
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7':
{
int val = 0;
int c = odigitval(s[i + 1]);
val = c;
c = odigitval(s[i + 2]);
if (c == -1) {
*p++ = val;
i++;
break;
}
val = (val * 8) + c;
c = odigitval(s[i + 3]);
if (c == -1) {
*p++ = val;
i += 2;
break;
}
val = (val * 8) + c;
*p++ = val;
i += 3;
}
break;
default:
*p++ = s[i + 1];
i++;
break;
}
break;
default:
*p++ = s[i];
break;
}
}
len = p - dest;
*p = '\0';
return len;
}
static Jim_Obj *JimParserGetTokenObj(Jim_Interp *interp, struct JimParserCtx *pc)
{
const char *start, *end;
char *token;
int len;
start = pc->tstart;
end = pc->tend;
len = (end - start) + 1;
if (len < 0) {
len = 0;
}
token = Jim_Alloc(len + 1);
if (pc->tt != JIM_TT_ESC) {
memcpy(token, start, len);
token[len] = '\0';
}
else {
len = JimEscape(token, start, len);
}
return Jim_NewStringObjNoAlloc(interp, token, len);
}
static int JimParseListSep(struct JimParserCtx *pc);
static int JimParseListStr(struct JimParserCtx *pc);
static int JimParseListQuote(struct JimParserCtx *pc);
static int JimParseList(struct JimParserCtx *pc)
{
if (isspace(UCHAR(*pc->p))) {
return JimParseListSep(pc);
}
switch (*pc->p) {
case '"':
return JimParseListQuote(pc);
case '{':
return JimParseBrace(pc);
default:
if (pc->len) {
return JimParseListStr(pc);
}
break;
}
pc->tstart = pc->tend = pc->p;
pc->tline = pc->linenr;
pc->tt = JIM_TT_EOL;
pc->eof = 1;
return JIM_OK;
}
static int JimParseListSep(struct JimParserCtx *pc)
{
pc->tstart = pc->p;
pc->tline = pc->linenr;
while (isspace(UCHAR(*pc->p))) {
if (*pc->p == '\n') {
pc->linenr++;
}
pc->p++;
pc->len--;
}
pc->tend = pc->p - 1;
pc->tt = JIM_TT_SEP;
return JIM_OK;
}
static int JimParseListQuote(struct JimParserCtx *pc)
{
pc->p++;
pc->len--;
pc->tstart = pc->p;
pc->tline = pc->linenr;
pc->tt = JIM_TT_STR;
while (pc->len) {
switch (*pc->p) {
case '\\':
pc->tt = JIM_TT_ESC;
if (--pc->len == 0) {
pc->tend = pc->p;
return JIM_OK;
}
pc->p++;
break;
case '\n':
pc->linenr++;
break;
case '"':
pc->tend = pc->p - 1;
pc->p++;
pc->len--;
return JIM_OK;
}
pc->p++;
pc->len--;
}
pc->tend = pc->p - 1;
return JIM_OK;
}
static int JimParseListStr(struct JimParserCtx *pc)
{
pc->tstart = pc->p;
pc->tline = pc->linenr;
pc->tt = JIM_TT_STR;
while (pc->len) {
if (isspace(UCHAR(*pc->p))) {
pc->tend = pc->p - 1;
return JIM_OK;
}
if (*pc->p == '\\') {
if (--pc->len == 0) {
pc->tend = pc->p;
return JIM_OK;
}
pc->tt = JIM_TT_ESC;
pc->p++;
}
pc->p++;
pc->len--;
}
pc->tend = pc->p - 1;
return JIM_OK;
}
Jim_Obj *Jim_NewObj(Jim_Interp *interp)
{
Jim_Obj *objPtr;
if (interp->freeList != NULL) {
objPtr = interp->freeList;
interp->freeList = objPtr->nextObjPtr;
}
else {
objPtr = Jim_Alloc(sizeof(*objPtr));
}
objPtr->refCount = 0;
objPtr->prevObjPtr = NULL;
objPtr->nextObjPtr = interp->liveList;
if (interp->liveList)
interp->liveList->prevObjPtr = objPtr;
interp->liveList = objPtr;
return objPtr;
}
void Jim_FreeObj(Jim_Interp *interp, Jim_Obj *objPtr)
{
JimPanic((objPtr->refCount != 0, "!!!Object %p freed with bad refcount %d, type=%s", objPtr,
objPtr->refCount, objPtr->typePtr ? objPtr->typePtr->name : "<none>"));
Jim_FreeIntRep(interp, objPtr);
if (objPtr->bytes != NULL) {
if (objPtr->bytes != JimEmptyStringRep)
Jim_Free(objPtr->bytes);
}
if (objPtr->prevObjPtr)
objPtr->prevObjPtr->nextObjPtr = objPtr->nextObjPtr;
if (objPtr->nextObjPtr)
objPtr->nextObjPtr->prevObjPtr = objPtr->prevObjPtr;
if (interp->liveList == objPtr)
interp->liveList = objPtr->nextObjPtr;
#ifdef JIM_DISABLE_OBJECT_POOL
Jim_Free(objPtr);
#else
objPtr->prevObjPtr = NULL;
objPtr->nextObjPtr = interp->freeList;
if (interp->freeList)
interp->freeList->prevObjPtr = objPtr;
interp->freeList = objPtr;
objPtr->refCount = -1;
#endif
}
void Jim_InvalidateStringRep(Jim_Obj *objPtr)
{
if (objPtr->bytes != NULL) {
if (objPtr->bytes != JimEmptyStringRep)
Jim_Free(objPtr->bytes);
}
objPtr->bytes = NULL;
}
Jim_Obj *Jim_DuplicateObj(Jim_Interp *interp, Jim_Obj *objPtr)
{
Jim_Obj *dupPtr;
dupPtr = Jim_NewObj(interp);
if (objPtr->bytes == NULL) {
dupPtr->bytes = NULL;
}
else if (objPtr->length == 0) {
dupPtr->bytes = JimEmptyStringRep;
dupPtr->length = 0;
dupPtr->typePtr = NULL;
return dupPtr;
}
else {
dupPtr->bytes = Jim_Alloc(objPtr->length + 1);
dupPtr->length = objPtr->length;
memcpy(dupPtr->bytes, objPtr->bytes, objPtr->length + 1);
}
dupPtr->typePtr = objPtr->typePtr;
if (objPtr->typePtr != NULL) {
if (objPtr->typePtr->dupIntRepProc == NULL) {
dupPtr->internalRep = objPtr->internalRep;
}
else {
objPtr->typePtr->dupIntRepProc(interp, objPtr, dupPtr);
}
}
return dupPtr;
}
const char *Jim_GetString(Jim_Obj *objPtr, int *lenPtr)
{
if (objPtr->bytes == NULL) {
JimPanic((objPtr->typePtr->updateStringProc == NULL, "UpdateStringProc called against '%s' type.", objPtr->typePtr->name));
objPtr->typePtr->updateStringProc(objPtr);
}
if (lenPtr)
*lenPtr = objPtr->length;
return objPtr->bytes;
}
int Jim_Length(Jim_Obj *objPtr)
{
if (objPtr->bytes == NULL) {
Jim_GetString(objPtr, NULL);
}
return objPtr->length;
}
const char *Jim_String(Jim_Obj *objPtr)
{
if (objPtr->bytes == NULL) {
Jim_GetString(objPtr, NULL);
}
return objPtr->bytes;
}
static void JimSetStringBytes(Jim_Obj *objPtr, const char *str)
{
objPtr->bytes = Jim_StrDup(str);
objPtr->length = strlen(str);
}
static void FreeDictSubstInternalRep(Jim_Interp *interp, Jim_Obj *objPtr);
static void DupDictSubstInternalRep(Jim_Interp *interp, Jim_Obj *srcPtr, Jim_Obj *dupPtr);
static const Jim_ObjType dictSubstObjType = {
"dict-substitution",
FreeDictSubstInternalRep,
DupDictSubstInternalRep,
NULL,
JIM_TYPE_NONE,
};
static void FreeInterpolatedInternalRep(Jim_Interp *interp, Jim_Obj *objPtr);
static void DupInterpolatedInternalRep(Jim_Interp *interp, Jim_Obj *srcPtr, Jim_Obj *dupPtr);
static const Jim_ObjType interpolatedObjType = {
"interpolated",
FreeInterpolatedInternalRep,
DupInterpolatedInternalRep,
NULL,
JIM_TYPE_NONE,
};
static void FreeInterpolatedInternalRep(Jim_Interp *interp, Jim_Obj *objPtr)
{
Jim_DecrRefCount(interp, objPtr->internalRep.dictSubstValue.indexObjPtr);
}
static void DupInterpolatedInternalRep(Jim_Interp *interp, Jim_Obj *srcPtr, Jim_Obj *dupPtr)
{
dupPtr->internalRep = srcPtr->internalRep;
Jim_IncrRefCount(dupPtr->internalRep.dictSubstValue.indexObjPtr);
}
static void DupStringInternalRep(Jim_Interp *interp, Jim_Obj *srcPtr, Jim_Obj *dupPtr);
static int SetStringFromAny(Jim_Interp *interp, struct Jim_Obj *objPtr);
static const Jim_ObjType stringObjType = {
"string",
NULL,
DupStringInternalRep,
NULL,
JIM_TYPE_REFERENCES,
};
static void DupStringInternalRep(Jim_Interp *interp, Jim_Obj *srcPtr, Jim_Obj *dupPtr)
{
JIM_NOTUSED(interp);
dupPtr->internalRep.strValue.maxLength = srcPtr->length;
dupPtr->internalRep.strValue.charLength = srcPtr->internalRep.strValue.charLength;
}
static int SetStringFromAny(Jim_Interp *interp, Jim_Obj *objPtr)
{
if (objPtr->typePtr != &stringObjType) {
if (objPtr->bytes == NULL) {
JimPanic((objPtr->typePtr->updateStringProc == NULL, "UpdateStringProc called against '%s' type.", objPtr->typePtr->name));
objPtr->typePtr->updateStringProc(objPtr);
}
Jim_FreeIntRep(interp, objPtr);
objPtr->typePtr = &stringObjType;
objPtr->internalRep.strValue.maxLength = objPtr->length;
objPtr->internalRep.strValue.charLength = -1;
}
return JIM_OK;
}
int Jim_Utf8Length(Jim_Interp *interp, Jim_Obj *objPtr)
{
#ifdef JIM_UTF8
SetStringFromAny(interp, objPtr);
if (objPtr->internalRep.strValue.charLength < 0) {
objPtr->internalRep.strValue.charLength = utf8_strlen(objPtr->bytes, objPtr->length);
}
return objPtr->internalRep.strValue.charLength;
#else
return Jim_Length(objPtr);
#endif
}
Jim_Obj *Jim_NewStringObj(Jim_Interp *interp, const char *s, int len)
{
Jim_Obj *objPtr = Jim_NewObj(interp);
if (len == -1)
len = strlen(s);
if (len == 0) {
objPtr->bytes = JimEmptyStringRep;
}
else {
objPtr->bytes = Jim_StrDupLen(s, len);
}
objPtr->length = len;
objPtr->typePtr = NULL;
return objPtr;
}
Jim_Obj *Jim_NewStringObjUtf8(Jim_Interp *interp, const char *s, int charlen)
{
#ifdef JIM_UTF8
int bytelen = utf8_index(s, charlen);
Jim_Obj *objPtr = Jim_NewStringObj(interp, s, bytelen);
objPtr->typePtr = &stringObjType;
objPtr->internalRep.strValue.maxLength = bytelen;
objPtr->internalRep.strValue.charLength = charlen;
return objPtr;
#else
return Jim_NewStringObj(interp, s, charlen);
#endif
}
Jim_Obj *Jim_NewStringObjNoAlloc(Jim_Interp *interp, char *s, int len)
{
Jim_Obj *objPtr = Jim_NewObj(interp);
objPtr->bytes = s;
objPtr->length = (len == -1) ? strlen(s) : len;
objPtr->typePtr = NULL;
return objPtr;
}
static void StringAppendString(Jim_Obj *objPtr, const char *str, int len)
{
int needlen;
if (len == -1)
len = strlen(str);
needlen = objPtr->length + len;
if (objPtr->internalRep.strValue.maxLength < needlen ||
objPtr->internalRep.strValue.maxLength == 0) {
needlen *= 2;
if (needlen < 7) {
needlen = 7;
}
if (objPtr->bytes == JimEmptyStringRep) {
objPtr->bytes = Jim_Alloc(needlen + 1);
}
else {
objPtr->bytes = Jim_Realloc(objPtr->bytes, needlen + 1);
}
objPtr->internalRep.strValue.maxLength = needlen;
}
memcpy(objPtr->bytes + objPtr->length, str, len);
objPtr->bytes[objPtr->length + len] = '\0';
if (objPtr->internalRep.strValue.charLength >= 0) {
objPtr->internalRep.strValue.charLength += utf8_strlen(objPtr->bytes + objPtr->length, len);
}
objPtr->length += len;
}
void Jim_AppendString(Jim_Interp *interp, Jim_Obj *objPtr, const char *str, int len)
{
JimPanic((Jim_IsShared(objPtr), "Jim_AppendString called with shared object"));
SetStringFromAny(interp, objPtr);
StringAppendString(objPtr, str, len);
}
void Jim_AppendObj(Jim_Interp *interp, Jim_Obj *objPtr, Jim_Obj *appendObjPtr)
{
int len;
const char *str = Jim_GetString(appendObjPtr, &len);
Jim_AppendString(interp, objPtr, str, len);
}
void Jim_AppendStrings(Jim_Interp *interp, Jim_Obj *objPtr, ...)
{
va_list ap;
SetStringFromAny(interp, objPtr);
va_start(ap, objPtr);
while (1) {
const char *s = va_arg(ap, const char *);
if (s == NULL)
break;
Jim_AppendString(interp, objPtr, s, -1);
}
va_end(ap);
}
int Jim_StringEqObj(Jim_Obj *aObjPtr, Jim_Obj *bObjPtr)
{
if (aObjPtr == bObjPtr) {
return 1;
}
else {
int Alen, Blen;
const char *sA = Jim_GetString(aObjPtr, &Alen);
const char *sB = Jim_GetString(bObjPtr, &Blen);
return Alen == Blen && memcmp(sA, sB, Alen) == 0;
}
}
int Jim_StringMatchObj(Jim_Interp *interp, Jim_Obj *patternObjPtr, Jim_Obj *objPtr, int nocase)
{
int plen, slen;
const char *pattern = Jim_GetString(patternObjPtr, &plen);
const char *string = Jim_GetString(objPtr, &slen);
return JimGlobMatch(pattern, plen, string, slen, nocase);
}
int Jim_StringCompareObj(Jim_Interp *interp, Jim_Obj *firstObjPtr, Jim_Obj *secondObjPtr, int nocase)
{
const char *s1 = Jim_String(firstObjPtr);
int l1 = Jim_Utf8Length(interp, firstObjPtr);
const char *s2 = Jim_String(secondObjPtr);
int l2 = Jim_Utf8Length(interp, secondObjPtr);
return JimStringCompareUtf8(s1, l1, s2, l2, nocase);
}
static int JimRelToAbsIndex(int len, int idx)
{
if (idx < 0 && idx > -INT_MAX)
return len + idx;
return idx;
}
static void JimRelToAbsRange(int len, int *firstPtr, int *lastPtr, int *rangeLenPtr)
{
int rangeLen;
if (*firstPtr > *lastPtr) {
rangeLen = 0;
}
else {
rangeLen = *lastPtr - *firstPtr + 1;
if (rangeLen) {
if (*firstPtr < 0) {
rangeLen += *firstPtr;
*firstPtr = 0;
}
if (*lastPtr >= len) {
rangeLen -= (*lastPtr - (len - 1));
*lastPtr = len - 1;
}
}
}
if (rangeLen < 0)
rangeLen = 0;
*rangeLenPtr = rangeLen;
}
static int JimStringGetRange(Jim_Interp *interp, Jim_Obj *firstObjPtr, Jim_Obj *lastObjPtr,
int len, int *first, int *last, int *range)
{
if (Jim_GetIndex(interp, firstObjPtr, first) != JIM_OK) {
return JIM_ERR;
}
if (Jim_GetIndex(interp, lastObjPtr, last) != JIM_OK) {
return JIM_ERR;
}
*first = JimRelToAbsIndex(len, *first);
*last = JimRelToAbsIndex(len, *last);
JimRelToAbsRange(len, first, last, range);
return JIM_OK;
}
Jim_Obj *Jim_StringByteRangeObj(Jim_Interp *interp,
Jim_Obj *strObjPtr, Jim_Obj *firstObjPtr, Jim_Obj *lastObjPtr)
{
int first, last;
const char *str;
int rangeLen;
int bytelen;
str = Jim_GetString(strObjPtr, &bytelen);
if (JimStringGetRange(interp, firstObjPtr, lastObjPtr, bytelen, &first, &last, &rangeLen) != JIM_OK) {
return NULL;
}
if (first == 0 && rangeLen == bytelen) {
return strObjPtr;
}
return Jim_NewStringObj(interp, str + first, rangeLen);
}
Jim_Obj *Jim_StringRangeObj(Jim_Interp *interp,
Jim_Obj *strObjPtr, Jim_Obj *firstObjPtr, Jim_Obj *lastObjPtr)
{
#ifdef JIM_UTF8
int first, last;
const char *str;
int len, rangeLen;
int bytelen;
str = Jim_GetString(strObjPtr, &bytelen);
len = Jim_Utf8Length(interp, strObjPtr);
if (JimStringGetRange(interp, firstObjPtr, lastObjPtr, len, &first, &last, &rangeLen) != JIM_OK) {
return NULL;
}
if (first == 0 && rangeLen == len) {
return strObjPtr;
}
if (len == bytelen) {
return Jim_NewStringObj(interp, str + first, rangeLen);
}
return Jim_NewStringObjUtf8(interp, str + utf8_index(str, first), rangeLen);
#else
return Jim_StringByteRangeObj(interp, strObjPtr, firstObjPtr, lastObjPtr);
#endif
}
Jim_Obj *JimStringReplaceObj(Jim_Interp *interp,
Jim_Obj *strObjPtr, Jim_Obj *firstObjPtr, Jim_Obj *lastObjPtr, Jim_Obj *newStrObj)
{
int first, last;
const char *str;
int len, rangeLen;
Jim_Obj *objPtr;
len = Jim_Utf8Length(interp, strObjPtr);
if (JimStringGetRange(interp, firstObjPtr, lastObjPtr, len, &first, &last, &rangeLen) != JIM_OK) {
return NULL;
}
if (last < first) {
return strObjPtr;
}
str = Jim_String(strObjPtr);
objPtr = Jim_NewStringObjUtf8(interp, str, first);
if (newStrObj) {
Jim_AppendObj(interp, objPtr, newStrObj);
}
Jim_AppendString(interp, objPtr, str + utf8_index(str, last + 1), len - last - 1);
return objPtr;
}
static void JimStrCopyUpperLower(char *dest, const char *str, int uc)
{
while (*str) {
int c;
str += utf8_tounicode(str, &c);
dest += utf8_getchars(dest, uc ? utf8_upper(c) : utf8_lower(c));
}
*dest = 0;
}
static Jim_Obj *JimStringToLower(Jim_Interp *interp, Jim_Obj *strObjPtr)
{
char *buf;
int len;
const char *str;
str = Jim_GetString(strObjPtr, &len);
#ifdef JIM_UTF8
len *= 2;
#endif
buf = Jim_Alloc(len + 1);
JimStrCopyUpperLower(buf, str, 0);
return Jim_NewStringObjNoAlloc(interp, buf, -1);
}
static Jim_Obj *JimStringToUpper(Jim_Interp *interp, Jim_Obj *strObjPtr)
{
char *buf;
const char *str;
int len;
str = Jim_GetString(strObjPtr, &len);
#ifdef JIM_UTF8
len *= 2;
#endif
buf = Jim_Alloc(len + 1);
JimStrCopyUpperLower(buf, str, 1);
return Jim_NewStringObjNoAlloc(interp, buf, -1);
}
static Jim_Obj *JimStringToTitle(Jim_Interp *interp, Jim_Obj *strObjPtr)
{
char *buf, *p;
int len;
int c;
const char *str;
str = Jim_GetString(strObjPtr, &len);
#ifdef JIM_UTF8
len *= 2;
#endif
buf = p = Jim_Alloc(len + 1);
str += utf8_tounicode(str, &c);
p += utf8_getchars(p, utf8_title(c));
JimStrCopyUpperLower(p, str, 0);
return Jim_NewStringObjNoAlloc(interp, buf, -1);
}
static const char *utf8_memchr(const char *str, int len, int c)
{
#ifdef JIM_UTF8
while (len) {
int sc;
int n = utf8_tounicode(str, &sc);
if (sc == c) {
return str;
}
str += n;
len -= n;
}
return NULL;
#else
return memchr(str, c, len);
#endif
}
static const char *JimFindTrimLeft(const char *str, int len, const char *trimchars, int trimlen)
{
while (len) {
int c;
int n = utf8_tounicode(str, &c);
if (utf8_memchr(trimchars, trimlen, c) == NULL) {
break;
}
str += n;
len -= n;
}
return str;
}
static const char *JimFindTrimRight(const char *str, int len, const char *trimchars, int trimlen)
{
str += len;
while (len) {
int c;
int n = utf8_prev_len(str, len);
len -= n;
str -= n;
n = utf8_tounicode(str, &c);
if (utf8_memchr(trimchars, trimlen, c) == NULL) {
return str + n;
}
}
return NULL;
}
static const char default_trim_chars[] = " \t\n\r";
static int default_trim_chars_len = sizeof(default_trim_chars);
static Jim_Obj *JimStringTrimLeft(Jim_Interp *interp, Jim_Obj *strObjPtr, Jim_Obj *trimcharsObjPtr)
{
int len;
const char *str = Jim_GetString(strObjPtr, &len);
const char *trimchars = default_trim_chars;
int trimcharslen = default_trim_chars_len;
const char *newstr;
if (trimcharsObjPtr) {
trimchars = Jim_GetString(trimcharsObjPtr, &trimcharslen);
}
newstr = JimFindTrimLeft(str, len, trimchars, trimcharslen);
if (newstr == str) {
return strObjPtr;
}
return Jim_NewStringObj(interp, newstr, len - (newstr - str));
}
static Jim_Obj *JimStringTrimRight(Jim_Interp *interp, Jim_Obj *strObjPtr, Jim_Obj *trimcharsObjPtr)
{
int len;
const char *trimchars = default_trim_chars;
int trimcharslen = default_trim_chars_len;
const char *nontrim;
if (trimcharsObjPtr) {
trimchars = Jim_GetString(trimcharsObjPtr, &trimcharslen);
}
SetStringFromAny(interp, strObjPtr);
len = Jim_Length(strObjPtr);
nontrim = JimFindTrimRight(strObjPtr->bytes, len, trimchars, trimcharslen);
if (nontrim == NULL) {
return Jim_NewEmptyStringObj(interp);
}
if (nontrim == strObjPtr->bytes + len) {
return strObjPtr;
}
if (Jim_IsShared(strObjPtr)) {
strObjPtr = Jim_NewStringObj(interp, strObjPtr->bytes, (nontrim - strObjPtr->bytes));
}
else {
strObjPtr->bytes[nontrim - strObjPtr->bytes] = 0;
strObjPtr->length = (nontrim - strObjPtr->bytes);
}
return strObjPtr;
}
static Jim_Obj *JimStringTrim(Jim_Interp *interp, Jim_Obj *strObjPtr, Jim_Obj *trimcharsObjPtr)
{
Jim_Obj *objPtr = JimStringTrimLeft(interp, strObjPtr, trimcharsObjPtr);
strObjPtr = JimStringTrimRight(interp, objPtr, trimcharsObjPtr);
if (objPtr != strObjPtr && objPtr->refCount == 0) {
Jim_FreeNewObj(interp, objPtr);
}
return strObjPtr;
}
#ifdef HAVE_ISASCII
#define jim_isascii isascii
#else
static int jim_isascii(int c)
{
return !(c & ~0x7f);
}
#endif
static int JimStringIs(Jim_Interp *interp, Jim_Obj *strObjPtr, Jim_Obj *strClass, int strict)
{
static const char * const strclassnames[] = {
"integer", "alpha", "alnum", "ascii", "digit",
"double", "lower", "upper", "space", "xdigit",
"control", "print", "graph", "punct", "boolean",
NULL
};
enum {
STR_IS_INTEGER, STR_IS_ALPHA, STR_IS_ALNUM, STR_IS_ASCII, STR_IS_DIGIT,
STR_IS_DOUBLE, STR_IS_LOWER, STR_IS_UPPER, STR_IS_SPACE, STR_IS_XDIGIT,
STR_IS_CONTROL, STR_IS_PRINT, STR_IS_GRAPH, STR_IS_PUNCT, STR_IS_BOOLEAN,
};
int strclass;
int len;
int i;
const char *str;
int (*isclassfunc)(int c) = NULL;
if (Jim_GetEnum(interp, strClass, strclassnames, &strclass, "class", JIM_ERRMSG | JIM_ENUM_ABBREV) != JIM_OK) {
return JIM_ERR;
}
str = Jim_GetString(strObjPtr, &len);
if (len == 0) {
Jim_SetResultBool(interp, !strict);
return JIM_OK;
}
switch (strclass) {
case STR_IS_INTEGER:
{
jim_wide w;
Jim_SetResultBool(interp, JimGetWideNoErr(interp, strObjPtr, &w) == JIM_OK);
return JIM_OK;
}
case STR_IS_DOUBLE:
{
double d;
Jim_SetResultBool(interp, Jim_GetDouble(interp, strObjPtr, &d) == JIM_OK && errno != ERANGE);
return JIM_OK;
}
case STR_IS_BOOLEAN:
{
int b;
Jim_SetResultBool(interp, Jim_GetBoolean(interp, strObjPtr, &b) == JIM_OK);
return JIM_OK;
}
case STR_IS_ALPHA: isclassfunc = isalpha; break;
case STR_IS_ALNUM: isclassfunc = isalnum; break;
case STR_IS_ASCII: isclassfunc = jim_isascii; break;
case STR_IS_DIGIT: isclassfunc = isdigit; break;
case STR_IS_LOWER: isclassfunc = islower; break;
case STR_IS_UPPER: isclassfunc = isupper; break;
case STR_IS_SPACE: isclassfunc = isspace; break;
case STR_IS_XDIGIT: isclassfunc = isxdigit; break;
case STR_IS_CONTROL: isclassfunc = iscntrl; break;
case STR_IS_PRINT: isclassfunc = isprint; break;
case STR_IS_GRAPH: isclassfunc = isgraph; break;
case STR_IS_PUNCT: isclassfunc = ispunct; break;
default:
return JIM_ERR;
}
for (i = 0; i < len; i++) {
if (!isclassfunc(UCHAR(str[i]))) {
Jim_SetResultBool(interp, 0);
return JIM_OK;
}
}
Jim_SetResultBool(interp, 1);
return JIM_OK;
}
static const Jim_ObjType comparedStringObjType = {
"compared-string",
NULL,
NULL,
NULL,
JIM_TYPE_REFERENCES,
};
int Jim_CompareStringImmediate(Jim_Interp *interp, Jim_Obj *objPtr, const char *str)
{
if (objPtr->typePtr == &comparedStringObjType && objPtr->internalRep.ptr == str) {
return 1;
}
else {
if (strcmp(str, Jim_String(objPtr)) != 0)
return 0;
if (objPtr->typePtr != &comparedStringObjType) {
Jim_FreeIntRep(interp, objPtr);
objPtr->typePtr = &comparedStringObjType;
}
objPtr->internalRep.ptr = (char *)str;
return 1;
}
}
static int qsortCompareStringPointers(const void *a, const void *b)
{
char *const *sa = (char *const *)a;
char *const *sb = (char *const *)b;
return strcmp(*sa, *sb);
}
static void FreeSourceInternalRep(Jim_Interp *interp, Jim_Obj *objPtr);
static void DupSourceInternalRep(Jim_Interp *interp, Jim_Obj *srcPtr, Jim_Obj *dupPtr);
static const Jim_ObjType sourceObjType = {
"source",
FreeSourceInternalRep,
DupSourceInternalRep,
NULL,
JIM_TYPE_REFERENCES,
};
void FreeSourceInternalRep(Jim_Interp *interp, Jim_Obj *objPtr)
{
Jim_DecrRefCount(interp, objPtr->internalRep.sourceValue.fileNameObj);
}
void DupSourceInternalRep(Jim_Interp *interp, Jim_Obj *srcPtr, Jim_Obj *dupPtr)
{
dupPtr->internalRep.sourceValue = srcPtr->internalRep.sourceValue;
Jim_IncrRefCount(dupPtr->internalRep.sourceValue.fileNameObj);
}
static const Jim_ObjType scriptLineObjType = {
"scriptline",
NULL,
NULL,
NULL,
JIM_NONE,
};
static Jim_Obj *JimNewScriptLineObj(Jim_Interp *interp, int argc, int line)
{
Jim_Obj *objPtr;
#ifdef DEBUG_SHOW_SCRIPT
char buf[100];
snprintf(buf, sizeof(buf), "line=%d, argc=%d", line, argc);
objPtr = Jim_NewStringObj(interp, buf, -1);
#else
objPtr = Jim_NewEmptyStringObj(interp);
#endif
objPtr->typePtr = &scriptLineObjType;
objPtr->internalRep.scriptLineValue.argc = argc;
objPtr->internalRep.scriptLineValue.line = line;
return objPtr;
}
static void FreeScriptInternalRep(Jim_Interp *interp, Jim_Obj *objPtr);
static void DupScriptInternalRep(Jim_Interp *interp, Jim_Obj *srcPtr, Jim_Obj *dupPtr);
static const Jim_ObjType scriptObjType = {
"script",
FreeScriptInternalRep,
DupScriptInternalRep,
NULL,
JIM_TYPE_NONE,
};
typedef struct ScriptToken
{
Jim_Obj *objPtr;
int type;
} ScriptToken;
typedef struct ScriptObj
{
ScriptToken *token;
Jim_Obj *fileNameObj;
int len;
int substFlags;
int inUse; /* Used to share a ScriptObj. Currently
only used by Jim_EvalObj() as protection against
shimmering of the currently evaluated object. */
int firstline;
int linenr;
int missing;
} ScriptObj;
static void JimSetScriptFromAny(Jim_Interp *interp, struct Jim_Obj *objPtr);
static int JimParseCheckMissing(Jim_Interp *interp, int ch);
static ScriptObj *JimGetScript(Jim_Interp *interp, Jim_Obj *objPtr);
static void JimSetErrorStack(Jim_Interp *interp, ScriptObj *script);
void FreeScriptInternalRep(Jim_Interp *interp, Jim_Obj *objPtr)
{
int i;
struct ScriptObj *script = (void *)objPtr->internalRep.ptr;
if (--script->inUse != 0)
return;
for (i = 0; i < script->len; i++) {
Jim_DecrRefCount(interp, script->token[i].objPtr);
}
Jim_Free(script->token);
Jim_DecrRefCount(interp, script->fileNameObj);
Jim_Free(script);
}
void DupScriptInternalRep(Jim_Interp *interp, Jim_Obj *srcPtr, Jim_Obj *dupPtr)
{
JIM_NOTUSED(interp);
JIM_NOTUSED(srcPtr);
dupPtr->typePtr = NULL;
}
typedef struct
{
const char *token;
int len;
int type;
int line;
} ParseToken;
typedef struct
{
ParseToken *list;
int size;
int count;
ParseToken static_list[20];
} ParseTokenList;
static void ScriptTokenListInit(ParseTokenList *tokenlist)
{
tokenlist->list = tokenlist->static_list;
tokenlist->size = sizeof(tokenlist->static_list) / sizeof(ParseToken);
tokenlist->count = 0;
}
static void ScriptTokenListFree(ParseTokenList *tokenlist)
{
if (tokenlist->list != tokenlist->static_list) {
Jim_Free(tokenlist->list);
}
}
static void ScriptAddToken(ParseTokenList *tokenlist, const char *token, int len, int type,
int line)
{
ParseToken *t;
if (tokenlist->count == tokenlist->size) {
tokenlist->size *= 2;
if (tokenlist->list != tokenlist->static_list) {
tokenlist->list =
Jim_Realloc(tokenlist->list, tokenlist->size * sizeof(*tokenlist->list));
}
else {
tokenlist->list = Jim_Alloc(tokenlist->size * sizeof(*tokenlist->list));
memcpy(tokenlist->list, tokenlist->static_list,
tokenlist->count * sizeof(*tokenlist->list));
}
}
t = &tokenlist->list[tokenlist->count++];
t->token = token;
t->len = len;
t->type = type;
t->line = line;
}
static int JimCountWordTokens(struct ScriptObj *script, ParseToken *t)
{
int expand = 1;
int count = 0;
if (t->type == JIM_TT_STR && !TOKEN_IS_SEP(t[1].type)) {
if ((t->len == 1 && *t->token == '*') || (t->len == 6 && strncmp(t->token, "expand", 6) == 0)) {
expand = -1;
t++;
}
else {
if (script->missing == ' ') {
script->missing = '}';
script->linenr = t[1].line;
}
}
}
while (!TOKEN_IS_SEP(t->type)) {
t++;
count++;
}
return count * expand;
}
static Jim_Obj *JimMakeScriptObj(Jim_Interp *interp, const ParseToken *t)
{
Jim_Obj *objPtr;
if (t->type == JIM_TT_ESC && memchr(t->token, '\\', t->len) != NULL) {
int len = t->len;
char *str = Jim_Alloc(len + 1);
len = JimEscape(str, t->token, len);
objPtr = Jim_NewStringObjNoAlloc(interp, str, len);
}
else {
objPtr = Jim_NewStringObj(interp, t->token, t->len);
}
return objPtr;
}
static void ScriptObjAddTokens(Jim_Interp *interp, struct ScriptObj *script,
ParseTokenList *tokenlist)
{
int i;
struct ScriptToken *token;
int lineargs = 0;
ScriptToken *linefirst;
int count;
int linenr;
#ifdef DEBUG_SHOW_SCRIPT_TOKENS
printf("==== Tokens ====\n");
for (i = 0; i < tokenlist->count; i++) {
printf("[%2d]@%d %s '%.*s'\n", i, tokenlist->list[i].line, jim_tt_name(tokenlist->list[i].type),
tokenlist->list[i].len, tokenlist->list[i].token);
}
#endif
count = tokenlist->count;
for (i = 0; i < tokenlist->count; i++) {
if (tokenlist->list[i].type == JIM_TT_EOL) {
count++;
}
}
linenr = script->firstline = tokenlist->list[0].line;
token = script->token = Jim_Alloc(sizeof(ScriptToken) * count);
linefirst = token++;
for (i = 0; i < tokenlist->count; ) {
int wordtokens;
while (tokenlist->list[i].type == JIM_TT_SEP) {
i++;
}
wordtokens = JimCountWordTokens(script, tokenlist->list + i);
if (wordtokens == 0) {
if (lineargs) {
linefirst->type = JIM_TT_LINE;
linefirst->objPtr = JimNewScriptLineObj(interp, lineargs, linenr);
Jim_IncrRefCount(linefirst->objPtr);
lineargs = 0;
linefirst = token++;
}
i++;
continue;
}
else if (wordtokens != 1) {
token->type = JIM_TT_WORD;
token->objPtr = Jim_NewIntObj(interp, wordtokens);
Jim_IncrRefCount(token->objPtr);
token++;
if (wordtokens < 0) {
i++;
wordtokens = -wordtokens - 1;
lineargs--;
}
}
if (lineargs == 0) {
linenr = tokenlist->list[i].line;
}
lineargs++;
while (wordtokens--) {
const ParseToken *t = &tokenlist->list[i++];
token->type = t->type;
token->objPtr = JimMakeScriptObj(interp, t);
Jim_IncrRefCount(token->objPtr);
Jim_SetSourceInfo(interp, token->objPtr, script->fileNameObj, t->line);
token++;
}
}
if (lineargs == 0) {
token--;
}
script->len = token - script->token;
JimPanic((script->len >= count, "allocated script array is too short"));
#ifdef DEBUG_SHOW_SCRIPT
printf("==== Script (%s) ====\n", Jim_String(script->fileNameObj));
for (i = 0; i < script->len; i++) {
const ScriptToken *t = &script->token[i];
printf("[%2d] %s %s\n", i, jim_tt_name(t->type), Jim_String(t->objPtr));
}
#endif
}
int Jim_ScriptIsComplete(Jim_Interp *interp, Jim_Obj *scriptObj, char *stateCharPtr)
{
ScriptObj *script = JimGetScript(interp, scriptObj);
if (stateCharPtr) {
*stateCharPtr = script->missing;
}
return script->missing == ' ' || script->missing == '}';
}
static int JimParseCheckMissing(Jim_Interp *interp, int ch)
{
const char *msg;
switch (ch) {
case '\\':
case ' ':
return JIM_OK;
case '[':
msg = "unmatched \"[\"";
break;
case '{':
msg = "missing close-brace";
break;
case '}':
msg = "extra characters after close-brace";
break;
case '"':
default:
msg = "missing quote";
break;
}
Jim_SetResultString(interp, msg, -1);
return JIM_ERR;
}
Jim_Obj *Jim_GetSourceInfo(Jim_Interp *interp, Jim_Obj *objPtr, int *lineptr)
{
int line;
Jim_Obj *fileNameObj;
if (objPtr->typePtr == &sourceObjType) {
fileNameObj = objPtr->internalRep.sourceValue.fileNameObj;
line = objPtr->internalRep.sourceValue.lineNumber;
}
else if (objPtr->typePtr == &scriptObjType) {
ScriptObj *script = JimGetScript(interp, objPtr);
fileNameObj = script->fileNameObj;
line = script->firstline;
}
else {
fileNameObj = interp->emptyObj;
line = 1;
}
*lineptr = line;
return fileNameObj;
}
void Jim_SetSourceInfo(Jim_Interp *interp, Jim_Obj *objPtr,
Jim_Obj *fileNameObj, int lineNumber)
{
JimPanic((Jim_IsShared(objPtr), "Jim_SetSourceInfo called with shared object"));
Jim_FreeIntRep(interp, objPtr);
Jim_IncrRefCount(fileNameObj);
objPtr->internalRep.sourceValue.fileNameObj = fileNameObj;
objPtr->internalRep.sourceValue.lineNumber = lineNumber;
objPtr->typePtr = &sourceObjType;
}
static void SubstObjAddTokens(Jim_Interp *interp, struct ScriptObj *script,
ParseTokenList *tokenlist)
{
int i;
struct ScriptToken *token;
token = script->token = Jim_Alloc(sizeof(ScriptToken) * tokenlist->count);
for (i = 0; i < tokenlist->count; i++) {
const ParseToken *t = &tokenlist->list[i];
token->type = t->type;
token->objPtr = JimMakeScriptObj(interp, t);
Jim_IncrRefCount(token->objPtr);
token++;
}
script->len = i;
}
static void JimSetScriptFromAny(Jim_Interp *interp, struct Jim_Obj *objPtr)
{
int scriptTextLen;
const char *scriptText = Jim_GetString(objPtr, &scriptTextLen);
struct JimParserCtx parser;
struct ScriptObj *script;
ParseTokenList tokenlist;
Jim_Obj *fileNameObj;
int line;
fileNameObj = Jim_GetSourceInfo(interp, objPtr, &line);
ScriptTokenListInit(&tokenlist);
JimParserInit(&parser, scriptText, scriptTextLen, line);
while (!parser.eof) {
JimParseScript(&parser);
ScriptAddToken(&tokenlist, parser.tstart, parser.tend - parser.tstart + 1, parser.tt,
parser.tline);
}
ScriptAddToken(&tokenlist, scriptText + scriptTextLen, 0, JIM_TT_EOF, 0);
script = Jim_Alloc(sizeof(*script));
memset(script, 0, sizeof(*script));
script->inUse = 1;
script->fileNameObj = fileNameObj;
Jim_IncrRefCount(script->fileNameObj);
script->missing = parser.missing.ch;
script->linenr = parser.missing.line;
ScriptObjAddTokens(interp, script, &tokenlist);
ScriptTokenListFree(&tokenlist);
Jim_FreeIntRep(interp, objPtr);
Jim_SetIntRepPtr(objPtr, script);
objPtr->typePtr = &scriptObjType;
}
static ScriptObj *JimGetScript(Jim_Interp *interp, Jim_Obj *objPtr)
{
if (objPtr == interp->emptyObj) {
objPtr = interp->nullScriptObj;
}
if (objPtr->typePtr != &scriptObjType || ((struct ScriptObj *)Jim_GetIntRepPtr(objPtr))->substFlags) {
JimSetScriptFromAny(interp, objPtr);
}
return (ScriptObj *)Jim_GetIntRepPtr(objPtr);
}
void Jim_InterpIncrProcEpoch(Jim_Interp *interp)
{
interp->procEpoch++;
while (interp->oldCmdCache) {
Jim_Cmd *next = interp->oldCmdCache->prevCmd;
Jim_Free(interp->oldCmdCache);
interp->oldCmdCache = next;
}
interp->oldCmdCacheSize = 0;
}
static void JimIncrCmdRefCount(Jim_Cmd *cmdPtr)
{
cmdPtr->inUse++;
}
static void JimDecrCmdRefCount(Jim_Interp *interp, Jim_Cmd *cmdPtr)
{
if (--cmdPtr->inUse == 0) {
if (cmdPtr->isproc) {
Jim_DecrRefCount(interp, cmdPtr->u.proc.argListObjPtr);
Jim_DecrRefCount(interp, cmdPtr->u.proc.bodyObjPtr);
Jim_DecrRefCount(interp, cmdPtr->u.proc.nsObj);
if (cmdPtr->u.proc.staticVars) {
Jim_FreeHashTable(cmdPtr->u.proc.staticVars);
Jim_Free(cmdPtr->u.proc.staticVars);
}
}
else {
if (cmdPtr->u.native.delProc) {
cmdPtr->u.native.delProc(interp, cmdPtr->u.native.privData);
}
}
if (cmdPtr->prevCmd) {
JimDecrCmdRefCount(interp, cmdPtr->prevCmd);
}
cmdPtr->prevCmd = interp->oldCmdCache;
interp->oldCmdCache = cmdPtr;
if (!interp->quitting && ++interp->oldCmdCacheSize >= 1000) {
Jim_InterpIncrProcEpoch(interp);
}
}
}
static void JimIncrVarRef(Jim_VarVal *vv)
{
vv->refCount++;
}
static void JimDecrVarRef(Jim_Interp *interp, Jim_VarVal *vv)
{
assert(vv->refCount > 0);
if (--vv->refCount == 0) {
if (vv->objPtr) {
Jim_DecrRefCount(interp, vv->objPtr);
}
Jim_Free(vv);
}
}
static void JimVariablesHTValDestructor(void *interp, void *val)
{
JimDecrVarRef(interp, val);
}
static unsigned int JimObjectHTHashFunction(const void *key)
{
Jim_Obj *keyObj = (Jim_Obj *)key;
int length;
const char *string;
#ifdef JIM_OPTIMIZATION
if (JimIsWide(keyObj) && keyObj->bytes == NULL) {
jim_wide objValue = JimWideValue(keyObj);
if (objValue > INT_MIN && objValue < INT_MAX) {
unsigned result = 0;
unsigned value = (unsigned)objValue;
if (objValue < 0) {
value = (unsigned)-objValue;
}
do {
result += (result << 3) + (value % 10 + '0');
value /= 10;
} while (value);
if (objValue < 0) {
result += (result << 3) + '-';
}
return result;
}
}
#endif
string = Jim_GetString(keyObj, &length);
return Jim_GenHashFunction((const unsigned char *)string, length);
}
static int JimObjectHTKeyCompare(void *privdata, const void *key1, const void *key2)
{
return Jim_StringEqObj((Jim_Obj *)key1, (Jim_Obj *)key2);
}
static void *JimObjectHTKeyValDup(void *privdata, const void *val)
{
Jim_IncrRefCount((Jim_Obj *)val);
return (void *)val;
}
static void JimObjectHTKeyValDestructor(void *interp, void *val)
{
Jim_DecrRefCount(interp, (Jim_Obj *)val);
}
static void *JimVariablesHTValDup(void *privdata, const void *val)
{
JimIncrVarRef((Jim_VarVal *)val);
return (void *)val;
}
static const Jim_HashTableType JimVariablesHashTableType = {
JimObjectHTHashFunction,
JimObjectHTKeyValDup,
JimVariablesHTValDup,
JimObjectHTKeyCompare,
JimObjectHTKeyValDestructor,
JimVariablesHTValDestructor
};
static const char *Jim_GetStringNoQualifier(Jim_Obj *objPtr, int *length)
{
int len;
const char *str = Jim_GetString(objPtr, &len);
if (len >= 2 && str[0] == ':' && str[1] == ':') {
while (len && *str == ':') {
len--;
str++;
}
}
*length = len;
return str;
}
static unsigned int JimCommandsHT_HashFunction(const void *key)
{
int len;
const char *str = Jim_GetStringNoQualifier((Jim_Obj *)key, &len);
return Jim_GenHashFunction((const unsigned char *)str, len);
}
static int JimCommandsHT_KeyCompare(void *privdata, const void *key1, const void *key2)
{
int len1, len2;
const char *str1 = Jim_GetStringNoQualifier((Jim_Obj *)key1, &len1);
const char *str2 = Jim_GetStringNoQualifier((Jim_Obj *)key2, &len2);
return len1 == len2 && memcmp(str1, str2, len1) == 0;
}
static void JimCommandsHT_ValDestructor(void *interp, void *val)
{
JimDecrCmdRefCount(interp, val);
}
static const Jim_HashTableType JimCommandsHashTableType = {
JimCommandsHT_HashFunction,
JimObjectHTKeyValDup,
NULL,
JimCommandsHT_KeyCompare,
JimObjectHTKeyValDestructor,
JimCommandsHT_ValDestructor
};
Jim_Obj *Jim_MakeGlobalNamespaceName(Jim_Interp *interp, Jim_Obj *nameObjPtr)
{
#ifdef jim_ext_namespace
Jim_Obj *resultObj;
const char *name = Jim_String(nameObjPtr);
if (name[0] == ':' && name[1] == ':') {
return nameObjPtr;
}
Jim_IncrRefCount(nameObjPtr);
resultObj = Jim_NewStringObj(interp, "::", -1);
Jim_AppendObj(interp, resultObj, nameObjPtr);
Jim_DecrRefCount(interp, nameObjPtr);
return resultObj;
#else
return nameObjPtr;
#endif
}
static Jim_Obj *JimQualifyName(Jim_Interp *interp, Jim_Obj *objPtr)
{
#ifdef jim_ext_namespace
if (Jim_Length(interp->framePtr->nsObj)) {
int len;
const char *name = Jim_GetString(objPtr, &len);
if (len < 2 || name[0] != ':' || name[1] != ':') {
objPtr = Jim_DuplicateObj(interp, interp->framePtr->nsObj);
Jim_AppendStrings(interp, objPtr, "::", name, NULL);
}
}
#endif
Jim_IncrRefCount(objPtr);
return objPtr;
}
static void JimCreateCommand(Jim_Interp *interp, Jim_Obj *nameObjPtr, Jim_Cmd *cmd)
{
JimPanic((nameObjPtr->refCount == 0, "JimCreateCommand called with zero ref count name"));
if (interp->local) {
Jim_HashEntry *he = Jim_FindHashEntry(&interp->commands, nameObjPtr);
if (he) {
cmd->prevCmd = Jim_GetHashEntryVal(he);
Jim_SetHashVal(&interp->commands, he, cmd);
Jim_InterpIncrProcEpoch(interp);
return;
}
}
Jim_ReplaceHashEntry(&interp->commands, nameObjPtr, cmd);
}
int Jim_CreateCommandObj(Jim_Interp *interp, Jim_Obj *cmdNameObj,
Jim_CmdProc *cmdProc, void *privData, Jim_DelCmdProc *delProc)
{
Jim_Cmd *cmdPtr = Jim_Alloc(sizeof(*cmdPtr));
memset(cmdPtr, 0, sizeof(*cmdPtr));
cmdPtr->inUse = 1;
cmdPtr->u.native.delProc = delProc;
cmdPtr->u.native.cmdProc = cmdProc;
cmdPtr->u.native.privData = privData;
Jim_IncrRefCount(cmdNameObj);
JimCreateCommand(interp, cmdNameObj, cmdPtr);
Jim_DecrRefCount(interp, cmdNameObj);
return JIM_OK;
}
int Jim_CreateCommand(Jim_Interp *interp, const char *cmdNameStr,
Jim_CmdProc *cmdProc, void *privData, Jim_DelCmdProc *delProc)
{
return Jim_CreateCommandObj(interp, Jim_NewStringObj(interp, cmdNameStr, -1), cmdProc, privData, delProc);
}
static int JimCreateProcedureStatics(Jim_Interp *interp, Jim_Cmd *cmdPtr, Jim_Obj *staticsListObjPtr)
{
int len, i;
len = Jim_ListLength(interp, staticsListObjPtr);
if (len == 0) {
return JIM_OK;
}
cmdPtr->u.proc.staticVars = Jim_Alloc(sizeof(Jim_HashTable));
Jim_InitHashTable(cmdPtr->u.proc.staticVars, &JimVariablesHashTableType, interp);
for (i = 0; i < len; i++) {
Jim_Obj *initObjPtr = NULL;
Jim_Obj *nameObjPtr;
Jim_VarVal *vv = NULL;
Jim_Obj *objPtr = Jim_ListGetIndex(interp, staticsListObjPtr, i);
int subLen = Jim_ListLength(interp, objPtr);
int byref = 0;
if (subLen != 1 && subLen != 2) {
Jim_SetResultFormatted(interp, "too many fields in static specifier \"%#s\"",
objPtr);
return JIM_ERR;
}
nameObjPtr = Jim_ListGetIndex(interp, objPtr, 0);
if (subLen == 1) {
int len;
const char *pt = Jim_GetString(nameObjPtr, &len);
if (*pt == '&') {
nameObjPtr = Jim_NewStringObj(interp, pt + 1, len - 1);
byref = 1;
}
}
Jim_IncrRefCount(nameObjPtr);
if (subLen == 1) {
switch (SetVariableFromAny(interp, nameObjPtr)) {
case JIM_DICT_SUGAR:
if (byref) {
Jim_SetResultFormatted(interp, "Can't link to array element \"%#s\"", nameObjPtr);
}
else {
Jim_SetResultFormatted(interp, "Can't initialise array element \"%#s\"", nameObjPtr);
}
Jim_DecrRefCount(interp, nameObjPtr);
return JIM_ERR;
case JIM_OK:
if (byref) {
vv = nameObjPtr->internalRep.varValue.vv;
}
else {
initObjPtr = Jim_GetVariable(interp, nameObjPtr, JIM_NONE);
}
break;
case JIM_ERR:
Jim_SetResultFormatted(interp,
"variable for initialization of static \"%#s\" not found in the local context",
nameObjPtr);
Jim_DecrRefCount(interp, nameObjPtr);
return JIM_ERR;
}
}
else {
initObjPtr = Jim_ListGetIndex(interp, objPtr, 1);
}
if (vv == NULL) {
vv = Jim_Alloc(sizeof(*vv));
vv->objPtr = initObjPtr;
Jim_IncrRefCount(vv->objPtr);
vv->linkFramePtr = NULL;
vv->refCount = 0;
}
if (JimSetNewVariable(cmdPtr->u.proc.staticVars, nameObjPtr, vv) != JIM_OK) {
Jim_SetResultFormatted(interp,
"static variable name \"%#s\" duplicated in statics list", nameObjPtr);
JimIncrVarRef(vv);
JimDecrVarRef(interp, vv);
Jim_DecrRefCount(interp, nameObjPtr);
return JIM_ERR;
}
Jim_DecrRefCount(interp, nameObjPtr);
}
return JIM_OK;
}
#ifdef jim_ext_namespace
static const char *Jim_memrchr(const char *p, int c, int len)
{
int i;
for (i = len; i > 0; i--) {
if (p[i] == c) {
return p + i;
}
}
return NULL;
}
#endif
static void JimUpdateProcNamespace(Jim_Interp *interp, Jim_Cmd *cmdPtr, Jim_Obj *nameObjPtr)
{
#ifdef jim_ext_namespace
if (cmdPtr->isproc) {
int len;
const char *cmdname = Jim_GetStringNoQualifier(nameObjPtr, &len);
const char *pt = Jim_memrchr(cmdname, ':', len);
if (pt && pt != cmdname && pt[-1] == ':') {
pt++;
Jim_DecrRefCount(interp, cmdPtr->u.proc.nsObj);
cmdPtr->u.proc.nsObj = Jim_NewStringObj(interp, cmdname, pt - cmdname - 2);
Jim_IncrRefCount(cmdPtr->u.proc.nsObj);
Jim_Obj *tempObj = Jim_NewStringObj(interp, pt, len - (pt - cmdname));
if (Jim_FindHashEntry(&interp->commands, tempObj)) {
Jim_InterpIncrProcEpoch(interp);
}
Jim_FreeNewObj(interp, tempObj);
}
}
#endif
}
static Jim_Cmd *JimCreateProcedureCmd(Jim_Interp *interp, Jim_Obj *argListObjPtr,
Jim_Obj *staticsListObjPtr, Jim_Obj *bodyObjPtr, Jim_Obj *nsObj)
{
Jim_Cmd *cmdPtr;
int argListLen;
int i;
argListLen = Jim_ListLength(interp, argListObjPtr);
cmdPtr = Jim_Alloc(sizeof(*cmdPtr) + sizeof(struct Jim_ProcArg) * argListLen);
assert(cmdPtr);
memset(cmdPtr, 0, sizeof(*cmdPtr));
cmdPtr->inUse = 1;
cmdPtr->isproc = 1;
cmdPtr->u.proc.argListObjPtr = argListObjPtr;
cmdPtr->u.proc.argListLen = argListLen;
cmdPtr->u.proc.bodyObjPtr = bodyObjPtr;
cmdPtr->u.proc.argsPos = -1;
cmdPtr->u.proc.arglist = (struct Jim_ProcArg *)(cmdPtr + 1);
cmdPtr->u.proc.nsObj = nsObj ? nsObj : interp->emptyObj;
Jim_IncrRefCount(argListObjPtr);
Jim_IncrRefCount(bodyObjPtr);
Jim_IncrRefCount(cmdPtr->u.proc.nsObj);
if (staticsListObjPtr && JimCreateProcedureStatics(interp, cmdPtr, staticsListObjPtr) != JIM_OK) {
goto err;
}
for (i = 0; i < argListLen; i++) {
Jim_Obj *argPtr;
Jim_Obj *nameObjPtr;
Jim_Obj *defaultObjPtr;
int len;
argPtr = Jim_ListGetIndex(interp, argListObjPtr, i);
len = Jim_ListLength(interp, argPtr);
if (len == 0) {
Jim_SetResultString(interp, "argument with no name", -1);
err:
JimDecrCmdRefCount(interp, cmdPtr);
return NULL;
}
if (len > 2) {
Jim_SetResultFormatted(interp, "too many fields in argument specifier \"%#s\"", argPtr);
goto err;
}
if (len == 2) {
nameObjPtr = Jim_ListGetIndex(interp, argPtr, 0);
defaultObjPtr = Jim_ListGetIndex(interp, argPtr, 1);
}
else {
nameObjPtr = argPtr;
defaultObjPtr = NULL;
}
if (Jim_CompareStringImmediate(interp, nameObjPtr, "args")) {
if (cmdPtr->u.proc.argsPos >= 0) {
Jim_SetResultString(interp, "'args' specified more than once", -1);
goto err;
}
cmdPtr->u.proc.argsPos = i;
}
else {
if (len == 2) {
cmdPtr->u.proc.optArity++;
}
else {
cmdPtr->u.proc.reqArity++;
}
}
cmdPtr->u.proc.arglist[i].nameObjPtr = nameObjPtr;
cmdPtr->u.proc.arglist[i].defaultObjPtr = defaultObjPtr;
}
return cmdPtr;
}
int Jim_DeleteCommand(Jim_Interp *interp, Jim_Obj *nameObj)
{
int ret = JIM_OK;
nameObj = JimQualifyName(interp, nameObj);
if (Jim_DeleteHashEntry(&interp->commands, nameObj) == JIM_ERR) {
Jim_SetResultFormatted(interp, "can't delete \"%#s\": command doesn't exist", nameObj);
ret = JIM_ERR;
}
Jim_DecrRefCount(interp, nameObj);
return ret;
}
int Jim_RenameCommand(Jim_Interp *interp, Jim_Obj *oldNameObj, Jim_Obj *newNameObj)
{
int ret = JIM_ERR;
Jim_HashEntry *he;
Jim_Cmd *cmdPtr;
if (Jim_Length(newNameObj) == 0) {
return Jim_DeleteCommand(interp, oldNameObj);
}
oldNameObj = JimQualifyName(interp, oldNameObj);
newNameObj = JimQualifyName(interp, newNameObj);
he = Jim_FindHashEntry(&interp->commands, oldNameObj);
if (he == NULL) {
Jim_SetResultFormatted(interp, "can't rename \"%#s\": command doesn't exist", oldNameObj);
}
else if (Jim_FindHashEntry(&interp->commands, newNameObj)) {
Jim_SetResultFormatted(interp, "can't rename to \"%#s\": command already exists", newNameObj);
}
else {
cmdPtr = Jim_GetHashEntryVal(he);
if (cmdPtr->prevCmd) {
Jim_SetResultFormatted(interp, "can't rename local command \"%#s\"", oldNameObj);
}
else {
JimIncrCmdRefCount(cmdPtr);
JimUpdateProcNamespace(interp, cmdPtr, newNameObj);
Jim_AddHashEntry(&interp->commands, newNameObj, cmdPtr);
Jim_DeleteHashEntry(&interp->commands, oldNameObj);
Jim_InterpIncrProcEpoch(interp);
ret = JIM_OK;
}
}
Jim_DecrRefCount(interp, oldNameObj);
Jim_DecrRefCount(interp, newNameObj);
return ret;
}
static void FreeCommandInternalRep(Jim_Interp *interp, Jim_Obj *objPtr)
{
Jim_DecrRefCount(interp, objPtr->internalRep.cmdValue.nsObj);
}
static void DupCommandInternalRep(Jim_Interp *interp, Jim_Obj *srcPtr, Jim_Obj *dupPtr)
{
dupPtr->internalRep.cmdValue = srcPtr->internalRep.cmdValue;
dupPtr->typePtr = srcPtr->typePtr;
Jim_IncrRefCount(dupPtr->internalRep.cmdValue.nsObj);
}
static const Jim_ObjType commandObjType = {
"command",
FreeCommandInternalRep,
DupCommandInternalRep,
NULL,
JIM_TYPE_REFERENCES,
};
Jim_Cmd *Jim_GetCommand(Jim_Interp *interp, Jim_Obj *objPtr, int flags)
{
Jim_Cmd *cmd;
if (objPtr->typePtr == &commandObjType
&& objPtr->internalRep.cmdValue.procEpoch == interp->procEpoch
#ifdef jim_ext_namespace
&& Jim_StringEqObj(objPtr->internalRep.cmdValue.nsObj, interp->framePtr->nsObj)
#endif
&& objPtr->internalRep.cmdValue.cmdPtr->inUse) {
cmd = objPtr->internalRep.cmdValue.cmdPtr;
}
else {
Jim_Obj *qualifiedNameObj = JimQualifyName(interp, objPtr);
Jim_HashEntry *he = Jim_FindHashEntry(&interp->commands, qualifiedNameObj);
#ifdef jim_ext_namespace
if (he == NULL && Jim_Length(interp->framePtr->nsObj)) {
he = Jim_FindHashEntry(&interp->commands, objPtr);
}
#endif
if (he == NULL) {
if (flags & JIM_ERRMSG) {
Jim_SetResultFormatted(interp, "invalid command name \"%#s\"", objPtr);
}
Jim_DecrRefCount(interp, qualifiedNameObj);
return NULL;
}
cmd = Jim_GetHashEntryVal(he);
cmd->cmdNameObj = Jim_GetHashEntryKey(he);
Jim_FreeIntRep(interp, objPtr);
objPtr->typePtr = &commandObjType;
objPtr->internalRep.cmdValue.procEpoch = interp->procEpoch;
objPtr->internalRep.cmdValue.cmdPtr = cmd;
objPtr->internalRep.cmdValue.nsObj = interp->framePtr->nsObj;
Jim_IncrRefCount(interp->framePtr->nsObj);
Jim_DecrRefCount(interp, qualifiedNameObj);
}
while (cmd->u.proc.upcall) {
cmd = cmd->prevCmd;
}
return cmd;
}
static const Jim_ObjType variableObjType = {
"variable",
NULL,
NULL,
NULL,
JIM_TYPE_REFERENCES,
};
static int SetVariableFromAny(Jim_Interp *interp, struct Jim_Obj *objPtr)
{
const char *varName;
Jim_CallFrame *framePtr;
int global;
int len;
Jim_VarVal *vv;
if (objPtr->typePtr == &variableObjType) {
framePtr = objPtr->internalRep.varValue.global ? interp->topFramePtr : interp->framePtr;
if (objPtr->internalRep.varValue.callFrameId == framePtr->id) {
return JIM_OK;
}
}
else if (objPtr->typePtr == &dictSubstObjType) {
return JIM_DICT_SUGAR;
}
varName = Jim_GetString(objPtr, &len);
if (len && varName[len - 1] == ')' && strchr(varName, '(') != NULL) {
return JIM_DICT_SUGAR;
}
if (varName[0] == ':' && varName[1] == ':') {
while (*varName == ':') {
varName++;
len--;
}
global = 1;
framePtr = interp->topFramePtr;
Jim_Obj *tempObj = Jim_NewStringObj(interp, varName, len);
vv = JimFindVariable(&framePtr->vars, tempObj);
Jim_FreeNewObj(interp, tempObj);
}
else {
global = 0;
framePtr = interp->framePtr;
vv = JimFindVariable(&framePtr->vars, objPtr);
if (vv == NULL && framePtr->staticVars) {
vv = JimFindVariable(framePtr->staticVars, objPtr);
}
}
if (vv == NULL) {
return JIM_ERR;
}
Jim_FreeIntRep(interp, objPtr);
objPtr->typePtr = &variableObjType;
objPtr->internalRep.varValue.callFrameId = framePtr->id;
objPtr->internalRep.varValue.vv = vv;
objPtr->internalRep.varValue.global = global;
return JIM_OK;
}
static int JimDictSugarSet(Jim_Interp *interp, Jim_Obj *ObjPtr, Jim_Obj *valObjPtr);
static Jim_Obj *JimDictSugarGet(Jim_Interp *interp, Jim_Obj *ObjPtr, int flags);
static int JimSetNewVariable(Jim_HashTable *ht, Jim_Obj *nameObjPtr, Jim_VarVal *vv)
{
return Jim_AddHashEntry(ht, nameObjPtr, vv);
}
static Jim_VarVal *JimFindVariable(Jim_HashTable *ht, Jim_Obj *nameObjPtr)
{
Jim_HashEntry *he = Jim_FindHashEntry(ht, nameObjPtr);
if (he) {
return (Jim_VarVal *)Jim_GetHashEntryVal(he);
}
return NULL;
}
static int JimUnsetVariable(Jim_HashTable *ht, Jim_Obj *nameObjPtr)
{
return Jim_DeleteHashEntry(ht, nameObjPtr);
}
static Jim_VarVal *JimCreateVariable(Jim_Interp *interp, Jim_Obj *nameObjPtr, Jim_Obj *valObjPtr)
{
const char *name;
Jim_CallFrame *framePtr;
int global;
int len;
Jim_VarVal *vv = Jim_Alloc(sizeof(*vv));
vv->objPtr = valObjPtr;
Jim_IncrRefCount(valObjPtr);
vv->linkFramePtr = NULL;
vv->refCount = 0;
name = Jim_GetString(nameObjPtr, &len);
if (name[0] == ':' && name[1] == ':') {
while (*name == ':') {
name++;
len--;
}
framePtr = interp->topFramePtr;
global = 1;
JimSetNewVariable(&framePtr->vars, Jim_NewStringObj(interp, name, len), vv);
}
else {
framePtr = interp->framePtr;
global = 0;
JimSetNewVariable(&framePtr->vars, nameObjPtr, vv);
}
Jim_FreeIntRep(interp, nameObjPtr);
nameObjPtr->typePtr = &variableObjType;
nameObjPtr->internalRep.varValue.callFrameId = framePtr->id;
nameObjPtr->internalRep.varValue.vv = vv;
nameObjPtr->internalRep.varValue.global = global;
return vv;
}
int Jim_SetVariable(Jim_Interp *interp, Jim_Obj *nameObjPtr, Jim_Obj *valObjPtr)
{
int err;
Jim_VarVal *vv;
switch (SetVariableFromAny(interp, nameObjPtr)) {
case JIM_DICT_SUGAR:
return JimDictSugarSet(interp, nameObjPtr, valObjPtr);
case JIM_ERR:
JimCreateVariable(interp, nameObjPtr, valObjPtr);
break;
case JIM_OK:
vv = nameObjPtr->internalRep.varValue.vv;
if (vv->linkFramePtr == NULL) {
Jim_IncrRefCount(valObjPtr);
Jim_DecrRefCount(interp, vv->objPtr);
vv->objPtr = valObjPtr;
}
else {
Jim_CallFrame *savedCallFrame;
savedCallFrame = interp->framePtr;
interp->framePtr = vv->linkFramePtr;
err = Jim_SetVariable(interp, vv->objPtr, valObjPtr);
interp->framePtr = savedCallFrame;
if (err != JIM_OK)
return err;
}
}
return JIM_OK;
}
int Jim_SetVariableStr(Jim_Interp *interp, const char *name, Jim_Obj *objPtr)
{
Jim_Obj *nameObjPtr;
int result;
nameObjPtr = Jim_NewStringObj(interp, name, -1);
Jim_IncrRefCount(nameObjPtr);
result = Jim_SetVariable(interp, nameObjPtr, objPtr);
Jim_DecrRefCount(interp, nameObjPtr);
return result;
}
int Jim_SetGlobalVariableStr(Jim_Interp *interp, const char *name, Jim_Obj *objPtr)
{
Jim_CallFrame *savedFramePtr;
int result;
savedFramePtr = interp->framePtr;
interp->framePtr = interp->topFramePtr;
result = Jim_SetVariableStr(interp, name, objPtr);
interp->framePtr = savedFramePtr;
return result;
}
int Jim_SetVariableStrWithStr(Jim_Interp *interp, const char *name, const char *val)
{
Jim_Obj *valObjPtr;
int result;
valObjPtr = Jim_NewStringObj(interp, val, -1);
Jim_IncrRefCount(valObjPtr);
result = Jim_SetVariableStr(interp, name, valObjPtr);
Jim_DecrRefCount(interp, valObjPtr);
return result;
}
int Jim_SetVariableLink(Jim_Interp *interp, Jim_Obj *nameObjPtr,
Jim_Obj *targetNameObjPtr, Jim_CallFrame *targetCallFrame)
{
const char *varName;
const char *targetName;
Jim_CallFrame *framePtr;
Jim_VarVal *vv;
int len;
int varnamelen;
switch (SetVariableFromAny(interp, nameObjPtr)) {
case JIM_DICT_SUGAR:
Jim_SetResultFormatted(interp, "bad variable name \"%#s\": upvar won't create a scalar variable that looks like an array element", nameObjPtr);
return JIM_ERR;
case JIM_OK:
vv = nameObjPtr->internalRep.varValue.vv;
if (vv->linkFramePtr == NULL) {
Jim_SetResultFormatted(interp, "variable \"%#s\" already exists", nameObjPtr);
return JIM_ERR;
}
vv->linkFramePtr = NULL;
break;
}
varName = Jim_GetString(nameObjPtr, &varnamelen);
if (varName[0] == ':' && varName[1] == ':') {
while (*varName == ':') {
varName++;
varnamelen--;
}
framePtr = interp->topFramePtr;
}
else {
framePtr = interp->framePtr;
}
targetName = Jim_GetString(targetNameObjPtr, &len);
if (targetName[0] == ':' && targetName[1] == ':') {
while (*targetName == ':') {
targetName++;
len--;
}
targetNameObjPtr = Jim_NewStringObj(interp, targetName, len);
targetCallFrame = interp->topFramePtr;
}
Jim_IncrRefCount(targetNameObjPtr);
if (framePtr->level < targetCallFrame->level) {
Jim_SetResultFormatted(interp,
"bad variable name \"%#s\": upvar won't create namespace variable that refers to procedure variable",
nameObjPtr);
Jim_DecrRefCount(interp, targetNameObjPtr);
return JIM_ERR;
}
if (framePtr == targetCallFrame) {
Jim_Obj *objPtr = targetNameObjPtr;
while (1) {
if (Jim_Length(objPtr) == varnamelen && memcmp(Jim_String(objPtr), varName, varnamelen) == 0) {
Jim_SetResultString(interp, "can't upvar from variable to itself", -1);
Jim_DecrRefCount(interp, targetNameObjPtr);
return JIM_ERR;
}
if (SetVariableFromAny(interp, objPtr) != JIM_OK)
break;
vv = objPtr->internalRep.varValue.vv;
if (vv->linkFramePtr != targetCallFrame)
break;
objPtr = vv->objPtr;
}
}
Jim_SetVariable(interp, nameObjPtr, targetNameObjPtr);
nameObjPtr->internalRep.varValue.vv->linkFramePtr = targetCallFrame;
Jim_DecrRefCount(interp, targetNameObjPtr);
return JIM_OK;
}
Jim_Obj *Jim_GetVariable(Jim_Interp *interp, Jim_Obj *nameObjPtr, int flags)
{
if (interp->safeexpr) {
return nameObjPtr;
}
switch (SetVariableFromAny(interp, nameObjPtr)) {
case JIM_OK:{
Jim_VarVal *vv = nameObjPtr->internalRep.varValue.vv;
if (vv->linkFramePtr == NULL) {
return vv->objPtr;
}
else {
Jim_Obj *objPtr;
Jim_CallFrame *savedCallFrame = interp->framePtr;
interp->framePtr = vv->linkFramePtr;
objPtr = Jim_GetVariable(interp, vv->objPtr, flags);
interp->framePtr = savedCallFrame;
if (objPtr) {
return objPtr;
}
}
}
break;
case JIM_DICT_SUGAR:
return JimDictSugarGet(interp, nameObjPtr, flags);
}
if (flags & JIM_ERRMSG) {
Jim_SetResultFormatted(interp, "can't read \"%#s\": no such variable", nameObjPtr);
}
return NULL;
}
Jim_Obj *Jim_GetGlobalVariable(Jim_Interp *interp, Jim_Obj *nameObjPtr, int flags)
{
Jim_CallFrame *savedFramePtr;
Jim_Obj *objPtr;
savedFramePtr = interp->framePtr;
interp->framePtr = interp->topFramePtr;
objPtr = Jim_GetVariable(interp, nameObjPtr, flags);
interp->framePtr = savedFramePtr;
return objPtr;
}
Jim_Obj *Jim_GetVariableStr(Jim_Interp *interp, const char *name, int flags)
{
Jim_Obj *nameObjPtr, *varObjPtr;
nameObjPtr = Jim_NewStringObj(interp, name, -1);
Jim_IncrRefCount(nameObjPtr);
varObjPtr = Jim_GetVariable(interp, nameObjPtr, flags);
Jim_DecrRefCount(interp, nameObjPtr);
return varObjPtr;
}
Jim_Obj *Jim_GetGlobalVariableStr(Jim_Interp *interp, const char *name, int flags)
{
Jim_CallFrame *savedFramePtr;
Jim_Obj *objPtr;
savedFramePtr = interp->framePtr;
interp->framePtr = interp->topFramePtr;
objPtr = Jim_GetVariableStr(interp, name, flags);
interp->framePtr = savedFramePtr;
return objPtr;
}
int Jim_UnsetVariable(Jim_Interp *interp, Jim_Obj *nameObjPtr, int flags)
{
Jim_VarVal *vv;
int retval;
Jim_CallFrame *framePtr;
retval = SetVariableFromAny(interp, nameObjPtr);
if (retval == JIM_DICT_SUGAR) {
return JimDictSugarSet(interp, nameObjPtr, NULL);
}
else if (retval == JIM_OK) {
vv = nameObjPtr->internalRep.varValue.vv;
if (vv->linkFramePtr) {
framePtr = interp->framePtr;
interp->framePtr = vv->linkFramePtr;
retval = Jim_UnsetVariable(interp, vv->objPtr, JIM_NONE);
interp->framePtr = framePtr;
}
else {
if (nameObjPtr->internalRep.varValue.global) {
int len;
const char *name = Jim_GetString(nameObjPtr, &len);
while (*name == ':') {
name++;
len--;
}
framePtr = interp->topFramePtr;
Jim_Obj *tempObj = Jim_NewStringObj(interp, name, len);
retval = JimUnsetVariable(&framePtr->vars, tempObj);
Jim_FreeNewObj(interp, tempObj);
}
else {
framePtr = interp->framePtr;
retval = JimUnsetVariable(&framePtr->vars, nameObjPtr);
}
if (retval == JIM_OK) {
framePtr->id = interp->callFrameEpoch++;
}
}
}
if (retval != JIM_OK && (flags & JIM_ERRMSG)) {
Jim_SetResultFormatted(interp, "can't unset \"%#s\": no such variable", nameObjPtr);
}
return retval;
}
static void JimDictSugarParseVarKey(Jim_Interp *interp, Jim_Obj *objPtr,
Jim_Obj **varPtrPtr, Jim_Obj **keyPtrPtr)
{
const char *str, *p;
int len, keyLen;
Jim_Obj *varObjPtr, *keyObjPtr;
str = Jim_GetString(objPtr, &len);
p = strchr(str, '(');
JimPanic((p == NULL, "JimDictSugarParseVarKey() called for non-dict-sugar (%s)", str));
varObjPtr = Jim_NewStringObj(interp, str, p - str);
p++;
keyLen = (str + len) - p;
if (str[len - 1] == ')') {
keyLen--;
}
keyObjPtr = Jim_NewStringObj(interp, p, keyLen);
Jim_IncrRefCount(varObjPtr);
Jim_IncrRefCount(keyObjPtr);
*varPtrPtr = varObjPtr;
*keyPtrPtr = keyObjPtr;
}
static int JimDictSugarSet(Jim_Interp *interp, Jim_Obj *objPtr, Jim_Obj *valObjPtr)
{
int err;
SetDictSubstFromAny(interp, objPtr);
err = Jim_SetDictKeysVector(interp, objPtr->internalRep.dictSubstValue.varNameObjPtr,
&objPtr->internalRep.dictSubstValue.indexObjPtr, 1, valObjPtr, JIM_MUSTEXIST);
if (err == JIM_OK) {
Jim_SetEmptyResult(interp);
}
else {
if (!valObjPtr) {
if (Jim_GetVariable(interp, objPtr->internalRep.dictSubstValue.varNameObjPtr, JIM_NONE)) {
Jim_SetResultFormatted(interp, "can't unset \"%#s\": no such element in array",
objPtr);
return err;
}
}
Jim_SetResultFormatted(interp, "can't %s \"%#s\": variable isn't array",
(valObjPtr ? "set" : "unset"), objPtr);
}
return err;
}
static Jim_Obj *JimDictExpandArrayVariable(Jim_Interp *interp, Jim_Obj *varObjPtr,
Jim_Obj *keyObjPtr, int flags)
{
Jim_Obj *dictObjPtr;
Jim_Obj *resObjPtr = NULL;
int ret;
dictObjPtr = Jim_GetVariable(interp, varObjPtr, JIM_ERRMSG);
if (!dictObjPtr) {
return NULL;
}
ret = Jim_DictKey(interp, dictObjPtr, keyObjPtr, &resObjPtr, JIM_NONE);
if (ret != JIM_OK) {
Jim_SetResultFormatted(interp,
"can't read \"%#s(%#s)\": %s array", varObjPtr, keyObjPtr,
ret < 0 ? "variable isn't" : "no such element in");
}
else if ((flags & JIM_UNSHARED) && Jim_IsShared(dictObjPtr)) {
Jim_SetVariable(interp, varObjPtr, Jim_DuplicateObj(interp, dictObjPtr));
}
return resObjPtr;
}
static Jim_Obj *JimDictSugarGet(Jim_Interp *interp, Jim_Obj *objPtr, int flags)
{
SetDictSubstFromAny(interp, objPtr);
return JimDictExpandArrayVariable(interp,
objPtr->internalRep.dictSubstValue.varNameObjPtr,
objPtr->internalRep.dictSubstValue.indexObjPtr, flags);
}
void FreeDictSubstInternalRep(Jim_Interp *interp, Jim_Obj *objPtr)
{
Jim_DecrRefCount(interp, objPtr->internalRep.dictSubstValue.varNameObjPtr);
Jim_DecrRefCount(interp, objPtr->internalRep.dictSubstValue.indexObjPtr);
}
static void DupDictSubstInternalRep(Jim_Interp *interp, Jim_Obj *srcPtr, Jim_Obj *dupPtr)
{
dupPtr->internalRep = srcPtr->internalRep;
Jim_IncrRefCount(dupPtr->internalRep.dictSubstValue.varNameObjPtr);
Jim_IncrRefCount(dupPtr->internalRep.dictSubstValue.indexObjPtr);
}
static void SetDictSubstFromAny(Jim_Interp *interp, Jim_Obj *objPtr)
{
if (objPtr->typePtr != &dictSubstObjType) {
Jim_Obj *varObjPtr, *keyObjPtr;
if (objPtr->typePtr == &interpolatedObjType) {
varObjPtr = objPtr->internalRep.dictSubstValue.varNameObjPtr;
keyObjPtr = objPtr->internalRep.dictSubstValue.indexObjPtr;
Jim_IncrRefCount(varObjPtr);
Jim_IncrRefCount(keyObjPtr);
}
else {
JimDictSugarParseVarKey(interp, objPtr, &varObjPtr, &keyObjPtr);
}
Jim_FreeIntRep(interp, objPtr);
objPtr->typePtr = &dictSubstObjType;
objPtr->internalRep.dictSubstValue.varNameObjPtr = varObjPtr;
objPtr->internalRep.dictSubstValue.indexObjPtr = keyObjPtr;
}
}
static Jim_Obj *JimExpandDictSugar(Jim_Interp *interp, Jim_Obj *objPtr)
{
Jim_Obj *resObjPtr = NULL;
Jim_Obj *substKeyObjPtr = NULL;
if (interp->safeexpr) {
return objPtr;
}
SetDictSubstFromAny(interp, objPtr);
if (Jim_SubstObj(interp, objPtr->internalRep.dictSubstValue.indexObjPtr,
&substKeyObjPtr, JIM_NONE)
!= JIM_OK) {
return NULL;
}
Jim_IncrRefCount(substKeyObjPtr);
resObjPtr =
JimDictExpandArrayVariable(interp, objPtr->internalRep.dictSubstValue.varNameObjPtr,
substKeyObjPtr, 0);
Jim_DecrRefCount(interp, substKeyObjPtr);
return resObjPtr;
}
static Jim_CallFrame *JimCreateCallFrame(Jim_Interp *interp, Jim_CallFrame *parent, Jim_Obj *nsObj)
{
Jim_CallFrame *cf;
if (interp->freeFramesList) {
cf = interp->freeFramesList;
interp->freeFramesList = cf->next;
cf->argv = NULL;
cf->argc = 0;
cf->procArgsObjPtr = NULL;
cf->procBodyObjPtr = NULL;
cf->next = NULL;
cf->staticVars = NULL;
cf->localCommands = NULL;
cf->tailcallObj = NULL;
cf->tailcallCmd = NULL;
}
else {
cf = Jim_Alloc(sizeof(*cf));
memset(cf, 0, sizeof(*cf));
Jim_InitHashTable(&cf->vars, &JimVariablesHashTableType, interp);
}
cf->id = interp->callFrameEpoch++;
cf->parent = parent;
cf->level = parent ? parent->level + 1 : 0;
cf->nsObj = nsObj;
Jim_IncrRefCount(nsObj);
return cf;
}
static int JimDeleteLocalProcs(Jim_Interp *interp, Jim_Stack *localCommands)
{
if (localCommands) {
Jim_Obj *cmdNameObj;
while ((cmdNameObj = Jim_StackPop(localCommands)) != NULL) {
Jim_HashTable *ht = &interp->commands;
Jim_HashEntry *he = Jim_FindHashEntry(ht, cmdNameObj);
if (he) {
Jim_Cmd *cmd = Jim_GetHashEntryVal(he);
if (cmd->prevCmd) {
Jim_Cmd *prevCmd = cmd->prevCmd;
cmd->prevCmd = NULL;
JimDecrCmdRefCount(interp, cmd);
Jim_SetHashVal(ht, he, prevCmd);
}
else {
Jim_DeleteHashEntry(ht, cmdNameObj);
}
}
Jim_DecrRefCount(interp, cmdNameObj);
}
Jim_FreeStack(localCommands);
Jim_Free(localCommands);
}
return JIM_OK;
}
static int JimInvokeDefer(Jim_Interp *interp, int retcode)
{
Jim_Obj *objPtr;
if (JimFindVariable(&interp->framePtr->vars, interp->defer) == NULL) {
return retcode;
}
objPtr = Jim_GetVariable(interp, interp->defer, JIM_NONE);
if (objPtr) {
int ret = JIM_OK;
int i;
int listLen = Jim_ListLength(interp, objPtr);
Jim_Obj *resultObjPtr;
Jim_IncrRefCount(objPtr);
resultObjPtr = Jim_GetResult(interp);
Jim_IncrRefCount(resultObjPtr);
Jim_SetEmptyResult(interp);
for (i = listLen; i > 0; i--) {
Jim_Obj *scriptObjPtr = Jim_ListGetIndex(interp, objPtr, i - 1);
ret = Jim_EvalObj(interp, scriptObjPtr);
if (ret != JIM_OK) {
break;
}
}
if (ret == JIM_OK || retcode == JIM_ERR) {
Jim_SetResult(interp, resultObjPtr);
}
else {
retcode = ret;
}
Jim_DecrRefCount(interp, resultObjPtr);
Jim_DecrRefCount(interp, objPtr);
}
return retcode;
}
#define JIM_FCF_FULL 0
#define JIM_FCF_REUSE 1
static void JimFreeCallFrame(Jim_Interp *interp, Jim_CallFrame *cf, int action)
{
JimDeleteLocalProcs(interp, cf->localCommands);
if (cf->procArgsObjPtr)
Jim_DecrRefCount(interp, cf->procArgsObjPtr);
if (cf->procBodyObjPtr)
Jim_DecrRefCount(interp, cf->procBodyObjPtr);
Jim_DecrRefCount(interp, cf->nsObj);
if (action == JIM_FCF_FULL || cf->vars.size != JIM_HT_INITIAL_SIZE)
Jim_FreeHashTable(&cf->vars);
else {
Jim_ClearHashTable(&cf->vars);
}
cf->next = interp->freeFramesList;
interp->freeFramesList = cf;
}
int Jim_IsBigEndian(void)
{
union {
unsigned short s;
unsigned char c[2];
} uval = {0x0102};
return uval.c[0] == 1;
}
Jim_Interp *Jim_CreateInterp(void)
{
Jim_Interp *i = Jim_Alloc(sizeof(*i));
memset(i, 0, sizeof(*i));
i->maxCallFrameDepth = JIM_MAX_CALLFRAME_DEPTH;
i->maxEvalDepth = JIM_MAX_EVAL_DEPTH;
i->lastCollectTime = Jim_GetTimeUsec(CLOCK_MONOTONIC_RAW);
Jim_InitHashTable(&i->commands, &JimCommandsHashTableType, i);
#ifdef JIM_REFERENCES
Jim_InitHashTable(&i->references, &JimReferencesHashTableType, i);
#endif
Jim_InitHashTable(&i->assocData, &JimAssocDataHashTableType, i);
Jim_InitHashTable(&i->packages, &JimPackageHashTableType, NULL);
i->emptyObj = Jim_NewEmptyStringObj(i);
i->trueObj = Jim_NewIntObj(i, 1);
i->falseObj = Jim_NewIntObj(i, 0);
i->framePtr = i->topFramePtr = JimCreateCallFrame(i, NULL, i->emptyObj);
i->result = i->emptyObj;
i->stackTrace = Jim_NewListObj(i, NULL, 0);
i->unknown = Jim_NewStringObj(i, "unknown", -1);
i->defer = Jim_NewStringObj(i, "jim::defer", -1);
i->errorProc = i->emptyObj;
i->nullScriptObj = Jim_NewEmptyStringObj(i);
i->evalFrame = &i->topEvalFrame;
i->currentFilenameObj = Jim_NewEmptyStringObj(i);
Jim_IncrRefCount(i->emptyObj);
Jim_IncrRefCount(i->result);
Jim_IncrRefCount(i->stackTrace);
Jim_IncrRefCount(i->unknown);
Jim_IncrRefCount(i->defer);
Jim_IncrRefCount(i->nullScriptObj);
Jim_IncrRefCount(i->errorProc);
Jim_IncrRefCount(i->trueObj);
Jim_IncrRefCount(i->falseObj);
Jim_IncrRefCount(i->currentFilenameObj);
Jim_SetVariableStrWithStr(i, JIM_LIBPATH, TCL_LIBRARY);
Jim_SetVariableStrWithStr(i, JIM_INTERACTIVE, "0");
Jim_SetVariableStrWithStr(i, "tcl_platform(engine)", "Jim");
Jim_SetVariableStrWithStr(i, "tcl_platform(os)", TCL_PLATFORM_OS);
Jim_SetVariableStrWithStr(i, "tcl_platform(platform)", TCL_PLATFORM_PLATFORM);
Jim_SetVariableStrWithStr(i, "tcl_platform(pathSeparator)", TCL_PLATFORM_PATH_SEPARATOR);
Jim_SetVariableStrWithStr(i, "tcl_platform(byteOrder)", Jim_IsBigEndian() ? "bigEndian" : "littleEndian");
Jim_SetVariableStrWithStr(i, "tcl_platform(threaded)", "0");
Jim_SetVariableStrWithStr(i, "tcl_platform(bootstrap)", "0");
Jim_SetVariableStr(i, "tcl_platform(pointerSize)", Jim_NewIntObj(i, sizeof(void *)));
Jim_SetVariableStr(i, "tcl_platform(wordSize)", Jim_NewIntObj(i, sizeof(jim_wide)));
Jim_SetVariableStr(i, "tcl_platform(stackFormat)", Jim_NewIntObj(i, 4));
return i;
}
void Jim_FreeInterp(Jim_Interp *i)
{
Jim_CallFrame *cf, *cfx;
Jim_Obj *objPtr, *nextObjPtr;
i->quitting = 1;
for (cf = i->framePtr; cf; cf = cfx) {
JimInvokeDefer(i, JIM_OK);
cfx = cf->parent;
JimFreeCallFrame(i, cf, JIM_FCF_FULL);
}
Jim_DecrRefCount(i, i->emptyObj);
Jim_DecrRefCount(i, i->trueObj);
Jim_DecrRefCount(i, i->falseObj);
Jim_DecrRefCount(i, i->result);
Jim_DecrRefCount(i, i->stackTrace);
Jim_DecrRefCount(i, i->errorProc);
Jim_DecrRefCount(i, i->unknown);
Jim_DecrRefCount(i, i->defer);
Jim_DecrRefCount(i, i->nullScriptObj);
Jim_DecrRefCount(i, i->currentFilenameObj);
Jim_FreeHashTable(&i->commands);
Jim_InterpIncrProcEpoch(i);
#ifdef JIM_REFERENCES
Jim_FreeHashTable(&i->references);
#endif
Jim_FreeHashTable(&i->packages);
Jim_Free(i->prngState);
Jim_FreeHashTable(&i->assocData);
if (i->traceCmdObj) {
Jim_DecrRefCount(i, i->traceCmdObj);
}
#ifdef JIM_MAINTAINER
if (i->liveList != NULL) {
objPtr = i->liveList;
printf("\n-------------------------------------\n");
printf("Objects still in the free list:\n");
while (objPtr) {
const char *type = objPtr->typePtr ? objPtr->typePtr->name : "string";
Jim_String(objPtr);
if (objPtr->bytes && strlen(objPtr->bytes) > 20) {
printf("%p (%d) %-10s: '%.20s...'\n",
(void *)objPtr, objPtr->refCount, type, objPtr->bytes);
}
else {
printf("%p (%d) %-10s: '%s'\n",
(void *)objPtr, objPtr->refCount, type, objPtr->bytes ? objPtr->bytes : "(null)");
}
if (objPtr->typePtr == &sourceObjType) {
printf("FILE %s LINE %d\n",
Jim_String(objPtr->internalRep.sourceValue.fileNameObj),
objPtr->internalRep.sourceValue.lineNumber);
}
objPtr = objPtr->nextObjPtr;
}
printf("-------------------------------------\n\n");
JimPanic((1, "Live list non empty freeing the interpreter! Leak?"));
}
#endif
objPtr = i->freeList;
while (objPtr) {
nextObjPtr = objPtr->nextObjPtr;
Jim_Free(objPtr);
objPtr = nextObjPtr;
}
for (cf = i->freeFramesList; cf; cf = cfx) {
cfx = cf->next;
if (cf->vars.table)
Jim_FreeHashTable(&cf->vars);
Jim_Free(cf);
}
Jim_Free(i);
}
Jim_CallFrame *Jim_GetCallFrameByLevel(Jim_Interp *interp, Jim_Obj *levelObjPtr)
{
long level;
const char *str;
Jim_CallFrame *framePtr;
if (levelObjPtr) {
str = Jim_String(levelObjPtr);
if (str[0] == '#') {
char *endptr;
level = jim_strtol(str + 1, &endptr);
if (str[1] == '\0' || endptr[0] != '\0') {
level = -1;
}
}
else {
if (Jim_GetLong(interp, levelObjPtr, &level) != JIM_OK || level < 0) {
level = -1;
}
else {
level = interp->framePtr->level - level;
}
}
}
else {
str = "1";
level = interp->framePtr->level - 1;
}
if (level == 0) {
return interp->topFramePtr;
}
if (level > 0) {
for (framePtr = interp->framePtr; framePtr; framePtr = framePtr->parent) {
if (framePtr->level == level) {
return framePtr;
}
}
}
Jim_SetResultFormatted(interp, "bad level \"%s\"", str);
return NULL;
}
static Jim_CallFrame *JimGetCallFrameByInteger(Jim_Interp *interp, long level)
{
Jim_CallFrame *framePtr;
if (level == 0) {
return interp->framePtr;
}
if (level < 0) {
level = interp->framePtr->level + level;
}
if (level > 0) {
for (framePtr = interp->framePtr; framePtr; framePtr = framePtr->parent) {
if (framePtr->level == level) {
return framePtr;
}
}
}
return NULL;
}
static Jim_EvalFrame *JimGetEvalFrameByProcLevel(Jim_Interp *interp, int proclevel)
{
Jim_EvalFrame *evalFrame;
if (proclevel == 0) {
return interp->evalFrame;
}
if (proclevel < 0) {
proclevel = interp->procLevel + proclevel;
}
if (proclevel >= 0) {
for (evalFrame = interp->evalFrame; evalFrame; evalFrame = evalFrame->parent) {
if (evalFrame->procLevel == proclevel) {
return evalFrame;
}
}
}
return NULL;
}
static Jim_Obj *JimProcForEvalFrame(Jim_Interp *interp, Jim_EvalFrame *frame)
{
if (frame == interp->evalFrame || (frame->cmd && frame->cmd->cmdNameObj)) {
Jim_EvalFrame *e;
for (e = frame->parent; e; e = e->parent) {
if (e->cmd && e->cmd->isproc && e->cmd->cmdNameObj) {
break;
}
}
if (e && e->cmd && e->cmd->cmdNameObj) {
return e->cmd->cmdNameObj;
}
}
return NULL;
}
static void JimAddStackFrame(Jim_Interp *interp, Jim_EvalFrame *frame, Jim_Obj *listObj)
{
Jim_Obj *procNameObj = JimProcForEvalFrame(interp, frame);
Jim_Obj *fileNameObj = interp->emptyObj;
int linenr = 1;
if (frame->scriptObj) {
ScriptObj *script = JimGetScript(interp, frame->scriptObj);
fileNameObj = script->fileNameObj;
linenr = script->linenr;
}
Jim_ListAppendElement(interp, listObj, procNameObj ? procNameObj : interp->emptyObj);
Jim_ListAppendElement(interp, listObj, fileNameObj);
Jim_ListAppendElement(interp, listObj, Jim_NewIntObj(interp, linenr));
Jim_ListAppendElement(interp, listObj, Jim_NewListObj(interp, frame->argv, frame->argc));
}
static void JimSetStackTrace(Jim_Interp *interp, Jim_Obj *stackTraceObj)
{
Jim_IncrRefCount(stackTraceObj);
Jim_DecrRefCount(interp, interp->stackTrace);
interp->stackTrace = stackTraceObj;
interp->errorFlag = 1;
}
static void JimSetErrorStack(Jim_Interp *interp, ScriptObj *script)
{
if (!interp->errorFlag) {
int i;
Jim_Obj *stackTrace = Jim_NewListObj(interp, NULL, 0);
if (interp->procLevel == 0 && script) {
Jim_ListAppendElement(interp, stackTrace, interp->emptyObj);
Jim_ListAppendElement(interp, stackTrace, script->fileNameObj);
Jim_ListAppendElement(interp, stackTrace, Jim_NewIntObj(interp, script->linenr));
Jim_ListAppendElement(interp, stackTrace, interp->emptyObj);
}
else {
for (i = 0; i <= interp->procLevel; i++) {
Jim_EvalFrame *frame = JimGetEvalFrameByProcLevel(interp, -i);
if (frame) {
JimAddStackFrame(interp, frame, stackTrace);
}
}
}
JimSetStackTrace(interp, stackTrace);
}
}
int Jim_SetAssocData(Jim_Interp *interp, const char *key, Jim_InterpDeleteProc * delProc,
void *data)
{
AssocDataValue *assocEntryPtr = (AssocDataValue *) Jim_Alloc(sizeof(AssocDataValue));
assocEntryPtr->delProc = delProc;
assocEntryPtr->data = data;
return Jim_AddHashEntry(&interp->assocData, key, assocEntryPtr);
}
void *Jim_GetAssocData(Jim_Interp *interp, const char *key)
{
Jim_HashEntry *entryPtr = Jim_FindHashEntry(&interp->assocData, key);
if (entryPtr != NULL) {
AssocDataValue *assocEntryPtr = Jim_GetHashEntryVal(entryPtr);
return assocEntryPtr->data;
}
return NULL;
}
int Jim_DeleteAssocData(Jim_Interp *interp, const char *key)
{
return Jim_DeleteHashEntry(&interp->assocData, key);
}
int Jim_GetExitCode(Jim_Interp *interp)
{
return interp->exitCode;
}
static void UpdateStringOfInt(struct Jim_Obj *objPtr);
static int SetIntFromAny(Jim_Interp *interp, Jim_Obj *objPtr, int flags);
static const Jim_ObjType intObjType = {
"int",
NULL,
NULL,
UpdateStringOfInt,
JIM_TYPE_NONE,
};
static const Jim_ObjType coercedDoubleObjType = {
"coerced-double",
NULL,
NULL,
UpdateStringOfInt,
JIM_TYPE_NONE,
};
static void UpdateStringOfInt(struct Jim_Obj *objPtr)
{
char buf[JIM_INTEGER_SPACE + 1];
jim_wide wideValue = JimWideValue(objPtr);
int pos = 0;
if (wideValue == 0) {
buf[pos++] = '0';
}
else {
char tmp[JIM_INTEGER_SPACE];
int num = 0;
int i;
if (wideValue < 0) {
buf[pos++] = '-';
i = wideValue % 10;
tmp[num++] = (i > 0) ? (10 - i) : -i;
wideValue /= -10;
}
while (wideValue) {
tmp[num++] = wideValue % 10;
wideValue /= 10;
}
for (i = 0; i < num; i++) {
buf[pos++] = '0' + tmp[num - i - 1];
}
}
buf[pos] = 0;
JimSetStringBytes(objPtr, buf);
}
static int SetIntFromAny(Jim_Interp *interp, Jim_Obj *objPtr, int flags)
{
jim_wide wideValue;
const char *str;
if (objPtr->typePtr == &coercedDoubleObjType) {
objPtr->typePtr = &intObjType;
return JIM_OK;
}
str = Jim_String(objPtr);
if (Jim_StringToWide(str, &wideValue, 0) != JIM_OK) {
if (flags & JIM_ERRMSG) {
Jim_SetResultFormatted(interp, "expected integer but got \"%#s\"", objPtr);
}
return JIM_ERR;
}
if ((wideValue == JIM_WIDE_MIN || wideValue == JIM_WIDE_MAX) && errno == ERANGE) {
Jim_SetResultString(interp, "Integer value too big to be represented", -1);
return JIM_ERR;
}
Jim_FreeIntRep(interp, objPtr);
objPtr->typePtr = &intObjType;
objPtr->internalRep.wideValue = wideValue;
return JIM_OK;
}
#ifdef JIM_OPTIMIZATION
static int JimIsWide(Jim_Obj *objPtr)
{
return objPtr->typePtr == &intObjType;
}
#endif
int Jim_GetWide(Jim_Interp *interp, Jim_Obj *objPtr, jim_wide * widePtr)
{
if (objPtr->typePtr != &intObjType && SetIntFromAny(interp, objPtr, JIM_ERRMSG) == JIM_ERR)
return JIM_ERR;
*widePtr = JimWideValue(objPtr);
return JIM_OK;
}
int Jim_GetWideExpr(Jim_Interp *interp, Jim_Obj *objPtr, jim_wide * widePtr)
{
int ret = JIM_OK;
if (objPtr->typePtr == &sourceObjType || objPtr->typePtr == NULL) {
SetIntFromAny(interp, objPtr, 0);
}
if (objPtr->typePtr == &intObjType) {
*widePtr = JimWideValue(objPtr);
}
else {
JimPanic((interp->safeexpr, "interp->safeexpr is set"));
interp->safeexpr++;
ret = Jim_EvalExpression(interp, objPtr);
interp->safeexpr--;
if (ret == JIM_OK) {
ret = Jim_GetWide(interp, Jim_GetResult(interp), widePtr);
}
if (ret != JIM_OK) {
Jim_SetResultFormatted(interp, "expected integer expression but got \"%#s\"", objPtr);
}
}
return ret;
}
static int JimGetWideNoErr(Jim_Interp *interp, Jim_Obj *objPtr, jim_wide * widePtr)
{
if (objPtr->typePtr != &intObjType && SetIntFromAny(interp, objPtr, JIM_NONE) == JIM_ERR)
return JIM_ERR;
*widePtr = JimWideValue(objPtr);
return JIM_OK;
}
int Jim_GetLong(Jim_Interp *interp, Jim_Obj *objPtr, long *longPtr)
{
jim_wide wideValue;
int retval;
retval = Jim_GetWide(interp, objPtr, &wideValue);
if (retval == JIM_OK) {
*longPtr = (long)wideValue;
return JIM_OK;
}
return JIM_ERR;
}
Jim_Obj *Jim_NewIntObj(Jim_Interp *interp, jim_wide wideValue)
{
Jim_Obj *objPtr;
objPtr = Jim_NewObj(interp);
objPtr->typePtr = &intObjType;
objPtr->bytes = NULL;
objPtr->internalRep.wideValue = wideValue;
return objPtr;
}
#define JIM_DOUBLE_SPACE 30
static void UpdateStringOfDouble(struct Jim_Obj *objPtr);
static int SetDoubleFromAny(Jim_Interp *interp, Jim_Obj *objPtr);
static const Jim_ObjType doubleObjType = {
"double",
NULL,
NULL,
UpdateStringOfDouble,
JIM_TYPE_NONE,
};
#if !HAVE_DECL_ISNAN
#undef isnan
#define isnan(X) ((X) != (X))
#endif
#if !HAVE_DECL_ISINF
#undef isinf
#define isinf(X) (1.0 / (X) == 0.0)
#endif
static void UpdateStringOfDouble(struct Jim_Obj *objPtr)
{
double value = objPtr->internalRep.doubleValue;
if (isnan(value)) {
JimSetStringBytes(objPtr, "NaN");
return;
}
if (isinf(value)) {
if (value < 0) {
JimSetStringBytes(objPtr, "-Inf");
}
else {
JimSetStringBytes(objPtr, "Inf");
}
return;
}
{
char buf[JIM_DOUBLE_SPACE + 1];
int i;
int len = sprintf(buf, "%.12g", value);
for (i = 0; i < len; i++) {
if (buf[i] == '.' || buf[i] == 'e') {
#if defined(JIM_SPRINTF_DOUBLE_NEEDS_FIX)
char *e = strchr(buf, 'e');
if (e && (e[1] == '-' || e[1] == '+') && e[2] == '0') {
e += 2;
memmove(e, e + 1, len - (e - buf));
}
#endif
break;
}
}
if (buf[i] == '\0') {
buf[i++] = '.';
buf[i++] = '0';
buf[i] = '\0';
}
JimSetStringBytes(objPtr, buf);
}
}
static int SetDoubleFromAny(Jim_Interp *interp, Jim_Obj *objPtr)
{
double doubleValue;
jim_wide wideValue;
const char *str;
#ifdef HAVE_LONG_LONG
#define MIN_INT_IN_DOUBLE -(1LL << 53)
#define MAX_INT_IN_DOUBLE -(MIN_INT_IN_DOUBLE + 1)
if (objPtr->typePtr == &intObjType
&& JimWideValue(objPtr) >= MIN_INT_IN_DOUBLE
&& JimWideValue(objPtr) <= MAX_INT_IN_DOUBLE) {
objPtr->typePtr = &coercedDoubleObjType;
return JIM_OK;
}
#endif
str = Jim_String(objPtr);
if (Jim_StringToWide(str, &wideValue, 10) == JIM_OK) {
Jim_FreeIntRep(interp, objPtr);
objPtr->typePtr = &coercedDoubleObjType;
objPtr->internalRep.wideValue = wideValue;
return JIM_OK;
}
else {
if (Jim_StringToDouble(str, &doubleValue) != JIM_OK) {
Jim_SetResultFormatted(interp, "expected floating-point number but got \"%#s\"", objPtr);
return JIM_ERR;
}
Jim_FreeIntRep(interp, objPtr);
}
objPtr->typePtr = &doubleObjType;
objPtr->internalRep.doubleValue = doubleValue;
return JIM_OK;
}
int Jim_GetDouble(Jim_Interp *interp, Jim_Obj *objPtr, double *doublePtr)
{
if (objPtr->typePtr == &coercedDoubleObjType) {
*doublePtr = JimWideValue(objPtr);
return JIM_OK;
}
if (objPtr->typePtr != &doubleObjType && SetDoubleFromAny(interp, objPtr) == JIM_ERR)
return JIM_ERR;
if (objPtr->typePtr == &coercedDoubleObjType) {
*doublePtr = JimWideValue(objPtr);
}
else {
*doublePtr = objPtr->internalRep.doubleValue;
}
return JIM_OK;
}
Jim_Obj *Jim_NewDoubleObj(Jim_Interp *interp, double doubleValue)
{
Jim_Obj *objPtr;
objPtr = Jim_NewObj(interp);
objPtr->typePtr = &doubleObjType;
objPtr->bytes = NULL;
objPtr->internalRep.doubleValue = doubleValue;
return objPtr;
}
static int SetBooleanFromAny(Jim_Interp *interp, Jim_Obj *objPtr, int flags);
int Jim_GetBoolean(Jim_Interp *interp, Jim_Obj *objPtr, int * booleanPtr)
{
if (objPtr->typePtr != &intObjType && SetBooleanFromAny(interp, objPtr, JIM_ERRMSG) == JIM_ERR)
return JIM_ERR;
*booleanPtr = (int) JimWideValue(objPtr);
return JIM_OK;
}
static const char * const jim_true_false_strings[8] = {
"1", "true", "yes", "on",
"0", "false", "no", "off"
};
static const int jim_true_false_lens[8] = {
1, 4, 3, 2,
1, 5, 2, 3,
};
static int SetBooleanFromAny(Jim_Interp *interp, Jim_Obj *objPtr, int flags)
{
int index = Jim_FindByName(Jim_String(objPtr), jim_true_false_strings,
sizeof(jim_true_false_strings) / sizeof(*jim_true_false_strings));
if (index < 0) {
if (flags & JIM_ERRMSG) {
Jim_SetResultFormatted(interp, "expected boolean but got \"%#s\"", objPtr);
}
return JIM_ERR;
}
Jim_FreeIntRep(interp, objPtr);
objPtr->typePtr = &intObjType;
objPtr->internalRep.wideValue = index < 4 ? 1 : 0;
return JIM_OK;
}
static void ListInsertElements(Jim_Obj *listPtr, int idx, int elemc, Jim_Obj *const *elemVec);
static void ListAppendElement(Jim_Obj *listPtr, Jim_Obj *objPtr);
static void FreeListInternalRep(Jim_Interp *interp, Jim_Obj *objPtr);
static void DupListInternalRep(Jim_Interp *interp, Jim_Obj *srcPtr, Jim_Obj *dupPtr);
static void UpdateStringOfList(struct Jim_Obj *objPtr);
static int SetListFromAny(Jim_Interp *interp, struct Jim_Obj *objPtr);
static const Jim_ObjType listObjType = {
"list",
FreeListInternalRep,
DupListInternalRep,
UpdateStringOfList,
JIM_TYPE_NONE,
};
void FreeListInternalRep(Jim_Interp *interp, Jim_Obj *objPtr)
{
int i;
for (i = 0; i < objPtr->internalRep.listValue.len; i++) {
Jim_DecrRefCount(interp, objPtr->internalRep.listValue.ele[i]);
}
Jim_Free(objPtr->internalRep.listValue.ele);
}
void DupListInternalRep(Jim_Interp *interp, Jim_Obj *srcPtr, Jim_Obj *dupPtr)
{
int i;
JIM_NOTUSED(interp);
dupPtr->internalRep.listValue.len = srcPtr->internalRep.listValue.len;
dupPtr->internalRep.listValue.maxLen = srcPtr->internalRep.listValue.maxLen;
dupPtr->internalRep.listValue.ele =
Jim_Alloc(sizeof(Jim_Obj *) * srcPtr->internalRep.listValue.maxLen);
memcpy(dupPtr->internalRep.listValue.ele, srcPtr->internalRep.listValue.ele,
sizeof(Jim_Obj *) * srcPtr->internalRep.listValue.len);
for (i = 0; i < dupPtr->internalRep.listValue.len; i++) {
Jim_IncrRefCount(dupPtr->internalRep.listValue.ele[i]);
}
dupPtr->typePtr = &listObjType;
}
#define JIM_ELESTR_SIMPLE 0
#define JIM_ELESTR_BRACE 1
#define JIM_ELESTR_QUOTE 2
static unsigned char ListElementQuotingType(const char *s, int len)
{
int i, level, blevel, trySimple = 1;
if (len == 0)
return JIM_ELESTR_BRACE;
if (s[0] == '"' || s[0] == '{') {
trySimple = 0;
goto testbrace;
}
for (i = 0; i < len; i++) {
switch (s[i]) {
case ' ':
case '$':
case '"':
case '[':
case ']':
case ';':
case '\\':
case '\r':
case '\n':
case '\t':
case '\f':
case '\v':
trySimple = 0;
case '{':
case '}':
goto testbrace;
}
}
return JIM_ELESTR_SIMPLE;
testbrace:
if (s[len - 1] == '\\')
return JIM_ELESTR_QUOTE;
level = 0;
blevel = 0;
for (i = 0; i < len; i++) {
switch (s[i]) {
case '{':
level++;
break;
case '}':
level--;
if (level < 0)
return JIM_ELESTR_QUOTE;
break;
case '[':
blevel++;
break;
case ']':
blevel--;
break;
case '\\':
if (s[i + 1] == '\n')
return JIM_ELESTR_QUOTE;
else if (s[i + 1] != '\0')
i++;
break;
}
}
if (blevel < 0) {
return JIM_ELESTR_QUOTE;
}
if (level == 0) {
if (!trySimple)
return JIM_ELESTR_BRACE;
for (i = 0; i < len; i++) {
switch (s[i]) {
case ' ':
case '$':
case '"':
case '[':
case ']':
case ';':
case '\\':
case '\r':
case '\n':
case '\t':
case '\f':
case '\v':
return JIM_ELESTR_BRACE;
break;
}
}
return JIM_ELESTR_SIMPLE;
}
return JIM_ELESTR_QUOTE;
}
static int BackslashQuoteString(const char *s, int len, char *q)
{
char *p = q;
while (len--) {
switch (*s) {
case ' ':
case '$':
case '"':
case '[':
case ']':
case '{':
case '}':
case ';':
case '\\':
*p++ = '\\';
*p++ = *s++;
break;
case '\n':
*p++ = '\\';
*p++ = 'n';
s++;
break;
case '\r':
*p++ = '\\';
*p++ = 'r';
s++;
break;
case '\t':
*p++ = '\\';
*p++ = 't';
s++;
break;
case '\f':
*p++ = '\\';
*p++ = 'f';
s++;
break;
case '\v':
*p++ = '\\';
*p++ = 'v';
s++;
break;
default:
*p++ = *s++;
break;
}
}
*p = '\0';
return p - q;
}
static void JimMakeListStringRep(Jim_Obj *objPtr, Jim_Obj **objv, int objc)
{
#define STATIC_QUOTING_LEN 32
int i, bufLen, realLength;
const char *strRep;
char *p;
unsigned char *quotingType, staticQuoting[STATIC_QUOTING_LEN];
if (objc > STATIC_QUOTING_LEN) {
quotingType = Jim_Alloc(objc);
}
else {
quotingType = staticQuoting;
}
bufLen = 0;
for (i = 0; i < objc; i++) {
int len;
strRep = Jim_GetString(objv[i], &len);
quotingType[i] = ListElementQuotingType(strRep, len);
switch (quotingType[i]) {
case JIM_ELESTR_SIMPLE:
if (i != 0 || strRep[0] != '#') {
bufLen += len;
break;
}
quotingType[i] = JIM_ELESTR_BRACE;
case JIM_ELESTR_BRACE:
bufLen += len + 2;
break;
case JIM_ELESTR_QUOTE:
bufLen += len * 2;
break;
}
bufLen++;
}
bufLen++;
p = objPtr->bytes = Jim_Alloc(bufLen + 1);
realLength = 0;
for (i = 0; i < objc; i++) {
int len, qlen;
strRep = Jim_GetString(objv[i], &len);
switch (quotingType[i]) {
case JIM_ELESTR_SIMPLE:
memcpy(p, strRep, len);
p += len;
realLength += len;
break;
case JIM_ELESTR_BRACE:
*p++ = '{';
memcpy(p, strRep, len);
p += len;
*p++ = '}';
realLength += len + 2;
break;
case JIM_ELESTR_QUOTE:
if (i == 0 && strRep[0] == '#') {
*p++ = '\\';
realLength++;
}
qlen = BackslashQuoteString(strRep, len, p);
p += qlen;
realLength += qlen;
break;
}
if (i + 1 != objc) {
*p++ = ' ';
realLength++;
}
}
*p = '\0';
objPtr->length = realLength;
if (quotingType != staticQuoting) {
Jim_Free(quotingType);
}
}
static void UpdateStringOfList(struct Jim_Obj *objPtr)
{
JimMakeListStringRep(objPtr, objPtr->internalRep.listValue.ele, objPtr->internalRep.listValue.len);
}
static int SetListFromAny(Jim_Interp *interp, struct Jim_Obj *objPtr)
{
struct JimParserCtx parser;
const char *str;
int strLen;
Jim_Obj *fileNameObj;
int linenr;
if (objPtr->typePtr == &listObjType) {
return JIM_OK;
}
if (Jim_IsDict(objPtr) && objPtr->bytes == NULL) {
Jim_Dict *dict = objPtr->internalRep.dictValue;
objPtr->typePtr = &listObjType;
objPtr->internalRep.listValue.len = dict->len;
objPtr->internalRep.listValue.maxLen = dict->maxLen;
objPtr->internalRep.listValue.ele = dict->table;
Jim_Free(dict->ht);
Jim_Free(dict);
return JIM_OK;
}
fileNameObj = Jim_GetSourceInfo(interp, objPtr, &linenr);
Jim_IncrRefCount(fileNameObj);
str = Jim_GetString(objPtr, &strLen);
Jim_FreeIntRep(interp, objPtr);
objPtr->typePtr = &listObjType;
objPtr->internalRep.listValue.len = 0;
objPtr->internalRep.listValue.maxLen = 0;
objPtr->internalRep.listValue.ele = NULL;
if (strLen) {
JimParserInit(&parser, str, strLen, linenr);
while (!parser.eof) {
Jim_Obj *elementPtr;
JimParseList(&parser);
if (parser.tt != JIM_TT_STR && parser.tt != JIM_TT_ESC)
continue;
elementPtr = JimParserGetTokenObj(interp, &parser);
Jim_SetSourceInfo(interp, elementPtr, fileNameObj, parser.tline);
ListAppendElement(objPtr, elementPtr);
}
}
Jim_DecrRefCount(interp, fileNameObj);
return JIM_OK;
}
Jim_Obj *Jim_NewListObj(Jim_Interp *interp, Jim_Obj *const *elements, int len)
{
Jim_Obj *objPtr;
objPtr = Jim_NewObj(interp);
objPtr->typePtr = &listObjType;
objPtr->bytes = NULL;
objPtr->internalRep.listValue.ele = NULL;
objPtr->internalRep.listValue.len = 0;
objPtr->internalRep.listValue.maxLen = 0;
if (len) {
ListInsertElements(objPtr, 0, len, elements);
}
return objPtr;
}
static void JimListGetElements(Jim_Interp *interp, Jim_Obj *listObj, int *listLen,
Jim_Obj ***listVec)
{
*listLen = Jim_ListLength(interp, listObj);
*listVec = listObj->internalRep.listValue.ele;
}
static int JimSign(jim_wide w)
{
if (w == 0) {
return 0;
}
else if (w < 0) {
return -1;
}
return 1;
}
struct lsort_info {
jmp_buf jmpbuf;
Jim_Obj *command;
Jim_Interp *interp;
enum {
JIM_LSORT_ASCII,
JIM_LSORT_NOCASE,
JIM_LSORT_INTEGER,
JIM_LSORT_REAL,
JIM_LSORT_COMMAND,
JIM_LSORT_DICT
} type;
int order;
Jim_Obj **indexv;
int indexc;
int unique;
int (*subfn)(Jim_Obj **, Jim_Obj **);
};
static struct lsort_info *sort_info;
static int ListSortIndexHelper(Jim_Obj **lhsObj, Jim_Obj **rhsObj)
{
Jim_Obj *lObj, *rObj;
if (Jim_ListIndices(sort_info->interp, *lhsObj, sort_info->indexv, sort_info->indexc, &lObj, JIM_ERRMSG) != JIM_OK ||
Jim_ListIndices(sort_info->interp, *rhsObj, sort_info->indexv, sort_info->indexc, &rObj, JIM_ERRMSG) != JIM_OK) {
longjmp(sort_info->jmpbuf, JIM_ERR);
}
return sort_info->subfn(&lObj, &rObj);
}
static int ListSortString(Jim_Obj **lhsObj, Jim_Obj **rhsObj)
{
return Jim_StringCompareObj(sort_info->interp, *lhsObj, *rhsObj, 0) * sort_info->order;
}
static int ListSortStringNoCase(Jim_Obj **lhsObj, Jim_Obj **rhsObj)
{
return Jim_StringCompareObj(sort_info->interp, *lhsObj, *rhsObj, 1) * sort_info->order;
}
static int ListSortDict(Jim_Obj **lhsObj, Jim_Obj **rhsObj)
{
const char *left = Jim_String(*lhsObj);
const char *right = Jim_String(*rhsObj);
while (1) {
if (isdigit(UCHAR(*left)) && isdigit(UCHAR(*right))) {
jim_wide lint, rint;
char *lend, *rend;
lint = jim_strtoull(left, &lend);
rint = jim_strtoull(right, &rend);
if (lint != rint) {
return JimSign(lint - rint) * sort_info->order;
}
if (lend -left != rend - right) {
return JimSign((lend - left) - (rend - right)) * sort_info->order;
}
left = lend;
right = rend;
}
else {
int cl, cr;
left += utf8_tounicode_case(left, &cl, 1);
right += utf8_tounicode_case(right, &cr, 1);
if (cl != cr) {
return JimSign(cl - cr) * sort_info->order;
}
if (cl == 0) {
return Jim_StringCompareObj(sort_info->interp, *lhsObj, *rhsObj, 0) * sort_info->order;
}
}
}
}
static int ListSortInteger(Jim_Obj **lhsObj, Jim_Obj **rhsObj)
{
jim_wide lhs = 0, rhs = 0;
if (Jim_GetWide(sort_info->interp, *lhsObj, &lhs) != JIM_OK ||
Jim_GetWide(sort_info->interp, *rhsObj, &rhs) != JIM_OK) {
longjmp(sort_info->jmpbuf, JIM_ERR);
}
return JimSign(lhs - rhs) * sort_info->order;
}
static int ListSortReal(Jim_Obj **lhsObj, Jim_Obj **rhsObj)
{
double lhs = 0, rhs = 0;
if (Jim_GetDouble(sort_info->interp, *lhsObj, &lhs) != JIM_OK ||
Jim_GetDouble(sort_info->interp, *rhsObj, &rhs) != JIM_OK) {
longjmp(sort_info->jmpbuf, JIM_ERR);
}
if (lhs == rhs) {
return 0;
}
if (lhs > rhs) {
return sort_info->order;
}
return -sort_info->order;
}
static int ListSortCommand(Jim_Obj **lhsObj, Jim_Obj **rhsObj)
{
Jim_Obj *compare_script;
int rc;
jim_wide ret = 0;
compare_script = Jim_DuplicateObj(sort_info->interp, sort_info->command);
Jim_ListAppendElement(sort_info->interp, compare_script, *lhsObj);
Jim_ListAppendElement(sort_info->interp, compare_script, *rhsObj);
rc = Jim_EvalObj(sort_info->interp, compare_script);
if (rc != JIM_OK || Jim_GetWide(sort_info->interp, Jim_GetResult(sort_info->interp), &ret) != JIM_OK) {
longjmp(sort_info->jmpbuf, rc);
}
return JimSign(ret) * sort_info->order;
}
static void ListRemoveDuplicates(Jim_Obj *listObjPtr, int (*comp)(Jim_Obj **lhs, Jim_Obj **rhs))
{
int src;
int dst = 0;
Jim_Obj **ele = listObjPtr->internalRep.listValue.ele;
for (src = 1; src < listObjPtr->internalRep.listValue.len; src++) {
if (comp(&ele[dst], &ele[src]) == 0) {
Jim_DecrRefCount(sort_info->interp, ele[dst]);
}
else {
dst++;
}
ele[dst] = ele[src];
}
dst++;
if (dst < listObjPtr->internalRep.listValue.len) {
ele[dst] = ele[src];
}
listObjPtr->internalRep.listValue.len = dst;
}
static int ListSortElements(Jim_Interp *interp, Jim_Obj *listObjPtr, struct lsort_info *info)
{
struct lsort_info *prev_info;
typedef int (qsort_comparator) (const void *, const void *);
int (*fn) (Jim_Obj **, Jim_Obj **);
Jim_Obj **vector;
int len;
int rc;
JimPanic((Jim_IsShared(listObjPtr), "ListSortElements called with shared object"));
SetListFromAny(interp, listObjPtr);
prev_info = sort_info;
sort_info = info;
vector = listObjPtr->internalRep.listValue.ele;
len = listObjPtr->internalRep.listValue.len;
switch (info->type) {
case JIM_LSORT_ASCII:
fn = ListSortString;
break;
case JIM_LSORT_NOCASE:
fn = ListSortStringNoCase;
break;
case JIM_LSORT_INTEGER:
fn = ListSortInteger;
break;
case JIM_LSORT_REAL:
fn = ListSortReal;
break;
case JIM_LSORT_COMMAND:
fn = ListSortCommand;
break;
case JIM_LSORT_DICT:
fn = ListSortDict;
break;
default:
fn = NULL;
JimPanic((1, "ListSort called with invalid sort type"));
return -1;
}
if (info->indexc) {
info->subfn = fn;
fn = ListSortIndexHelper;
}
if ((rc = setjmp(info->jmpbuf)) == 0) {
qsort(vector, len, sizeof(Jim_Obj *), (qsort_comparator *) fn);
if (info->unique && len > 1) {
ListRemoveDuplicates(listObjPtr, fn);
}
Jim_InvalidateStringRep(listObjPtr);
}
sort_info = prev_info;
return rc;
}
static void ListEnsureLength(Jim_Obj *listPtr, int idx)
{
assert(idx >= 0);
if (idx >= listPtr->internalRep.listValue.maxLen) {
if (idx < 4) {
idx = 4;
}
listPtr->internalRep.listValue.ele = Jim_Realloc(listPtr->internalRep.listValue.ele,
sizeof(Jim_Obj *) * idx);
listPtr->internalRep.listValue.maxLen = idx;
}
}
static void ListInsertElements(Jim_Obj *listPtr, int idx, int elemc, Jim_Obj *const *elemVec)
{
int currentLen = listPtr->internalRep.listValue.len;
int requiredLen = currentLen + elemc;
int i;
Jim_Obj **point;
if (elemc == 0) {
return;
}
if (requiredLen > listPtr->internalRep.listValue.maxLen) {
if (currentLen) {
requiredLen *= 2;
}
ListEnsureLength(listPtr, requiredLen);
}
if (idx < 0) {
idx = currentLen;
}
point = listPtr->internalRep.listValue.ele + idx;
memmove(point + elemc, point, (currentLen - idx) * sizeof(Jim_Obj *));
for (i = 0; i < elemc; ++i) {
point[i] = elemVec[i];
Jim_IncrRefCount(point[i]);
}
listPtr->internalRep.listValue.len += elemc;
}
static void ListAppendElement(Jim_Obj *listPtr, Jim_Obj *objPtr)
{
ListInsertElements(listPtr, -1, 1, &objPtr);
}
static void ListAppendList(Jim_Obj *listPtr, Jim_Obj *appendListPtr)
{
ListInsertElements(listPtr, -1,
appendListPtr->internalRep.listValue.len, appendListPtr->internalRep.listValue.ele);
}
void Jim_ListAppendElement(Jim_Interp *interp, Jim_Obj *listPtr, Jim_Obj *objPtr)
{
JimPanic((Jim_IsShared(listPtr), "Jim_ListAppendElement called with shared object"));
SetListFromAny(interp, listPtr);
Jim_InvalidateStringRep(listPtr);
ListAppendElement(listPtr, objPtr);
}
void Jim_ListAppendList(Jim_Interp *interp, Jim_Obj *listPtr, Jim_Obj *appendListPtr)
{
JimPanic((Jim_IsShared(listPtr), "Jim_ListAppendList called with shared object"));
SetListFromAny(interp, listPtr);
SetListFromAny(interp, appendListPtr);
Jim_InvalidateStringRep(listPtr);
ListAppendList(listPtr, appendListPtr);
}
int Jim_ListLength(Jim_Interp *interp, Jim_Obj *objPtr)
{
SetListFromAny(interp, objPtr);
return objPtr->internalRep.listValue.len;
}
void Jim_ListInsertElements(Jim_Interp *interp, Jim_Obj *listPtr, int idx,
int objc, Jim_Obj *const *objVec)
{
JimPanic((Jim_IsShared(listPtr), "Jim_ListInsertElement called with shared object"));
SetListFromAny(interp, listPtr);
if (idx >= 0 && idx > listPtr->internalRep.listValue.len)
idx = listPtr->internalRep.listValue.len;
else if (idx < 0)
idx = 0;
Jim_InvalidateStringRep(listPtr);
ListInsertElements(listPtr, idx, objc, objVec);
}
Jim_Obj *Jim_ListGetIndex(Jim_Interp *interp, Jim_Obj *listPtr, int idx)
{
SetListFromAny(interp, listPtr);
if ((idx >= 0 && idx >= listPtr->internalRep.listValue.len) ||
(idx < 0 && (-idx - 1) >= listPtr->internalRep.listValue.len)) {
return NULL;
}
if (idx < 0)
idx = listPtr->internalRep.listValue.len + idx;
return listPtr->internalRep.listValue.ele[idx];
}
int Jim_ListIndex(Jim_Interp *interp, Jim_Obj *listPtr, int idx, Jim_Obj **objPtrPtr, int flags)
{
*objPtrPtr = Jim_ListGetIndex(interp, listPtr, idx);
if (*objPtrPtr == NULL) {
if (flags & JIM_ERRMSG) {
Jim_SetResultString(interp, "list index out of range", -1);
}
return JIM_ERR;
}
return JIM_OK;
}
static int Jim_ListIndices(Jim_Interp *interp, Jim_Obj *listPtr,
Jim_Obj *const *indexv, int indexc, Jim_Obj **resultObj, int flags)
{
int i;
int static_idxes[5];
int *idxes = static_idxes;
int ret = JIM_OK;
if (indexc > sizeof(static_idxes) / sizeof(*static_idxes)) {
idxes = Jim_Alloc(indexc * sizeof(*idxes));
}
for (i = 0; i < indexc; i++) {
ret = Jim_GetIndex(interp, indexv[i], &idxes[i]);
if (ret != JIM_OK) {
goto err;
}
}
for (i = 0; i < indexc; i++) {
Jim_Obj *objPtr = Jim_ListGetIndex(interp, listPtr, idxes[i]);
if (!objPtr) {
if (flags & JIM_ERRMSG) {
if (idxes[i] < 0 || idxes[i] > Jim_ListLength(interp, listPtr)) {
Jim_SetResultFormatted(interp, "index \"%#s\" out of range", indexv[i]);
}
else {
Jim_SetResultFormatted(interp, "element %#s missing from sublist \"%#s\"", indexv[i], listPtr);
}
}
return -1;
}
listPtr = objPtr;
}
*resultObj = listPtr;
err:
if (idxes != static_idxes)
Jim_Free(idxes);
return ret;
}
static int ListSetIndex(Jim_Interp *interp, Jim_Obj *listPtr, int idx,
Jim_Obj *newObjPtr, int flags)
{
SetListFromAny(interp, listPtr);
if ((idx >= 0 && idx >= listPtr->internalRep.listValue.len) ||
(idx < 0 && (-idx - 1) >= listPtr->internalRep.listValue.len)) {
if (flags & JIM_ERRMSG) {
Jim_SetResultString(interp, "list index out of range", -1);
}
return JIM_ERR;
}
if (idx < 0)
idx = listPtr->internalRep.listValue.len + idx;
Jim_DecrRefCount(interp, listPtr->internalRep.listValue.ele[idx]);
listPtr->internalRep.listValue.ele[idx] = newObjPtr;
Jim_IncrRefCount(newObjPtr);
return JIM_OK;
}
int Jim_ListSetIndex(Jim_Interp *interp, Jim_Obj *varNamePtr,
Jim_Obj *const *indexv, int indexc, Jim_Obj *newObjPtr)
{
Jim_Obj *varObjPtr, *objPtr, *listObjPtr;
int shared, i, idx;
varObjPtr = objPtr = Jim_GetVariable(interp, varNamePtr, JIM_ERRMSG | JIM_UNSHARED);
if (objPtr == NULL)
return JIM_ERR;
if ((shared = Jim_IsShared(objPtr)))
varObjPtr = objPtr = Jim_DuplicateObj(interp, objPtr);
for (i = 0; i < indexc - 1; i++) {
listObjPtr = objPtr;
if (Jim_GetIndex(interp, indexv[i], &idx) != JIM_OK)
goto err;
objPtr = Jim_ListGetIndex(interp, listObjPtr, idx);
if (objPtr == NULL) {
Jim_SetResultFormatted(interp, "index \"%#s\" out of range", indexv[i]);
goto err;
}
if (Jim_IsShared(objPtr)) {
objPtr = Jim_DuplicateObj(interp, objPtr);
ListSetIndex(interp, listObjPtr, idx, objPtr, JIM_NONE);
}
Jim_InvalidateStringRep(listObjPtr);
}
if (Jim_GetIndex(interp, indexv[indexc - 1], &idx) != JIM_OK)
goto err;
if (ListSetIndex(interp, objPtr, idx, newObjPtr, JIM_ERRMSG) == JIM_ERR)
goto err;
Jim_InvalidateStringRep(objPtr);
Jim_InvalidateStringRep(varObjPtr);
if (Jim_SetVariable(interp, varNamePtr, varObjPtr) != JIM_OK)
goto err;
Jim_SetResult(interp, varObjPtr);
return JIM_OK;
err:
if (shared) {
Jim_FreeNewObj(interp, varObjPtr);
}
return JIM_ERR;
}
Jim_Obj *Jim_ListJoin(Jim_Interp *interp, Jim_Obj *listObjPtr, const char *joinStr, int joinStrLen)
{
int i;
int listLen = Jim_ListLength(interp, listObjPtr);
Jim_Obj *resObjPtr = Jim_NewEmptyStringObj(interp);
for (i = 0; i < listLen; ) {
Jim_AppendObj(interp, resObjPtr, Jim_ListGetIndex(interp, listObjPtr, i));
if (++i != listLen) {
Jim_AppendString(interp, resObjPtr, joinStr, joinStrLen);
}
}
return resObjPtr;
}
Jim_Obj *Jim_ConcatObj(Jim_Interp *interp, int objc, Jim_Obj *const *objv)
{
int i;
for (i = 0; i < objc; i++) {
if (!Jim_IsList(objv[i]))
break;
}
if (i == objc) {
Jim_Obj *objPtr = Jim_NewListObj(interp, NULL, 0);
for (i = 0; i < objc; i++)
ListAppendList(objPtr, objv[i]);
return objPtr;
}
else {
int len = 0, objLen;
char *bytes, *p;
for (i = 0; i < objc; i++) {
len += Jim_Length(objv[i]);
}
if (objc)
len += objc - 1;
p = bytes = Jim_Alloc(len + 1);
for (i = 0; i < objc; i++) {
const char *s = Jim_GetString(objv[i], &objLen);
while (objLen && isspace(UCHAR(*s))) {
s++;
objLen--;
len--;
}
while (objLen && isspace(UCHAR(s[objLen - 1]))) {
if (objLen > 1 && s[objLen - 2] == '\\') {
break;
}
objLen--;
len--;
}
memcpy(p, s, objLen);
p += objLen;
if (i + 1 != objc) {
if (objLen)
*p++ = ' ';
else {
len--;
}
}
}
*p = '\0';
return Jim_NewStringObjNoAlloc(interp, bytes, len);
}
}
Jim_Obj *Jim_ListRange(Jim_Interp *interp, Jim_Obj *listObjPtr, Jim_Obj *firstObjPtr,
Jim_Obj *lastObjPtr)
{
int first, last;
int len, rangeLen;
if (Jim_GetIndex(interp, firstObjPtr, &first) != JIM_OK ||
Jim_GetIndex(interp, lastObjPtr, &last) != JIM_OK)
return NULL;
len = Jim_ListLength(interp, listObjPtr);
first = JimRelToAbsIndex(len, first);
last = JimRelToAbsIndex(len, last);
JimRelToAbsRange(len, &first, &last, &rangeLen);
if (first == 0 && last == len) {
return listObjPtr;
}
return Jim_NewListObj(interp, listObjPtr->internalRep.listValue.ele + first, rangeLen);
}
static void FreeDictInternalRep(Jim_Interp *interp, Jim_Obj *objPtr);
static void DupDictInternalRep(Jim_Interp *interp, Jim_Obj *srcPtr, Jim_Obj *dupPtr);
static void UpdateStringOfDict(struct Jim_Obj *objPtr);
static int SetDictFromAny(Jim_Interp *interp, struct Jim_Obj *objPtr);
static const Jim_ObjType dictObjType = {
"dict",
FreeDictInternalRep,
DupDictInternalRep,
UpdateStringOfDict,
JIM_TYPE_NONE,
};
static void JimFreeDict(Jim_Interp *interp, Jim_Dict *dict)
{
int i;
for (i = 0; i < dict->len; i++) {
Jim_DecrRefCount(interp, dict->table[i]);
}
Jim_Free(dict->table);
Jim_Free(dict->ht);
Jim_Free(dict);
}
enum {
DICT_HASH_FIND = -1,
DICT_HASH_REMOVE = -2,
DICT_HASH_ADD = -3,
};
static int JimDictHashFind(Jim_Dict *dict, Jim_Obj *keyObjPtr, int op_tvoffset)
{
unsigned h = (JimObjectHTHashFunction(keyObjPtr) + dict->uniq);
unsigned idx = h & dict->sizemask;
int tvoffset = 0;
unsigned peturb = h;
unsigned first_removed = ~0;
if (dict->len) {
while ((tvoffset = dict->ht[idx].offset)) {
if (tvoffset == -1) {
if (first_removed == ~0) {
first_removed = idx;
}
}
else if (dict->ht[idx].hash == h) {
if (Jim_StringEqObj(keyObjPtr, dict->table[tvoffset - 1])) {
break;
}
}
peturb >>= 5;
idx = (5 * idx + 1 + peturb) & dict->sizemask;
}
}
switch (op_tvoffset) {
case DICT_HASH_FIND:
break;
case DICT_HASH_REMOVE:
if (tvoffset) {
dict->ht[idx].offset = -1;
dict->dummy++;
}
break;
case DICT_HASH_ADD:
if (tvoffset == 0) {
if (first_removed != ~0) {
idx = first_removed;
dict->dummy--;
}
dict->ht[idx].offset = dict->len + 1;
dict->ht[idx].hash = h;
}
break;
default:
assert(tvoffset);
dict->ht[idx].offset = op_tvoffset;
break;
}
return tvoffset;
}
static void JimDictExpandHashTable(Jim_Dict *dict, unsigned int size)
{
int i;
struct JimDictHashEntry *prevht = dict->ht;
int prevsize = dict->size;
dict->size = JimHashTableNextPower(size);
dict->sizemask = dict->size - 1;
dict->ht = Jim_Alloc(dict->size * sizeof(*dict->ht));
memset(dict->ht, 0, dict->size * sizeof(*dict->ht));
for (i = 0; i < prevsize; i++) {
if (prevht[i].offset > 0) {
unsigned h = prevht[i].hash;
unsigned idx = h & dict->sizemask;
unsigned peturb = h;
while (dict->ht[idx].offset) {
peturb >>= 5;
idx = (5 * idx + 1 + peturb) & dict->sizemask;
}
dict->ht[idx].offset = prevht[i].offset;
dict->ht[idx].hash = h;
}
}
Jim_Free(prevht);
}
static int JimDictAdd(Jim_Dict *dict, Jim_Obj *keyObjPtr)
{
if (dict->size <= dict->len + dict->dummy) {
JimDictExpandHashTable(dict, dict->size ? dict->size * 2 : 8);
}
return JimDictHashFind(dict, keyObjPtr, DICT_HASH_ADD);
}
static Jim_Dict *JimDictNew(Jim_Interp *interp, int table_size, int ht_size)
{
Jim_Dict *dict = Jim_Alloc(sizeof(*dict));
memset(dict, 0, sizeof(*dict));
if (ht_size) {
JimDictExpandHashTable(dict, ht_size);
}
if (table_size) {
dict->table = Jim_Alloc(table_size * sizeof(*dict->table));
dict->maxLen = table_size;
}
#ifdef JIM_RANDOMISE_HASH
dict->uniq = (rand() ^ time(NULL) ^ clock());
#endif
return dict;
}
static void FreeDictInternalRep(Jim_Interp *interp, Jim_Obj *objPtr)
{
JimFreeDict(interp, objPtr->internalRep.dictValue);
}
static void DupDictInternalRep(Jim_Interp *interp, Jim_Obj *srcPtr, Jim_Obj *dupPtr)
{
Jim_Dict *oldDict = srcPtr->internalRep.dictValue;
int i;
Jim_Dict *newDict = JimDictNew(interp, oldDict->maxLen, oldDict->size);
for (i = 0; i < oldDict->len; i++) {
newDict->table[i] = oldDict->table[i];
Jim_IncrRefCount(newDict->table[i]);
}
newDict->len = oldDict->len;
newDict->uniq = oldDict->uniq;
memcpy(newDict->ht, oldDict->ht, sizeof(*oldDict->ht) * oldDict->size);
dupPtr->internalRep.dictValue = newDict;
dupPtr->typePtr = &dictObjType;
}
static void UpdateStringOfDict(struct Jim_Obj *objPtr)
{
JimMakeListStringRep(objPtr, objPtr->internalRep.dictValue->table, objPtr->internalRep.dictValue->len);
}
static int SetDictFromAny(Jim_Interp *interp, struct Jim_Obj *objPtr)
{
int listlen;
if (objPtr->typePtr == &dictObjType) {
return JIM_OK;
}
if (Jim_IsList(objPtr) && Jim_IsShared(objPtr)) {
Jim_String(objPtr);
}
listlen = Jim_ListLength(interp, objPtr);
if (listlen % 2) {
Jim_SetResultString(interp, "missing value to go with key", -1);
return JIM_ERR;
}
else {
Jim_Dict *dict = JimDictNew(interp, 0, listlen);
int i;
dict->table = objPtr->internalRep.listValue.ele;
dict->maxLen = objPtr->internalRep.listValue.maxLen;
for (i = 0; i < listlen; i += 2) {
int tvoffset = JimDictAdd(dict, dict->table[i]);
if (tvoffset) {
Jim_DecrRefCount(interp, dict->table[tvoffset]);
dict->table[tvoffset] = dict->table[i + 1];
Jim_DecrRefCount(interp, dict->table[i]);
}
else {
if (dict->len != i) {
dict->table[dict->len++] = dict->table[i];
dict->table[dict->len++] = dict->table[i + 1];
}
else {
dict->len += 2;
}
}
}
objPtr->typePtr = &dictObjType;
objPtr->internalRep.dictValue = dict;
return JIM_OK;
}
}
static int DictAddElement(Jim_Interp *interp, Jim_Obj *objPtr,
Jim_Obj *keyObjPtr, Jim_Obj *valueObjPtr)
{
Jim_Dict *dict = objPtr->internalRep.dictValue;
if (valueObjPtr == NULL) {
int tvoffset = JimDictHashFind(dict, keyObjPtr, DICT_HASH_REMOVE);
if (tvoffset) {
Jim_DecrRefCount(interp, dict->table[tvoffset - 1]);
Jim_DecrRefCount(interp, dict->table[tvoffset]);
dict->len -= 2;
if (tvoffset != dict->len + 1) {
dict->table[tvoffset - 1] = dict->table[dict->len];
dict->table[tvoffset] = dict->table[dict->len + 1];
JimDictHashFind(dict, dict->table[tvoffset - 1], tvoffset);
}
return JIM_OK;
}
return JIM_ERR;
}
else {
int tvoffset = JimDictAdd(dict, keyObjPtr);
if (tvoffset) {
Jim_IncrRefCount(valueObjPtr);
Jim_DecrRefCount(interp, dict->table[tvoffset]);
dict->table[tvoffset] = valueObjPtr;
}
else {
if (dict->maxLen == dict->len) {
if (dict->maxLen < 4) {
dict->maxLen = 4;
}
else {
dict->maxLen *= 2;
}
dict->table = Jim_Realloc(dict->table, dict->maxLen * sizeof(*dict->table));
}
Jim_IncrRefCount(keyObjPtr);
Jim_IncrRefCount(valueObjPtr);
dict->table[dict->len++] = keyObjPtr;
dict->table[dict->len++] = valueObjPtr;
}
return JIM_OK;
}
}
int Jim_DictAddElement(Jim_Interp *interp, Jim_Obj *objPtr,
Jim_Obj *keyObjPtr, Jim_Obj *valueObjPtr)
{
JimPanic((Jim_IsShared(objPtr), "Jim_DictAddElement called with shared object"));
if (SetDictFromAny(interp, objPtr) != JIM_OK) {
return JIM_ERR;
}
Jim_InvalidateStringRep(objPtr);
return DictAddElement(interp, objPtr, keyObjPtr, valueObjPtr);
}
Jim_Obj *Jim_NewDictObj(Jim_Interp *interp, Jim_Obj *const *elements, int len)
{
Jim_Obj *objPtr;
int i;
JimPanic((len % 2, "Jim_NewDictObj() 'len' argument must be even"));
objPtr = Jim_NewObj(interp);
objPtr->typePtr = &dictObjType;
objPtr->bytes = NULL;
objPtr->internalRep.dictValue = JimDictNew(interp, len, len);
for (i = 0; i < len; i += 2)
DictAddElement(interp, objPtr, elements[i], elements[i + 1]);
return objPtr;
}
int Jim_DictKey(Jim_Interp *interp, Jim_Obj *dictPtr, Jim_Obj *keyPtr,
Jim_Obj **objPtrPtr, int flags)
{
int tvoffset;
Jim_Dict *dict;
if (SetDictFromAny(interp, dictPtr) != JIM_OK) {
return -1;
}
dict = dictPtr->internalRep.dictValue;
tvoffset = JimDictHashFind(dict, keyPtr, DICT_HASH_FIND);
if (tvoffset == 0) {
if (flags & JIM_ERRMSG) {
Jim_SetResultFormatted(interp, "key \"%#s\" not known in dictionary", keyPtr);
}
return JIM_ERR;
}
*objPtrPtr = dict->table[tvoffset];
return JIM_OK;
}
Jim_Obj **Jim_DictPairs(Jim_Interp *interp, Jim_Obj *dictPtr, int *len)
{
if (Jim_IsList(dictPtr)) {
Jim_Obj **table;
JimListGetElements(interp, dictPtr, len, &table);
if (*len % 2 == 0) {
return table;
}
}
if (SetDictFromAny(interp, dictPtr) != JIM_OK) {
*len = 1;
return NULL;
}
*len = dictPtr->internalRep.dictValue->len;
return dictPtr->internalRep.dictValue->table;
}
int Jim_DictKeysVector(Jim_Interp *interp, Jim_Obj *dictPtr,
Jim_Obj *const *keyv, int keyc, Jim_Obj **objPtrPtr, int flags)
{
int i;
if (keyc == 0) {
*objPtrPtr = dictPtr;
return JIM_OK;
}
for (i = 0; i < keyc; i++) {
Jim_Obj *objPtr;
int rc = Jim_DictKey(interp, dictPtr, keyv[i], &objPtr, flags);
if (rc != JIM_OK) {
return rc;
}
dictPtr = objPtr;
}
*objPtrPtr = dictPtr;
return JIM_OK;
}
int Jim_SetDictKeysVector(Jim_Interp *interp, Jim_Obj *varNamePtr,
Jim_Obj *const *keyv, int keyc, Jim_Obj *newObjPtr, int flags)
{
Jim_Obj *varObjPtr, *objPtr, *dictObjPtr;
int shared, i;
varObjPtr = objPtr = Jim_GetVariable(interp, varNamePtr, flags);
if (objPtr == NULL) {
if (newObjPtr == NULL && (flags & JIM_MUSTEXIST)) {
return JIM_ERR;
}
varObjPtr = objPtr = Jim_NewDictObj(interp, NULL, 0);
if (Jim_SetVariable(interp, varNamePtr, objPtr) != JIM_OK) {
Jim_FreeNewObj(interp, varObjPtr);
return JIM_ERR;
}
}
if ((shared = Jim_IsShared(objPtr)))
varObjPtr = objPtr = Jim_DuplicateObj(interp, objPtr);
for (i = 0; i < keyc; i++) {
dictObjPtr = objPtr;
if (SetDictFromAny(interp, dictObjPtr) != JIM_OK) {
goto err;
}
if (i == keyc - 1) {
if (Jim_DictAddElement(interp, objPtr, keyv[keyc - 1], newObjPtr) != JIM_OK) {
if (newObjPtr || (flags & JIM_MUSTEXIST)) {
goto err;
}
}
break;
}
Jim_InvalidateStringRep(dictObjPtr);
if (Jim_DictKey(interp, dictObjPtr, keyv[i], &objPtr,
newObjPtr ? JIM_NONE : JIM_ERRMSG) == JIM_OK) {
if (Jim_IsShared(objPtr)) {
objPtr = Jim_DuplicateObj(interp, objPtr);
DictAddElement(interp, dictObjPtr, keyv[i], objPtr);
}
}
else {
if (newObjPtr == NULL) {
goto err;
}
objPtr = Jim_NewDictObj(interp, NULL, 0);
DictAddElement(interp, dictObjPtr, keyv[i], objPtr);
}
}
Jim_InvalidateStringRep(objPtr);
Jim_InvalidateStringRep(varObjPtr);
if (Jim_SetVariable(interp, varNamePtr, varObjPtr) != JIM_OK) {
goto err;
}
if (!(flags & JIM_NORESULT)) {
Jim_SetResult(interp, varObjPtr);
}
return JIM_OK;
err:
if (shared) {
Jim_FreeNewObj(interp, varObjPtr);
}
return JIM_ERR;
}
static void UpdateStringOfIndex(struct Jim_Obj *objPtr);
static int SetIndexFromAny(Jim_Interp *interp, struct Jim_Obj *objPtr);
static const Jim_ObjType indexObjType = {
"index",
NULL,
NULL,
UpdateStringOfIndex,
JIM_TYPE_NONE,
};
static void UpdateStringOfIndex(struct Jim_Obj *objPtr)
{
if (objPtr->internalRep.intValue == -1) {
JimSetStringBytes(objPtr, "end");
}
else {
char buf[JIM_INTEGER_SPACE + 1];
if (objPtr->internalRep.intValue >= 0 || objPtr->internalRep.intValue == -INT_MAX) {
sprintf(buf, "%d", objPtr->internalRep.intValue);
}
else {
sprintf(buf, "end%d", objPtr->internalRep.intValue + 1);
}
JimSetStringBytes(objPtr, buf);
}
}
static int SetIndexFromAny(Jim_Interp *interp, Jim_Obj *objPtr)
{
jim_wide idx;
int end = 0;
const char *str;
Jim_Obj *exprObj = objPtr;
JimPanic((objPtr->refCount == 0, "SetIndexFromAny() called with zero refcount object"));
str = Jim_String(objPtr);
if (strncmp(str, "end", 3) == 0) {
end = 1;
str += 3;
idx = 0;
switch (*str) {
case '\0':
exprObj = NULL;
break;
case '-':
case '+':
exprObj = Jim_NewStringObj(interp, str, -1);
break;
default:
goto badindex;
}
}
if (exprObj) {
int ret;
Jim_IncrRefCount(exprObj);
ret = Jim_GetWideExpr(interp, exprObj, &idx);
Jim_DecrRefCount(interp, exprObj);
if (ret != JIM_OK) {
goto badindex;
}
}
if (end) {
if (idx > 0) {
idx = INT_MAX;
}
else {
idx--;
}
}
else if (idx < 0) {
idx = -INT_MAX;
}
Jim_FreeIntRep(interp, objPtr);
objPtr->typePtr = &indexObjType;
objPtr->internalRep.intValue = idx;
return JIM_OK;
badindex:
Jim_SetResultFormatted(interp,
"bad index \"%#s\": must be intexpr or end?[+-]intexpr?", objPtr);
return JIM_ERR;
}
int Jim_GetIndex(Jim_Interp *interp, Jim_Obj *objPtr, int *indexPtr)
{
if (objPtr->typePtr == &intObjType) {
jim_wide val = JimWideValue(objPtr);
if (val < 0)
*indexPtr = -INT_MAX;
else if (val > INT_MAX)
*indexPtr = INT_MAX;
else
*indexPtr = (int)val;
return JIM_OK;
}
if (objPtr->typePtr != &indexObjType && SetIndexFromAny(interp, objPtr) == JIM_ERR)
return JIM_ERR;
*indexPtr = objPtr->internalRep.intValue;
return JIM_OK;
}
static const char * const jimReturnCodes[] = {
"ok",
"error",
"return",
"break",
"continue",
"signal",
"exit",
"eval",
NULL
};
#define jimReturnCodesSize (sizeof(jimReturnCodes)/sizeof(*jimReturnCodes) - 1)
static const Jim_ObjType returnCodeObjType = {
"return-code",
NULL,
NULL,
NULL,
JIM_TYPE_NONE,
};
const char *Jim_ReturnCode(int code)
{
if (code < 0 || code >= (int)jimReturnCodesSize) {
return "?";
}
else {
return jimReturnCodes[code];
}
}
static int SetReturnCodeFromAny(Jim_Interp *interp, Jim_Obj *objPtr)
{
int returnCode;
jim_wide wideValue;
if (JimGetWideNoErr(interp, objPtr, &wideValue) != JIM_ERR)
returnCode = (int)wideValue;
else if (Jim_GetEnum(interp, objPtr, jimReturnCodes, &returnCode, NULL, JIM_NONE) != JIM_OK) {
Jim_SetResultFormatted(interp, "expected return code but got \"%#s\"", objPtr);
return JIM_ERR;
}
Jim_FreeIntRep(interp, objPtr);
objPtr->typePtr = &returnCodeObjType;
objPtr->internalRep.intValue = returnCode;
return JIM_OK;
}
int Jim_GetReturnCode(Jim_Interp *interp, Jim_Obj *objPtr, int *intPtr)
{
if (objPtr->typePtr != &returnCodeObjType && SetReturnCodeFromAny(interp, objPtr) == JIM_ERR)
return JIM_ERR;
*intPtr = objPtr->internalRep.intValue;
return JIM_OK;
}
static int JimParseExprOperator(struct JimParserCtx *pc);
static int JimParseExprNumber(struct JimParserCtx *pc);
static int JimParseExprIrrational(struct JimParserCtx *pc);
static int JimParseExprBoolean(struct JimParserCtx *pc);
enum
{
JIM_EXPROP_MUL = JIM_TT_EXPR_OP,
JIM_EXPROP_DIV,
JIM_EXPROP_MOD,
JIM_EXPROP_SUB,
JIM_EXPROP_ADD,
JIM_EXPROP_LSHIFT,
JIM_EXPROP_RSHIFT,
JIM_EXPROP_ROTL,
JIM_EXPROP_ROTR,
JIM_EXPROP_LT,
JIM_EXPROP_GT,
JIM_EXPROP_LTE,
JIM_EXPROP_GTE,
JIM_EXPROP_NUMEQ,
JIM_EXPROP_NUMNE,
JIM_EXPROP_BITAND,
JIM_EXPROP_BITXOR,
JIM_EXPROP_BITOR,
JIM_EXPROP_LOGICAND,
JIM_EXPROP_LOGICOR,
JIM_EXPROP_TERNARY,
JIM_EXPROP_COLON,
JIM_EXPROP_POW,
JIM_EXPROP_STREQ,
JIM_EXPROP_STRNE,
JIM_EXPROP_STRIN,
JIM_EXPROP_STRNI,
JIM_EXPROP_STRLT,
JIM_EXPROP_STRGT,
JIM_EXPROP_STRLE,
JIM_EXPROP_STRGE,
JIM_EXPROP_NOT,
JIM_EXPROP_BITNOT,
JIM_EXPROP_UNARYMINUS,
JIM_EXPROP_UNARYPLUS,
JIM_EXPROP_FUNC_INT,
JIM_EXPROP_FUNC_WIDE,
JIM_EXPROP_FUNC_ABS,
JIM_EXPROP_FUNC_DOUBLE,
JIM_EXPROP_FUNC_ROUND,
JIM_EXPROP_FUNC_RAND,
JIM_EXPROP_FUNC_SRAND,
JIM_EXPROP_FUNC_SIN,
JIM_EXPROP_FUNC_COS,
JIM_EXPROP_FUNC_TAN,
JIM_EXPROP_FUNC_ASIN,
JIM_EXPROP_FUNC_ACOS,
JIM_EXPROP_FUNC_ATAN,
JIM_EXPROP_FUNC_ATAN2,
JIM_EXPROP_FUNC_SINH,
JIM_EXPROP_FUNC_COSH,
JIM_EXPROP_FUNC_TANH,
JIM_EXPROP_FUNC_CEIL,
JIM_EXPROP_FUNC_FLOOR,
JIM_EXPROP_FUNC_EXP,
JIM_EXPROP_FUNC_LOG,
JIM_EXPROP_FUNC_LOG10,
JIM_EXPROP_FUNC_SQRT,
JIM_EXPROP_FUNC_POW,
JIM_EXPROP_FUNC_HYPOT,
JIM_EXPROP_FUNC_FMOD,
};
struct JimExprNode {
int type;
struct Jim_Obj *objPtr;
struct JimExprNode *left;
struct JimExprNode *right;
struct JimExprNode *ternary;
};
typedef struct Jim_ExprOperator
{
const char *name;
int (*funcop) (Jim_Interp *interp, struct JimExprNode *opnode);
unsigned char precedence;
unsigned char arity;
unsigned char attr;
unsigned char namelen;
} Jim_ExprOperator;
static int JimExprGetTerm(Jim_Interp *interp, struct JimExprNode *node, Jim_Obj **objPtrPtr);
static int JimExprGetTermBoolean(Jim_Interp *interp, struct JimExprNode *node);
static int JimExprEvalTermNode(Jim_Interp *interp, struct JimExprNode *node);
static int JimExprOpNumUnary(Jim_Interp *interp, struct JimExprNode *node)
{
int intresult = 1;
int rc, bA = 0;
double dA, dC = 0;
jim_wide wA, wC = 0;
Jim_Obj *A;
if ((rc = JimExprGetTerm(interp, node->left, &A)) != JIM_OK) {
return rc;
}
if ((A->typePtr != &doubleObjType || A->bytes) && JimGetWideNoErr(interp, A, &wA) == JIM_OK) {
switch (node->type) {
case JIM_EXPROP_FUNC_INT:
case JIM_EXPROP_FUNC_WIDE:
case JIM_EXPROP_FUNC_ROUND:
case JIM_EXPROP_UNARYPLUS:
wC = wA;
break;
case JIM_EXPROP_FUNC_DOUBLE:
dC = wA;
intresult = 0;
break;
case JIM_EXPROP_FUNC_ABS:
wC = wA >= 0 ? wA : -wA;
break;
case JIM_EXPROP_UNARYMINUS:
wC = -wA;
break;
case JIM_EXPROP_NOT:
wC = !wA;
break;
default:
abort();
}
}
else if ((rc = Jim_GetDouble(interp, A, &dA)) == JIM_OK) {
switch (node->type) {
case JIM_EXPROP_FUNC_INT:
case JIM_EXPROP_FUNC_WIDE:
wC = dA;
break;
case JIM_EXPROP_FUNC_ROUND:
wC = dA < 0 ? (dA - 0.5) : (dA + 0.5);
break;
case JIM_EXPROP_FUNC_DOUBLE:
case JIM_EXPROP_UNARYPLUS:
dC = dA;
intresult = 0;
break;
case JIM_EXPROP_FUNC_ABS:
#ifdef JIM_MATH_FUNCTIONS
dC = fabs(dA);
#else
dC = dA >= 0 ? dA : -dA;
#endif
intresult = 0;
break;
case JIM_EXPROP_UNARYMINUS:
dC = -dA;
intresult = 0;
break;
case JIM_EXPROP_NOT:
wC = !dA;
break;
default:
abort();
}
}
else if ((rc = Jim_GetBoolean(interp, A, &bA)) == JIM_OK) {
switch (node->type) {
case JIM_EXPROP_NOT:
wC = !bA;
break;
default:
abort();
}
}
if (rc == JIM_OK) {
if (intresult) {
Jim_SetResultInt(interp, wC);
}
else {
Jim_SetResult(interp, Jim_NewDoubleObj(interp, dC));
}
}
Jim_DecrRefCount(interp, A);
return rc;
}
static double JimRandDouble(Jim_Interp *interp)
{
unsigned long x;
JimRandomBytes(interp, &x, sizeof(x));
return (double)x / (double)~0UL;
}
static int JimExprOpIntUnary(Jim_Interp *interp, struct JimExprNode *node)
{
jim_wide wA;
Jim_Obj *A;
int rc;
if ((rc = JimExprGetTerm(interp, node->left, &A)) != JIM_OK) {
return rc;
}
rc = Jim_GetWide(interp, A, &wA);
if (rc == JIM_OK) {
switch (node->type) {
case JIM_EXPROP_BITNOT:
Jim_SetResultInt(interp, ~wA);
break;
case JIM_EXPROP_FUNC_SRAND:
JimPrngSeed(interp, (unsigned char *)&wA, sizeof(wA));
Jim_SetResult(interp, Jim_NewDoubleObj(interp, JimRandDouble(interp)));
break;
default:
abort();
}
}
Jim_DecrRefCount(interp, A);
return rc;
}
static int JimExprOpNone(Jim_Interp *interp, struct JimExprNode *node)
{
JimPanic((node->type != JIM_EXPROP_FUNC_RAND, "JimExprOpNone only support rand()"));
Jim_SetResult(interp, Jim_NewDoubleObj(interp, JimRandDouble(interp)));
return JIM_OK;
}
#ifdef JIM_MATH_FUNCTIONS
static int JimExprOpDoubleUnary(Jim_Interp *interp, struct JimExprNode *node)
{
int rc;
double dA, dC;
Jim_Obj *A;
if ((rc = JimExprGetTerm(interp, node->left, &A)) != JIM_OK) {
return rc;
}
rc = Jim_GetDouble(interp, A, &dA);
if (rc == JIM_OK) {
switch (node->type) {
case JIM_EXPROP_FUNC_SIN:
dC = sin(dA);
break;
case JIM_EXPROP_FUNC_COS:
dC = cos(dA);
break;
case JIM_EXPROP_FUNC_TAN:
dC = tan(dA);
break;
case JIM_EXPROP_FUNC_ASIN:
dC = asin(dA);
break;
case JIM_EXPROP_FUNC_ACOS:
dC = acos(dA);
break;
case JIM_EXPROP_FUNC_ATAN:
dC = atan(dA);
break;
case JIM_EXPROP_FUNC_SINH:
dC = sinh(dA);
break;
case JIM_EXPROP_FUNC_COSH:
dC = cosh(dA);
break;
case JIM_EXPROP_FUNC_TANH:
dC = tanh(dA);
break;
case JIM_EXPROP_FUNC_CEIL:
dC = ceil(dA);
break;
case JIM_EXPROP_FUNC_FLOOR:
dC = floor(dA);
break;
case JIM_EXPROP_FUNC_EXP:
dC = exp(dA);
break;
case JIM_EXPROP_FUNC_LOG:
dC = log(dA);
break;
case JIM_EXPROP_FUNC_LOG10:
dC = log10(dA);
break;
case JIM_EXPROP_FUNC_SQRT:
dC = sqrt(dA);
break;
default:
abort();
}
Jim_SetResult(interp, Jim_NewDoubleObj(interp, dC));
}
Jim_DecrRefCount(interp, A);
return rc;
}
#endif
static int JimExprOpIntBin(Jim_Interp *interp, struct JimExprNode *node)
{
jim_wide wA, wB;
int rc;
Jim_Obj *A, *B;
if ((rc = JimExprGetTerm(interp, node->left, &A)) != JIM_OK) {
return rc;
}
if ((rc = JimExprGetTerm(interp, node->right, &B)) != JIM_OK) {
Jim_DecrRefCount(interp, A);
return rc;
}
rc = JIM_ERR;
if (Jim_GetWide(interp, A, &wA) == JIM_OK && Jim_GetWide(interp, B, &wB) == JIM_OK) {
jim_wide wC;
rc = JIM_OK;
switch (node->type) {
case JIM_EXPROP_LSHIFT:
wC = wA << wB;
break;
case JIM_EXPROP_RSHIFT:
wC = wA >> wB;
break;
case JIM_EXPROP_BITAND:
wC = wA & wB;
break;
case JIM_EXPROP_BITXOR:
wC = wA ^ wB;
break;
case JIM_EXPROP_BITOR:
wC = wA | wB;
break;
case JIM_EXPROP_MOD:
if (wB == 0) {
wC = 0;
Jim_SetResultString(interp, "Division by zero", -1);
rc = JIM_ERR;
}
else {
int negative = 0;
if (wB < 0) {
wB = -wB;
wA = -wA;
negative = 1;
}
wC = wA % wB;
if (wC < 0) {
wC += wB;
}
if (negative) {
wC = -wC;
}
}
break;
case JIM_EXPROP_ROTL:
case JIM_EXPROP_ROTR:{
unsigned long uA = (unsigned long)wA;
unsigned long uB = (unsigned long)wB;
const unsigned int S = sizeof(unsigned long) * 8;
uB %= S;
if (node->type == JIM_EXPROP_ROTR) {
uB = S - uB;
}
wC = (unsigned long)(uA << uB) | (uA >> (S - uB));
break;
}
default:
abort();
}
Jim_SetResultInt(interp, wC);
}
Jim_DecrRefCount(interp, A);
Jim_DecrRefCount(interp, B);
return rc;
}
static int JimExprOpBin(Jim_Interp *interp, struct JimExprNode *node)
{
int rc = JIM_OK;
double dA, dB, dC = 0;
jim_wide wA, wB, wC = 0;
Jim_Obj *A, *B;
if ((rc = JimExprGetTerm(interp, node->left, &A)) != JIM_OK) {
return rc;
}
if ((rc = JimExprGetTerm(interp, node->right, &B)) != JIM_OK) {
Jim_DecrRefCount(interp, A);
return rc;
}
if ((A->typePtr != &doubleObjType || A->bytes) &&
(B->typePtr != &doubleObjType || B->bytes) &&
JimGetWideNoErr(interp, A, &wA) == JIM_OK && JimGetWideNoErr(interp, B, &wB) == JIM_OK) {
switch (node->type) {
case JIM_EXPROP_POW:
case JIM_EXPROP_FUNC_POW:
if (wA == 0 && wB < 0) {
Jim_SetResultString(interp, "exponentiation of zero by negative power", -1);
rc = JIM_ERR;
goto done;
}
wC = JimPowWide(wA, wB);
goto intresult;
case JIM_EXPROP_ADD:
wC = wA + wB;
goto intresult;
case JIM_EXPROP_SUB:
wC = wA - wB;
goto intresult;
case JIM_EXPROP_MUL:
wC = wA * wB;
goto intresult;
case JIM_EXPROP_DIV:
if (wB == 0) {
Jim_SetResultString(interp, "Division by zero", -1);
rc = JIM_ERR;
goto done;
}
else {
if (wB < 0) {
wB = -wB;
wA = -wA;
}
wC = wA / wB;
if (wA % wB < 0) {
wC--;
}
goto intresult;
}
case JIM_EXPROP_LT:
wC = wA < wB;
goto intresult;
case JIM_EXPROP_GT:
wC = wA > wB;
goto intresult;
case JIM_EXPROP_LTE:
wC = wA <= wB;
goto intresult;
case JIM_EXPROP_GTE:
wC = wA >= wB;
goto intresult;
case JIM_EXPROP_NUMEQ:
wC = wA == wB;
goto intresult;
case JIM_EXPROP_NUMNE:
wC = wA != wB;
goto intresult;
}
}
if (Jim_GetDouble(interp, A, &dA) == JIM_OK && Jim_GetDouble(interp, B, &dB) == JIM_OK) {
switch (node->type) {
#ifndef JIM_MATH_FUNCTIONS
case JIM_EXPROP_POW:
case JIM_EXPROP_FUNC_POW:
case JIM_EXPROP_FUNC_ATAN2:
case JIM_EXPROP_FUNC_HYPOT:
case JIM_EXPROP_FUNC_FMOD:
Jim_SetResultString(interp, "unsupported", -1);
rc = JIM_ERR;
goto done;
#else
case JIM_EXPROP_POW:
case JIM_EXPROP_FUNC_POW:
dC = pow(dA, dB);
goto doubleresult;
case JIM_EXPROP_FUNC_ATAN2:
dC = atan2(dA, dB);
goto doubleresult;
case JIM_EXPROP_FUNC_HYPOT:
dC = hypot(dA, dB);
goto doubleresult;
case JIM_EXPROP_FUNC_FMOD:
dC = fmod(dA, dB);
goto doubleresult;
#endif
case JIM_EXPROP_ADD:
dC = dA + dB;
goto doubleresult;
case JIM_EXPROP_SUB:
dC = dA - dB;
goto doubleresult;
case JIM_EXPROP_MUL:
dC = dA * dB;
goto doubleresult;
case JIM_EXPROP_DIV:
if (dB == 0) {
#ifdef INFINITY
dC = dA < 0 ? -INFINITY : INFINITY;
#else
dC = (dA < 0 ? -1.0 : 1.0) * strtod("Inf", NULL);
#endif
}
else {
dC = dA / dB;
}
goto doubleresult;
case JIM_EXPROP_LT:
wC = dA < dB;
goto intresult;
case JIM_EXPROP_GT:
wC = dA > dB;
goto intresult;
case JIM_EXPROP_LTE:
wC = dA <= dB;
goto intresult;
case JIM_EXPROP_GTE:
wC = dA >= dB;
goto intresult;
case JIM_EXPROP_NUMEQ:
wC = dA == dB;
goto intresult;
case JIM_EXPROP_NUMNE:
wC = dA != dB;
goto intresult;
}
}
else {
int i = Jim_StringCompareObj(interp, A, B, 0);
switch (node->type) {
case JIM_EXPROP_LT:
wC = i < 0;
goto intresult;
case JIM_EXPROP_GT:
wC = i > 0;
goto intresult;
case JIM_EXPROP_LTE:
wC = i <= 0;
goto intresult;
case JIM_EXPROP_GTE:
wC = i >= 0;
goto intresult;
case JIM_EXPROP_NUMEQ:
wC = i == 0;
goto intresult;
case JIM_EXPROP_NUMNE:
wC = i != 0;
goto intresult;
}
}
rc = JIM_ERR;
done:
Jim_DecrRefCount(interp, A);
Jim_DecrRefCount(interp, B);
return rc;
intresult:
Jim_SetResultInt(interp, wC);
goto done;
doubleresult:
Jim_SetResult(interp, Jim_NewDoubleObj(interp, dC));
goto done;
}
static int JimSearchList(Jim_Interp *interp, Jim_Obj *listObjPtr, Jim_Obj *valObj)
{
int listlen;
int i;
listlen = Jim_ListLength(interp, listObjPtr);
for (i = 0; i < listlen; i++) {
if (Jim_StringEqObj(Jim_ListGetIndex(interp, listObjPtr, i), valObj)) {
return 1;
}
}
return 0;
}
static int JimExprOpStrBin(Jim_Interp *interp, struct JimExprNode *node)
{
Jim_Obj *A, *B;
jim_wide wC;
int comp, rc;
if ((rc = JimExprGetTerm(interp, node->left, &A)) != JIM_OK) {
return rc;
}
if ((rc = JimExprGetTerm(interp, node->right, &B)) != JIM_OK) {
Jim_DecrRefCount(interp, A);
return rc;
}
switch (node->type) {
case JIM_EXPROP_STREQ:
case JIM_EXPROP_STRNE:
wC = Jim_StringEqObj(A, B);
if (node->type == JIM_EXPROP_STRNE) {
wC = !wC;
}
break;
case JIM_EXPROP_STRLT:
case JIM_EXPROP_STRGT:
case JIM_EXPROP_STRLE:
case JIM_EXPROP_STRGE:
comp = Jim_StringCompareObj(interp, A, B, 0);
if (node->type == JIM_EXPROP_STRLT) {
wC = comp == -1;
} else if (node->type == JIM_EXPROP_STRGT) {
wC = comp == 1;
} else if (node->type == JIM_EXPROP_STRLE) {
wC = comp == -1 || comp == 0;
} else {
wC = comp == 0 || comp == 1;
}
break;
case JIM_EXPROP_STRIN:
wC = JimSearchList(interp, B, A);
break;
case JIM_EXPROP_STRNI:
wC = !JimSearchList(interp, B, A);
break;
default:
abort();
}
Jim_SetResultInt(interp, wC);
Jim_DecrRefCount(interp, A);
Jim_DecrRefCount(interp, B);
return rc;
}
static int ExprBool(Jim_Interp *interp, Jim_Obj *obj)
{
long l;
double d;
int b;
int ret = -1;
Jim_IncrRefCount(obj);
if (Jim_GetLong(interp, obj, &l) == JIM_OK) {
ret = (l != 0);
}
else if (Jim_GetDouble(interp, obj, &d) == JIM_OK) {
ret = (d != 0);
}
else if (Jim_GetBoolean(interp, obj, &b) == JIM_OK) {
ret = (b != 0);
}
Jim_DecrRefCount(interp, obj);
return ret;
}
static int JimExprOpAnd(Jim_Interp *interp, struct JimExprNode *node)
{
int result = JimExprGetTermBoolean(interp, node->left);
if (result == 1) {
result = JimExprGetTermBoolean(interp, node->right);
}
if (result == -1) {
return JIM_ERR;
}
Jim_SetResultInt(interp, result);
return JIM_OK;
}
static int JimExprOpOr(Jim_Interp *interp, struct JimExprNode *node)
{
int result = JimExprGetTermBoolean(interp, node->left);
if (result == 0) {
result = JimExprGetTermBoolean(interp, node->right);
}
if (result == -1) {
return JIM_ERR;
}
Jim_SetResultInt(interp, result);
return JIM_OK;
}
static int JimExprOpTernary(Jim_Interp *interp, struct JimExprNode *node)
{
int result = JimExprGetTermBoolean(interp, node->left);
if (result == 1) {
return JimExprEvalTermNode(interp, node->right);
}
else if (result == 0) {
return JimExprEvalTermNode(interp, node->ternary);
}
return JIM_ERR;
}
enum
{
OP_FUNC = 0x0001,
OP_RIGHT_ASSOC = 0x0002,
};
#define OPRINIT_ATTR(N, P, ARITY, F, ATTR) {N, F, P, ARITY, ATTR, sizeof(N) - 1}
#define OPRINIT(N, P, ARITY, F) OPRINIT_ATTR(N, P, ARITY, F, 0)
static const struct Jim_ExprOperator Jim_ExprOperators[] = {
OPRINIT("*", 110, 2, JimExprOpBin),
OPRINIT("/", 110, 2, JimExprOpBin),
OPRINIT("%", 110, 2, JimExprOpIntBin),
OPRINIT("-", 100, 2, JimExprOpBin),
OPRINIT("+", 100, 2, JimExprOpBin),
OPRINIT("<<", 90, 2, JimExprOpIntBin),
OPRINIT(">>", 90, 2, JimExprOpIntBin),
OPRINIT("<<<", 90, 2, JimExprOpIntBin),
OPRINIT(">>>", 90, 2, JimExprOpIntBin),
OPRINIT("<", 80, 2, JimExprOpBin),
OPRINIT(">", 80, 2, JimExprOpBin),
OPRINIT("<=", 80, 2, JimExprOpBin),
OPRINIT(">=", 80, 2, JimExprOpBin),
OPRINIT("==", 70, 2, JimExprOpBin),
OPRINIT("!=", 70, 2, JimExprOpBin),
OPRINIT("&", 50, 2, JimExprOpIntBin),
OPRINIT("^", 49, 2, JimExprOpIntBin),
OPRINIT("|", 48, 2, JimExprOpIntBin),
OPRINIT("&&", 10, 2, JimExprOpAnd),
OPRINIT("||", 9, 2, JimExprOpOr),
OPRINIT_ATTR("?", 5, 3, JimExprOpTernary, OP_RIGHT_ASSOC),
OPRINIT_ATTR(":", 5, 3, NULL, OP_RIGHT_ASSOC),
OPRINIT_ATTR("**", 120, 2, JimExprOpBin, OP_RIGHT_ASSOC),
OPRINIT("eq", 60, 2, JimExprOpStrBin),
OPRINIT("ne", 60, 2, JimExprOpStrBin),
OPRINIT("in", 55, 2, JimExprOpStrBin),
OPRINIT("ni", 55, 2, JimExprOpStrBin),
OPRINIT("lt", 75, 2, JimExprOpStrBin),
OPRINIT("gt", 75, 2, JimExprOpStrBin),
OPRINIT("le", 75, 2, JimExprOpStrBin),
OPRINIT("ge", 75, 2, JimExprOpStrBin),
OPRINIT_ATTR("!", 150, 1, JimExprOpNumUnary, OP_RIGHT_ASSOC),
OPRINIT_ATTR("~", 150, 1, JimExprOpIntUnary, OP_RIGHT_ASSOC),
OPRINIT_ATTR(" -", 150, 1, JimExprOpNumUnary, OP_RIGHT_ASSOC),
OPRINIT_ATTR(" +", 150, 1, JimExprOpNumUnary, OP_RIGHT_ASSOC),
OPRINIT_ATTR("int", 200, 1, JimExprOpNumUnary, OP_FUNC),
OPRINIT_ATTR("wide", 200, 1, JimExprOpNumUnary, OP_FUNC),
OPRINIT_ATTR("abs", 200, 1, JimExprOpNumUnary, OP_FUNC),
OPRINIT_ATTR("double", 200, 1, JimExprOpNumUnary, OP_FUNC),
OPRINIT_ATTR("round", 200, 1, JimExprOpNumUnary, OP_FUNC),
OPRINIT_ATTR("rand", 200, 0, JimExprOpNone, OP_FUNC),
OPRINIT_ATTR("srand", 200, 1, JimExprOpIntUnary, OP_FUNC),
#ifdef JIM_MATH_FUNCTIONS
OPRINIT_ATTR("sin", 200, 1, JimExprOpDoubleUnary, OP_FUNC),
OPRINIT_ATTR("cos", 200, 1, JimExprOpDoubleUnary, OP_FUNC),
OPRINIT_ATTR("tan", 200, 1, JimExprOpDoubleUnary, OP_FUNC),
OPRINIT_ATTR("asin", 200, 1, JimExprOpDoubleUnary, OP_FUNC),
OPRINIT_ATTR("acos", 200, 1, JimExprOpDoubleUnary, OP_FUNC),
OPRINIT_ATTR("atan", 200, 1, JimExprOpDoubleUnary, OP_FUNC),
OPRINIT_ATTR("atan2", 200, 2, JimExprOpBin, OP_FUNC),
OPRINIT_ATTR("sinh", 200, 1, JimExprOpDoubleUnary, OP_FUNC),
OPRINIT_ATTR("cosh", 200, 1, JimExprOpDoubleUnary, OP_FUNC),
OPRINIT_ATTR("tanh", 200, 1, JimExprOpDoubleUnary, OP_FUNC),
OPRINIT_ATTR("ceil", 200, 1, JimExprOpDoubleUnary, OP_FUNC),
OPRINIT_ATTR("floor", 200, 1, JimExprOpDoubleUnary, OP_FUNC),
OPRINIT_ATTR("exp", 200, 1, JimExprOpDoubleUnary, OP_FUNC),
OPRINIT_ATTR("log", 200, 1, JimExprOpDoubleUnary, OP_FUNC),
OPRINIT_ATTR("log10", 200, 1, JimExprOpDoubleUnary, OP_FUNC),
OPRINIT_ATTR("sqrt", 200, 1, JimExprOpDoubleUnary, OP_FUNC),
OPRINIT_ATTR("pow", 200, 2, JimExprOpBin, OP_FUNC),
OPRINIT_ATTR("hypot", 200, 2, JimExprOpBin, OP_FUNC),
OPRINIT_ATTR("fmod", 200, 2, JimExprOpBin, OP_FUNC),
#endif
};
#undef OPRINIT
#undef OPRINIT_ATTR
#define JIM_EXPR_OPERATORS_NUM \
(sizeof(Jim_ExprOperators)/sizeof(struct Jim_ExprOperator))
static int JimParseExpression(struct JimParserCtx *pc)
{
pc->errmsg = NULL;
while (1) {
while (isspace(UCHAR(*pc->p)) || (*(pc->p) == '\\' && *(pc->p + 1) == '\n')) {
if (*pc->p == '\n') {
pc->linenr++;
}
pc->p++;
pc->len--;
}
if (*pc->p == '#') {
JimParseComment(pc);
continue;
}
break;
}
pc->tline = pc->linenr;
pc->tstart = pc->p;
if (pc->len == 0) {
pc->tend = pc->p;
pc->tt = JIM_TT_EOL;
pc->eof = 1;
return JIM_OK;
}
switch (*(pc->p)) {
case '(':
pc->tt = JIM_TT_SUBEXPR_START;
goto singlechar;
case ')':
pc->tt = JIM_TT_SUBEXPR_END;
goto singlechar;
case ',':
pc->tt = JIM_TT_SUBEXPR_COMMA;
singlechar:
pc->tend = pc->p;
pc->p++;
pc->len--;
break;
case '[':
return JimParseCmd(pc);
case '$':
if (JimParseVar(pc) == JIM_ERR)
return JimParseExprOperator(pc);
else {
if (pc->tt == JIM_TT_EXPRSUGAR) {
pc->errmsg = "nesting expr in expr is not allowed";
return JIM_ERR;
}
return JIM_OK;
}
break;
case '0':
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7':
case '8':
case '9':
case '.':
return JimParseExprNumber(pc);
case '"':
return JimParseQuote(pc);
case '{':
return JimParseBrace(pc);
case 'N':
case 'I':
case 'n':
case 'i':
if (JimParseExprIrrational(pc) == JIM_ERR)
if (JimParseExprBoolean(pc) == JIM_ERR)
return JimParseExprOperator(pc);
break;
case 't':
case 'f':
case 'o':
case 'y':
if (JimParseExprBoolean(pc) == JIM_ERR)
return JimParseExprOperator(pc);
break;
default:
return JimParseExprOperator(pc);
break;
}
return JIM_OK;
}
static int JimParseExprNumber(struct JimParserCtx *pc)
{
char *end;
pc->tt = JIM_TT_EXPR_INT;
jim_strtoull(pc->p, (char **)&pc->p);
if (strchr("eENnIi.", *pc->p) || pc->p == pc->tstart) {
if (strtod(pc->tstart, &end)) { }
if (end == pc->tstart)
return JIM_ERR;
if (end > pc->p) {
pc->tt = JIM_TT_EXPR_DOUBLE;
pc->p = end;
}
}
pc->tend = pc->p - 1;
pc->len -= (pc->p - pc->tstart);
return JIM_OK;
}
static int JimParseExprIrrational(struct JimParserCtx *pc)
{
const char *irrationals[] = { "NaN", "nan", "NAN", "Inf", "inf", "INF", NULL };
int i;
for (i = 0; irrationals[i]; i++) {
const char *irr = irrationals[i];
if (strncmp(irr, pc->p, 3) == 0) {
pc->p += 3;
pc->len -= 3;
pc->tend = pc->p - 1;
pc->tt = JIM_TT_EXPR_DOUBLE;
return JIM_OK;
}
}
return JIM_ERR;
}
static int JimParseExprBoolean(struct JimParserCtx *pc)
{
int i;
for (i = 0; i < sizeof(jim_true_false_strings) / sizeof(*jim_true_false_strings); i++) {
if (strncmp(pc->p, jim_true_false_strings[i], jim_true_false_lens[i]) == 0) {
pc->p += jim_true_false_lens[i];
pc->len -= jim_true_false_lens[i];
pc->tend = pc->p - 1;
pc->tt = JIM_TT_EXPR_BOOLEAN;
return JIM_OK;
}
}
return JIM_ERR;
}
static const struct Jim_ExprOperator *JimExprOperatorInfoByOpcode(int opcode)
{
static Jim_ExprOperator dummy_op;
if (opcode < JIM_TT_EXPR_OP) {
return &dummy_op;
}
return &Jim_ExprOperators[opcode - JIM_TT_EXPR_OP];
}
static int JimParseExprOperator(struct JimParserCtx *pc)
{
int i;
const struct Jim_ExprOperator *bestOp = NULL;
int bestLen = 0;
for (i = 0; i < (signed)JIM_EXPR_OPERATORS_NUM; i++) {
const struct Jim_ExprOperator *op = &Jim_ExprOperators[i];
if (op->name[0] != pc->p[0]) {
continue;
}
if (op->namelen > bestLen && strncmp(op->name, pc->p, op->namelen) == 0) {
bestOp = op;
bestLen = op->namelen;
}
}
if (bestOp == NULL) {
return JIM_ERR;
}
if (bestOp->attr & OP_FUNC) {
const char *p = pc->p + bestLen;
int len = pc->len - bestLen;
while (len && isspace(UCHAR(*p))) {
len--;
p++;
}
if (*p != '(') {
pc->errmsg = "function requires parentheses";
return JIM_ERR;
}
}
pc->tend = pc->p + bestLen - 1;
pc->p += bestLen;
pc->len -= bestLen;
pc->tt = (bestOp - Jim_ExprOperators) + JIM_TT_EXPR_OP;
return JIM_OK;
}
static void FreeExprInternalRep(Jim_Interp *interp, Jim_Obj *objPtr);
static void DupExprInternalRep(Jim_Interp *interp, Jim_Obj *srcPtr, Jim_Obj *dupPtr);
static int SetExprFromAny(Jim_Interp *interp, struct Jim_Obj *objPtr);
static const Jim_ObjType exprObjType = {
"expression",
FreeExprInternalRep,
DupExprInternalRep,
NULL,
JIM_TYPE_NONE,
};
struct ExprTree
{
struct JimExprNode *expr;
struct JimExprNode *nodes;
int len;
int inUse;
};
static void ExprTreeFreeNodes(Jim_Interp *interp, struct JimExprNode *nodes, int num)
{
int i;
for (i = 0; i < num; i++) {
if (nodes[i].objPtr) {
Jim_DecrRefCount(interp, nodes[i].objPtr);
}
}
Jim_Free(nodes);
}
static void ExprTreeFree(Jim_Interp *interp, struct ExprTree *expr)
{
ExprTreeFreeNodes(interp, expr->nodes, expr->len);
Jim_Free(expr);
}
static void FreeExprInternalRep(Jim_Interp *interp, Jim_Obj *objPtr)
{
struct ExprTree *expr = (void *)objPtr->internalRep.ptr;
if (expr) {
if (--expr->inUse != 0) {
return;
}
ExprTreeFree(interp, expr);
}
}
static void DupExprInternalRep(Jim_Interp *interp, Jim_Obj *srcPtr, Jim_Obj *dupPtr)
{
JIM_NOTUSED(interp);
JIM_NOTUSED(srcPtr);
dupPtr->typePtr = NULL;
}
struct ExprBuilder {
int parencount;
int level;
ParseToken *token;
ParseToken *first_token;
Jim_Stack stack;
Jim_Obj *exprObjPtr;
Jim_Obj *fileNameObj;
struct JimExprNode *nodes;
struct JimExprNode *next;
};
#ifdef DEBUG_SHOW_EXPR
static void JimShowExprNode(struct JimExprNode *node, int level)
{
int i;
for (i = 0; i < level; i++) {
printf(" ");
}
if (TOKEN_IS_EXPR_OP(node->type)) {
printf("%s\n", jim_tt_name(node->type));
if (node->left) {
JimShowExprNode(node->left, level + 1);
}
if (node->right) {
JimShowExprNode(node->right, level + 1);
}
if (node->ternary) {
JimShowExprNode(node->ternary, level + 1);
}
}
else {
printf("[%s] %s\n", jim_tt_name(node->type), Jim_String(node->objPtr));
}
}
#endif
#define EXPR_UNTIL_CLOSE 0x0001
#define EXPR_FUNC_ARGS 0x0002
#define EXPR_TERNARY 0x0004
static int ExprTreeBuildTree(Jim_Interp *interp, struct ExprBuilder *builder, int precedence, int flags, int exp_numterms) {
int rc;
struct JimExprNode *node;
int exp_stacklen = builder->stack.len + exp_numterms;
if (builder->level++ > 200) {
Jim_SetResultString(interp, "Expression too complex", -1);
return JIM_ERR;
}
while (builder->token->type != JIM_TT_EOL) {
ParseToken *t = builder->token++;
int prevtt;
if (t == builder->first_token) {
prevtt = JIM_TT_NONE;
}
else {
prevtt = t[-1].type;
}
if (t->type == JIM_TT_SUBEXPR_START) {
if (builder->stack.len == exp_stacklen) {
Jim_SetResultFormatted(interp, "unexpected open parenthesis in expression: \"%#s\"", builder->exprObjPtr);
return JIM_ERR;
}
builder->parencount++;
rc = ExprTreeBuildTree(interp, builder, 0, EXPR_UNTIL_CLOSE, 1);
if (rc != JIM_OK) {
return rc;
}
}
else if (t->type == JIM_TT_SUBEXPR_END) {
if (!(flags & EXPR_UNTIL_CLOSE)) {
if (builder->stack.len == exp_stacklen && builder->level > 1) {
builder->token--;
builder->level--;
return JIM_OK;
}
Jim_SetResultFormatted(interp, "unexpected closing parenthesis in expression: \"%#s\"", builder->exprObjPtr);
return JIM_ERR;
}
builder->parencount--;
if (builder->stack.len == exp_stacklen) {
break;
}
}
else if (t->type == JIM_TT_SUBEXPR_COMMA) {
if (!(flags & EXPR_FUNC_ARGS)) {
if (builder->stack.len == exp_stacklen) {
builder->token--;
builder->level--;
return JIM_OK;
}
Jim_SetResultFormatted(interp, "unexpected comma in expression: \"%#s\"", builder->exprObjPtr);
return JIM_ERR;
}
else {
if (builder->stack.len > exp_stacklen) {
Jim_SetResultFormatted(interp, "too many arguments to math function");
return JIM_ERR;
}
}
}
else if (t->type == JIM_EXPROP_COLON) {
if (!(flags & EXPR_TERNARY)) {
if (builder->level != 1) {
builder->token--;
builder->level--;
return JIM_OK;
}
Jim_SetResultFormatted(interp, ": without ? in expression: \"%#s\"", builder->exprObjPtr);
return JIM_ERR;
}
if (builder->stack.len == exp_stacklen) {
builder->token--;
builder->level--;
return JIM_OK;
}
}
else if (TOKEN_IS_EXPR_OP(t->type)) {
const struct Jim_ExprOperator *op;
if (TOKEN_IS_EXPR_OP(prevtt) || TOKEN_IS_EXPR_START(prevtt)) {
if (t->type == JIM_EXPROP_SUB) {
t->type = JIM_EXPROP_UNARYMINUS;
}
else if (t->type == JIM_EXPROP_ADD) {
t->type = JIM_EXPROP_UNARYPLUS;
}
}
op = JimExprOperatorInfoByOpcode(t->type);
if (op->precedence < precedence || (!(op->attr & OP_RIGHT_ASSOC) && op->precedence == precedence)) {
builder->token--;
break;
}
if (op->attr & OP_FUNC) {
if (builder->token->type != JIM_TT_SUBEXPR_START) {
Jim_SetResultString(interp, "missing arguments for math function", -1);
return JIM_ERR;
}
builder->token++;
if (op->arity == 0) {
if (builder->token->type != JIM_TT_SUBEXPR_END) {
Jim_SetResultString(interp, "too many arguments for math function", -1);
return JIM_ERR;
}
builder->token++;
goto noargs;
}
builder->parencount++;
rc = ExprTreeBuildTree(interp, builder, 0, EXPR_FUNC_ARGS | EXPR_UNTIL_CLOSE, op->arity);
}
else if (t->type == JIM_EXPROP_TERNARY) {
rc = ExprTreeBuildTree(interp, builder, op->precedence, EXPR_TERNARY, 2);
}
else {
rc = ExprTreeBuildTree(interp, builder, op->precedence, 0, 1);
}
if (rc != JIM_OK) {
return rc;
}
noargs:
node = builder->next++;
node->type = t->type;
if (op->arity >= 3) {
node->ternary = Jim_StackPop(&builder->stack);
if (node->ternary == NULL) {
goto missingoperand;
}
}
if (op->arity >= 2) {
node->right = Jim_StackPop(&builder->stack);
if (node->right == NULL) {
goto missingoperand;
}
}
if (op->arity >= 1) {
node->left = Jim_StackPop(&builder->stack);
if (node->left == NULL) {
missingoperand:
Jim_SetResultFormatted(interp, "missing operand to %s in expression: \"%#s\"", op->name, builder->exprObjPtr);
builder->next--;
return JIM_ERR;
}
}
Jim_StackPush(&builder->stack, node);
}
else {
Jim_Obj *objPtr = NULL;
if (!TOKEN_IS_EXPR_START(prevtt) && !TOKEN_IS_EXPR_OP(prevtt)) {
Jim_SetResultFormatted(interp, "missing operator in expression: \"%#s\"", builder->exprObjPtr);
return JIM_ERR;
}
if (t->type == JIM_TT_EXPR_INT || t->type == JIM_TT_EXPR_DOUBLE) {
char *endptr;
if (t->type == JIM_TT_EXPR_INT) {
objPtr = Jim_NewIntObj(interp, jim_strtoull(t->token, &endptr));
}
else {
objPtr = Jim_NewDoubleObj(interp, strtod(t->token, &endptr));
}
if (endptr != t->token + t->len) {
Jim_FreeNewObj(interp, objPtr);
objPtr = NULL;
}
}
if (!objPtr) {
objPtr = Jim_NewStringObj(interp, t->token, t->len);
if (t->type == JIM_TT_CMD) {
Jim_SetSourceInfo(interp, objPtr, builder->fileNameObj, t->line);
}
}
node = builder->next++;
node->objPtr = objPtr;
Jim_IncrRefCount(node->objPtr);
node->type = t->type;
Jim_StackPush(&builder->stack, node);
}
}
if (builder->stack.len == exp_stacklen) {
builder->level--;
return JIM_OK;
}
if ((flags & EXPR_FUNC_ARGS)) {
Jim_SetResultFormatted(interp, "too %s arguments for math function", (builder->stack.len < exp_stacklen) ? "few" : "many");
}
else {
if (builder->stack.len < exp_stacklen) {
if (builder->level == 0) {
Jim_SetResultFormatted(interp, "empty expression");
}
else {
Jim_SetResultFormatted(interp, "syntax error in expression \"%#s\": premature end of expression", builder->exprObjPtr);
}
}
else {
Jim_SetResultFormatted(interp, "extra terms after expression");
}
}
return JIM_ERR;
}
static struct ExprTree *ExprTreeCreateTree(Jim_Interp *interp, const ParseTokenList *tokenlist, Jim_Obj *exprObjPtr, Jim_Obj *fileNameObj)
{
struct ExprTree *expr;
struct ExprBuilder builder;
int rc;
struct JimExprNode *top = NULL;
builder.parencount = 0;
builder.level = 0;
builder.token = builder.first_token = tokenlist->list;
builder.exprObjPtr = exprObjPtr;
builder.fileNameObj = fileNameObj;
builder.nodes = Jim_Alloc(sizeof(struct JimExprNode) * (tokenlist->count - 1));
memset(builder.nodes, 0, sizeof(struct JimExprNode) * (tokenlist->count - 1));
builder.next = builder.nodes;
Jim_InitStack(&builder.stack);
rc = ExprTreeBuildTree(interp, &builder, 0, 0, 1);
if (rc == JIM_OK) {
top = Jim_StackPop(&builder.stack);
if (builder.parencount) {
Jim_SetResultString(interp, "missing close parenthesis", -1);
rc = JIM_ERR;
}
}
Jim_FreeStack(&builder.stack);
if (rc != JIM_OK) {
ExprTreeFreeNodes(interp, builder.nodes, builder.next - builder.nodes);
return NULL;
}
expr = Jim_Alloc(sizeof(*expr));
expr->inUse = 1;
expr->expr = top;
expr->nodes = builder.nodes;
expr->len = builder.next - builder.nodes;
assert(expr->len <= tokenlist->count - 1);
return expr;
}
static int SetExprFromAny(Jim_Interp *interp, struct Jim_Obj *objPtr)
{
int exprTextLen;
const char *exprText;
struct JimParserCtx parser;
struct ExprTree *expr;
ParseTokenList tokenlist;
int line;
Jim_Obj *fileNameObj;
int rc = JIM_ERR;
fileNameObj = Jim_GetSourceInfo(interp, objPtr, &line);
Jim_IncrRefCount(fileNameObj);
exprText = Jim_GetString(objPtr, &exprTextLen);
ScriptTokenListInit(&tokenlist);
JimParserInit(&parser, exprText, exprTextLen, line);
while (!parser.eof) {
if (JimParseExpression(&parser) != JIM_OK) {
ScriptTokenListFree(&tokenlist);
Jim_SetResultFormatted(interp, "syntax error in expression: \"%#s\"", objPtr);
if (parser.errmsg) {
Jim_AppendStrings(interp, Jim_GetResult(interp), ": ", parser.errmsg, NULL);
}
expr = NULL;
goto err;
}
ScriptAddToken(&tokenlist, parser.tstart, parser.tend - parser.tstart + 1, parser.tt,
parser.tline);
}
#ifdef DEBUG_SHOW_EXPR_TOKENS
{
int i;
printf("==== Expr Tokens (%s) ====\n", Jim_String(fileNameObj));
for (i = 0; i < tokenlist.count; i++) {
printf("[%2d]@%d %s '%.*s'\n", i, tokenlist.list[i].line, jim_tt_name(tokenlist.list[i].type),
tokenlist.list[i].len, tokenlist.list[i].token);
}
}
#endif
if (tokenlist.count <= 1) {
Jim_SetResultString(interp, "empty expression", -1);
rc = JIM_ERR;
}
else {
rc = JimParseCheckMissing(interp, parser.missing.ch);
}
if (rc != JIM_OK) {
ScriptTokenListFree(&tokenlist);
Jim_DecrRefCount(interp, fileNameObj);
return rc;
}
expr = ExprTreeCreateTree(interp, &tokenlist, objPtr, fileNameObj);
ScriptTokenListFree(&tokenlist);
if (!expr) {
goto err;
}
#ifdef DEBUG_SHOW_EXPR
printf("==== Expr ====\n");
JimShowExprNode(expr->expr, 0);
#endif
rc = JIM_OK;
err:
Jim_DecrRefCount(interp, fileNameObj);
Jim_FreeIntRep(interp, objPtr);
Jim_SetIntRepPtr(objPtr, expr);
objPtr->typePtr = &exprObjType;
return rc;
}
static struct ExprTree *JimGetExpression(Jim_Interp *interp, Jim_Obj *objPtr)
{
if (objPtr->typePtr != &exprObjType) {
if (SetExprFromAny(interp, objPtr) != JIM_OK) {
return NULL;
}
}
return (struct ExprTree *) Jim_GetIntRepPtr(objPtr);
}
#ifdef JIM_OPTIMIZATION
static Jim_Obj *JimExprIntValOrVar(Jim_Interp *interp, struct JimExprNode *node)
{
if (node->type == JIM_TT_EXPR_INT)
return node->objPtr;
else if (node->type == JIM_TT_VAR)
return Jim_GetVariable(interp, node->objPtr, JIM_NONE);
else if (node->type == JIM_TT_DICTSUGAR)
return JimExpandDictSugar(interp, node->objPtr);
else
return NULL;
}
#endif
static int JimExprEvalTermNode(Jim_Interp *interp, struct JimExprNode *node)
{
if (TOKEN_IS_EXPR_OP(node->type)) {
const struct Jim_ExprOperator *op = JimExprOperatorInfoByOpcode(node->type);
return op->funcop(interp, node);
}
else {
Jim_Obj *objPtr;
switch (node->type) {
case JIM_TT_EXPR_INT:
case JIM_TT_EXPR_DOUBLE:
case JIM_TT_EXPR_BOOLEAN:
case JIM_TT_STR:
Jim_SetResult(interp, node->objPtr);
return JIM_OK;
case JIM_TT_VAR:
objPtr = Jim_GetVariable(interp, node->objPtr, JIM_ERRMSG);
if (objPtr) {
Jim_SetResult(interp, objPtr);
return JIM_OK;
}
return JIM_ERR;
case JIM_TT_DICTSUGAR:
objPtr = JimExpandDictSugar(interp, node->objPtr);
if (objPtr) {
Jim_SetResult(interp, objPtr);
return JIM_OK;
}
return JIM_ERR;
case JIM_TT_ESC:
if (interp->safeexpr) {
return JIM_ERR;
}
if (Jim_SubstObj(interp, node->objPtr, &objPtr, JIM_NONE) == JIM_OK) {
Jim_SetResult(interp, objPtr);
return JIM_OK;
}
return JIM_ERR;
case JIM_TT_CMD:
if (interp->safeexpr) {
return JIM_ERR;
}
return Jim_EvalObj(interp, node->objPtr);
default:
return JIM_ERR;
}
}
}
static int JimExprGetTerm(Jim_Interp *interp, struct JimExprNode *node, Jim_Obj **objPtrPtr)
{
int rc = JimExprEvalTermNode(interp, node);
if (rc == JIM_OK) {
*objPtrPtr = Jim_GetResult(interp);
Jim_IncrRefCount(*objPtrPtr);
}
return rc;
}
static int JimExprGetTermBoolean(Jim_Interp *interp, struct JimExprNode *node)
{
if (JimExprEvalTermNode(interp, node) == JIM_OK) {
return ExprBool(interp, Jim_GetResult(interp));
}
return -1;
}
int Jim_EvalExpression(Jim_Interp *interp, Jim_Obj *exprObjPtr)
{
struct ExprTree *expr;
int retcode = JIM_OK;
Jim_IncrRefCount(exprObjPtr);
expr = JimGetExpression(interp, exprObjPtr);
if (!expr) {
retcode = JIM_ERR;
goto done;
}
#ifdef JIM_OPTIMIZATION
if (!interp->safeexpr) {
Jim_Obj *objPtr;
switch (expr->len) {
case 1:
objPtr = JimExprIntValOrVar(interp, expr->expr);
if (objPtr) {
Jim_SetResult(interp, objPtr);
goto done;
}
break;
case 2:
if (expr->expr->type == JIM_EXPROP_NOT) {
objPtr = JimExprIntValOrVar(interp, expr->expr->left);
if (objPtr && JimIsWide(objPtr)) {
Jim_SetResult(interp, JimWideValue(objPtr) ? interp->falseObj : interp->trueObj);
goto done;
}
}
break;
case 3:
objPtr = JimExprIntValOrVar(interp, expr->expr->left);
if (objPtr && JimIsWide(objPtr)) {
Jim_Obj *objPtr2 = JimExprIntValOrVar(interp, expr->expr->right);
if (objPtr2 && JimIsWide(objPtr2)) {
jim_wide wideValueA = JimWideValue(objPtr);
jim_wide wideValueB = JimWideValue(objPtr2);
int cmpRes;
switch (expr->expr->type) {
case JIM_EXPROP_LT:
cmpRes = wideValueA < wideValueB;
break;
case JIM_EXPROP_LTE:
cmpRes = wideValueA <= wideValueB;
break;
case JIM_EXPROP_GT:
cmpRes = wideValueA > wideValueB;
break;
case JIM_EXPROP_GTE:
cmpRes = wideValueA >= wideValueB;
break;
case JIM_EXPROP_NUMEQ:
cmpRes = wideValueA == wideValueB;
break;
case JIM_EXPROP_NUMNE:
cmpRes = wideValueA != wideValueB;
break;
default:
goto noopt;
}
Jim_SetResult(interp, cmpRes ? interp->trueObj : interp->falseObj);
goto done;
}
}
break;
}
}
noopt:
#endif
expr->inUse++;
retcode = JimExprEvalTermNode(interp, expr->expr);
Jim_FreeIntRep(interp, exprObjPtr);
exprObjPtr->typePtr = &exprObjType;
Jim_SetIntRepPtr(exprObjPtr, expr);
done:
Jim_DecrRefCount(interp, exprObjPtr);
return retcode;
}
int Jim_GetBoolFromExpr(Jim_Interp *interp, Jim_Obj *exprObjPtr, int *boolPtr)
{
int retcode = Jim_EvalExpression(interp, exprObjPtr);
if (retcode == JIM_OK) {
switch (ExprBool(interp, Jim_GetResult(interp))) {
case 0:
*boolPtr = 0;
break;
case 1:
*boolPtr = 1;
break;
case -1:
retcode = JIM_ERR;
break;
}
}
return retcode;
}
typedef struct ScanFmtPartDescr
{
const char *arg;
const char *prefix;
size_t width;
int pos;
char type;
char modifier;
} ScanFmtPartDescr;
typedef struct ScanFmtStringObj
{
jim_wide size;
char *stringRep;
size_t count;
size_t convCount;
size_t maxPos;
const char *error;
char *scratch;
ScanFmtPartDescr descr[1];
} ScanFmtStringObj;
static void FreeScanFmtInternalRep(Jim_Interp *interp, Jim_Obj *objPtr);
static void DupScanFmtInternalRep(Jim_Interp *interp, Jim_Obj *srcPtr, Jim_Obj *dupPtr);
static void UpdateStringOfScanFmt(Jim_Obj *objPtr);
static const Jim_ObjType scanFmtStringObjType = {
"scanformatstring",
FreeScanFmtInternalRep,
DupScanFmtInternalRep,
UpdateStringOfScanFmt,
JIM_TYPE_NONE,
};
void FreeScanFmtInternalRep(Jim_Interp *interp, Jim_Obj *objPtr)
{
JIM_NOTUSED(interp);
Jim_Free((char *)objPtr->internalRep.ptr);
objPtr->internalRep.ptr = 0;
}
void DupScanFmtInternalRep(Jim_Interp *interp, Jim_Obj *srcPtr, Jim_Obj *dupPtr)
{
size_t size = (size_t) ((ScanFmtStringObj *) srcPtr->internalRep.ptr)->size;
ScanFmtStringObj *newVec = (ScanFmtStringObj *) Jim_Alloc(size);
JIM_NOTUSED(interp);
memcpy(newVec, srcPtr->internalRep.ptr, size);
dupPtr->internalRep.ptr = newVec;
dupPtr->typePtr = &scanFmtStringObjType;
}
static void UpdateStringOfScanFmt(Jim_Obj *objPtr)
{
JimSetStringBytes(objPtr, ((ScanFmtStringObj *) objPtr->internalRep.ptr)->stringRep);
}
static int SetScanFmtFromAny(Jim_Interp *interp, Jim_Obj *objPtr)
{
ScanFmtStringObj *fmtObj;
char *buffer;
int maxCount, i, approxSize, lastPos = -1;
const char *fmt = Jim_String(objPtr);
int maxFmtLen = Jim_Length(objPtr);
const char *fmtEnd = fmt + maxFmtLen;
int curr;
Jim_FreeIntRep(interp, objPtr);
for (i = 0, maxCount = 0; i < maxFmtLen; ++i)
if (fmt[i] == '%')
++maxCount;
approxSize = sizeof(ScanFmtStringObj)
+(maxCount + 1) * sizeof(ScanFmtPartDescr)
+maxFmtLen * sizeof(char) + 3 + 1
+ maxFmtLen * sizeof(char) + 1
+ maxFmtLen * sizeof(char)
+(maxCount + 1) * sizeof(char)
+1;
fmtObj = (ScanFmtStringObj *) Jim_Alloc(approxSize);
memset(fmtObj, 0, approxSize);
fmtObj->size = approxSize;
fmtObj->maxPos = 0;
fmtObj->scratch = (char *)&fmtObj->descr[maxCount + 1];
fmtObj->stringRep = fmtObj->scratch + maxFmtLen + 3 + 1;
memcpy(fmtObj->stringRep, fmt, maxFmtLen);
buffer = fmtObj->stringRep + maxFmtLen + 1;
objPtr->internalRep.ptr = fmtObj;
objPtr->typePtr = &scanFmtStringObjType;
for (i = 0, curr = 0; fmt < fmtEnd; ++fmt) {
int width = 0, skip;
ScanFmtPartDescr *descr = &fmtObj->descr[curr];
fmtObj->count++;
descr->width = 0;
if (*fmt != '%' || fmt[1] == '%') {
descr->type = 0;
descr->prefix = &buffer[i];
for (; fmt < fmtEnd; ++fmt) {
if (*fmt == '%') {
if (fmt[1] != '%')
break;
++fmt;
}
buffer[i++] = *fmt;
}
buffer[i++] = 0;
}
++fmt;
if (fmt >= fmtEnd)
goto done;
descr->pos = 0;
if (*fmt == '*') {
descr->pos = -1;
++fmt;
}
else
fmtObj->convCount++;
if (sscanf(fmt, "%d%n", &width, &skip) == 1) {
fmt += skip;
if (descr->pos != -1 && *fmt == '$') {
int prev;
++fmt;
descr->pos = width;
width = 0;
if ((lastPos == 0 && descr->pos > 0)
|| (lastPos > 0 && descr->pos == 0)) {
fmtObj->error = "cannot mix \"%\" and \"%n$\" conversion specifiers";
return JIM_ERR;
}
for (prev = 0; prev < curr; ++prev) {
if (fmtObj->descr[prev].pos == -1)
continue;
if (fmtObj->descr[prev].pos == descr->pos) {
fmtObj->error =
"variable is assigned by multiple \"%n$\" conversion specifiers";
return JIM_ERR;
}
}
if (descr->pos < 0) {
fmtObj->error =
"\"%n$\" conversion specifier is negative";
return JIM_ERR;
}
if (sscanf(fmt, "%d%n", &width, &skip) == 1) {
descr->width = width;
fmt += skip;
}
if (descr->pos > 0 && (size_t) descr->pos > fmtObj->maxPos)
fmtObj->maxPos = descr->pos;
}
else {
descr->width = width;
}
}
if (lastPos == -1)
lastPos = descr->pos;
if (*fmt == '[') {
int swapped = 1, beg = i, end, j;
descr->type = '[';
descr->arg = &buffer[i];
++fmt;
if (*fmt == '^')
buffer[i++] = *fmt++;
if (*fmt == ']')
buffer[i++] = *fmt++;
while (*fmt && *fmt != ']')
buffer[i++] = *fmt++;
if (*fmt != ']') {
fmtObj->error = "unmatched [ in format string";
return JIM_ERR;
}
end = i;
buffer[i++] = 0;
while (swapped) {
swapped = 0;
for (j = beg + 1; j < end - 1; ++j) {
if (buffer[j] == '-' && buffer[j - 1] > buffer[j + 1]) {
char tmp = buffer[j - 1];
buffer[j - 1] = buffer[j + 1];
buffer[j + 1] = tmp;
swapped = 1;
}
}
}
}
else {
if (fmt < fmtEnd && strchr("hlL", *fmt))
descr->modifier = tolower((int)*fmt++);
if (fmt >= fmtEnd) {
fmtObj->error = "missing scan conversion character";
return JIM_ERR;
}
descr->type = *fmt;
if (strchr("efgcsndoxui", *fmt) == 0) {
fmtObj->error = "bad scan conversion character";
return JIM_ERR;
}
else if (*fmt == 'c' && descr->width != 0) {
fmtObj->error = "field width may not be specified in %c " "conversion";
return JIM_ERR;
}
else if (*fmt == 'u' && descr->modifier == 'l') {
fmtObj->error = "unsigned wide not supported";
return JIM_ERR;
}
}
curr++;
}
done:
return JIM_OK;
}
#define FormatGetCnvCount(_fo_) \
((ScanFmtStringObj*)((_fo_)->internalRep.ptr))->convCount
#define FormatGetMaxPos(_fo_) \
((ScanFmtStringObj*)((_fo_)->internalRep.ptr))->maxPos
#define FormatGetError(_fo_) \
((ScanFmtStringObj*)((_fo_)->internalRep.ptr))->error
static Jim_Obj *JimScanAString(Jim_Interp *interp, const char *sdescr, const char *str)
{
char *buffer = Jim_StrDup(str);
char *p = buffer;
while (*str) {
int c;
int n;
if (!sdescr && isspace(UCHAR(*str)))
break;
n = utf8_tounicode(str, &c);
if (sdescr && !JimCharsetMatch(sdescr, strlen(sdescr), c, JIM_CHARSET_SCAN))
break;
while (n--)
*p++ = *str++;
}
*p = 0;
return Jim_NewStringObjNoAlloc(interp, buffer, p - buffer);
}
static int ScanOneEntry(Jim_Interp *interp, const char *str, int pos, int str_bytelen,
ScanFmtStringObj * fmtObj, long idx, Jim_Obj **valObjPtr)
{
const char *tok;
const ScanFmtPartDescr *descr = &fmtObj->descr[idx];
size_t scanned = 0;
size_t anchor = pos;
int i;
Jim_Obj *tmpObj = NULL;
*valObjPtr = 0;
if (descr->prefix) {
for (i = 0; pos < str_bytelen && descr->prefix[i]; ++i) {
if (isspace(UCHAR(descr->prefix[i])))
while (pos < str_bytelen && isspace(UCHAR(str[pos])))
++pos;
else if (descr->prefix[i] != str[pos])
break;
else
++pos;
}
if (pos >= str_bytelen) {
return -1;
}
else if (descr->prefix[i] != 0)
return 0;
}
if (descr->type != 'c' && descr->type != '[' && descr->type != 'n')
while (isspace(UCHAR(str[pos])))
++pos;
scanned = pos - anchor;
if (descr->type == 'n') {
*valObjPtr = Jim_NewIntObj(interp, anchor + scanned);
}
else if (pos >= str_bytelen) {
return -1;
}
else if (descr->type == 'c') {
int c;
scanned += utf8_tounicode(&str[pos], &c);
*valObjPtr = Jim_NewIntObj(interp, c);
return scanned;
}
else {
if (descr->width > 0) {
size_t sLen = utf8_strlen(&str[pos], str_bytelen - pos);
size_t tLen = descr->width > sLen ? sLen : descr->width;
tmpObj = Jim_NewStringObjUtf8(interp, str + pos, tLen);
tok = tmpObj->bytes;
}
else {
tok = &str[pos];
}
switch (descr->type) {
case 'd':
case 'o':
case 'x':
case 'u':
case 'i':{
char *endp;
jim_wide w;
int base = descr->type == 'o' ? 8
: descr->type == 'x' ? 16 : descr->type == 'i' ? 0 : 10;
if (base == 0) {
w = jim_strtoull(tok, &endp);
}
else {
w = strtoull(tok, &endp, base);
}
if (endp != tok) {
*valObjPtr = Jim_NewIntObj(interp, w);
scanned += endp - tok;
}
else {
scanned = *tok ? 0 : -1;
}
break;
}
case 's':
case '[':{
*valObjPtr = JimScanAString(interp, descr->arg, tok);
scanned += Jim_Length(*valObjPtr);
break;
}
case 'e':
case 'f':
case 'g':{
char *endp;
double value = strtod(tok, &endp);
if (endp != tok) {
*valObjPtr = Jim_NewDoubleObj(interp, value);
scanned += endp - tok;
}
else {
scanned = *tok ? 0 : -1;
}
break;
}
}
if (tmpObj) {
Jim_FreeNewObj(interp, tmpObj);
}
}
return scanned;
}
Jim_Obj *Jim_ScanString(Jim_Interp *interp, Jim_Obj *strObjPtr, Jim_Obj *fmtObjPtr, int flags)
{
size_t i, pos;
int scanned = 1;
const char *str = Jim_String(strObjPtr);
int str_bytelen = Jim_Length(strObjPtr);
Jim_Obj *resultList = 0;
Jim_Obj **resultVec = 0;
int resultc;
Jim_Obj *emptyStr = 0;
ScanFmtStringObj *fmtObj;
JimPanic((fmtObjPtr->typePtr != &scanFmtStringObjType, "Jim_ScanString() for non-scan format"));
fmtObj = (ScanFmtStringObj *) fmtObjPtr->internalRep.ptr;
if (fmtObj->error != 0) {
if (flags & JIM_ERRMSG)
Jim_SetResultString(interp, fmtObj->error, -1);
return 0;
}
emptyStr = Jim_NewEmptyStringObj(interp);
Jim_IncrRefCount(emptyStr);
resultList = Jim_NewListObj(interp, NULL, 0);
if (fmtObj->maxPos > 0) {
for (i = 0; i < fmtObj->maxPos; ++i)
Jim_ListAppendElement(interp, resultList, emptyStr);
JimListGetElements(interp, resultList, &resultc, &resultVec);
}
for (i = 0, pos = 0; i < fmtObj->count; ++i) {
ScanFmtPartDescr *descr = &(fmtObj->descr[i]);
Jim_Obj *value = 0;
if (descr->type == 0)
continue;
if (scanned > 0)
scanned = ScanOneEntry(interp, str, pos, str_bytelen, fmtObj, i, &value);
if (scanned == -1 && i == 0)
goto eof;
pos += scanned;
if (value == 0)
value = Jim_NewEmptyStringObj(interp);
if (descr->pos == -1) {
Jim_FreeNewObj(interp, value);
}
else if (descr->pos == 0)
Jim_ListAppendElement(interp, resultList, value);
else if (resultVec[descr->pos - 1] == emptyStr) {
Jim_DecrRefCount(interp, resultVec[descr->pos - 1]);
Jim_IncrRefCount(value);
resultVec[descr->pos - 1] = value;
}
else {
Jim_FreeNewObj(interp, value);
goto err;
}
}
Jim_DecrRefCount(interp, emptyStr);
return resultList;
eof:
Jim_DecrRefCount(interp, emptyStr);
Jim_FreeNewObj(interp, resultList);
return (Jim_Obj *)EOF;
err:
Jim_DecrRefCount(interp, emptyStr);
Jim_FreeNewObj(interp, resultList);
return 0;
}
static void JimPrngInit(Jim_Interp *interp)
{
#define PRNG_SEED_SIZE 256
int i;
unsigned int *seed;
time_t t = time(NULL);
interp->prngState = Jim_Alloc(sizeof(Jim_PrngState));
seed = Jim_Alloc(PRNG_SEED_SIZE * sizeof(*seed));
for (i = 0; i < PRNG_SEED_SIZE; i++) {
seed[i] = (rand() ^ t ^ clock());
}
JimPrngSeed(interp, (unsigned char *)seed, PRNG_SEED_SIZE * sizeof(*seed));
Jim_Free(seed);
}
static void JimRandomBytes(Jim_Interp *interp, void *dest, unsigned int len)
{
Jim_PrngState *prng;
unsigned char *destByte = (unsigned char *)dest;
unsigned int si, sj, x;
if (interp->prngState == NULL)
JimPrngInit(interp);
prng = interp->prngState;
for (x = 0; x < len; x++) {
prng->i = (prng->i + 1) & 0xff;
si = prng->sbox[prng->i];
prng->j = (prng->j + si) & 0xff;
sj = prng->sbox[prng->j];
prng->sbox[prng->i] = sj;
prng->sbox[prng->j] = si;
*destByte++ = prng->sbox[(si + sj) & 0xff];
}
}
static void JimPrngSeed(Jim_Interp *interp, unsigned char *seed, int seedLen)
{
int i;
Jim_PrngState *prng;
if (interp->prngState == NULL)
JimPrngInit(interp);
prng = interp->prngState;
for (i = 0; i < 256; i++)
prng->sbox[i] = i;
for (i = 0; i < seedLen; i++) {
unsigned char t;
t = prng->sbox[i & 0xFF];
prng->sbox[i & 0xFF] = prng->sbox[seed[i]];
prng->sbox[seed[i]] = t;
}
prng->i = prng->j = 0;
for (i = 0; i < 256; i += seedLen) {
JimRandomBytes(interp, seed, seedLen);
}
}
static int Jim_IncrCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
jim_wide wideValue, increment = 1;
Jim_Obj *intObjPtr;
if (argc != 2 && argc != 3) {
Jim_WrongNumArgs(interp, 1, argv, "varName ?increment?");
return JIM_ERR;
}
if (argc == 3) {
if (Jim_GetWideExpr(interp, argv[2], &increment) != JIM_OK)
return JIM_ERR;
}
intObjPtr = Jim_GetVariable(interp, argv[1], JIM_UNSHARED);
if (!intObjPtr) {
wideValue = 0;
}
else if (Jim_GetWide(interp, intObjPtr, &wideValue) != JIM_OK) {
return JIM_ERR;
}
if (!intObjPtr || Jim_IsShared(intObjPtr)) {
intObjPtr = Jim_NewIntObj(interp, wideValue + increment);
if (Jim_SetVariable(interp, argv[1], intObjPtr) != JIM_OK) {
Jim_FreeNewObj(interp, intObjPtr);
return JIM_ERR;
}
}
else {
Jim_InvalidateStringRep(intObjPtr);
JimWideValue(intObjPtr) = wideValue + increment;
if (argv[1]->typePtr != &variableObjType) {
Jim_SetVariable(interp, argv[1], intObjPtr);
}
}
Jim_SetResult(interp, intObjPtr);
return JIM_OK;
}
#define JIM_EVAL_SARGV_LEN 8
#define JIM_EVAL_SINTV_LEN 8
static int JimTraceCallback(Jim_Interp *interp, const char *type, int argc, Jim_Obj *const *argv)
{
JimPanic((interp->traceCmdObj == NULL, "xtrace invoked with no object"));
int ret;
Jim_Obj *nargv[7];
Jim_Obj *traceCmdObj = interp->traceCmdObj;
Jim_Obj *resultObj = Jim_GetResult(interp);
ScriptObj *script = NULL;
if (interp->evalFrame->scriptObj) {
script = JimGetScript(interp, interp->evalFrame->scriptObj);
}
nargv[0] = traceCmdObj;
nargv[1] = Jim_NewStringObj(interp, type, -1);
nargv[2] = script ? script->fileNameObj : interp->emptyObj;
nargv[3] = Jim_NewIntObj(interp, script ? script->linenr : 1);
nargv[4] = resultObj;
nargv[5] = argv[0];
nargv[6] = Jim_NewListObj(interp, argv + 1, argc - 1);
interp->traceCmdObj = NULL;
Jim_IncrRefCount(resultObj);
ret = Jim_EvalObjVector(interp, 7, nargv);
Jim_DecrRefCount(interp, resultObj);
if (ret == JIM_OK || ret == JIM_RETURN) {
interp->traceCmdObj = traceCmdObj;
Jim_SetEmptyResult(interp);
ret = JIM_OK;
}
else {
Jim_DecrRefCount(interp, traceCmdObj);
}
return ret;
}
static int JimUnknown(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
int retcode;
if (interp->unknown_called > 50) {
return JIM_ERR;
}
if (Jim_GetCommand(interp, interp->unknown, JIM_NONE) == NULL)
return JIM_ERR;
interp->unknown_called++;
retcode = Jim_EvalObjPrefix(interp, interp->unknown, argc, argv);
interp->unknown_called--;
return retcode;
}
static void JimPushEvalFrame(Jim_Interp *interp, Jim_EvalFrame *frame, Jim_Obj *scriptObj)
{
memset(frame, 0, sizeof(*frame));
frame->parent = interp->evalFrame;
frame->level = frame->parent->level + 1;
frame->procLevel = interp->procLevel;
frame->framePtr = interp->framePtr;
if (scriptObj) {
frame->scriptObj = scriptObj;
}
else {
frame->scriptObj = frame->parent->scriptObj;
}
interp->evalFrame = frame;
#if 0
if (frame->scriptObj) {
printf("script: %.*s\n", 20, Jim_String(frame->scriptObj));
}
#endif
}
static void JimPopEvalFrame(Jim_Interp *interp)
{
interp->evalFrame = interp->evalFrame->parent;
}
static int JimInvokeCommand(Jim_Interp *interp, int objc, Jim_Obj *const *objv)
{
int retcode;
Jim_Cmd *cmdPtr;
void *prevPrivData;
Jim_Obj *tailcallObj = NULL;
#if 0
printf("invoke");
int j;
for (j = 0; j < objc; j++) {
printf(" '%s'", Jim_String(objv[j]));
}
printf("\n");
#endif
cmdPtr = Jim_GetCommand(interp, objv[0], JIM_ERRMSG);
if (cmdPtr == NULL) {
return JimUnknown(interp, objc, objv);
}
JimIncrCmdRefCount(cmdPtr);
if (interp->evalDepth == interp->maxEvalDepth) {
Jim_SetResultString(interp, "Infinite eval recursion", -1);
retcode = JIM_ERR;
goto out;
}
interp->evalDepth++;
prevPrivData = interp->cmdPrivData;
tailcall:
interp->evalFrame->argc = objc;
interp->evalFrame->argv = objv;
interp->evalFrame->cmd = cmdPtr;
if (!interp->traceCmdObj ||
(retcode = JimTraceCallback(interp, "cmd", objc, objv)) == JIM_OK) {
Jim_SetEmptyResult(interp);
if (cmdPtr->isproc) {
retcode = JimCallProcedure(interp, cmdPtr, objc, objv);
}
else {
interp->cmdPrivData = cmdPtr->u.native.privData;
retcode = cmdPtr->u.native.cmdProc(interp, objc, objv);
}
if (retcode == JIM_ERR) {
JimSetErrorStack(interp, NULL);
}
}
if (tailcallObj) {
Jim_DecrRefCount(interp, tailcallObj);
tailcallObj = NULL;
}
interp->evalFrame->argc = 0;
interp->evalFrame->argv = NULL;
if (retcode == JIM_EVAL && interp->framePtr->tailcallObj) {
JimDecrCmdRefCount(interp, cmdPtr);
cmdPtr = interp->framePtr->tailcallCmd;
interp->framePtr->tailcallCmd = NULL;
tailcallObj = interp->framePtr->tailcallObj;
interp->framePtr->tailcallObj = NULL;
objc = tailcallObj->internalRep.listValue.len;
objv = tailcallObj->internalRep.listValue.ele;
goto tailcall;
}
interp->cmdPrivData = prevPrivData;
interp->evalDepth--;
out:
JimDecrCmdRefCount(interp, cmdPtr);
if (retcode == JIM_ERR) {
JimSetErrorStack(interp, NULL);
}
if (interp->framePtr->tailcallObj) {
JimDecrCmdRefCount(interp, interp->framePtr->tailcallCmd);
Jim_DecrRefCount(interp, interp->framePtr->tailcallObj);
interp->framePtr->tailcallCmd = NULL;
interp->framePtr->tailcallObj = NULL;
}
return retcode;
}
int Jim_EvalObjVector(Jim_Interp *interp, int objc, Jim_Obj *const *objv)
{
int i, retcode;
Jim_EvalFrame frame;
for (i = 0; i < objc; i++)
Jim_IncrRefCount(objv[i]);
JimPushEvalFrame(interp, &frame, NULL);
retcode = JimInvokeCommand(interp, objc, objv);
JimPopEvalFrame(interp);
for (i = 0; i < objc; i++)
Jim_DecrRefCount(interp, objv[i]);
return retcode;
}
int Jim_EvalObjPrefix(Jim_Interp *interp, Jim_Obj *prefix, int objc, Jim_Obj *const *objv)
{
int ret;
Jim_Obj **nargv = Jim_Alloc((objc + 1) * sizeof(*nargv));
nargv[0] = prefix;
memcpy(&nargv[1], &objv[0], sizeof(nargv[0]) * objc);
ret = Jim_EvalObjVector(interp, objc + 1, nargv);
Jim_Free(nargv);
return ret;
}
static int JimSubstOneToken(Jim_Interp *interp, const ScriptToken *token, Jim_Obj **objPtrPtr)
{
Jim_Obj *objPtr;
int ret = JIM_ERR;
switch (token->type) {
case JIM_TT_STR:
case JIM_TT_ESC:
objPtr = token->objPtr;
break;
case JIM_TT_VAR:
objPtr = Jim_GetVariable(interp, token->objPtr, JIM_ERRMSG);
break;
case JIM_TT_DICTSUGAR:
objPtr = JimExpandDictSugar(interp, token->objPtr);
break;
case JIM_TT_EXPRSUGAR:
ret = Jim_EvalExpression(interp, token->objPtr);
if (ret == JIM_OK) {
objPtr = Jim_GetResult(interp);
}
else {
objPtr = NULL;
}
break;
case JIM_TT_CMD:
ret = Jim_EvalObj(interp, token->objPtr);
if (ret == JIM_OK || ret == JIM_RETURN) {
objPtr = interp->result;
} else {
objPtr = NULL;
}
break;
default:
JimPanic((1,
"default token type (%d) reached " "in Jim_SubstObj().", token->type));
objPtr = NULL;
break;
}
if (objPtr) {
*objPtrPtr = objPtr;
return JIM_OK;
}
return ret;
}
static Jim_Obj *JimInterpolateTokens(Jim_Interp *interp, const ScriptToken * token, int tokens, int flags)
{
int totlen = 0, i;
Jim_Obj **intv;
Jim_Obj *sintv[JIM_EVAL_SINTV_LEN];
Jim_Obj *objPtr;
char *s;
if (tokens <= JIM_EVAL_SINTV_LEN)
intv = sintv;
else
intv = Jim_Alloc(sizeof(Jim_Obj *) * tokens);
for (i = 0; i < tokens; i++) {
switch (JimSubstOneToken(interp, &token[i], &intv[i])) {
case JIM_OK:
case JIM_RETURN:
break;
case JIM_BREAK:
if (flags & JIM_SUBST_FLAG) {
tokens = i;
continue;
}
case JIM_CONTINUE:
if (flags & JIM_SUBST_FLAG) {
intv[i] = NULL;
continue;
}
default:
while (i--) {
Jim_DecrRefCount(interp, intv[i]);
}
if (intv != sintv) {
Jim_Free(intv);
}
return NULL;
}
Jim_IncrRefCount(intv[i]);
Jim_String(intv[i]);
totlen += intv[i]->length;
}
if (tokens == 1 && intv[0] && intv == sintv) {
intv[0]->refCount--;
return intv[0];
}
objPtr = Jim_NewStringObjNoAlloc(interp, NULL, 0);
if (tokens == 4 && token[0].type == JIM_TT_ESC && token[1].type == JIM_TT_ESC
&& token[2].type == JIM_TT_VAR) {
objPtr->typePtr = &interpolatedObjType;
objPtr->internalRep.dictSubstValue.varNameObjPtr = token[0].objPtr;
objPtr->internalRep.dictSubstValue.indexObjPtr = intv[2];
Jim_IncrRefCount(intv[2]);
}
else if (tokens && intv[0] && intv[0]->typePtr == &sourceObjType) {
int line;
Jim_Obj *fileNameObj = Jim_GetSourceInfo(interp, intv[0], &line);
Jim_SetSourceInfo(interp, objPtr, fileNameObj, line);
}
s = objPtr->bytes = Jim_Alloc(totlen + 1);
objPtr->length = totlen;
for (i = 0; i < tokens; i++) {
if (intv[i]) {
memcpy(s, intv[i]->bytes, intv[i]->length);
s += intv[i]->length;
Jim_DecrRefCount(interp, intv[i]);
}
}
objPtr->bytes[totlen] = '\0';
if (intv != sintv) {
Jim_Free(intv);
}
return objPtr;
}
static int JimEvalObjList(Jim_Interp *interp, Jim_Obj *listPtr)
{
int retcode = JIM_OK;
Jim_EvalFrame frame;
JimPanic((Jim_IsList(listPtr) == 0, "JimEvalObjList() invoked on non-list."));
JimPushEvalFrame(interp, &frame, NULL);
if (listPtr->internalRep.listValue.len) {
Jim_IncrRefCount(listPtr);
retcode = JimInvokeCommand(interp,
listPtr->internalRep.listValue.len,
listPtr->internalRep.listValue.ele);
Jim_DecrRefCount(interp, listPtr);
}
JimPopEvalFrame(interp);
return retcode;
}
int Jim_EvalObjList(Jim_Interp *interp, Jim_Obj *listPtr)
{
SetListFromAny(interp, listPtr);
return JimEvalObjList(interp, listPtr);
}
int Jim_EvalObj(Jim_Interp *interp, Jim_Obj *scriptObjPtr)
{
int i;
ScriptObj *script;
ScriptToken *token;
int retcode = JIM_OK;
Jim_Obj *sargv[JIM_EVAL_SARGV_LEN], **argv = NULL;
Jim_EvalFrame frame;
if (Jim_IsList(scriptObjPtr) && scriptObjPtr->bytes == NULL) {
return JimEvalObjList(interp, scriptObjPtr);
}
Jim_IncrRefCount(scriptObjPtr);
script = JimGetScript(interp, scriptObjPtr);
if (JimParseCheckMissing(interp, script->missing) == JIM_ERR) {
JimSetErrorStack(interp, script);
Jim_DecrRefCount(interp, scriptObjPtr);
return JIM_ERR;
}
Jim_SetEmptyResult(interp);
token = script->token;
#ifdef JIM_OPTIMIZATION
if (script->len == 0) {
Jim_DecrRefCount(interp, scriptObjPtr);
return JIM_OK;
}
if (script->len == 3
&& token[1].objPtr->typePtr == &commandObjType
&& token[1].objPtr->internalRep.cmdValue.cmdPtr->isproc == 0
&& token[1].objPtr->internalRep.cmdValue.cmdPtr->u.native.cmdProc == Jim_IncrCoreCommand
&& token[2].objPtr->typePtr == &variableObjType) {
Jim_Obj *objPtr = Jim_GetVariable(interp, token[2].objPtr, JIM_NONE);
if (objPtr && !Jim_IsShared(objPtr) && objPtr->typePtr == &intObjType) {
JimWideValue(objPtr)++;
Jim_InvalidateStringRep(objPtr);
Jim_DecrRefCount(interp, scriptObjPtr);
Jim_SetResult(interp, objPtr);
return JIM_OK;
}
}
#endif
script->inUse++;
JimPushEvalFrame(interp, &frame, scriptObjPtr);
interp->errorFlag = 0;
argv = sargv;
for (i = 0; i < script->len && retcode == JIM_OK; ) {
int argc;
int j;
argc = token[i].objPtr->internalRep.scriptLineValue.argc;
script->linenr = token[i].objPtr->internalRep.scriptLineValue.line;
if (argc > JIM_EVAL_SARGV_LEN)
argv = Jim_Alloc(sizeof(Jim_Obj *) * argc);
i++;
for (j = 0; j < argc; j++) {
long wordtokens = 1;
int expand = 0;
Jim_Obj *wordObjPtr = NULL;
if (token[i].type == JIM_TT_WORD) {
wordtokens = JimWideValue(token[i++].objPtr);
if (wordtokens < 0) {
expand = 1;
wordtokens = -wordtokens;
}
}
if (wordtokens == 1) {
switch (token[i].type) {
case JIM_TT_ESC:
case JIM_TT_STR:
wordObjPtr = token[i].objPtr;
break;
case JIM_TT_VAR:
wordObjPtr = Jim_GetVariable(interp, token[i].objPtr, JIM_ERRMSG);
break;
case JIM_TT_EXPRSUGAR:
retcode = Jim_EvalExpression(interp, token[i].objPtr);
if (retcode == JIM_OK) {
wordObjPtr = Jim_GetResult(interp);
}
else {
wordObjPtr = NULL;
}
break;
case JIM_TT_DICTSUGAR:
wordObjPtr = JimExpandDictSugar(interp, token[i].objPtr);
break;
case JIM_TT_CMD:
retcode = Jim_EvalObj(interp, token[i].objPtr);
if (retcode == JIM_OK) {
wordObjPtr = Jim_GetResult(interp);
}
break;
default:
JimPanic((1, "default token type reached " "in Jim_EvalObj()."));
}
}
else {
wordObjPtr = JimInterpolateTokens(interp, token + i, wordtokens, JIM_NONE);
}
if (!wordObjPtr) {
if (retcode == JIM_OK) {
retcode = JIM_ERR;
}
break;
}
Jim_IncrRefCount(wordObjPtr);
i += wordtokens;
if (!expand) {
argv[j] = wordObjPtr;
}
else {
int len = Jim_ListLength(interp, wordObjPtr);
int newargc = argc + len - 1;
int k;
if (len > 1) {
if (argv == sargv) {
if (newargc > JIM_EVAL_SARGV_LEN) {
argv = Jim_Alloc(sizeof(*argv) * newargc);
memcpy(argv, sargv, sizeof(*argv) * j);
}
}
else {
argv = Jim_Realloc(argv, sizeof(*argv) * newargc);
}
}
for (k = 0; k < len; k++) {
argv[j++] = wordObjPtr->internalRep.listValue.ele[k];
Jim_IncrRefCount(wordObjPtr->internalRep.listValue.ele[k]);
}
Jim_DecrRefCount(interp, wordObjPtr);
j--;
argc += len - 1;
}
}
if (retcode == JIM_OK && argc) {
retcode = JimInvokeCommand(interp, argc, argv);
if (Jim_CheckSignal(interp)) {
retcode = JIM_SIGNAL;
}
}
while (j-- > 0) {
Jim_DecrRefCount(interp, argv[j]);
}
if (argv != sargv) {
Jim_Free(argv);
argv = sargv;
}
}
if (retcode == JIM_ERR) {
JimSetErrorStack(interp, NULL);
}
JimPopEvalFrame(interp);
Jim_FreeIntRep(interp, scriptObjPtr);
scriptObjPtr->typePtr = &scriptObjType;
Jim_SetIntRepPtr(scriptObjPtr, script);
Jim_DecrRefCount(interp, scriptObjPtr);
return retcode;
}
static int JimSetProcArg(Jim_Interp *interp, Jim_Obj *argNameObj, Jim_Obj *argValObj)
{
int retcode;
const char *varname = Jim_String(argNameObj);
if (*varname == '&') {
Jim_Obj *objPtr;
Jim_CallFrame *savedCallFrame = interp->framePtr;
interp->framePtr = interp->framePtr->parent;
objPtr = Jim_GetVariable(interp, argValObj, JIM_ERRMSG);
interp->framePtr = savedCallFrame;
if (!objPtr) {
return JIM_ERR;
}
objPtr = Jim_NewStringObj(interp, varname + 1, -1);
Jim_IncrRefCount(objPtr);
retcode = Jim_SetVariableLink(interp, objPtr, argValObj, interp->framePtr->parent);
Jim_DecrRefCount(interp, objPtr);
}
else {
retcode = Jim_SetVariable(interp, argNameObj, argValObj);
}
return retcode;
}
static void JimSetProcWrongArgs(Jim_Interp *interp, Jim_Obj *procNameObj, Jim_Cmd *cmd)
{
Jim_Obj *argmsg = Jim_NewStringObj(interp, "", 0);
int i;
for (i = 0; i < cmd->u.proc.argListLen; i++) {
Jim_AppendString(interp, argmsg, " ", 1);
if (i == cmd->u.proc.argsPos) {
if (cmd->u.proc.arglist[i].defaultObjPtr) {
Jim_AppendString(interp, argmsg, "?", 1);
Jim_AppendObj(interp, argmsg, cmd->u.proc.arglist[i].defaultObjPtr);
Jim_AppendString(interp, argmsg, " ...?", -1);
}
else {
Jim_AppendString(interp, argmsg, "?arg ...?", -1);
}
}
else {
if (cmd->u.proc.arglist[i].defaultObjPtr) {
Jim_AppendString(interp, argmsg, "?", 1);
Jim_AppendObj(interp, argmsg, cmd->u.proc.arglist[i].nameObjPtr);
Jim_AppendString(interp, argmsg, "?", 1);
}
else {
const char *arg = Jim_String(cmd->u.proc.arglist[i].nameObjPtr);
if (*arg == '&') {
arg++;
}
Jim_AppendString(interp, argmsg, arg, -1);
}
}
}
Jim_SetResultFormatted(interp, "wrong # args: should be \"%#s%#s\"", procNameObj, argmsg);
}
#ifdef jim_ext_namespace
int Jim_EvalNamespace(Jim_Interp *interp, Jim_Obj *scriptObj, Jim_Obj *nsObj)
{
Jim_CallFrame *callFramePtr;
int retcode;
callFramePtr = JimCreateCallFrame(interp, interp->framePtr, nsObj);
callFramePtr->argv = interp->evalFrame->argv;
callFramePtr->argc = interp->evalFrame->argc;
callFramePtr->procArgsObjPtr = NULL;
callFramePtr->procBodyObjPtr = scriptObj;
callFramePtr->staticVars = NULL;
Jim_IncrRefCount(scriptObj);
interp->framePtr = callFramePtr;
if (interp->framePtr->level == interp->maxCallFrameDepth) {
Jim_SetResultString(interp, "Too many nested calls. Infinite recursion?", -1);
retcode = JIM_ERR;
}
else {
retcode = Jim_EvalObj(interp, scriptObj);
}
interp->framePtr = interp->framePtr->parent;
JimFreeCallFrame(interp, callFramePtr, JIM_FCF_REUSE);
return retcode;
}
#endif
static int JimCallProcedure(Jim_Interp *interp, Jim_Cmd *cmd, int argc, Jim_Obj *const *argv)
{
Jim_CallFrame *callFramePtr;
int i, d, retcode, optargs;
if (argc - 1 < cmd->u.proc.reqArity ||
(cmd->u.proc.argsPos < 0 && argc - 1 > cmd->u.proc.reqArity + cmd->u.proc.optArity)) {
JimSetProcWrongArgs(interp, argv[0], cmd);
return JIM_ERR;
}
if (Jim_Length(cmd->u.proc.bodyObjPtr) == 0) {
return JIM_OK;
}
if (interp->framePtr->level == interp->maxCallFrameDepth) {
Jim_SetResultString(interp, "Too many nested calls. Infinite recursion?", -1);
return JIM_ERR;
}
callFramePtr = JimCreateCallFrame(interp, interp->framePtr, cmd->u.proc.nsObj);
callFramePtr->argv = argv;
callFramePtr->argc = argc;
callFramePtr->procArgsObjPtr = cmd->u.proc.argListObjPtr;
callFramePtr->procBodyObjPtr = cmd->u.proc.bodyObjPtr;
callFramePtr->staticVars = cmd->u.proc.staticVars;
interp->procLevel++;
Jim_IncrRefCount(cmd->u.proc.argListObjPtr);
Jim_IncrRefCount(cmd->u.proc.bodyObjPtr);
interp->framePtr = callFramePtr;
optargs = (argc - 1 - cmd->u.proc.reqArity);
i = 1;
for (d = 0; d < cmd->u.proc.argListLen; d++) {
Jim_Obj *nameObjPtr = cmd->u.proc.arglist[d].nameObjPtr;
if (d == cmd->u.proc.argsPos) {
Jim_Obj *listObjPtr;
int argsLen = 0;
if (cmd->u.proc.reqArity + cmd->u.proc.optArity < argc - 1) {
argsLen = argc - 1 - (cmd->u.proc.reqArity + cmd->u.proc.optArity);
}
listObjPtr = Jim_NewListObj(interp, &argv[i], argsLen);
if (cmd->u.proc.arglist[d].defaultObjPtr) {
nameObjPtr =cmd->u.proc.arglist[d].defaultObjPtr;
}
retcode = Jim_SetVariable(interp, nameObjPtr, listObjPtr);
if (retcode != JIM_OK) {
goto badargset;
}
i += argsLen;
continue;
}
if (cmd->u.proc.arglist[d].defaultObjPtr == NULL || optargs-- > 0) {
retcode = JimSetProcArg(interp, nameObjPtr, argv[i++]);
}
else {
retcode = Jim_SetVariable(interp, nameObjPtr, cmd->u.proc.arglist[d].defaultObjPtr);
}
if (retcode != JIM_OK) {
goto badargset;
}
}
if (interp->traceCmdObj == NULL ||
(retcode = JimTraceCallback(interp, "proc", argc, argv)) == JIM_OK) {
retcode = Jim_EvalObj(interp, cmd->u.proc.bodyObjPtr);
}
badargset:
retcode = JimInvokeDefer(interp, retcode);
interp->framePtr = interp->framePtr->parent;
JimFreeCallFrame(interp, callFramePtr, JIM_FCF_REUSE);
if (retcode == JIM_RETURN) {
if (--interp->returnLevel <= 0) {
retcode = interp->returnCode;
interp->returnCode = JIM_OK;
interp->returnLevel = 0;
}
}
interp->procLevel--;
return retcode;
}
int Jim_EvalSource(Jim_Interp *interp, const char *filename, int lineno, const char *script)
{
int retval;
Jim_Obj *scriptObjPtr;
scriptObjPtr = Jim_NewStringObj(interp, script, -1);
Jim_IncrRefCount(scriptObjPtr);
if (filename) {
Jim_SetSourceInfo(interp, scriptObjPtr, Jim_NewStringObj(interp, filename, -1), lineno);
}
retval = Jim_EvalObj(interp, scriptObjPtr);
Jim_DecrRefCount(interp, scriptObjPtr);
return retval;
}
int Jim_Eval(Jim_Interp *interp, const char *script)
{
return Jim_EvalObj(interp, Jim_NewStringObj(interp, script, -1));
}
int Jim_EvalGlobal(Jim_Interp *interp, const char *script)
{
int retval;
Jim_CallFrame *savedFramePtr = interp->framePtr;
interp->framePtr = interp->topFramePtr;
retval = Jim_Eval(interp, script);
interp->framePtr = savedFramePtr;
return retval;
}
int Jim_EvalFileGlobal(Jim_Interp *interp, const char *filename)
{
int retval;
Jim_CallFrame *savedFramePtr = interp->framePtr;
interp->framePtr = interp->topFramePtr;
retval = Jim_EvalFile(interp, filename);
interp->framePtr = savedFramePtr;
return retval;
}
#include <sys/stat.h>
static Jim_Obj *JimReadTextFile(Jim_Interp *interp, const char *filename)
{
jim_stat_t sb;
int fd;
char *buf;
int readlen;
if (Jim_Stat(filename, &sb) == -1 || (fd = open(filename, O_RDONLY | O_TEXT, 0666)) < 0) {
Jim_SetResultFormatted(interp, "couldn't read file \"%s\": %s", filename, strerror(errno));
return NULL;
}
buf = Jim_Alloc(sb.st_size + 1);
readlen = read(fd, buf, sb.st_size);
close(fd);
if (readlen < 0) {
Jim_Free(buf);
Jim_SetResultFormatted(interp, "failed to load file \"%s\": %s", filename, strerror(errno));
return NULL;
}
else {
Jim_Obj *objPtr;
buf[readlen] = 0;
objPtr = Jim_NewStringObjNoAlloc(interp, buf, readlen);
return objPtr;
}
}
int Jim_EvalFile(Jim_Interp *interp, const char *filename)
{
Jim_Obj *filenameObj;
Jim_Obj *oldFilenameObj;
Jim_Obj *scriptObjPtr;
int retcode;
scriptObjPtr = JimReadTextFile(interp, filename);
if (!scriptObjPtr) {
return JIM_ERR;
}
filenameObj = Jim_NewStringObj(interp, filename, -1);
Jim_SetSourceInfo(interp, scriptObjPtr, filenameObj, 1);
oldFilenameObj = JimPushInterpObj(interp->currentFilenameObj, filenameObj);
retcode = Jim_EvalObj(interp, scriptObjPtr);
JimPopInterpObj(interp, interp->currentFilenameObj, oldFilenameObj);
if (retcode == JIM_RETURN) {
if (--interp->returnLevel <= 0) {
retcode = interp->returnCode;
interp->returnCode = JIM_OK;
interp->returnLevel = 0;
}
}
return retcode;
}
static void JimParseSubst(struct JimParserCtx *pc, int flags)
{
pc->tstart = pc->p;
pc->tline = pc->linenr;
if (pc->len == 0) {
pc->tend = pc->p;
pc->tt = JIM_TT_EOL;
pc->eof = 1;
return;
}
if (*pc->p == '[' && !(flags & JIM_SUBST_NOCMD)) {
JimParseCmd(pc);
return;
}
if (*pc->p == '$' && !(flags & JIM_SUBST_NOVAR)) {
if (JimParseVar(pc) == JIM_OK) {
return;
}
pc->tstart = pc->p;
pc->p++;
pc->len--;
}
while (pc->len) {
if (*pc->p == '$' && !(flags & JIM_SUBST_NOVAR)) {
break;
}
if (*pc->p == '[' && !(flags & JIM_SUBST_NOCMD)) {
break;
}
if (*pc->p == '\\' && pc->len > 1) {
pc->p++;
pc->len--;
}
pc->p++;
pc->len--;
}
pc->tend = pc->p - 1;
pc->tt = (flags & JIM_SUBST_NOESC) ? JIM_TT_STR : JIM_TT_ESC;
}
static int SetSubstFromAny(Jim_Interp *interp, struct Jim_Obj *objPtr, int flags)
{
int scriptTextLen;
const char *scriptText = Jim_GetString(objPtr, &scriptTextLen);
struct JimParserCtx parser;
struct ScriptObj *script = Jim_Alloc(sizeof(*script));
ParseTokenList tokenlist;
ScriptTokenListInit(&tokenlist);
JimParserInit(&parser, scriptText, scriptTextLen, 1);
while (1) {
JimParseSubst(&parser, flags);
if (parser.eof) {
break;
}
ScriptAddToken(&tokenlist, parser.tstart, parser.tend - parser.tstart + 1, parser.tt,
parser.tline);
}
script->inUse = 1;
script->substFlags = flags;
script->fileNameObj = interp->emptyObj;
Jim_IncrRefCount(script->fileNameObj);
SubstObjAddTokens(interp, script, &tokenlist);
ScriptTokenListFree(&tokenlist);
#ifdef DEBUG_SHOW_SUBST
{
int i;
printf("==== Subst ====\n");
for (i = 0; i < script->len; i++) {
printf("[%2d] %s '%s'\n", i, jim_tt_name(script->token[i].type),
Jim_String(script->token[i].objPtr));
}
}
#endif
Jim_FreeIntRep(interp, objPtr);
Jim_SetIntRepPtr(objPtr, script);
objPtr->typePtr = &scriptObjType;
return JIM_OK;
}
static ScriptObj *Jim_GetSubst(Jim_Interp *interp, Jim_Obj *objPtr, int flags)
{
if (objPtr->typePtr != &scriptObjType || ((ScriptObj *)Jim_GetIntRepPtr(objPtr))->substFlags != flags)
SetSubstFromAny(interp, objPtr, flags);
return (ScriptObj *) Jim_GetIntRepPtr(objPtr);
}
int Jim_SubstObj(Jim_Interp *interp, Jim_Obj *substObjPtr, Jim_Obj **resObjPtrPtr, int flags)
{
ScriptObj *script;
JimPanic((substObjPtr->refCount == 0, "Jim_SubstObj() called with zero refcount object"));
script = Jim_GetSubst(interp, substObjPtr, flags);
Jim_IncrRefCount(substObjPtr);
script->inUse++;
*resObjPtrPtr = JimInterpolateTokens(interp, script->token, script->len, flags);
script->inUse--;
Jim_DecrRefCount(interp, substObjPtr);
if (*resObjPtrPtr == NULL) {
return JIM_ERR;
}
return JIM_OK;
}
void Jim_WrongNumArgs(Jim_Interp *interp, int argc, Jim_Obj *const *argv, const char *msg)
{
Jim_Obj *objPtr;
Jim_Obj *listObjPtr;
JimPanic((argc == 0, "Jim_WrongNumArgs() called with argc=0"));
listObjPtr = Jim_NewListObj(interp, argv, argc);
if (msg && *msg) {
Jim_ListAppendElement(interp, listObjPtr, Jim_NewStringObj(interp, msg, -1));
}
Jim_IncrRefCount(listObjPtr);
objPtr = Jim_ListJoin(interp, listObjPtr, " ", 1);
Jim_DecrRefCount(interp, listObjPtr);
Jim_SetResultFormatted(interp, "wrong # args: should be \"%#s\"", objPtr);
}
typedef void JimHashtableIteratorCallbackType(Jim_Interp *interp, Jim_Obj *listObjPtr,
Jim_Obj *keyObjPtr, void *value, Jim_Obj *patternObjPtr, int type);
#define JimTrivialMatch(pattern) (strpbrk((pattern), "*[?\\") == NULL)
static Jim_Obj *JimHashtablePatternMatch(Jim_Interp *interp, Jim_HashTable *ht, Jim_Obj *patternObjPtr,
JimHashtableIteratorCallbackType *callback, int type)
{
Jim_HashEntry *he;
Jim_Obj *listObjPtr = Jim_NewListObj(interp, NULL, 0);
if (patternObjPtr && JimTrivialMatch(Jim_String(patternObjPtr))) {
he = Jim_FindHashEntry(ht, patternObjPtr);
if (he) {
callback(interp, listObjPtr, Jim_GetHashEntryKey(he), Jim_GetHashEntryVal(he),
patternObjPtr, type);
}
}
else {
Jim_HashTableIterator htiter;
JimInitHashTableIterator(ht, &htiter);
while ((he = Jim_NextHashEntry(&htiter)) != NULL) {
callback(interp, listObjPtr, Jim_GetHashEntryKey(he), Jim_GetHashEntryVal(he),
patternObjPtr, type);
}
}
return listObjPtr;
}
#define JIM_CMDLIST_COMMANDS 0
#define JIM_CMDLIST_PROCS 1
#define JIM_CMDLIST_CHANNELS 2
static void JimCommandMatch(Jim_Interp *interp, Jim_Obj *listObjPtr,
Jim_Obj *keyObj, void *value, Jim_Obj *patternObj, int type)
{
Jim_Cmd *cmdPtr = (Jim_Cmd *)value;
if (type == JIM_CMDLIST_PROCS && !cmdPtr->isproc) {
return;
}
Jim_IncrRefCount(keyObj);
if (type != JIM_CMDLIST_CHANNELS || Jim_AioFilehandle(interp, keyObj) >= 0) {
int match = 1;
if (patternObj) {
int plen, slen;
const char *pattern = Jim_GetStringNoQualifier(patternObj, &plen);
const char *str = Jim_GetStringNoQualifier(keyObj, &slen);
#ifdef JIM_NO_INTROSPECTION
match = (JimStringCompareUtf8(pattern, plen, str, slen, 0) == 0);
#else
match = JimGlobMatch(pattern, plen, str, slen, 0);
#endif
}
if (match) {
Jim_ListAppendElement(interp, listObjPtr, keyObj);
}
}
Jim_DecrRefCount(interp, keyObj);
}
static Jim_Obj *JimCommandsList(Jim_Interp *interp, Jim_Obj *patternObjPtr, int type)
{
return JimHashtablePatternMatch(interp, &interp->commands, patternObjPtr, JimCommandMatch, type);
}
#define JIM_VARLIST_GLOBALS 0
#define JIM_VARLIST_LOCALS 1
#define JIM_VARLIST_VARS 2
#define JIM_VARLIST_MASK 0x000f
#define JIM_VARLIST_VALUES 0x1000
static void JimVariablesMatch(Jim_Interp *interp, Jim_Obj *listObjPtr,
Jim_Obj *keyObj, void *value, Jim_Obj *patternObj, int type)
{
Jim_VarVal *vv = (Jim_VarVal *)value;
if ((type & JIM_VARLIST_MASK) != JIM_VARLIST_LOCALS || vv->linkFramePtr == NULL) {
if (patternObj == NULL || Jim_StringMatchObj(interp, patternObj, keyObj, 0)) {
Jim_ListAppendElement(interp, listObjPtr, keyObj);
if (type & JIM_VARLIST_VALUES) {
Jim_ListAppendElement(interp, listObjPtr, vv->objPtr);
}
}
}
}
static Jim_Obj *JimVariablesList(Jim_Interp *interp, Jim_Obj *patternObjPtr, int mode)
{
if (mode == JIM_VARLIST_LOCALS && interp->framePtr == interp->topFramePtr) {
return interp->emptyObj;
}
else {
Jim_CallFrame *framePtr = (mode == JIM_VARLIST_GLOBALS) ? interp->topFramePtr : interp->framePtr;
return JimHashtablePatternMatch(interp, &framePtr->vars, patternObjPtr, JimVariablesMatch,
mode);
}
}
static int JimInfoLevel(Jim_Interp *interp, Jim_Obj *levelObjPtr, Jim_Obj **objPtrPtr)
{
long level;
if (Jim_GetLong(interp, levelObjPtr, &level) == JIM_OK) {
Jim_CallFrame *targetCallFrame = JimGetCallFrameByInteger(interp, level);
if (targetCallFrame && targetCallFrame != interp->topFramePtr) {
#ifdef JIM_NO_INTROSPECTION
*objPtrPtr = Jim_NewListObj(interp, targetCallFrame->argv, 1);
#else
*objPtrPtr = Jim_NewListObj(interp, targetCallFrame->argv, targetCallFrame->argc);
#endif
return JIM_OK;
}
}
Jim_SetResultFormatted(interp, "bad level \"%#s\"", levelObjPtr);
return JIM_ERR;
}
static int JimInfoFrame(Jim_Interp *interp, Jim_Obj *levelObjPtr, Jim_Obj **objPtrPtr)
{
long level;
if (Jim_GetLong(interp, levelObjPtr, &level) == JIM_OK) {
Jim_EvalFrame *frame = JimGetEvalFrameByProcLevel(interp, level);
if (frame) {
Jim_Obj *listObj = Jim_NewListObj(interp, NULL, 0);
Jim_ListAppendElement(interp, listObj, Jim_NewStringObj(interp, "type", -1));
Jim_ListAppendElement(interp, listObj, Jim_NewStringObj(interp, "source", -1));
if (frame->scriptObj) {
ScriptObj *script = JimGetScript(interp, frame->scriptObj);
Jim_ListAppendElement(interp, listObj, Jim_NewStringObj(interp, "line", -1));
Jim_ListAppendElement(interp, listObj, Jim_NewIntObj(interp, script->linenr));
Jim_ListAppendElement(interp, listObj, Jim_NewStringObj(interp, "file", -1));
Jim_ListAppendElement(interp, listObj, script->fileNameObj);
}
#ifndef JIM_NO_INTROSPECTION
{
Jim_Obj *cmdObj = Jim_NewListObj(interp, frame->argv, frame->argc);
Jim_ListAppendElement(interp, listObj, Jim_NewStringObj(interp, "cmd", -1));
Jim_ListAppendElement(interp, listObj, cmdObj);
}
#endif
{
Jim_Obj *procNameObj = JimProcForEvalFrame(interp, frame);
if (procNameObj) {
Jim_ListAppendElement(interp, listObj, Jim_NewStringObj(interp, "proc", -1));
Jim_ListAppendElement(interp, listObj, procNameObj);
}
}
Jim_ListAppendElement(interp, listObj, Jim_NewStringObj(interp, "level", -1));
Jim_ListAppendElement(interp, listObj, Jim_NewIntObj(interp, interp->framePtr->level - frame->framePtr->level));
*objPtrPtr = listObj;
return JIM_OK;
}
}
Jim_SetResultFormatted(interp, "bad level \"%#s\"", levelObjPtr);
return JIM_ERR;
}
static int Jim_PutsCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
if (argc != 2 && argc != 3) {
Jim_WrongNumArgs(interp, 1, argv, "?-nonewline? string");
return JIM_ERR;
}
if (argc == 3) {
if (!Jim_CompareStringImmediate(interp, argv[1], "-nonewline")) {
Jim_SetResultString(interp, "The second argument must " "be -nonewline", -1);
return JIM_ERR;
}
else {
fputs(Jim_String(argv[2]), stdout);
}
}
else {
puts(Jim_String(argv[1]));
}
return JIM_OK;
}
static int JimAddMulHelper(Jim_Interp *interp, int argc, Jim_Obj *const *argv, int op)
{
jim_wide wideValue, res;
double doubleValue, doubleRes;
int i;
res = (op == JIM_EXPROP_ADD) ? 0 : 1;
for (i = 1; i < argc; i++) {
if (Jim_GetWide(interp, argv[i], &wideValue) != JIM_OK)
goto trydouble;
if (op == JIM_EXPROP_ADD)
res += wideValue;
else
res *= wideValue;
}
Jim_SetResultInt(interp, res);
return JIM_OK;
trydouble:
doubleRes = (double)res;
for (; i < argc; i++) {
if (Jim_GetDouble(interp, argv[i], &doubleValue) != JIM_OK)
return JIM_ERR;
if (op == JIM_EXPROP_ADD)
doubleRes += doubleValue;
else
doubleRes *= doubleValue;
}
Jim_SetResult(interp, Jim_NewDoubleObj(interp, doubleRes));
return JIM_OK;
}
static int JimSubDivHelper(Jim_Interp *interp, int argc, Jim_Obj *const *argv, int op)
{
jim_wide wideValue, res = 0;
double doubleValue, doubleRes = 0;
int i = 2;
if (argc < 2) {
Jim_WrongNumArgs(interp, 1, argv, "number ?number ... number?");
return JIM_ERR;
}
else if (argc == 2) {
if (Jim_GetWide(interp, argv[1], &wideValue) != JIM_OK) {
if (Jim_GetDouble(interp, argv[1], &doubleValue) != JIM_OK) {
return JIM_ERR;
}
else {
if (op == JIM_EXPROP_SUB)
doubleRes = -doubleValue;
else
doubleRes = 1.0 / doubleValue;
Jim_SetResult(interp, Jim_NewDoubleObj(interp, doubleRes));
return JIM_OK;
}
}
if (op == JIM_EXPROP_SUB) {
res = -wideValue;
Jim_SetResultInt(interp, res);
}
else {
doubleRes = 1.0 / wideValue;
Jim_SetResult(interp, Jim_NewDoubleObj(interp, doubleRes));
}
return JIM_OK;
}
else {
if (Jim_GetWide(interp, argv[1], &res) != JIM_OK) {
if (Jim_GetDouble(interp, argv[1], &doubleRes)
!= JIM_OK) {
return JIM_ERR;
}
else {
goto trydouble;
}
}
}
for (i = 2; i < argc; i++) {
if (Jim_GetWide(interp, argv[i], &wideValue) != JIM_OK) {
doubleRes = (double)res;
goto trydouble;
}
if (op == JIM_EXPROP_SUB)
res -= wideValue;
else {
if (wideValue == 0) {
Jim_SetResultString(interp, "Division by zero", -1);
return JIM_ERR;
}
res /= wideValue;
}
}
Jim_SetResultInt(interp, res);
return JIM_OK;
trydouble:
for (; i < argc; i++) {
if (Jim_GetDouble(interp, argv[i], &doubleValue) != JIM_OK)
return JIM_ERR;
if (op == JIM_EXPROP_SUB)
doubleRes -= doubleValue;
else
doubleRes /= doubleValue;
}
Jim_SetResult(interp, Jim_NewDoubleObj(interp, doubleRes));
return JIM_OK;
}
static int Jim_AddCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
return JimAddMulHelper(interp, argc, argv, JIM_EXPROP_ADD);
}
static int Jim_MulCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
return JimAddMulHelper(interp, argc, argv, JIM_EXPROP_MUL);
}
static int Jim_SubCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
return JimSubDivHelper(interp, argc, argv, JIM_EXPROP_SUB);
}
static int Jim_DivCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
return JimSubDivHelper(interp, argc, argv, JIM_EXPROP_DIV);
}
static int Jim_SetCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
if (argc != 2 && argc != 3) {
Jim_WrongNumArgs(interp, 1, argv, "varName ?newValue?");
return JIM_ERR;
}
if (argc == 2) {
Jim_Obj *objPtr;
objPtr = Jim_GetVariable(interp, argv[1], JIM_ERRMSG);
if (!objPtr)
return JIM_ERR;
Jim_SetResult(interp, objPtr);
return JIM_OK;
}
if (Jim_SetVariable(interp, argv[1], argv[2]) != JIM_OK)
return JIM_ERR;
Jim_SetResult(interp, argv[2]);
return JIM_OK;
}
static int Jim_UnsetCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
int i = 1;
int complain = 1;
while (i < argc) {
if (Jim_CompareStringImmediate(interp, argv[i], "--")) {
i++;
break;
}
if (Jim_CompareStringImmediate(interp, argv[i], "-nocomplain")) {
complain = 0;
i++;
continue;
}
break;
}
while (i < argc) {
if (Jim_UnsetVariable(interp, argv[i], complain ? JIM_ERRMSG : JIM_NONE) != JIM_OK
&& complain) {
return JIM_ERR;
}
i++;
}
Jim_SetEmptyResult(interp);
return JIM_OK;
}
static int JimCheckLoopRetcode(Jim_Interp *interp, int retval)
{
if (retval == JIM_BREAK || retval == JIM_CONTINUE) {
if (--interp->break_level > 0) {
return 1;
}
}
return 0;
}
static int Jim_WhileCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
if (argc != 3) {
Jim_WrongNumArgs(interp, 1, argv, "condition body");
return JIM_ERR;
}
while (1) {
int boolean = 0, retval;
if ((retval = Jim_GetBoolFromExpr(interp, argv[1], &boolean)) != JIM_OK)
return retval;
if (!boolean)
break;
if ((retval = Jim_EvalObj(interp, argv[2])) != JIM_OK) {
if (JimCheckLoopRetcode(interp, retval)) {
return retval;
}
switch (retval) {
case JIM_BREAK:
goto out;
case JIM_CONTINUE:
continue;
default:
return retval;
}
}
}
out:
Jim_SetEmptyResult(interp);
return JIM_OK;
}
static int Jim_ForCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
int retval;
int boolean = 1;
int immediate = 0;
Jim_Obj *varNamePtr = NULL;
Jim_Obj *stopVarNamePtr = NULL;
if (argc != 5) {
Jim_WrongNumArgs(interp, 1, argv, "start test next body");
return JIM_ERR;
}
if ((retval = Jim_EvalObj(interp, argv[1])) != JIM_OK) {
return retval;
}
retval = Jim_GetBoolFromExpr(interp, argv[2], &boolean);
#ifdef JIM_OPTIMIZATION
if (retval == JIM_OK && boolean) {
ScriptObj *incrScript;
struct ExprTree *expr;
jim_wide stop, currentVal;
Jim_Obj *objPtr;
int cmpOffset;
expr = JimGetExpression(interp, argv[2]);
incrScript = JimGetScript(interp, argv[3]);
if (incrScript == NULL || incrScript->len != 3 || !expr || expr->len != 3) {
goto evalstart;
}
if (incrScript->token[1].type != JIM_TT_ESC) {
goto evalstart;
}
if (expr->expr->type == JIM_EXPROP_LT) {
cmpOffset = 0;
}
else if (expr->expr->type == JIM_EXPROP_LTE) {
cmpOffset = 1;
}
else {
goto evalstart;
}
if (expr->expr->left->type != JIM_TT_VAR) {
goto evalstart;
}
if (expr->expr->right->type != JIM_TT_VAR && expr->expr->right->type != JIM_TT_EXPR_INT) {
goto evalstart;
}
if (!Jim_CompareStringImmediate(interp, incrScript->token[1].objPtr, "incr")) {
goto evalstart;
}
if (!Jim_StringEqObj(incrScript->token[2].objPtr, expr->expr->left->objPtr)) {
goto evalstart;
}
if (expr->expr->right->type == JIM_TT_EXPR_INT) {
if (Jim_GetWideExpr(interp, expr->expr->right->objPtr, &stop) == JIM_ERR) {
goto evalstart;
}
}
else {
stopVarNamePtr = expr->expr->right->objPtr;
Jim_IncrRefCount(stopVarNamePtr);
stop = 0;
}
varNamePtr = expr->expr->left->objPtr;
Jim_IncrRefCount(varNamePtr);
objPtr = Jim_GetVariable(interp, varNamePtr, JIM_NONE);
if (objPtr == NULL || Jim_GetWide(interp, objPtr, &currentVal) != JIM_OK) {
goto testcond;
}
while (retval == JIM_OK) {
if (stopVarNamePtr) {
objPtr = Jim_GetVariable(interp, stopVarNamePtr, JIM_NONE);
if (objPtr == NULL || Jim_GetWide(interp, objPtr, &stop) != JIM_OK) {
goto testcond;
}
}
if (currentVal >= stop + cmpOffset) {
break;
}
retval = Jim_EvalObj(interp, argv[4]);
if (JimCheckLoopRetcode(interp, retval)) {
immediate++;
goto out;
}
if (retval == JIM_OK || retval == JIM_CONTINUE) {
retval = JIM_OK;
objPtr = Jim_GetVariable(interp, varNamePtr, JIM_ERRMSG);
if (objPtr == NULL) {
retval = JIM_ERR;
goto out;
}
if (!Jim_IsShared(objPtr) && objPtr->typePtr == &intObjType) {
currentVal = ++JimWideValue(objPtr);
Jim_InvalidateStringRep(objPtr);
}
else {
if (Jim_GetWide(interp, objPtr, &currentVal) != JIM_OK ||
Jim_SetVariable(interp, varNamePtr, Jim_NewIntObj(interp,
++currentVal)) != JIM_OK) {
goto evalnext;
}
}
}
}
goto out;
}
evalstart:
#endif
while (boolean && (retval == JIM_OK || retval == JIM_CONTINUE)) {
retval = Jim_EvalObj(interp, argv[4]);
if (JimCheckLoopRetcode(interp, retval)) {
immediate++;
break;
}
if (retval == JIM_OK || retval == JIM_CONTINUE) {
JIM_IF_OPTIM(evalnext:)
retval = Jim_EvalObj(interp, argv[3]);
if (retval == JIM_OK || retval == JIM_CONTINUE) {
JIM_IF_OPTIM(testcond:)
retval = Jim_GetBoolFromExpr(interp, argv[2], &boolean);
}
}
}
JIM_IF_OPTIM(out:)
if (stopVarNamePtr) {
Jim_DecrRefCount(interp, stopVarNamePtr);
}
if (varNamePtr) {
Jim_DecrRefCount(interp, varNamePtr);
}
if (!immediate) {
if (retval == JIM_CONTINUE || retval == JIM_BREAK || retval == JIM_OK) {
Jim_SetEmptyResult(interp);
return JIM_OK;
}
}
return retval;
}
static int Jim_LoopCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
int retval;
jim_wide i;
jim_wide limit;
jim_wide incr = 1;
Jim_Obj *bodyObjPtr;
if (argc < 4 || argc > 6) {
Jim_WrongNumArgs(interp, 1, argv, "var ?first? limit ?incr? body");
return JIM_ERR;
}
retval = Jim_GetWideExpr(interp, argv[2], &i);
if (argc > 4 && retval == JIM_OK) {
retval = Jim_GetWideExpr(interp, argv[3], &limit);
}
if (argc > 5 && retval == JIM_OK) {
Jim_GetWideExpr(interp, argv[4], &incr);
}
if (retval != JIM_OK) {
return retval;
}
if (argc == 4) {
limit = i;
i = 0;
}
bodyObjPtr = argv[argc - 1];
retval = Jim_SetVariable(interp, argv[1], Jim_NewIntObj(interp, i));
while (((i < limit && incr > 0) || (i > limit && incr < 0)) && retval == JIM_OK) {
retval = Jim_EvalObj(interp, bodyObjPtr);
if (JimCheckLoopRetcode(interp, retval)) {
return retval;
}
if (retval == JIM_OK || retval == JIM_CONTINUE) {
Jim_Obj *objPtr = Jim_GetVariable(interp, argv[1], JIM_ERRMSG);
retval = JIM_OK;
i += incr;
if (objPtr && !Jim_IsShared(objPtr) && objPtr->typePtr == &intObjType) {
if (argv[1]->typePtr != &variableObjType) {
if (Jim_SetVariable(interp, argv[1], objPtr) != JIM_OK) {
return JIM_ERR;
}
}
JimWideValue(objPtr) = i;
Jim_InvalidateStringRep(objPtr);
if (argv[1]->typePtr != &variableObjType) {
if (Jim_SetVariable(interp, argv[1], objPtr) != JIM_OK) {
retval = JIM_ERR;
break;
}
}
}
else {
objPtr = Jim_NewIntObj(interp, i);
retval = Jim_SetVariable(interp, argv[1], objPtr);
if (retval != JIM_OK) {
Jim_FreeNewObj(interp, objPtr);
}
}
}
}
if (retval == JIM_OK || retval == JIM_CONTINUE || retval == JIM_BREAK) {
Jim_SetEmptyResult(interp);
return JIM_OK;
}
return retval;
}
typedef struct {
Jim_Obj *objPtr;
int idx;
} Jim_ListIter;
static void JimListIterInit(Jim_ListIter *iter, Jim_Obj *objPtr)
{
iter->objPtr = objPtr;
iter->idx = 0;
}
static Jim_Obj *JimListIterNext(Jim_Interp *interp, Jim_ListIter *iter)
{
if (iter->idx >= Jim_ListLength(interp, iter->objPtr)) {
return NULL;
}
return iter->objPtr->internalRep.listValue.ele[iter->idx++];
}
static int JimListIterDone(Jim_Interp *interp, Jim_ListIter *iter)
{
return iter->idx >= Jim_ListLength(interp, iter->objPtr);
}
static int JimForeachMapHelper(Jim_Interp *interp, int argc, Jim_Obj *const *argv, int doMap)
{
int result = JIM_OK;
int i, numargs;
Jim_ListIter twoiters[2];
Jim_ListIter *iters;
Jim_Obj *script;
Jim_Obj *resultObj;
if (argc < 4 || argc % 2 != 0) {
Jim_WrongNumArgs(interp, 1, argv, "varList list ?varList list ...? script");
return JIM_ERR;
}
script = argv[argc - 1];
numargs = (argc - 1 - 1);
if (numargs == 2) {
iters = twoiters;
}
else {
iters = Jim_Alloc(numargs * sizeof(*iters));
}
for (i = 0; i < numargs; i++) {
JimListIterInit(&iters[i], argv[i + 1]);
if (i % 2 == 0 && JimListIterDone(interp, &iters[i])) {
result = JIM_ERR;
}
}
if (result != JIM_OK) {
Jim_SetResultString(interp, "foreach varlist is empty", -1);
goto empty_varlist;
}
if (doMap) {
resultObj = Jim_NewListObj(interp, NULL, 0);
}
else {
resultObj = interp->emptyObj;
}
Jim_IncrRefCount(resultObj);
while (1) {
for (i = 0; i < numargs; i += 2) {
if (!JimListIterDone(interp, &iters[i + 1])) {
break;
}
}
if (i == numargs) {
break;
}
for (i = 0; i < numargs; i += 2) {
Jim_Obj *varName;
JimListIterInit(&iters[i], argv[i + 1]);
while ((varName = JimListIterNext(interp, &iters[i])) != NULL) {
Jim_Obj *valObj = JimListIterNext(interp, &iters[i + 1]);
if (!valObj) {
valObj = interp->emptyObj;
}
Jim_IncrRefCount(valObj);
result = Jim_SetVariable(interp, varName, valObj);
Jim_DecrRefCount(interp, valObj);
if (result != JIM_OK) {
goto err;
}
}
}
result = Jim_EvalObj(interp, script);
if (JimCheckLoopRetcode(interp, result)) {
goto err;
}
switch (result) {
case JIM_OK:
if (doMap) {
Jim_ListAppendElement(interp, resultObj, interp->result);
}
break;
case JIM_CONTINUE:
break;
case JIM_BREAK:
goto out;
default:
goto err;
}
}
out:
result = JIM_OK;
Jim_SetResult(interp, resultObj);
err:
Jim_DecrRefCount(interp, resultObj);
empty_varlist:
if (numargs > 2) {
Jim_Free(iters);
}
return result;
}
static int Jim_ForeachCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
return JimForeachMapHelper(interp, argc, argv, 0);
}
static int Jim_LmapCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
return JimForeachMapHelper(interp, argc, argv, 1);
}
static int Jim_LassignCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
int result = JIM_ERR;
int i;
Jim_ListIter iter;
Jim_Obj *resultObj;
if (argc < 2) {
Jim_WrongNumArgs(interp, 1, argv, "varList list ?varName ...?");
return JIM_ERR;
}
JimListIterInit(&iter, argv[1]);
for (i = 2; i < argc; i++) {
Jim_Obj *valObj = JimListIterNext(interp, &iter);
result = Jim_SetVariable(interp, argv[i], valObj ? valObj : interp->emptyObj);
if (result != JIM_OK) {
return result;
}
}
resultObj = Jim_NewListObj(interp, NULL, 0);
while (!JimListIterDone(interp, &iter)) {
Jim_ListAppendElement(interp, resultObj, JimListIterNext(interp, &iter));
}
Jim_SetResult(interp, resultObj);
return JIM_OK;
}
static int Jim_IfCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
int boolean, retval, current = 1, falsebody = 0;
if (argc >= 3) {
while (1) {
if (current >= argc)
goto err;
if ((retval = Jim_GetBoolFromExpr(interp, argv[current++], &boolean))
!= JIM_OK)
return retval;
if (current >= argc)
goto err;
if (Jim_CompareStringImmediate(interp, argv[current], "then"))
current++;
if (current >= argc)
goto err;
if (boolean)
return Jim_EvalObj(interp, argv[current]);
if (++current >= argc) {
Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
return JIM_OK;
}
falsebody = current++;
if (Jim_CompareStringImmediate(interp, argv[falsebody], "else")) {
if (current != argc - 1)
goto err;
return Jim_EvalObj(interp, argv[current]);
}
else if (Jim_CompareStringImmediate(interp, argv[falsebody], "elseif"))
continue;
else if (falsebody != argc - 1)
goto err;
return Jim_EvalObj(interp, argv[falsebody]);
}
return JIM_OK;
}
err:
Jim_WrongNumArgs(interp, 1, argv, "condition ?then? trueBody ?elseif ...? ?else? falseBody");
return JIM_ERR;
}
int Jim_CommandMatchObj(Jim_Interp *interp, Jim_Obj *commandObj, Jim_Obj *patternObj,
Jim_Obj *stringObj, int flags)
{
Jim_Obj *parms[5];
int argc = 0;
long eq;
int rc;
parms[argc++] = commandObj;
if (flags & JIM_NOCASE) {
parms[argc++] = Jim_NewStringObj(interp, "-nocase", -1);
}
if (flags & JIM_OPT_END) {
parms[argc++] = Jim_NewStringObj(interp, "--", -1);
}
parms[argc++] = patternObj;
parms[argc++] = stringObj;
rc = Jim_EvalObjVector(interp, argc, parms);
if (rc != JIM_OK || Jim_GetLong(interp, Jim_GetResult(interp), &eq) != JIM_OK) {
eq = -rc;
}
return eq;
}
static int Jim_SwitchCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
enum { SWITCH_EXACT, SWITCH_GLOB, SWITCH_RE, SWITCH_CMD };
int matchOpt = SWITCH_EXACT, opt = 1, patCount, i;
int match_flags = 0;
Jim_Obj *command = NULL, *scriptObj = NULL, *strObj;
Jim_Obj **caseList;
if (argc < 3) {
wrongnumargs:
Jim_WrongNumArgs(interp, 1, argv, "?options? string "
"pattern body ... ?default body? or " "{pattern body ?pattern body ...?}");
return JIM_ERR;
}
for (opt = 1; opt < argc; ++opt) {
const char *option = Jim_String(argv[opt]);
if (*option != '-')
break;
else if (strncmp(option, "--", 2) == 0) {
++opt;
break;
}
else if (strncmp(option, "-exact", 2) == 0)
matchOpt = SWITCH_EXACT;
else if (strncmp(option, "-glob", 2) == 0)
matchOpt = SWITCH_GLOB;
else if (strncmp(option, "-regexp", 2) == 0) {
matchOpt = SWITCH_RE;
match_flags |= JIM_OPT_END;
}
else if (strncmp(option, "-command", 2) == 0) {
matchOpt = SWITCH_CMD;
if ((argc - opt) < 2)
goto wrongnumargs;
command = argv[++opt];
}
else {
Jim_SetResultFormatted(interp,
"bad option \"%#s\": must be -exact, -glob, -regexp, -command procname or --",
argv[opt]);
return JIM_ERR;
}
if ((argc - opt) < 2)
goto wrongnumargs;
}
strObj = argv[opt++];
patCount = argc - opt;
if (patCount == 1) {
JimListGetElements(interp, argv[opt], &patCount, &caseList);
}
else
caseList = (Jim_Obj **)&argv[opt];
if (patCount == 0 || patCount % 2 != 0)
goto wrongnumargs;
for (i = 0; scriptObj == NULL && i < patCount; i += 2) {
Jim_Obj *patObj = caseList[i];
if (!Jim_CompareStringImmediate(interp, patObj, "default")
|| i < (patCount - 2)) {
switch (matchOpt) {
case SWITCH_EXACT:
if (Jim_StringEqObj(strObj, patObj))
scriptObj = caseList[i + 1];
break;
case SWITCH_GLOB:
if (Jim_StringMatchObj(interp, patObj, strObj, 0))
scriptObj = caseList[i + 1];
break;
case SWITCH_RE:
command = Jim_NewStringObj(interp, "regexp", -1);
case SWITCH_CMD:{
int rc = Jim_CommandMatchObj(interp, command, patObj, strObj, match_flags);
if (argc - opt == 1) {
JimListGetElements(interp, argv[opt], &patCount, &caseList);
}
if (rc < 0) {
return -rc;
}
if (rc)
scriptObj = caseList[i + 1];
break;
}
}
}
else {
scriptObj = caseList[i + 1];
}
}
for (; i < patCount && Jim_CompareStringImmediate(interp, scriptObj, "-"); i += 2)
scriptObj = caseList[i + 1];
if (scriptObj && Jim_CompareStringImmediate(interp, scriptObj, "-")) {
Jim_SetResultFormatted(interp, "no body specified for pattern \"%#s\"", caseList[i - 2]);
return JIM_ERR;
}
Jim_SetEmptyResult(interp);
if (scriptObj) {
return Jim_EvalObj(interp, scriptObj);
}
return JIM_OK;
}
static int Jim_ListCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
Jim_Obj *listObjPtr;
listObjPtr = Jim_NewListObj(interp, argv + 1, argc - 1);
Jim_SetResult(interp, listObjPtr);
return JIM_OK;
}
static int Jim_LindexCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
Jim_Obj *objPtr;
int ret;
if (argc < 2) {
Jim_WrongNumArgs(interp, 1, argv, "list ?index ...?");
return JIM_ERR;
}
ret = Jim_ListIndices(interp, argv[1], argv + 2, argc - 2, &objPtr, JIM_NONE);
if (ret < 0) {
ret = JIM_OK;
Jim_SetEmptyResult(interp);
}
else if (ret == JIM_OK) {
Jim_SetResult(interp, objPtr);
}
return ret;
}
static int Jim_LlengthCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
if (argc != 2) {
Jim_WrongNumArgs(interp, 1, argv, "list");
return JIM_ERR;
}
Jim_SetResultInt(interp, Jim_ListLength(interp, argv[1]));
return JIM_OK;
}
static int Jim_LsearchCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
static const char * const options[] = {
"-bool", "-not", "-nocase", "-exact", "-glob", "-regexp", "-all", "-inline", "-command",
"-stride", "-index", NULL
};
enum
{ OPT_BOOL, OPT_NOT, OPT_NOCASE, OPT_EXACT, OPT_GLOB, OPT_REGEXP, OPT_ALL, OPT_INLINE,
OPT_COMMAND, OPT_STRIDE, OPT_INDEX };
int i;
int opt_bool = 0;
int opt_not = 0;
int opt_all = 0;
int opt_inline = 0;
int opt_match = OPT_EXACT;
int listlen;
int rc = JIM_OK;
Jim_Obj *listObjPtr = NULL;
Jim_Obj *commandObj = NULL;
Jim_Obj *indexObj = NULL;
int match_flags = 0;
long stride = 1;
if (argc < 3) {
wrongargs:
Jim_WrongNumArgs(interp, 1, argv,
"?-exact|-glob|-regexp|-command 'command'? ?-bool|-inline? ?-not? ?-nocase? ?-all? ?-stride len? ?-index val? list value");
return JIM_ERR;
}
for (i = 1; i < argc - 2; i++) {
int option;
if (Jim_GetEnum(interp, argv[i], options, &option, NULL, JIM_ERRMSG) != JIM_OK) {
return JIM_ERR;
}
switch (option) {
case OPT_BOOL:
opt_bool = 1;
opt_inline = 0;
break;
case OPT_NOT:
opt_not = 1;
break;
case OPT_NOCASE:
match_flags |= JIM_NOCASE;
break;
case OPT_INLINE:
opt_inline = 1;
opt_bool = 0;
break;
case OPT_ALL:
opt_all = 1;
break;
case OPT_REGEXP:
opt_match = option;
match_flags |= JIM_OPT_END;
break;
case OPT_COMMAND:
if (i >= argc - 2) {
goto wrongargs;
}
commandObj = argv[++i];
case OPT_EXACT:
case OPT_GLOB:
opt_match = option;
break;
case OPT_INDEX:
if (i >= argc - 2) {
goto wrongargs;
}
indexObj = argv[++i];
break;
case OPT_STRIDE:
if (i >= argc - 2) {
goto wrongargs;
}
if (Jim_GetLong(interp, argv[++i], &stride) != JIM_OK) {
return JIM_ERR;
}
if (stride < 1) {
Jim_SetResultString(interp, "stride length must be at least 1", -1);
return JIM_ERR;
}
break;
}
}
argc -= i;
if (argc < 2) {
goto wrongargs;
}
argv += i;
listlen = Jim_ListLength(interp, argv[0]);
if (listlen % stride) {
Jim_SetResultString(interp, "list size must be a multiple of the stride length", -1);
return JIM_ERR;
}
if (opt_all) {
listObjPtr = Jim_NewListObj(interp, NULL, 0);
}
if (opt_match == OPT_REGEXP) {
commandObj = Jim_NewStringObj(interp, "regexp", -1);
}
if (commandObj) {
Jim_IncrRefCount(commandObj);
}
for (i = 0; i < listlen; i += stride) {
int eq = 0;
Jim_Obj *searchListObj;
Jim_Obj *objPtr;
int offset;
if (indexObj) {
int indexlen = Jim_ListLength(interp, indexObj);
if (stride == 1) {
searchListObj = Jim_ListGetIndex(interp, argv[0], i);
}
else {
searchListObj = Jim_NewListObj(interp, argv[0]->internalRep.listValue.ele + i, stride);
}
Jim_IncrRefCount(searchListObj);
rc = Jim_ListIndices(interp, searchListObj, indexObj->internalRep.listValue.ele, indexlen, &objPtr, JIM_ERRMSG);
if (rc != JIM_OK) {
Jim_DecrRefCount(interp, searchListObj);
rc = JIM_ERR;
goto done;
}
offset = 0;
}
else {
searchListObj = argv[0];
offset = i;
objPtr = Jim_ListGetIndex(interp, searchListObj, i);
Jim_IncrRefCount(searchListObj);
}
switch (opt_match) {
case OPT_EXACT:
eq = Jim_StringCompareObj(interp, argv[1], objPtr, match_flags) == 0;
break;
case OPT_GLOB:
eq = Jim_StringMatchObj(interp, argv[1], objPtr, match_flags);
break;
case OPT_REGEXP:
case OPT_COMMAND:
eq = Jim_CommandMatchObj(interp, commandObj, argv[1], objPtr, match_flags);
if (eq < 0) {
Jim_DecrRefCount(interp, searchListObj);
rc = JIM_ERR;
goto done;
}
break;
}
if ((!opt_bool && eq == !opt_not) || (opt_bool && (eq || opt_all))) {
Jim_Obj *resultObj;
if (opt_bool) {
resultObj = Jim_NewIntObj(interp, eq ^ opt_not);
}
else if (!opt_inline) {
resultObj = Jim_NewIntObj(interp, i);
}
else if (stride == 1) {
resultObj = objPtr;
}
else if (opt_all) {
ListInsertElements(listObjPtr, -1, stride,
searchListObj->internalRep.listValue.ele + offset);
resultObj = NULL;
}
else {
resultObj = Jim_NewListObj(interp, searchListObj->internalRep.listValue.ele + offset, stride);
}
if (opt_all) {
if (stride == 1) {
Jim_ListAppendElement(interp, listObjPtr, resultObj);
}
}
else {
Jim_SetResult(interp, resultObj);
Jim_DecrRefCount(interp, searchListObj);
goto done;
}
}
Jim_DecrRefCount(interp, searchListObj);
}
if (opt_all) {
Jim_SetResult(interp, listObjPtr);
listObjPtr = NULL;
}
else {
if (opt_bool) {
Jim_SetResultBool(interp, opt_not);
}
else if (!opt_inline) {
Jim_SetResultInt(interp, -1);
}
}
done:
if (listObjPtr) {
Jim_FreeNewObj(interp, listObjPtr);
}
if (commandObj) {
Jim_DecrRefCount(interp, commandObj);
}
return rc;
}
static int Jim_LappendCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
Jim_Obj *listObjPtr;
int new_obj = 0;
int i;
if (argc < 2) {
Jim_WrongNumArgs(interp, 1, argv, "varName ?value value ...?");
return JIM_ERR;
}
listObjPtr = Jim_GetVariable(interp, argv[1], JIM_UNSHARED);
if (!listObjPtr) {
listObjPtr = Jim_NewListObj(interp, NULL, 0);
new_obj = 1;
}
else if (Jim_IsShared(listObjPtr)) {
listObjPtr = Jim_DuplicateObj(interp, listObjPtr);
new_obj = 1;
}
for (i = 2; i < argc; i++)
Jim_ListAppendElement(interp, listObjPtr, argv[i]);
if (Jim_SetVariable(interp, argv[1], listObjPtr) != JIM_OK) {
if (new_obj)
Jim_FreeNewObj(interp, listObjPtr);
return JIM_ERR;
}
Jim_SetResult(interp, listObjPtr);
return JIM_OK;
}
static int Jim_LinsertCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
int idx, len;
Jim_Obj *listPtr;
if (argc < 3) {
Jim_WrongNumArgs(interp, 1, argv, "list index ?element ...?");
return JIM_ERR;
}
listPtr = argv[1];
if (Jim_IsShared(listPtr))
listPtr = Jim_DuplicateObj(interp, listPtr);
if (Jim_GetIndex(interp, argv[2], &idx) != JIM_OK)
goto err;
len = Jim_ListLength(interp, listPtr);
if (idx >= len)
idx = len;
else if (idx < 0)
idx = len + idx + 1;
Jim_ListInsertElements(interp, listPtr, idx, argc - 3, &argv[3]);
Jim_SetResult(interp, listPtr);
return JIM_OK;
err:
if (listPtr != argv[1]) {
Jim_FreeNewObj(interp, listPtr);
}
return JIM_ERR;
}
static int Jim_LreplaceCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
int first, last, len, rangeLen;
Jim_Obj *listObj;
Jim_Obj *newListObj;
if (argc < 4) {
Jim_WrongNumArgs(interp, 1, argv, "list first last ?element ...?");
return JIM_ERR;
}
if (Jim_GetIndex(interp, argv[2], &first) != JIM_OK ||
Jim_GetIndex(interp, argv[3], &last) != JIM_OK) {
return JIM_ERR;
}
listObj = argv[1];
len = Jim_ListLength(interp, listObj);
first = JimRelToAbsIndex(len, first);
last = JimRelToAbsIndex(len, last);
JimRelToAbsRange(len, &first, &last, &rangeLen);
if (first > len) {
first = len;
}
newListObj = Jim_NewListObj(interp, listObj->internalRep.listValue.ele, first);
ListInsertElements(newListObj, -1, argc - 4, argv + 4);
ListInsertElements(newListObj, -1, len - first - rangeLen, listObj->internalRep.listValue.ele + first + rangeLen);
Jim_SetResult(interp, newListObj);
return JIM_OK;
}
static int Jim_LsetCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
if (argc < 3) {
Jim_WrongNumArgs(interp, 1, argv, "listVar ?index ...? value");
return JIM_ERR;
}
else if (argc == 3) {
if (Jim_SetVariable(interp, argv[1], argv[2]) != JIM_OK)
return JIM_ERR;
Jim_SetResult(interp, argv[2]);
return JIM_OK;
}
return Jim_ListSetIndex(interp, argv[1], argv + 2, argc - 3, argv[argc - 1]);
}
static int Jim_LsortCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const argv[])
{
static const char * const options[] = {
"-ascii", "-nocase", "-increasing", "-decreasing", "-command", "-integer", "-real", "-index", "-unique",
"-stride", "-dictionary", NULL
};
enum {
OPT_ASCII, OPT_NOCASE, OPT_INCREASING, OPT_DECREASING, OPT_COMMAND, OPT_INTEGER, OPT_REAL, OPT_INDEX, OPT_UNIQUE,
OPT_STRIDE, OPT_DICT
};
Jim_Obj *resObj;
int i;
int retCode;
int shared;
long stride = 1;
Jim_Obj **elements;
int listlen;
struct lsort_info info;
if (argc < 2) {
wrongargs:
Jim_WrongNumArgs(interp, 1, argv, "?options? list");
return JIM_ERR;
}
info.type = JIM_LSORT_ASCII;
info.order = 1;
info.indexc = 0;
info.unique = 0;
info.command = NULL;
info.interp = interp;
for (i = 1; i < (argc - 1); i++) {
int option;
if (Jim_GetEnum(interp, argv[i], options, &option, NULL, JIM_ENUM_ABBREV | JIM_ERRMSG)
!= JIM_OK)
return JIM_ERR;
switch (option) {
case OPT_ASCII:
info.type = JIM_LSORT_ASCII;
break;
case OPT_DICT:
info.type = JIM_LSORT_DICT;
break;
case OPT_NOCASE:
info.type = JIM_LSORT_NOCASE;
break;
case OPT_INTEGER:
info.type = JIM_LSORT_INTEGER;
break;
case OPT_REAL:
info.type = JIM_LSORT_REAL;
break;
case OPT_INCREASING:
info.order = 1;
break;
case OPT_DECREASING:
info.order = -1;
break;
case OPT_UNIQUE:
info.unique = 1;
break;
case OPT_COMMAND:
if (i >= (argc - 2)) {
Jim_SetResultString(interp, "\"-command\" option must be followed by comparison command", -1);
return JIM_ERR;
}
info.type = JIM_LSORT_COMMAND;
info.command = argv[i + 1];
i++;
break;
case OPT_STRIDE:
if (i >= argc - 2) {
goto wrongargs;
}
if (Jim_GetLong(interp, argv[++i], &stride) != JIM_OK) {
return JIM_ERR;
}
if (stride < 2) {
Jim_SetResultString(interp, "stride length must be at least 2", -1);
return JIM_ERR;
}
break;
case OPT_INDEX:
if (i >= (argc - 2)) {
badindex:
Jim_SetResultString(interp, "\"-index\" option must be followed by list index", -1);
return JIM_ERR;
}
JimListGetElements(interp, argv[i + 1], &info.indexc, &info.indexv);
if (info.indexc == 0) {
goto badindex;
}
i++;
break;
}
}
resObj = argv[argc - 1];
JimListGetElements(interp, resObj, &listlen, &elements);
if (listlen <= 1) {
Jim_SetResult(interp, resObj);
return JIM_OK;
}
if (stride > 1) {
Jim_Obj *tmpListObj;
int i;
if (listlen % stride) {
Jim_SetResultString(interp, "list size must be a multiple of the stride length", -1);
return JIM_ERR;
}
tmpListObj = Jim_NewListObj(interp, NULL, 0);
Jim_IncrRefCount(tmpListObj);
for (i = 0; i < listlen; i += stride) {
Jim_ListAppendElement(interp, tmpListObj, Jim_NewListObj(interp, elements + i, stride));
}
retCode = ListSortElements(interp, tmpListObj, &info);
if (retCode == JIM_OK) {
resObj = Jim_NewListObj(interp, NULL, 0);
for (i = 0; i < listlen; i += stride) {
Jim_ListAppendList(interp, resObj, Jim_ListGetIndex(interp, tmpListObj, i / stride));
}
Jim_SetResult(interp, resObj);
}
Jim_DecrRefCount(interp, tmpListObj);
}
else {
if ((shared = Jim_IsShared(resObj))) {
resObj = Jim_DuplicateObj(interp, resObj);
}
retCode = ListSortElements(interp, resObj, &info);
if (retCode == JIM_OK) {
Jim_SetResult(interp, resObj);
}
else if (shared) {
Jim_FreeNewObj(interp, resObj);
}
}
return retCode;
}
static int Jim_AppendCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
Jim_Obj *stringObjPtr;
int i;
if (argc < 2) {
Jim_WrongNumArgs(interp, 1, argv, "varName ?value ...?");
return JIM_ERR;
}
if (argc == 2) {
stringObjPtr = Jim_GetVariable(interp, argv[1], JIM_ERRMSG);
if (!stringObjPtr)
return JIM_ERR;
}
else {
int new_obj = 0;
stringObjPtr = Jim_GetVariable(interp, argv[1], JIM_UNSHARED);
if (!stringObjPtr) {
stringObjPtr = Jim_NewEmptyStringObj(interp);
new_obj = 1;
}
else if (Jim_IsShared(stringObjPtr)) {
new_obj = 1;
stringObjPtr = Jim_DuplicateObj(interp, stringObjPtr);
}
for (i = 2; i < argc; i++) {
Jim_AppendObj(interp, stringObjPtr, argv[i]);
}
if (Jim_SetVariable(interp, argv[1], stringObjPtr) != JIM_OK) {
if (new_obj) {
Jim_FreeNewObj(interp, stringObjPtr);
}
return JIM_ERR;
}
}
Jim_SetResult(interp, stringObjPtr);
return JIM_OK;
}
static int Jim_EvalCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
int rc;
if (argc < 2) {
Jim_WrongNumArgs(interp, 1, argv, "arg ?arg ...?");
return JIM_ERR;
}
if (argc == 2) {
rc = Jim_EvalObj(interp, argv[1]);
}
else {
rc = Jim_EvalObj(interp, Jim_ConcatObj(interp, argc - 1, argv + 1));
}
return rc;
}
static int Jim_UplevelCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
if (argc >= 2) {
int retcode;
Jim_CallFrame *savedCallFrame, *targetCallFrame;
const char *str;
savedCallFrame = interp->framePtr;
str = Jim_String(argv[1]);
if ((str[0] >= '0' && str[0] <= '9') || str[0] == '#') {
targetCallFrame = Jim_GetCallFrameByLevel(interp, argv[1]);
argc--;
argv++;
}
else {
targetCallFrame = Jim_GetCallFrameByLevel(interp, NULL);
}
if (targetCallFrame == NULL) {
return JIM_ERR;
}
if (argc < 2) {
Jim_WrongNumArgs(interp, 1, argv - 1, "?level? command ?arg ...?");
return JIM_ERR;
}
interp->framePtr = targetCallFrame;
if (argc == 2) {
retcode = Jim_EvalObj(interp, argv[1]);
}
else {
retcode = Jim_EvalObj(interp, Jim_ConcatObj(interp, argc - 1, argv + 1));
}
interp->framePtr = savedCallFrame;
return retcode;
}
else {
Jim_WrongNumArgs(interp, 1, argv, "?level? command ?arg ...?");
return JIM_ERR;
}
}
static int Jim_ExprCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
int retcode;
if (argc == 2) {
retcode = Jim_EvalExpression(interp, argv[1]);
}
#ifndef JIM_COMPAT
else {
Jim_WrongNumArgs(interp, 1, argv, "expression");
retcode = JIM_ERR;
}
#else
else if (argc > 2) {
Jim_Obj *objPtr;
objPtr = Jim_ConcatObj(interp, argc - 1, argv + 1);
Jim_IncrRefCount(objPtr);
retcode = Jim_EvalExpression(interp, objPtr);
Jim_DecrRefCount(interp, objPtr);
}
else {
Jim_WrongNumArgs(interp, 1, argv, "expression ?...?");
return JIM_ERR;
}
#endif
return retcode;
}
static int JimBreakContinueHelper(Jim_Interp *interp, int argc, Jim_Obj *const *argv, int retcode)
{
if (argc != 1 && argc != 2) {
Jim_WrongNumArgs(interp, 1, argv, "?level?");
return JIM_ERR;
}
if (argc == 2) {
long level;
int ret = Jim_GetLong(interp, argv[1], &level);
if (ret != JIM_OK) {
return ret;
}
interp->break_level = level;
}
return retcode;
}
static int Jim_BreakCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
return JimBreakContinueHelper(interp, argc, argv, JIM_BREAK);
}
static int Jim_ContinueCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
return JimBreakContinueHelper(interp, argc, argv, JIM_CONTINUE);
}
static int Jim_StacktraceCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
Jim_Obj *listObj;
int i;
jim_wide skip = 0;
jim_wide last = 0;
if (argc > 1) {
if (Jim_GetWideExpr(interp, argv[1], &skip) != JIM_OK) {
return JIM_ERR;
}
}
if (argc > 2) {
if (Jim_GetWideExpr(interp, argv[2], &last) != JIM_OK) {
return JIM_ERR;
}
}
listObj = Jim_NewListObj(interp, NULL, 0);
for (i = skip; i <= interp->procLevel; i++) {
Jim_EvalFrame *frame = JimGetEvalFrameByProcLevel(interp, -i);
if (frame->procLevel < last) {
break;
}
JimAddStackFrame(interp, frame, listObj);
}
Jim_SetResult(interp, listObj);
return JIM_OK;
}
static int Jim_ReturnCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
int i;
Jim_Obj *stackTraceObj = NULL;
Jim_Obj *errorCodeObj = NULL;
int returnCode = JIM_OK;
long level = 1;
for (i = 1; i < argc - 1; i += 2) {
if (Jim_CompareStringImmediate(interp, argv[i], "-code")) {
if (Jim_GetReturnCode(interp, argv[i + 1], &returnCode) == JIM_ERR) {
return JIM_ERR;
}
}
else if (Jim_CompareStringImmediate(interp, argv[i], "-errorinfo")) {
stackTraceObj = argv[i + 1];
}
else if (Jim_CompareStringImmediate(interp, argv[i], "-errorcode")) {
errorCodeObj = argv[i + 1];
}
else if (Jim_CompareStringImmediate(interp, argv[i], "-level")) {
if (Jim_GetLong(interp, argv[i + 1], &level) != JIM_OK || level < 0) {
Jim_SetResultFormatted(interp, "bad level \"%#s\"", argv[i + 1]);
return JIM_ERR;
}
}
else {
break;
}
}
if (i != argc - 1 && i != argc) {
Jim_WrongNumArgs(interp, 1, argv,
"?-code code? ?-errorinfo stacktrace? ?-level level? ?result?");
}
if (stackTraceObj && returnCode == JIM_ERR) {
JimSetStackTrace(interp, stackTraceObj);
}
if (errorCodeObj && returnCode == JIM_ERR) {
Jim_SetGlobalVariableStr(interp, "errorCode", errorCodeObj);
}
interp->returnCode = returnCode;
interp->returnLevel = level;
if (i == argc - 1) {
Jim_SetResult(interp, argv[i]);
}
return level == 0 ? returnCode : JIM_RETURN;
}
static int Jim_TailcallCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
if (interp->framePtr->level == 0) {
Jim_SetResultString(interp, "tailcall can only be called from a proc or lambda", -1);
return JIM_ERR;
}
else if (argc >= 2) {
Jim_CallFrame *cf = interp->framePtr->parent;
Jim_Cmd *cmdPtr = Jim_GetCommand(interp, argv[1], JIM_ERRMSG);
if (cmdPtr == NULL) {
return JIM_ERR;
}
JimPanic((cf->tailcallCmd != NULL, "Already have a tailcallCmd"));
JimIncrCmdRefCount(cmdPtr);
cf->tailcallCmd = cmdPtr;
JimPanic((cf->tailcallObj != NULL, "Already have a tailcallobj"));
cf->tailcallObj = Jim_NewListObj(interp, argv + 1, argc - 1);
Jim_IncrRefCount(cf->tailcallObj);
return JIM_EVAL;
}
return JIM_OK;
}
static int JimAliasCmd(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
Jim_Obj *cmdList;
Jim_Obj *prefixListObj = Jim_CmdPrivData(interp);
cmdList = Jim_DuplicateObj(interp, prefixListObj);
Jim_ListInsertElements(interp, cmdList, Jim_ListLength(interp, cmdList), argc - 1, argv + 1);
return JimEvalObjList(interp, cmdList);
}
static void JimAliasCmdDelete(Jim_Interp *interp, void *privData)
{
Jim_Obj *prefixListObj = privData;
Jim_DecrRefCount(interp, prefixListObj);
}
static int Jim_AliasCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
Jim_Obj *prefixListObj;
if (argc < 3) {
Jim_WrongNumArgs(interp, 1, argv, "newname command ?args ...?");
return JIM_ERR;
}
prefixListObj = Jim_NewListObj(interp, argv + 2, argc - 2);
Jim_IncrRefCount(prefixListObj);
Jim_SetResult(interp, argv[1]);
return Jim_CreateCommandObj(interp, argv[1], JimAliasCmd, prefixListObj, JimAliasCmdDelete);
}
static int Jim_ProcCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
Jim_Cmd *cmd;
if (argc != 4 && argc != 5) {
Jim_WrongNumArgs(interp, 1, argv, "name arglist ?statics? body");
return JIM_ERR;
}
if (argc == 4) {
cmd = JimCreateProcedureCmd(interp, argv[2], NULL, argv[3], NULL);
}
else {
cmd = JimCreateProcedureCmd(interp, argv[2], argv[3], argv[4], NULL);
}
if (cmd) {
Jim_Obj *nameObjPtr = JimQualifyName(interp, argv[1]);
JimCreateCommand(interp, nameObjPtr, cmd);
JimUpdateProcNamespace(interp, cmd, nameObjPtr);
Jim_DecrRefCount(interp, nameObjPtr);
Jim_SetResult(interp, argv[1]);
return JIM_OK;
}
return JIM_ERR;
}
static int Jim_XtraceCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
if (argc != 2) {
Jim_WrongNumArgs(interp, 1, argv, "callback");
return JIM_ERR;
}
if (interp->traceCmdObj) {
Jim_DecrRefCount(interp, interp->traceCmdObj);
interp->traceCmdObj = NULL;
}
if (Jim_Length(argv[1])) {
interp->traceCmdObj = argv[1];
Jim_IncrRefCount(interp->traceCmdObj);
}
return JIM_OK;
}
static int Jim_LocalCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
int retcode;
if (argc < 2) {
Jim_WrongNumArgs(interp, 1, argv, "cmd ?args ...?");
return JIM_ERR;
}
interp->local++;
retcode = Jim_EvalObjVector(interp, argc - 1, argv + 1);
interp->local--;
if (retcode == 0) {
Jim_Obj *cmdNameObj = Jim_GetResult(interp);
if (Jim_GetCommand(interp, cmdNameObj, JIM_ERRMSG) == NULL) {
return JIM_ERR;
}
if (interp->framePtr->localCommands == NULL) {
interp->framePtr->localCommands = Jim_Alloc(sizeof(*interp->framePtr->localCommands));
Jim_InitStack(interp->framePtr->localCommands);
}
Jim_IncrRefCount(cmdNameObj);
Jim_StackPush(interp->framePtr->localCommands, cmdNameObj);
}
return retcode;
}
static int Jim_UpcallCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
if (argc < 2) {
Jim_WrongNumArgs(interp, 1, argv, "cmd ?args ...?");
return JIM_ERR;
}
else {
int retcode;
Jim_Cmd *cmdPtr = Jim_GetCommand(interp, argv[1], JIM_ERRMSG);
if (cmdPtr == NULL || !cmdPtr->isproc || !cmdPtr->prevCmd) {
Jim_SetResultFormatted(interp, "no previous command: \"%#s\"", argv[1]);
return JIM_ERR;
}
cmdPtr->u.proc.upcall++;
JimIncrCmdRefCount(cmdPtr);
retcode = Jim_EvalObjVector(interp, argc - 1, argv + 1);
cmdPtr->u.proc.upcall--;
JimDecrCmdRefCount(interp, cmdPtr);
return retcode;
}
}
static int Jim_ApplyCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
if (argc < 2) {
Jim_WrongNumArgs(interp, 1, argv, "lambdaExpr ?arg ...?");
return JIM_ERR;
}
else {
int ret;
Jim_Cmd *cmd;
Jim_Obj *argListObjPtr;
Jim_Obj *bodyObjPtr;
Jim_Obj *nsObj = NULL;
Jim_Obj **nargv;
int len = Jim_ListLength(interp, argv[1]);
if (len != 2 && len != 3) {
Jim_SetResultFormatted(interp, "can't interpret \"%#s\" as a lambda expression", argv[1]);
return JIM_ERR;
}
if (len == 3) {
#ifdef jim_ext_namespace
nsObj = Jim_ListGetIndex(interp, argv[1], 2);
#else
Jim_SetResultString(interp, "namespaces not enabled", -1);
return JIM_ERR;
#endif
}
argListObjPtr = Jim_ListGetIndex(interp, argv[1], 0);
bodyObjPtr = Jim_ListGetIndex(interp, argv[1], 1);
cmd = JimCreateProcedureCmd(interp, argListObjPtr, NULL, bodyObjPtr, nsObj);
if (cmd) {
nargv = Jim_Alloc((argc - 2 + 1) * sizeof(*nargv));
nargv[0] = Jim_NewStringObj(interp, "apply lambdaExpr", -1);
Jim_IncrRefCount(nargv[0]);
memcpy(&nargv[1], argv + 2, (argc - 2) * sizeof(*nargv));
ret = JimCallProcedure(interp, cmd, argc - 2 + 1, nargv);
Jim_DecrRefCount(interp, nargv[0]);
Jim_Free(nargv);
JimDecrCmdRefCount(interp, cmd);
return ret;
}
return JIM_ERR;
}
}
static int Jim_ConcatCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
Jim_SetResult(interp, Jim_ConcatObj(interp, argc - 1, argv + 1));
return JIM_OK;
}
static int Jim_UpvarCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
int i;
Jim_CallFrame *targetCallFrame;
if (argc > 3 && (argc % 2 == 0)) {
targetCallFrame = Jim_GetCallFrameByLevel(interp, argv[1]);
argc--;
argv++;
}
else {
targetCallFrame = Jim_GetCallFrameByLevel(interp, NULL);
}
if (targetCallFrame == NULL) {
return JIM_ERR;
}
if (argc < 3) {
Jim_WrongNumArgs(interp, 1, argv, "?level? otherVar localVar ?otherVar localVar ...?");
return JIM_ERR;
}
for (i = 1; i < argc; i += 2) {
if (Jim_SetVariableLink(interp, argv[i + 1], argv[i], targetCallFrame) != JIM_OK)
return JIM_ERR;
}
return JIM_OK;
}
static int Jim_GlobalCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
int i;
if (argc < 2) {
Jim_WrongNumArgs(interp, 1, argv, "varName ?varName ...?");
return JIM_ERR;
}
if (interp->framePtr->level == 0)
return JIM_OK;
for (i = 1; i < argc; i++) {
const char *name = Jim_String(argv[i]);
if (name[0] != ':' || name[1] != ':') {
if (Jim_SetVariableLink(interp, argv[i], argv[i], interp->topFramePtr) != JIM_OK)
return JIM_ERR;
}
}
return JIM_OK;
}
static Jim_Obj *JimStringMap(Jim_Interp *interp, Jim_Obj *mapListObjPtr,
Jim_Obj *objPtr, int nocase)
{
int numMaps;
const char *str, *noMatchStart = NULL;
int strLen, i;
Jim_Obj *resultObjPtr;
numMaps = Jim_ListLength(interp, mapListObjPtr);
if (numMaps % 2) {
Jim_SetResultString(interp, "list must contain an even number of elements", -1);
return NULL;
}
str = Jim_String(objPtr);
strLen = Jim_Utf8Length(interp, objPtr);
resultObjPtr = Jim_NewStringObj(interp, "", 0);
while (strLen) {
for (i = 0; i < numMaps; i += 2) {
Jim_Obj *eachObjPtr;
const char *k;
int kl;
eachObjPtr = Jim_ListGetIndex(interp, mapListObjPtr, i);
k = Jim_String(eachObjPtr);
kl = Jim_Utf8Length(interp, eachObjPtr);
if (strLen >= kl && kl) {
int rc;
rc = JimStringCompareUtf8(str, kl, k, kl, nocase);
if (rc == 0) {
if (noMatchStart) {
Jim_AppendString(interp, resultObjPtr, noMatchStart, str - noMatchStart);
noMatchStart = NULL;
}
Jim_AppendObj(interp, resultObjPtr, Jim_ListGetIndex(interp, mapListObjPtr, i + 1));
str += utf8_index(str, kl);
strLen -= kl;
break;
}
}
}
if (i == numMaps) {
int c;
if (noMatchStart == NULL)
noMatchStart = str;
str += utf8_tounicode(str, &c);
strLen--;
}
}
if (noMatchStart) {
Jim_AppendString(interp, resultObjPtr, noMatchStart, str - noMatchStart);
}
return resultObjPtr;
}
static int Jim_StringCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
int len;
int opt_case = 1;
int option;
static const char * const nocase_options[] = {
"-nocase", NULL
};
static const char * const nocase_length_options[] = {
"-nocase", "-length", NULL
};
enum {
OPT_BYTELENGTH,
OPT_BYTERANGE,
OPT_CAT,
OPT_COMPARE,
OPT_EQUAL,
OPT_FIRST,
OPT_INDEX,
OPT_IS,
OPT_LAST,
OPT_LENGTH,
OPT_MAP,
OPT_MATCH,
OPT_RANGE,
OPT_REPEAT,
OPT_REPLACE,
OPT_REVERSE,
OPT_TOLOWER,
OPT_TOTITLE,
OPT_TOUPPER,
OPT_TRIM,
OPT_TRIMLEFT,
OPT_TRIMRIGHT,
OPT_COUNT
};
static const jim_subcmd_type cmds[OPT_COUNT + 1] = {
JIM_DEF_SUBCMD("bytelength", "string", 1, 1),
JIM_DEF_SUBCMD("byterange", "string first last", 3, 3),
JIM_DEF_SUBCMD("cat", "?...?", 0, -1),
JIM_DEF_SUBCMD("compare", "?-nocase? ?-length int? string1 string2", 2, 5),
JIM_DEF_SUBCMD("equal", "?-nocase? ?-length int? string1 string2", 2, 5),
JIM_DEF_SUBCMD("first", "subString string ?index?", 2, 3),
JIM_DEF_SUBCMD("index", "string index", 2, 2),
JIM_DEF_SUBCMD("is", "class ?-strict? str", 2, 3),
JIM_DEF_SUBCMD("last", "subString string ?index?", 2, 3),
JIM_DEF_SUBCMD("length","string", 1, 1),
JIM_DEF_SUBCMD("map", "?-nocase? mapList string", 2, 3),
JIM_DEF_SUBCMD("match", "?-nocase? pattern string", 2, 3),
JIM_DEF_SUBCMD("range", "string first last", 3, 3),
JIM_DEF_SUBCMD("repeat", "string count", 2, 2),
JIM_DEF_SUBCMD("replace", "string first last ?string?", 3, 4),
JIM_DEF_SUBCMD("reverse", "string", 1, 1),
JIM_DEF_SUBCMD("tolower", "string", 1, 1),
JIM_DEF_SUBCMD("totitle", "string", 1, 1),
JIM_DEF_SUBCMD("toupper", "string", 1, 1),
JIM_DEF_SUBCMD("trim", "string ?trimchars?", 1, 2),
JIM_DEF_SUBCMD("trimleft", "string ?trimchars?", 1, 2),
JIM_DEF_SUBCMD("trimright", "string ?trimchars?", 1, 2),
{ }
};
const jim_subcmd_type *ct = Jim_ParseSubCmd(interp, cmds, argc, argv);
if (!ct) {
return JIM_ERR;
}
if (ct->function) {
return ct->function(interp, argc, argv);
}
option = ct - cmds;
switch (option) {
case OPT_LENGTH:
Jim_SetResultInt(interp, Jim_Utf8Length(interp, argv[2]));
return JIM_OK;
case OPT_BYTELENGTH:
Jim_SetResultInt(interp, Jim_Length(argv[2]));
return JIM_OK;
case OPT_CAT:{
Jim_Obj *objPtr;
if (argc == 3) {
objPtr = argv[2];
}
else {
int i;
objPtr = Jim_NewStringObj(interp, "", 0);
for (i = 2; i < argc; i++) {
Jim_AppendObj(interp, objPtr, argv[i]);
}
}
Jim_SetResult(interp, objPtr);
return JIM_OK;
}
case OPT_COMPARE:
case OPT_EQUAL:
{
long opt_length = -1;
int n = argc - 4;
int i = 2;
while (n > 0) {
int subopt;
if (Jim_GetEnum(interp, argv[i++], nocase_length_options, &subopt, NULL,
JIM_ENUM_ABBREV) != JIM_OK) {
badcompareargs:
Jim_SubCmdArgError(interp, ct, argv[0]);
return JIM_ERR;
}
if (subopt == 0) {
opt_case = 0;
n--;
}
else {
if (n < 2) {
goto badcompareargs;
}
if (Jim_GetLong(interp, argv[i++], &opt_length) != JIM_OK) {
return JIM_ERR;
}
n -= 2;
}
}
if (n) {
goto badcompareargs;
}
argv += argc - 2;
if (opt_length < 0 && option != OPT_COMPARE && opt_case) {
Jim_SetResultBool(interp, Jim_StringEqObj(argv[0], argv[1]));
}
else {
const char *s1 = Jim_String(argv[0]);
int l1 = Jim_Utf8Length(interp, argv[0]);
const char *s2 = Jim_String(argv[1]);
int l2 = Jim_Utf8Length(interp, argv[1]);
if (opt_length >= 0) {
if (l1 > opt_length) {
l1 = opt_length;
}
if (l2 > opt_length) {
l2 = opt_length;
}
}
n = JimStringCompareUtf8(s1, l1, s2, l2, !opt_case);
Jim_SetResultInt(interp, option == OPT_COMPARE ? n : n == 0);
}
return JIM_OK;
}
case OPT_MATCH:
if (argc != 4 &&
(argc != 5 ||
Jim_GetEnum(interp, argv[2], nocase_options, &opt_case, NULL,
JIM_ENUM_ABBREV) != JIM_OK)) {
Jim_WrongNumArgs(interp, 2, argv, "?-nocase? pattern string");
return JIM_ERR;
}
if (opt_case == 0) {
argv++;
}
Jim_SetResultBool(interp, Jim_StringMatchObj(interp, argv[2], argv[3], !opt_case));
return JIM_OK;
case OPT_MAP:{
Jim_Obj *objPtr;
if (argc != 4 &&
(argc != 5 ||
Jim_GetEnum(interp, argv[2], nocase_options, &opt_case, NULL,
JIM_ENUM_ABBREV) != JIM_OK)) {
Jim_WrongNumArgs(interp, 2, argv, "?-nocase? mapList string");
return JIM_ERR;
}
if (opt_case == 0) {
argv++;
}
objPtr = JimStringMap(interp, argv[2], argv[3], !opt_case);
if (objPtr == NULL) {
return JIM_ERR;
}
Jim_SetResult(interp, objPtr);
return JIM_OK;
}
case OPT_RANGE:{
Jim_Obj *objPtr = Jim_StringRangeObj(interp, argv[2], argv[3], argv[4]);
if (objPtr == NULL) {
return JIM_ERR;
}
Jim_SetResult(interp, objPtr);
return JIM_OK;
}
case OPT_BYTERANGE:{
Jim_Obj *objPtr = Jim_StringByteRangeObj(interp, argv[2], argv[3], argv[4]);
if (objPtr == NULL) {
return JIM_ERR;
}
Jim_SetResult(interp, objPtr);
return JIM_OK;
}
case OPT_REPLACE:{
Jim_Obj *objPtr = JimStringReplaceObj(interp, argv[2], argv[3], argv[4], argc == 6 ? argv[5] : NULL);
if (objPtr == NULL) {
return JIM_ERR;
}
Jim_SetResult(interp, objPtr);
return JIM_OK;
}
case OPT_REPEAT:{
Jim_Obj *objPtr;
jim_wide count;
if (Jim_GetWideExpr(interp, argv[3], &count) != JIM_OK) {
return JIM_ERR;
}
objPtr = Jim_NewStringObj(interp, "", 0);
if (count > 0) {
while (count--) {
Jim_AppendObj(interp, objPtr, argv[2]);
}
}
Jim_SetResult(interp, objPtr);
return JIM_OK;
}
case OPT_REVERSE:{
char *buf, *p;
const char *str;
int i;
str = Jim_GetString(argv[2], &len);
buf = Jim_Alloc(len + 1);
assert(buf);
p = buf + len;
*p = 0;
for (i = 0; i < len; ) {
int c;
int l = utf8_tounicode(str, &c);
memcpy(p - l, str, l);
p -= l;
i += l;
str += l;
}
Jim_SetResult(interp, Jim_NewStringObjNoAlloc(interp, buf, len));
return JIM_OK;
}
case OPT_INDEX:{
int idx;
const char *str;
if (Jim_GetIndex(interp, argv[3], &idx) != JIM_OK) {
return JIM_ERR;
}
str = Jim_String(argv[2]);
len = Jim_Utf8Length(interp, argv[2]);
idx = JimRelToAbsIndex(len, idx);
if (idx < 0 || idx >= len || str == NULL) {
Jim_SetResultString(interp, "", 0);
}
else if (len == Jim_Length(argv[2])) {
Jim_SetResultString(interp, str + idx, 1);
}
else {
int c;
int i = utf8_index(str, idx);
Jim_SetResultString(interp, str + i, utf8_tounicode(str + i, &c));
}
return JIM_OK;
}
case OPT_FIRST:
case OPT_LAST:{
int idx = 0, l1, l2;
const char *s1, *s2;
s1 = Jim_String(argv[2]);
s2 = Jim_String(argv[3]);
l1 = Jim_Utf8Length(interp, argv[2]);
l2 = Jim_Utf8Length(interp, argv[3]);
if (argc == 5) {
if (Jim_GetIndex(interp, argv[4], &idx) != JIM_OK) {
return JIM_ERR;
}
idx = JimRelToAbsIndex(l2, idx);
if (idx < 0) {
idx = 0;
}
}
else if (option == OPT_LAST) {
idx = l2;
}
if (option == OPT_FIRST) {
Jim_SetResultInt(interp, JimStringFirst(s1, l1, s2, l2, idx));
}
else {
#ifdef JIM_UTF8
Jim_SetResultInt(interp, JimStringLastUtf8(s1, l1, s2, idx));
#else
Jim_SetResultInt(interp, JimStringLast(s1, l1, s2, idx));
#endif
}
return JIM_OK;
}
case OPT_TRIM:
Jim_SetResult(interp, JimStringTrim(interp, argv[2], argc == 4 ? argv[3] : NULL));
return JIM_OK;
case OPT_TRIMLEFT:
Jim_SetResult(interp, JimStringTrimLeft(interp, argv[2], argc == 4 ? argv[3] : NULL));
return JIM_OK;
case OPT_TRIMRIGHT:{
Jim_SetResult(interp, JimStringTrimRight(interp, argv[2], argc == 4 ? argv[3] : NULL));
return JIM_OK;
}
case OPT_TOLOWER:
Jim_SetResult(interp, JimStringToLower(interp, argv[2]));
return JIM_OK;
case OPT_TOUPPER:
Jim_SetResult(interp, JimStringToUpper(interp, argv[2]));
return JIM_OK;
case OPT_TOTITLE:
Jim_SetResult(interp, JimStringToTitle(interp, argv[2]));
return JIM_OK;
case OPT_IS:
if (argc == 5 && !Jim_CompareStringImmediate(interp, argv[3], "-strict")) {
Jim_SubCmdArgError(interp, ct, argv[0]);
return JIM_ERR;
}
return JimStringIs(interp, argv[argc - 1], argv[2], argc == 5);
}
return JIM_OK;
}
static int Jim_TimeCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
long i, count = 1;
jim_wide start, elapsed;
if (argc < 2) {
Jim_WrongNumArgs(interp, 1, argv, "script ?count?");
return JIM_ERR;
}
if (argc == 3) {
if (Jim_GetLong(interp, argv[2], &count) != JIM_OK)
return JIM_ERR;
}
if (count < 0)
return JIM_OK;
i = count;
start = Jim_GetTimeUsec(CLOCK_MONOTONIC_RAW);
while (i-- > 0) {
int retval;
retval = Jim_EvalObj(interp, argv[1]);
if (retval != JIM_OK) {
return retval;
}
}
elapsed = Jim_GetTimeUsec(CLOCK_MONOTONIC_RAW) - start;
if (elapsed < count * 10) {
Jim_SetResult(interp, Jim_NewDoubleObj(interp, elapsed * 1.0 / count));
}
else {
Jim_SetResultInt(interp, count == 0 ? 0 : elapsed / count);
}
Jim_AppendString(interp, Jim_GetResult(interp)," microseconds per iteration", -1);
return JIM_OK;
}
static int Jim_TimeRateCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
long us = 0;
jim_wide start, delta, overhead;
Jim_Obj *objPtr;
double us_per_iter;
int count;
int n;
if (argc < 2) {
Jim_WrongNumArgs(interp, 1, argv, "script ?milliseconds?");
return JIM_ERR;
}
if (argc == 3) {
if (Jim_GetLong(interp, argv[2], &us) != JIM_OK)
return JIM_ERR;
us *= 1000;
}
if (us < 1) {
us = 1000 * 1000;
}
start = Jim_GetTimeUsec(CLOCK_MONOTONIC_RAW);
count = 0;
do {
int retval = Jim_EvalObj(interp, argv[1]);
delta = Jim_GetTimeUsec(CLOCK_MONOTONIC_RAW) - start;
if (retval != JIM_OK) {
return retval;
}
count++;
} while (delta < us);
start = Jim_GetTimeUsec(CLOCK_MONOTONIC_RAW);
n = 0;
do {
int retval = Jim_EvalObj(interp, interp->nullScriptObj);
overhead = Jim_GetTimeUsec(CLOCK_MONOTONIC_RAW) - start;
if (retval != JIM_OK) {
return retval;
}
n++;
} while (n < count);
delta -= overhead;
us_per_iter = (double)delta / count;
objPtr = Jim_NewListObj(interp, NULL, 0);
Jim_ListAppendElement(interp, objPtr, Jim_NewStringObj(interp, "us_per_iter", -1));
Jim_ListAppendElement(interp, objPtr, Jim_NewDoubleObj(interp, us_per_iter));
Jim_ListAppendElement(interp, objPtr, Jim_NewStringObj(interp, "iters_per_sec", -1));
Jim_ListAppendElement(interp, objPtr, Jim_NewDoubleObj(interp, 1e6 / us_per_iter));
Jim_ListAppendElement(interp, objPtr, Jim_NewStringObj(interp, "count", -1));
Jim_ListAppendElement(interp, objPtr, Jim_NewIntObj(interp, count));
Jim_ListAppendElement(interp, objPtr, Jim_NewStringObj(interp, "elapsed_us", -1));
Jim_ListAppendElement(interp, objPtr, Jim_NewIntObj(interp, delta));
Jim_SetResult(interp, objPtr);
return JIM_OK;
}
static int Jim_ExitCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
long exitCode = 0;
if (argc > 2) {
Jim_WrongNumArgs(interp, 1, argv, "?exitCode?");
return JIM_ERR;
}
if (argc == 2) {
if (Jim_GetLong(interp, argv[1], &exitCode) != JIM_OK)
return JIM_ERR;
Jim_SetResult(interp, argv[1]);
}
interp->exitCode = exitCode;
return JIM_EXIT;
}
static int JimMatchReturnCodes(Jim_Interp *interp, Jim_Obj *retcodeListObj, int rc)
{
int len = Jim_ListLength(interp, retcodeListObj);
int i;
for (i = 0; i < len; i++) {
int returncode;
if (Jim_GetReturnCode(interp, Jim_ListGetIndex(interp, retcodeListObj, i), &returncode) != JIM_OK) {
return JIM_ERR;
}
if (rc == returncode) {
return JIM_OK;
}
}
return -1;
}
static int JimCatchTryHelper(Jim_Interp *interp, int istry, int argc, Jim_Obj *const *argv)
{
static const char * const wrongargs_catchtry[2] = {
"?-?no?code ... --? script ?resultVarName? ?optionVarName?",
"?-?no?code ... --? script ?on|trap codes vars script? ... ?finally script?"
};
int exitCode = 0;
int i;
int sig = 0;
int ok;
Jim_Obj *finallyScriptObj = NULL;
Jim_Obj *msgVarObj = NULL;
Jim_Obj *optsVarObj = NULL;
Jim_Obj *handlerScriptObj = NULL;
Jim_Obj *errorCodeObj;
int idx;
jim_wide ignore_mask = (1 << JIM_EXIT) | (1 << JIM_EVAL) | (1 << JIM_SIGNAL);
static const int max_ignore_code = sizeof(ignore_mask) * 8;
JimPanic((istry != 0 && istry != 1, "wrong args to JimCatchTryHelper"));
Jim_SetGlobalVariableStr(interp, "errorCode", Jim_NewStringObj(interp, "NONE", -1));
for (i = 1; i < argc - 1; i++) {
const char *arg = Jim_String(argv[i]);
jim_wide option;
int ignore;
if (strcmp(arg, "--") == 0) {
i++;
break;
}
if (*arg != '-') {
break;
}
if (strncmp(arg, "-no", 3) == 0) {
arg += 3;
ignore = 1;
}
else {
arg++;
ignore = 0;
}
if (Jim_StringToWide(arg, &option, 10) != JIM_OK) {
option = -1;
}
if (option < 0) {
option = Jim_FindByName(arg, jimReturnCodes, jimReturnCodesSize);
}
if (option < 0) {
goto wrongargs;
}
if (ignore) {
ignore_mask |= ((jim_wide)1 << option);
}
else {
ignore_mask &= (~((jim_wide)1 << option));
}
}
idx = i;
if (argc - idx < 1) {
wrongargs:
Jim_WrongNumArgs(interp, 1, argv, wrongargs_catchtry[istry]);
return JIM_ERR;
}
if ((ignore_mask & (1 << JIM_SIGNAL)) == 0) {
sig++;
}
interp->signal_level += sig;
if (Jim_CheckSignal(interp)) {
exitCode = JIM_SIGNAL;
}
else {
exitCode = Jim_EvalObj(interp, argv[idx]);
interp->errorFlag = 0;
}
interp->signal_level -= sig;
errorCodeObj = Jim_GetGlobalVariableStr(interp, "errorCode", JIM_NONE);
idx++;
if (istry) {
while (idx < argc) {
int option;
int ret;
static const char * const try_options[] = { "on", "trap", "finally", NULL };
enum { TRY_ON, TRY_TRAP, TRY_FINALLY, };
if (Jim_GetEnum(interp, argv[idx], try_options, &option, "handler", JIM_ERRMSG) != JIM_OK) {
return JIM_ERR;
}
switch (option) {
case TRY_ON:
case TRY_TRAP:
if (idx + 4 > argc) {
goto wrongargs;
}
if (option == TRY_ON) {
ret = JimMatchReturnCodes(interp, argv[idx + 1], exitCode);
if (ret > JIM_OK) {
goto wrongargs;
}
}
else if (errorCodeObj) {
int len = Jim_ListLength(interp, argv[idx + 1]);
int i;
ret = JIM_OK;
for (i = 0; i < len; i++) {
Jim_Obj *matchObj = Jim_ListGetIndex(interp, argv[idx + 1], i);
Jim_Obj *objPtr = Jim_ListGetIndex(interp, errorCodeObj, i);
if (Jim_StringCompareObj(interp, matchObj, objPtr, 0) != 0) {
ret = -1;
break;
}
}
}
else {
ret = -1;
}
if (ret == JIM_OK && handlerScriptObj == NULL) {
msgVarObj = Jim_ListGetIndex(interp, argv[idx + 2], 0);
optsVarObj = Jim_ListGetIndex(interp, argv[idx + 2], 1);
handlerScriptObj = argv[idx + 3];
}
idx += 4;
break;
case TRY_FINALLY:
if (idx + 2 != argc) {
goto wrongargs;
}
finallyScriptObj = argv[idx + 1];
idx += 2;
break;
}
}
}
else {
if (argc - idx >= 1) {
msgVarObj = argv[idx];
idx++;
if (argc - idx >= 1) {
optsVarObj = argv[idx];
idx++;
}
}
}
if (exitCode >= 0 && exitCode < max_ignore_code && (((unsigned jim_wide)1 << exitCode) & ignore_mask)) {
if (finallyScriptObj) {
Jim_EvalObj(interp, finallyScriptObj);
}
return exitCode;
}
if (sig && exitCode == JIM_SIGNAL) {
if (interp->signal_set_result) {
interp->signal_set_result(interp, interp->sigmask);
}
else if (!istry) {
Jim_SetResultInt(interp, interp->sigmask);
}
interp->sigmask = 0;
}
ok = 1;
if (msgVarObj && Jim_Length(msgVarObj)) {
if (Jim_SetVariable(interp, msgVarObj, Jim_GetResult(interp)) != JIM_OK) {
ok = 0;
}
}
if (ok && optsVarObj && Jim_Length(optsVarObj)) {
Jim_Obj *optListObj = Jim_NewListObj(interp, NULL, 0);
Jim_ListAppendElement(interp, optListObj, Jim_NewStringObj(interp, "-code", -1));
Jim_ListAppendElement(interp, optListObj,
Jim_NewIntObj(interp, exitCode == JIM_RETURN ? interp->returnCode : exitCode));
Jim_ListAppendElement(interp, optListObj, Jim_NewStringObj(interp, "-level", -1));
Jim_ListAppendElement(interp, optListObj, Jim_NewIntObj(interp, interp->returnLevel));
if (exitCode == JIM_ERR) {
Jim_ListAppendElement(interp, optListObj, Jim_NewStringObj(interp, "-errorinfo",
-1));
Jim_ListAppendElement(interp, optListObj, interp->stackTrace);
if (errorCodeObj) {
Jim_ListAppendElement(interp, optListObj, Jim_NewStringObj(interp, "-errorcode", -1));
Jim_ListAppendElement(interp, optListObj, errorCodeObj);
}
}
if (Jim_SetVariable(interp, optsVarObj, optListObj) != JIM_OK) {
ok = 0;
}
}
if (ok && handlerScriptObj) {
exitCode = Jim_EvalObj(interp, handlerScriptObj);
}
if (finallyScriptObj) {
Jim_Obj *prevResultObj = Jim_GetResult(interp);
Jim_IncrRefCount(prevResultObj);
int ret = Jim_EvalObj(interp, finallyScriptObj);
if (ret == JIM_OK) {
Jim_SetResult(interp, prevResultObj);
}
else {
exitCode = ret;
}
Jim_DecrRefCount(interp, prevResultObj);
}
if (!istry) {
Jim_SetResultInt(interp, exitCode);
exitCode = JIM_OK;
}
return exitCode;
}
static int Jim_CatchCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
return JimCatchTryHelper(interp, 0, argc, argv);
}
static int Jim_TryCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
return JimCatchTryHelper(interp, 1, argc, argv);
}
static int Jim_RenameCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
if (argc != 3) {
Jim_WrongNumArgs(interp, 1, argv, "oldName newName");
return JIM_ERR;
}
return Jim_RenameCommand(interp, argv[1], argv[2]);
}
#define JIM_DICTMATCH_KEYS 0x0001
#define JIM_DICTMATCH_VALUES 0x002
int Jim_DictMatchTypes(Jim_Interp *interp, Jim_Obj *objPtr, Jim_Obj *patternObj, int match_type, int return_types)
{
Jim_Obj *listObjPtr;
Jim_Dict *dict;
int i;
if (SetDictFromAny(interp, objPtr) != JIM_OK) {
return JIM_ERR;
}
dict = objPtr->internalRep.dictValue;
listObjPtr = Jim_NewListObj(interp, NULL, 0);
for (i = 0; i < dict->len; i += 2 ) {
Jim_Obj *keyObj = dict->table[i];
Jim_Obj *valObj = dict->table[i + 1];
if (patternObj) {
Jim_Obj *matchObj = (match_type == JIM_DICTMATCH_KEYS) ? keyObj : valObj;
if (!Jim_StringMatchObj(interp, patternObj, matchObj, 0)) {
continue;
}
}
if (return_types & JIM_DICTMATCH_KEYS) {
Jim_ListAppendElement(interp, listObjPtr, keyObj);
}
if (return_types & JIM_DICTMATCH_VALUES) {
Jim_ListAppendElement(interp, listObjPtr, valObj);
}
}
Jim_SetResult(interp, listObjPtr);
return JIM_OK;
}
int Jim_DictSize(Jim_Interp *interp, Jim_Obj *objPtr)
{
if (SetDictFromAny(interp, objPtr) != JIM_OK) {
return -1;
}
return objPtr->internalRep.dictValue->len / 2;
}
Jim_Obj *Jim_DictMerge(Jim_Interp *interp, int objc, Jim_Obj *const *objv)
{
Jim_Obj *objPtr = Jim_NewDictObj(interp, NULL, 0);
int i;
JimPanic((objc == 0, "Jim_DictMerge called with objc=0"));
for (i = 0; i < objc; i++) {
Jim_Obj **table;
int tablelen;
int j;
table = Jim_DictPairs(interp, objv[i], &tablelen);
if (tablelen && !table) {
Jim_FreeNewObj(interp, objPtr);
return NULL;
}
for (j = 0; j < tablelen; j += 2) {
DictAddElement(interp, objPtr, table[j], table[j + 1]);
}
}
return objPtr;
}
int Jim_DictInfo(Jim_Interp *interp, Jim_Obj *objPtr)
{
char buffer[100];
Jim_Obj *output;
Jim_Dict *dict;
if (SetDictFromAny(interp, objPtr) != JIM_OK) {
return JIM_ERR;
}
dict = objPtr->internalRep.dictValue;
snprintf(buffer, sizeof(buffer), "%d entries in table, %d buckets", dict->len, dict->size);
output = Jim_NewStringObj(interp, buffer, -1);
Jim_SetResult(interp, output);
return JIM_OK;
}
static int Jim_EvalEnsemble(Jim_Interp *interp, const char *basecmd, const char *subcmd, int argc, Jim_Obj *const *argv)
{
Jim_Obj *prefixObj = Jim_NewStringObj(interp, basecmd, -1);
Jim_AppendString(interp, prefixObj, " ", 1);
Jim_AppendString(interp, prefixObj, subcmd, -1);
return Jim_EvalObjPrefix(interp, prefixObj, argc, argv);
}
static int JimDictWith(Jim_Interp *interp, Jim_Obj *dictVarName, Jim_Obj *const *keyv, int keyc, Jim_Obj *scriptObj)
{
int i;
Jim_Obj *objPtr;
Jim_Obj *dictObj;
Jim_Obj **dictValues;
int len;
int ret = JIM_OK;
dictObj = Jim_GetVariable(interp, dictVarName, JIM_ERRMSG);
if (dictObj == NULL || Jim_DictKeysVector(interp, dictObj, keyv, keyc, &objPtr, JIM_ERRMSG) != JIM_OK) {
return JIM_ERR;
}
dictValues = Jim_DictPairs(interp, objPtr, &len);
if (len && dictValues == NULL) {
return JIM_ERR;
}
for (i = 0; i < len; i += 2) {
if (Jim_SetVariable(interp, dictValues[i], dictValues[i + 1]) == JIM_ERR) {
return JIM_ERR;
}
}
if (Jim_Length(scriptObj)) {
ret = Jim_EvalObj(interp, scriptObj);
if (ret == JIM_OK && Jim_GetVariable(interp, dictVarName, 0) != NULL) {
Jim_Obj **newkeyv = Jim_Alloc(sizeof(*newkeyv) * (keyc + 1));
for (i = 0; i < keyc; i++) {
newkeyv[i] = keyv[i];
}
for (i = 0; i < len; i += 2) {
if (Jim_StringCompareObj(interp, dictVarName, dictValues[i], 0) != 0) {
objPtr = Jim_GetVariable(interp, dictValues[i], 0);
newkeyv[keyc] = dictValues[i];
Jim_SetDictKeysVector(interp, dictVarName, newkeyv, keyc + 1, objPtr, JIM_NORESULT);
}
}
Jim_Free(newkeyv);
}
}
return ret;
}
static int Jim_DictCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
Jim_Obj *objPtr;
int types = JIM_DICTMATCH_KEYS;
enum {
OPT_CREATE,
OPT_GET,
OPT_GETDEF,
OPT_GETWITHDEFAULT,
OPT_SET,
OPT_UNSET,
OPT_EXISTS,
OPT_KEYS,
OPT_SIZE,
OPT_INFO,
OPT_MERGE,
OPT_WITH,
OPT_APPEND,
OPT_LAPPEND,
OPT_INCR,
OPT_REMOVE,
OPT_VALUES,
OPT_FOR,
OPT_REPLACE,
OPT_UPDATE,
OPT_COUNT
};
static const jim_subcmd_type cmds[OPT_COUNT + 1] = {
JIM_DEF_SUBCMD("create", "?key value ...?", 0, -2),
JIM_DEF_SUBCMD("get", "dictionary ?key ...?", 1, -1),
JIM_DEF_SUBCMD_HIDDEN("getdef", "dictionary ?key ...? key default", 3, -1),
JIM_DEF_SUBCMD("getwithdefault", "dictionary ?key ...? key default", 3, -1),
JIM_DEF_SUBCMD("set", "varName key ?key ...? value", 3, -1),
JIM_DEF_SUBCMD("unset", "varName key ?key ...?", 2, -1),
JIM_DEF_SUBCMD("exists", "dictionary key ?key ...?", 2, -1),
JIM_DEF_SUBCMD("keys", "dictionary ?pattern?", 1, 2),
JIM_DEF_SUBCMD("size", "dictionary", 1, 1),
JIM_DEF_SUBCMD("info", "dictionary", 1, 1),
JIM_DEF_SUBCMD("merge", "?...?", 0, -1),
JIM_DEF_SUBCMD("with", "dictVar ?key ...? script", 2, -1),
JIM_DEF_SUBCMD("append", "varName key ?value ...?", 2, -1),
JIM_DEF_SUBCMD("lappend", "varName key ?value ...?", 2, -1),
JIM_DEF_SUBCMD("incr", "varName key ?increment?", 2, 3),
JIM_DEF_SUBCMD("remove", "dictionary ?key ...?", 1, -1),
JIM_DEF_SUBCMD("values", "dictionary ?pattern?", 1, 2),
JIM_DEF_SUBCMD("for", "vars dictionary script", 3, 3),
JIM_DEF_SUBCMD("replace", "dictionary ?key value ...?", 1, -1),
JIM_DEF_SUBCMD("update", "varName ?arg ...? script", 2, -1),
{ }
};
const jim_subcmd_type *ct = Jim_ParseSubCmd(interp, cmds, argc, argv);
if (!ct) {
return JIM_ERR;
}
if (ct->function) {
return ct->function(interp, argc, argv);
}
switch (ct - cmds) {
case OPT_GET:
if (Jim_DictKeysVector(interp, argv[2], argv + 3, argc - 3, &objPtr,
JIM_ERRMSG) != JIM_OK) {
return JIM_ERR;
}
Jim_SetResult(interp, objPtr);
return JIM_OK;
case OPT_GETDEF:
case OPT_GETWITHDEFAULT:{
int rc = Jim_DictKeysVector(interp, argv[2], argv + 3, argc - 4, &objPtr, JIM_ERRMSG);
if (rc == -1) {
return JIM_ERR;
}
if (rc == JIM_ERR) {
Jim_SetResult(interp, argv[argc - 1]);
}
else {
Jim_SetResult(interp, objPtr);
}
return JIM_OK;
}
case OPT_SET:
return Jim_SetDictKeysVector(interp, argv[2], argv + 3, argc - 4, argv[argc - 1], JIM_ERRMSG);
case OPT_EXISTS:{
int rc = Jim_DictKeysVector(interp, argv[2], argv + 3, argc - 3, &objPtr, JIM_NONE);
if (rc < 0) {
return JIM_ERR;
}
Jim_SetResultBool(interp, rc == JIM_OK);
return JIM_OK;
}
case OPT_UNSET:
if (Jim_SetDictKeysVector(interp, argv[2], argv + 3, argc - 3, NULL, JIM_NONE) != JIM_OK) {
return JIM_ERR;
}
return JIM_OK;
case OPT_VALUES:
types = JIM_DICTMATCH_VALUES;
case OPT_KEYS:
return Jim_DictMatchTypes(interp, argv[2], argc == 4 ? argv[3] : NULL, types, types);
case OPT_SIZE:
if (Jim_DictSize(interp, argv[2]) < 0) {
return JIM_ERR;
}
Jim_SetResultInt(interp, Jim_DictSize(interp, argv[2]));
return JIM_OK;
case OPT_MERGE:
if (argc == 2) {
return JIM_OK;
}
objPtr = Jim_DictMerge(interp, argc - 2, argv + 2);
if (objPtr == NULL) {
return JIM_ERR;
}
Jim_SetResult(interp, objPtr);
return JIM_OK;
case OPT_CREATE:
objPtr = Jim_NewDictObj(interp, argv + 2, argc - 2);
Jim_SetResult(interp, objPtr);
return JIM_OK;
case OPT_INFO:
return Jim_DictInfo(interp, argv[2]);
case OPT_WITH:
return JimDictWith(interp, argv[2], argv + 3, argc - 4, argv[argc - 1]);
case OPT_UPDATE:
if (argc < 6 || argc % 2) {
argc = 2;
}
default:
return Jim_EvalEnsemble(interp, "dict", Jim_String(argv[1]), argc - 2, argv + 2);
}
}
static int Jim_SubstCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
static const char * const options[] = {
"-nobackslashes", "-nocommands", "-novariables", NULL
};
enum
{ OPT_NOBACKSLASHES, OPT_NOCOMMANDS, OPT_NOVARIABLES };
int i;
int flags = JIM_SUBST_FLAG;
Jim_Obj *objPtr;
if (argc < 2) {
Jim_WrongNumArgs(interp, 1, argv, "?options? string");
return JIM_ERR;
}
for (i = 1; i < (argc - 1); i++) {
int option;
if (Jim_GetEnum(interp, argv[i], options, &option, NULL,
JIM_ERRMSG | JIM_ENUM_ABBREV) != JIM_OK) {
return JIM_ERR;
}
switch (option) {
case OPT_NOBACKSLASHES:
flags |= JIM_SUBST_NOESC;
break;
case OPT_NOCOMMANDS:
flags |= JIM_SUBST_NOCMD;
break;
case OPT_NOVARIABLES:
flags |= JIM_SUBST_NOVAR;
break;
}
}
if (Jim_SubstObj(interp, argv[argc - 1], &objPtr, flags) != JIM_OK) {
return JIM_ERR;
}
Jim_SetResult(interp, objPtr);
return JIM_OK;
}
#ifdef jim_ext_namespace
static int JimIsGlobalNamespace(Jim_Obj *objPtr)
{
int len;
const char *str = Jim_GetString(objPtr, &len);
return len >= 2 && str[0] == ':' && str[1] == ':';
}
#endif
static int Jim_InfoCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
Jim_Obj *objPtr;
int mode = 0;
enum {
INFO_ALIAS,
INFO_ARGS,
INFO_BODY,
INFO_CHANNELS,
INFO_COMMANDS,
INFO_COMPLETE,
INFO_EXISTS,
INFO_FRAME,
INFO_GLOBALS,
INFO_HOSTNAME,
INFO_LEVEL,
INFO_LOCALS,
INFO_NAMEOFEXECUTABLE,
INFO_PATCHLEVEL,
INFO_PROCS,
INFO_REFERENCES,
INFO_RETURNCODES,
INFO_SCRIPT,
INFO_SOURCE,
INFO_STACKTRACE,
INFO_STATICS,
INFO_VARS,
INFO_VERSION,
INFO_COUNT
};
static const jim_subcmd_type cmds[INFO_COUNT + 1] = {
JIM_DEF_SUBCMD("alias", "command", 1, 1),
JIM_DEF_SUBCMD("args", "procname", 1, 1),
JIM_DEF_SUBCMD("body", "procname", 1, 1),
JIM_DEF_SUBCMD("channels", "?pattern?", 0, 1),
JIM_DEF_SUBCMD("commands", "?pattern?", 0, 1),
JIM_DEF_SUBCMD("complete", "script ?missing?", 1, 2),
JIM_DEF_SUBCMD("exists", "varName", 1, 1),
JIM_DEF_SUBCMD("frame", "?levelNum?", 0, 1),
JIM_DEF_SUBCMD("globals", "?pattern?", 0, 1),
JIM_DEF_SUBCMD("hostname", NULL, 0, 0),
JIM_DEF_SUBCMD("level", "?levelNum?", 0, 1),
JIM_DEF_SUBCMD("locals", "?pattern?", 0, 1),
JIM_DEF_SUBCMD("nameofexecutable", NULL, 0, 0),
JIM_DEF_SUBCMD("patchlevel", NULL, 0, 0),
JIM_DEF_SUBCMD("procs", "?pattern?", 0, 1),
JIM_DEF_SUBCMD("references", NULL, 0, 0),
JIM_DEF_SUBCMD("returncodes", "?code?", 0, 1),
JIM_DEF_SUBCMD("script", "?filename?", 0, 1),
JIM_DEF_SUBCMD("source", "source ?filename line?", 1, 3),
JIM_DEF_SUBCMD("stacktrace", NULL, 0, 0),
JIM_DEF_SUBCMD("statics", "procname", 1, 1),
JIM_DEF_SUBCMD("vars", "?pattern?", 0, 1),
JIM_DEF_SUBCMD("version", NULL, 0, 0),
{ }
};
const jim_subcmd_type *ct;
#ifdef jim_ext_namespace
int nons = 0;
if (argc > 2 && Jim_CompareStringImmediate(interp, argv[1], "-nons")) {
argc--;
argv++;
nons = 1;
}
#endif
ct = Jim_ParseSubCmd(interp, cmds, argc, argv);
if (!ct) {
return JIM_ERR;
}
if (ct->function) {
return ct->function(interp, argc, argv);
}
int option = ct - cmds;
switch (option) {
case INFO_EXISTS:
Jim_SetResultBool(interp, Jim_GetVariable(interp, argv[2], 0) != NULL);
return JIM_OK;
case INFO_ALIAS:{
Jim_Cmd *cmdPtr;
if ((cmdPtr = Jim_GetCommand(interp, argv[2], JIM_ERRMSG)) == NULL) {
return JIM_ERR;
}
if (cmdPtr->isproc || cmdPtr->u.native.cmdProc != JimAliasCmd) {
Jim_SetResultFormatted(interp, "command \"%#s\" is not an alias", argv[2]);
return JIM_ERR;
}
Jim_SetResult(interp, (Jim_Obj *)cmdPtr->u.native.privData);
return JIM_OK;
}
case INFO_CHANNELS:
mode++;
#ifndef jim_ext_aio
Jim_SetResultString(interp, "aio not enabled", -1);
return JIM_ERR;
#endif
case INFO_PROCS:
mode++;
case INFO_COMMANDS:
#ifdef jim_ext_namespace
if (!nons) {
if (Jim_Length(interp->framePtr->nsObj) || (argc == 3 && JimIsGlobalNamespace(argv[2]))) {
return Jim_EvalPrefix(interp, "namespace info", argc - 1, argv + 1);
}
}
#endif
Jim_SetResult(interp, JimCommandsList(interp, (argc == 3) ? argv[2] : NULL, mode));
return JIM_OK;
case INFO_VARS:
mode++;
case INFO_LOCALS:
mode++;
case INFO_GLOBALS:
#ifdef jim_ext_namespace
if (!nons) {
if (Jim_Length(interp->framePtr->nsObj) || (argc == 3 && JimIsGlobalNamespace(argv[2]))) {
return Jim_EvalPrefix(interp, "namespace info", argc - 1, argv + 1);
}
}
#endif
Jim_SetResult(interp, JimVariablesList(interp, argc == 3 ? argv[2] : NULL, mode));
return JIM_OK;
case INFO_SCRIPT:
if (argc == 3) {
Jim_IncrRefCount(argv[2]);
Jim_DecrRefCount(interp, interp->currentFilenameObj);
interp->currentFilenameObj = argv[2];
}
Jim_SetResult(interp, interp->currentFilenameObj);
return JIM_OK;
case INFO_SOURCE:{
Jim_Obj *resObjPtr;
Jim_Obj *fileNameObj;
if (argc == 4) {
Jim_SubCmdArgError(interp, ct, argv[0]);
return JIM_ERR;
}
if (argc == 5) {
jim_wide line;
if (Jim_GetWide(interp, argv[4], &line) != JIM_OK) {
return JIM_ERR;
}
resObjPtr = Jim_NewStringObj(interp, Jim_String(argv[2]), Jim_Length(argv[2]));
Jim_SetSourceInfo(interp, resObjPtr, argv[3], line);
}
else {
int line;
fileNameObj = Jim_GetSourceInfo(interp, argv[2], &line);
resObjPtr = Jim_NewListObj(interp, NULL, 0);
Jim_ListAppendElement(interp, resObjPtr, fileNameObj);
Jim_ListAppendElement(interp, resObjPtr, Jim_NewIntObj(interp, line));
}
Jim_SetResult(interp, resObjPtr);
return JIM_OK;
}
case INFO_STACKTRACE:
Jim_SetResult(interp, interp->stackTrace);
return JIM_OK;
case INFO_LEVEL:
if (argc == 2) {
Jim_SetResultInt(interp, interp->framePtr->level);
}
else {
if (JimInfoLevel(interp, argv[2], &objPtr) != JIM_OK) {
return JIM_ERR;
}
Jim_SetResult(interp, objPtr);
}
return JIM_OK;
case INFO_FRAME:
if (argc == 2) {
Jim_SetResultInt(interp, interp->procLevel + 1);
}
else {
if (JimInfoFrame(interp, argv[2], &objPtr) != JIM_OK) {
return JIM_ERR;
}
Jim_SetResult(interp, objPtr);
}
return JIM_OK;
case INFO_BODY:
case INFO_STATICS:
case INFO_ARGS:{
Jim_Cmd *cmdPtr;
if ((cmdPtr = Jim_GetCommand(interp, argv[2], JIM_ERRMSG)) == NULL) {
return JIM_ERR;
}
if (!cmdPtr->isproc) {
Jim_SetResultFormatted(interp, "command \"%#s\" is not a procedure", argv[2]);
return JIM_ERR;
}
switch (option) {
#ifdef JIM_NO_INTROSPECTION
default:
Jim_SetResultString(interp, "unsupported", -1);
return JIM_ERR;
#else
case INFO_BODY:
Jim_SetResult(interp, cmdPtr->u.proc.bodyObjPtr);
break;
case INFO_ARGS:
Jim_SetResult(interp, cmdPtr->u.proc.argListObjPtr);
break;
#endif
case INFO_STATICS:
if (cmdPtr->u.proc.staticVars) {
Jim_SetResult(interp, JimHashtablePatternMatch(interp, cmdPtr->u.proc.staticVars,
NULL, JimVariablesMatch, JIM_VARLIST_LOCALS | JIM_VARLIST_VALUES));
}
break;
}
return JIM_OK;
}
case INFO_VERSION:
case INFO_PATCHLEVEL:{
char buf[(JIM_INTEGER_SPACE * 2) + 1];
sprintf(buf, "%d.%d", JIM_VERSION / 100, JIM_VERSION % 100);
Jim_SetResultString(interp, buf, -1);
return JIM_OK;
}
case INFO_COMPLETE: {
char missing;
Jim_SetResultBool(interp, Jim_ScriptIsComplete(interp, argv[2], &missing));
if (missing != ' ' && argc == 4) {
Jim_SetVariable(interp, argv[3], Jim_NewStringObj(interp, &missing, 1));
}
return JIM_OK;
}
case INFO_HOSTNAME:
return Jim_Eval(interp, "os.gethostname");
case INFO_NAMEOFEXECUTABLE:
return Jim_Eval(interp, "{info nameofexecutable}");
case INFO_RETURNCODES:
if (argc == 2) {
int i;
Jim_Obj *listObjPtr = Jim_NewListObj(interp, NULL, 0);
for (i = 0; jimReturnCodes[i]; i++) {
Jim_ListAppendElement(interp, listObjPtr, Jim_NewIntObj(interp, i));
Jim_ListAppendElement(interp, listObjPtr, Jim_NewStringObj(interp,
jimReturnCodes[i], -1));
}
Jim_SetResult(interp, listObjPtr);
}
else if (argc == 3) {
long code;
const char *name;
if (Jim_GetLong(interp, argv[2], &code) != JIM_OK) {
return JIM_ERR;
}
name = Jim_ReturnCode(code);
if (*name == '?') {
Jim_SetResultInt(interp, code);
}
else {
Jim_SetResultString(interp, name, -1);
}
}
return JIM_OK;
case INFO_REFERENCES:
#ifdef JIM_REFERENCES
return JimInfoReferences(interp, argc, argv);
#else
Jim_SetResultString(interp, "not supported", -1);
return JIM_ERR;
#endif
default:
abort();
}
}
static int Jim_ExistsCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
Jim_Obj *objPtr;
int result = 0;
static const char * const options[] = {
"-command", "-proc", "-alias", "-var", NULL
};
enum
{
OPT_COMMAND, OPT_PROC, OPT_ALIAS, OPT_VAR
};
int option;
if (argc == 2) {
option = OPT_VAR;
objPtr = argv[1];
}
else if (argc == 3) {
if (Jim_GetEnum(interp, argv[1], options, &option, NULL, JIM_ERRMSG | JIM_ENUM_ABBREV) != JIM_OK) {
return JIM_ERR;
}
objPtr = argv[2];
}
else {
Jim_WrongNumArgs(interp, 1, argv, "?option? name");
return JIM_ERR;
}
if (option == OPT_VAR) {
result = Jim_GetVariable(interp, objPtr, 0) != NULL;
}
else {
Jim_Cmd *cmd = Jim_GetCommand(interp, objPtr, JIM_NONE);
if (cmd) {
switch (option) {
case OPT_COMMAND:
result = 1;
break;
case OPT_ALIAS:
result = cmd->isproc == 0 && cmd->u.native.cmdProc == JimAliasCmd;
break;
case OPT_PROC:
result = cmd->isproc;
break;
}
}
}
Jim_SetResultBool(interp, result);
return JIM_OK;
}
static int Jim_SplitCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
const char *str, *splitChars, *noMatchStart;
int splitLen, strLen;
Jim_Obj *resObjPtr;
int c;
int len;
if (argc != 2 && argc != 3) {
Jim_WrongNumArgs(interp, 1, argv, "string ?splitChars?");
return JIM_ERR;
}
str = Jim_GetString(argv[1], &len);
if (len == 0) {
return JIM_OK;
}
strLen = Jim_Utf8Length(interp, argv[1]);
if (argc == 2) {
splitChars = " \n\t\r";
splitLen = 4;
}
else {
splitChars = Jim_String(argv[2]);
splitLen = Jim_Utf8Length(interp, argv[2]);
}
noMatchStart = str;
resObjPtr = Jim_NewListObj(interp, NULL, 0);
if (splitLen) {
Jim_Obj *objPtr;
while (strLen--) {
const char *sc = splitChars;
int scLen = splitLen;
int sl = utf8_tounicode(str, &c);
while (scLen--) {
int pc;
sc += utf8_tounicode(sc, &pc);
if (c == pc) {
objPtr = Jim_NewStringObj(interp, noMatchStart, (str - noMatchStart));
Jim_ListAppendElement(interp, resObjPtr, objPtr);
noMatchStart = str + sl;
break;
}
}
str += sl;
}
objPtr = Jim_NewStringObj(interp, noMatchStart, (str - noMatchStart));
Jim_ListAppendElement(interp, resObjPtr, objPtr);
}
else {
Jim_Obj **commonObj = NULL;
#define NUM_COMMON (128 - 9)
while (strLen--) {
int n = utf8_tounicode(str, &c);
#ifdef JIM_OPTIMIZATION
if (c >= 9 && c < 128) {
c -= 9;
if (!commonObj) {
commonObj = Jim_Alloc(sizeof(*commonObj) * NUM_COMMON);
memset(commonObj, 0, sizeof(*commonObj) * NUM_COMMON);
}
if (!commonObj[c]) {
commonObj[c] = Jim_NewStringObj(interp, str, 1);
}
Jim_ListAppendElement(interp, resObjPtr, commonObj[c]);
str++;
continue;
}
#endif
Jim_ListAppendElement(interp, resObjPtr, Jim_NewStringObjUtf8(interp, str, 1));
str += n;
}
Jim_Free(commonObj);
}
Jim_SetResult(interp, resObjPtr);
return JIM_OK;
}
static int Jim_JoinCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
const char *joinStr;
int joinStrLen;
if (argc != 2 && argc != 3) {
Jim_WrongNumArgs(interp, 1, argv, "list ?joinString?");
return JIM_ERR;
}
if (argc == 2) {
joinStr = " ";
joinStrLen = 1;
}
else {
joinStr = Jim_GetString(argv[2], &joinStrLen);
}
Jim_SetResult(interp, Jim_ListJoin(interp, argv[1], joinStr, joinStrLen));
return JIM_OK;
}
static int Jim_FormatCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
Jim_Obj *objPtr;
if (argc < 2) {
Jim_WrongNumArgs(interp, 1, argv, "formatString ?arg arg ...?");
return JIM_ERR;
}
objPtr = Jim_FormatString(interp, argv[1], argc - 2, argv + 2);
if (objPtr == NULL)
return JIM_ERR;
Jim_SetResult(interp, objPtr);
return JIM_OK;
}
static int Jim_ScanCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
Jim_Obj *listPtr, **outVec;
int outc, i;
if (argc < 3) {
Jim_WrongNumArgs(interp, 1, argv, "string format ?varName varName ...?");
return JIM_ERR;
}
if (argv[2]->typePtr != &scanFmtStringObjType)
SetScanFmtFromAny(interp, argv[2]);
if (FormatGetError(argv[2]) != 0) {
Jim_SetResultString(interp, FormatGetError(argv[2]), -1);
return JIM_ERR;
}
if (argc > 3) {
int maxPos = FormatGetMaxPos(argv[2]);
int count = FormatGetCnvCount(argv[2]);
if (maxPos > argc - 3) {
Jim_SetResultString(interp, "\"%n$\" argument index out of range", -1);
return JIM_ERR;
}
else if (count > argc - 3) {
Jim_SetResultString(interp, "different numbers of variable names and "
"field specifiers", -1);
return JIM_ERR;
}
else if (count < argc - 3) {
Jim_SetResultString(interp, "variable is not assigned by any "
"conversion specifiers", -1);
return JIM_ERR;
}
}
listPtr = Jim_ScanString(interp, argv[1], argv[2], JIM_ERRMSG);
if (listPtr == 0)
return JIM_ERR;
if (argc > 3) {
int rc = JIM_OK;
int count = 0;
if (listPtr != 0 && listPtr != (Jim_Obj *)EOF) {
int len = Jim_ListLength(interp, listPtr);
if (len != 0) {
JimListGetElements(interp, listPtr, &outc, &outVec);
for (i = 0; i < outc; ++i) {
if (Jim_Length(outVec[i]) > 0) {
++count;
if (Jim_SetVariable(interp, argv[3 + i], outVec[i]) != JIM_OK) {
rc = JIM_ERR;
}
}
}
}
Jim_FreeNewObj(interp, listPtr);
}
else {
count = -1;
}
if (rc == JIM_OK) {
Jim_SetResultInt(interp, count);
}
return rc;
}
else {
if (listPtr == (Jim_Obj *)EOF) {
Jim_SetResult(interp, Jim_NewListObj(interp, 0, 0));
return JIM_OK;
}
Jim_SetResult(interp, listPtr);
}
return JIM_OK;
}
static int Jim_ErrorCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
if (argc != 2 && argc != 3) {
Jim_WrongNumArgs(interp, 1, argv, "message ?stacktrace?");
return JIM_ERR;
}
Jim_SetResult(interp, argv[1]);
if (argc == 3) {
JimSetStackTrace(interp, argv[2]);
return JIM_ERR;
}
return JIM_ERR;
}
static int Jim_LrangeCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
Jim_Obj *objPtr;
if (argc != 4) {
Jim_WrongNumArgs(interp, 1, argv, "list first last");
return JIM_ERR;
}
if ((objPtr = Jim_ListRange(interp, argv[1], argv[2], argv[3])) == NULL)
return JIM_ERR;
Jim_SetResult(interp, objPtr);
return JIM_OK;
}
static int Jim_LrepeatCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
Jim_Obj *objPtr;
jim_wide count;
if (argc < 2 || Jim_GetWideExpr(interp, argv[1], &count) != JIM_OK || count < 0) {
Jim_WrongNumArgs(interp, 1, argv, "count ?value ...?");
return JIM_ERR;
}
if (count == 0 || argc == 2) {
Jim_SetEmptyResult(interp);
return JIM_OK;
}
argc -= 2;
argv += 2;
objPtr = Jim_NewListObj(interp, NULL, 0);
ListEnsureLength(objPtr, argc * count);
while (count--) {
ListInsertElements(objPtr, -1, argc, argv);
}
Jim_SetResult(interp, objPtr);
return JIM_OK;
}
char **Jim_GetEnviron(void)
{
#if defined(HAVE__NSGETENVIRON)
return *_NSGetEnviron();
#else
#if !defined(NO_ENVIRON_EXTERN)
extern char **environ;
#endif
return environ;
#endif
}
void Jim_SetEnviron(char **env)
{
#if defined(HAVE__NSGETENVIRON)
*_NSGetEnviron() = env;
#else
#if !defined(NO_ENVIRON_EXTERN)
extern char **environ;
#endif
environ = env;
#endif
}
static int Jim_EnvCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
const char *key;
const char *val;
if (argc == 1) {
char **e = Jim_GetEnviron();
int i;
Jim_Obj *listObjPtr = Jim_NewListObj(interp, NULL, 0);
for (i = 0; e[i]; i++) {
const char *equals = strchr(e[i], '=');
if (equals) {
Jim_ListAppendElement(interp, listObjPtr, Jim_NewStringObj(interp, e[i],
equals - e[i]));
Jim_ListAppendElement(interp, listObjPtr, Jim_NewStringObj(interp, equals + 1, -1));
}
}
Jim_SetResult(interp, listObjPtr);
return JIM_OK;
}
if (argc > 3) {
Jim_WrongNumArgs(interp, 1, argv, "varName ?default?");
return JIM_ERR;
}
key = Jim_String(argv[1]);
val = getenv(key);
if (val == NULL) {
if (argc < 3) {
Jim_SetResultFormatted(interp, "environment variable \"%#s\" does not exist", argv[1]);
return JIM_ERR;
}
val = Jim_String(argv[2]);
}
Jim_SetResult(interp, Jim_NewStringObj(interp, val, -1));
return JIM_OK;
}
static int Jim_SourceCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
int retval;
if (argc != 2) {
Jim_WrongNumArgs(interp, 1, argv, "fileName");
return JIM_ERR;
}
retval = Jim_EvalFile(interp, Jim_String(argv[1]));
if (retval == JIM_RETURN)
return JIM_OK;
return retval;
}
static int Jim_LreverseCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
Jim_Obj *revObjPtr, **ele;
int len;
if (argc != 2) {
Jim_WrongNumArgs(interp, 1, argv, "list");
return JIM_ERR;
}
JimListGetElements(interp, argv[1], &len, &ele);
revObjPtr = Jim_NewListObj(interp, NULL, 0);
ListEnsureLength(revObjPtr, len);
len--;
while (len >= 0)
ListAppendElement(revObjPtr, ele[len--]);
Jim_SetResult(interp, revObjPtr);
return JIM_OK;
}
static int JimRangeLen(jim_wide start, jim_wide end, jim_wide step)
{
jim_wide len;
if (step == 0)
return -1;
if (start == end)
return 0;
else if (step > 0 && start > end)
return -1;
else if (step < 0 && end > start)
return -1;
len = end - start;
if (len < 0)
len = -len;
if (step < 0)
step = -step;
len = 1 + ((len - 1) / step);
if (len > INT_MAX)
len = INT_MAX;
return (int)((len < 0) ? -1 : len);
}
static int Jim_RangeCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
jim_wide start = 0, end, step = 1;
int len, i;
Jim_Obj *objPtr;
if (argc < 2 || argc > 4) {
Jim_WrongNumArgs(interp, 1, argv, "?start? end ?step?");
return JIM_ERR;
}
if (argc == 2) {
if (Jim_GetWideExpr(interp, argv[1], &end) != JIM_OK)
return JIM_ERR;
}
else {
if (Jim_GetWideExpr(interp, argv[1], &start) != JIM_OK ||
Jim_GetWideExpr(interp, argv[2], &end) != JIM_OK)
return JIM_ERR;
if (argc == 4 && Jim_GetWideExpr(interp, argv[3], &step) != JIM_OK)
return JIM_ERR;
}
if ((len = JimRangeLen(start, end, step)) == -1) {
Jim_SetResultString(interp, "Invalid (infinite?) range specified", -1);
return JIM_ERR;
}
objPtr = Jim_NewListObj(interp, NULL, 0);
ListEnsureLength(objPtr, len);
for (i = 0; i < len; i++)
ListAppendElement(objPtr, Jim_NewIntObj(interp, start + i * step));
Jim_SetResult(interp, objPtr);
return JIM_OK;
}
static int Jim_RandCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
jim_wide min = 0, max = 0, len, maxMul;
if (argc < 1 || argc > 3) {
Jim_WrongNumArgs(interp, 1, argv, "?min? max");
return JIM_ERR;
}
if (argc == 1) {
max = JIM_WIDE_MAX;
} else if (argc == 2) {
if (Jim_GetWideExpr(interp, argv[1], &max) != JIM_OK)
return JIM_ERR;
} else if (argc == 3) {
if (Jim_GetWideExpr(interp, argv[1], &min) != JIM_OK ||
Jim_GetWideExpr(interp, argv[2], &max) != JIM_OK)
return JIM_ERR;
}
len = max-min;
if (len < 0) {
Jim_SetResultString(interp, "Invalid arguments (max < min)", -1);
return JIM_ERR;
}
maxMul = JIM_WIDE_MAX - (len ? (JIM_WIDE_MAX%len) : 0);
while (1) {
jim_wide r;
JimRandomBytes(interp, &r, sizeof(jim_wide));
if (r < 0 || r >= maxMul) continue;
r = (len == 0) ? 0 : r%len;
Jim_SetResultInt(interp, min+r);
return JIM_OK;
}
}
static const struct {
const char *name;
Jim_CmdProc *cmdProc;
} Jim_CoreCommandsTable[] = {
{"alias", Jim_AliasCoreCommand},
{"set", Jim_SetCoreCommand},
{"unset", Jim_UnsetCoreCommand},
{"puts", Jim_PutsCoreCommand},
{"+", Jim_AddCoreCommand},
{"*", Jim_MulCoreCommand},
{"-", Jim_SubCoreCommand},
{"/", Jim_DivCoreCommand},
{"incr", Jim_IncrCoreCommand},
{"while", Jim_WhileCoreCommand},
{"loop", Jim_LoopCoreCommand},
{"for", Jim_ForCoreCommand},
{"foreach", Jim_ForeachCoreCommand},
{"lmap", Jim_LmapCoreCommand},
{"lassign", Jim_LassignCoreCommand},
{"if", Jim_IfCoreCommand},
{"switch", Jim_SwitchCoreCommand},
{"list", Jim_ListCoreCommand},
{"lindex", Jim_LindexCoreCommand},
{"lset", Jim_LsetCoreCommand},
{"lsearch", Jim_LsearchCoreCommand},
{"llength", Jim_LlengthCoreCommand},
{"lappend", Jim_LappendCoreCommand},
{"linsert", Jim_LinsertCoreCommand},
{"lreplace", Jim_LreplaceCoreCommand},
{"lsort", Jim_LsortCoreCommand},
{"append", Jim_AppendCoreCommand},
{"eval", Jim_EvalCoreCommand},
{"uplevel", Jim_UplevelCoreCommand},
{"expr", Jim_ExprCoreCommand},
{"break", Jim_BreakCoreCommand},
{"continue", Jim_ContinueCoreCommand},
{"proc", Jim_ProcCoreCommand},
{"xtrace", Jim_XtraceCoreCommand},
{"concat", Jim_ConcatCoreCommand},
{"return", Jim_ReturnCoreCommand},
{"upvar", Jim_UpvarCoreCommand},
{"global", Jim_GlobalCoreCommand},
{"string", Jim_StringCoreCommand},
{"time", Jim_TimeCoreCommand},
{"timerate", Jim_TimeRateCoreCommand},
{"exit", Jim_ExitCoreCommand},
{"catch", Jim_CatchCoreCommand},
{"try", Jim_TryCoreCommand},
#ifdef JIM_REFERENCES
{"ref", Jim_RefCoreCommand},
{"getref", Jim_GetrefCoreCommand},
{"setref", Jim_SetrefCoreCommand},
{"finalize", Jim_FinalizeCoreCommand},
{"collect", Jim_CollectCoreCommand},
#endif
{"rename", Jim_RenameCoreCommand},
{"dict", Jim_DictCoreCommand},
{"subst", Jim_SubstCoreCommand},
{"info", Jim_InfoCoreCommand},
{"exists", Jim_ExistsCoreCommand},
{"split", Jim_SplitCoreCommand},
{"join", Jim_JoinCoreCommand},
{"format", Jim_FormatCoreCommand},
{"scan", Jim_ScanCoreCommand},
{"error", Jim_ErrorCoreCommand},
{"lrange", Jim_LrangeCoreCommand},
{"lrepeat", Jim_LrepeatCoreCommand},
{"env", Jim_EnvCoreCommand},
{"source", Jim_SourceCoreCommand},
{"lreverse", Jim_LreverseCoreCommand},
{"range", Jim_RangeCoreCommand},
{"rand", Jim_RandCoreCommand},
{"tailcall", Jim_TailcallCoreCommand},
{"local", Jim_LocalCoreCommand},
{"upcall", Jim_UpcallCoreCommand},
{"apply", Jim_ApplyCoreCommand},
{"stacktrace", Jim_StacktraceCoreCommand},
{NULL, NULL},
};
void Jim_RegisterCoreCommands(Jim_Interp *interp)
{
int i = 0;
while (Jim_CoreCommandsTable[i].name != NULL) {
Jim_CreateCommand(interp,
Jim_CoreCommandsTable[i].name, Jim_CoreCommandsTable[i].cmdProc, NULL, NULL);
i++;
}
}
void Jim_MakeErrorMessage(Jim_Interp *interp)
{
Jim_Obj *argv[2];
argv[0] = Jim_NewStringObj(interp, "errorInfo", -1);
argv[1] = interp->result;
Jim_EvalObjVector(interp, 2, argv);
}
static char **JimSortStringTable(const char *const *tablePtr)
{
int count;
char **tablePtrSorted;
for (count = 0; tablePtr[count]; count++) {
}
tablePtrSorted = Jim_Alloc(sizeof(char *) * (count + 1));
memcpy(tablePtrSorted, tablePtr, sizeof(char *) * count);
qsort(tablePtrSorted, count, sizeof(char *), qsortCompareStringPointers);
tablePtrSorted[count] = NULL;
return tablePtrSorted;
}
static void JimSetFailedEnumResult(Jim_Interp *interp, const char *arg, const char *badtype,
const char *prefix, const char *const *tablePtr, const char *name)
{
char **tablePtrSorted;
int i;
if (name == NULL) {
name = "option";
}
Jim_SetResultFormatted(interp, "%s%s \"%s\": must be ", badtype, name, arg);
tablePtrSorted = JimSortStringTable(tablePtr);
for (i = 0; tablePtrSorted[i]; i++) {
if (tablePtrSorted[i + 1] == NULL && i > 0) {
Jim_AppendString(interp, Jim_GetResult(interp), "or ", -1);
}
Jim_AppendStrings(interp, Jim_GetResult(interp), prefix, tablePtrSorted[i], NULL);
if (tablePtrSorted[i + 1]) {
Jim_AppendString(interp, Jim_GetResult(interp), ", ", -1);
}
}
Jim_Free(tablePtrSorted);
}
int Jim_CheckShowCommands(Jim_Interp *interp, Jim_Obj *objPtr, const char *const *tablePtr)
{
if (Jim_CompareStringImmediate(interp, objPtr, "-commands")) {
int i;
char **tablePtrSorted = JimSortStringTable(tablePtr);
Jim_SetResult(interp, Jim_NewListObj(interp, NULL, 0));
for (i = 0; tablePtrSorted[i]; i++) {
Jim_ListAppendElement(interp, Jim_GetResult(interp), Jim_NewStringObj(interp, tablePtrSorted[i], -1));
}
Jim_Free(tablePtrSorted);
return JIM_OK;
}
return JIM_ERR;
}
static const Jim_ObjType getEnumObjType = {
"get-enum",
NULL,
NULL,
NULL,
JIM_TYPE_REFERENCES
};
int Jim_GetEnum(Jim_Interp *interp, Jim_Obj *objPtr,
const char *const *tablePtr, int *indexPtr, const char *name, int flags)
{
const char *bad = "bad ";
const char *const *entryPtr = NULL;
int i;
int match = -1;
int arglen;
const char *arg;
if (objPtr->typePtr == &getEnumObjType) {
if (objPtr->internalRep.ptrIntValue.ptr == tablePtr && objPtr->internalRep.ptrIntValue.int1 == flags) {
*indexPtr = objPtr->internalRep.ptrIntValue.int2;
return JIM_OK;
}
}
arg = Jim_GetString(objPtr, &arglen);
*indexPtr = -1;
for (entryPtr = tablePtr, i = 0; *entryPtr != NULL; entryPtr++, i++) {
if (Jim_CompareStringImmediate(interp, objPtr, *entryPtr)) {
match = i;
goto found;
}
if (flags & JIM_ENUM_ABBREV) {
if (strncmp(arg, *entryPtr, arglen) == 0) {
if (*arg == '-' && arglen == 1) {
break;
}
if (match >= 0) {
bad = "ambiguous ";
goto ambiguous;
}
match = i;
}
}
}
if (match >= 0) {
found:
Jim_FreeIntRep(interp, objPtr);
objPtr->typePtr = &getEnumObjType;
objPtr->internalRep.ptrIntValue.ptr = (void *)tablePtr;
objPtr->internalRep.ptrIntValue.int1 = flags;
objPtr->internalRep.ptrIntValue.int2 = match;
*indexPtr = match;
return JIM_OK;
}
ambiguous:
if (flags & JIM_ERRMSG) {
JimSetFailedEnumResult(interp, arg, bad, "", tablePtr, name);
}
return JIM_ERR;
}
int Jim_FindByName(const char *name, const char * const array[], size_t len)
{
int i;
for (i = 0; i < (int)len; i++) {
if (array[i] && strcmp(array[i], name) == 0) {
return i;
}
}
return -1;
}
int Jim_IsDict(Jim_Obj *objPtr)
{
return objPtr->typePtr == &dictObjType;
}
int Jim_IsList(Jim_Obj *objPtr)
{
return objPtr->typePtr == &listObjType;
}
void Jim_SetResultFormatted(Jim_Interp *interp, const char *format, ...)
{
int len = strlen(format);
int extra = 0;
int n = 0;
const char *params[5];
int nobjparam = 0;
Jim_Obj *objparam[5];
char *buf;
va_list args;
int i;
va_start(args, format);
for (i = 0; i < len && n < 5; i++) {
int l;
if (strncmp(format + i, "%s", 2) == 0) {
params[n] = va_arg(args, char *);
l = strlen(params[n]);
}
else if (strncmp(format + i, "%#s", 3) == 0) {
Jim_Obj *objPtr = va_arg(args, Jim_Obj *);
params[n] = Jim_GetString(objPtr, &l);
objparam[nobjparam++] = objPtr;
Jim_IncrRefCount(objPtr);
}
else {
if (format[i] == '%') {
i++;
}
continue;
}
n++;
extra += l;
}
len += extra;
buf = Jim_Alloc(len + 1);
len = snprintf(buf, len + 1, format, params[0], params[1], params[2], params[3], params[4]);
va_end(args);
Jim_SetResult(interp, Jim_NewStringObjNoAlloc(interp, buf, len));
for (i = 0; i < nobjparam; i++) {
Jim_DecrRefCount(interp, objparam[i]);
}
}
int Jim_CheckAbiVersion(Jim_Interp *interp, int abi_version)
{
if (abi_version != JIM_ABI_VERSION) {
Jim_SetResultString(interp, "ABI version mismatch", -1);
return JIM_ERR;
}
return JIM_OK;
}
#ifndef jim_ext_package
int Jim_PackageProvide(Jim_Interp *interp, const char *name, const char *ver, int flags)
{
return JIM_OK;
}
#endif
#ifndef jim_ext_aio
int Jim_AioFilehandle(Jim_Interp *interp, Jim_Obj *fhObj)
{
return -1;
}
#endif
#include <stdio.h>
#include <string.h>
static int subcmd_null(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
return JIM_OK;
}
static const jim_subcmd_type dummy_subcmd = {
"dummy", NULL, subcmd_null, 0, 0, JIM_MODFLAG_HIDDEN
};
static Jim_Obj *subcmd_cmd_list(Jim_Interp *interp, const jim_subcmd_type * ct, const char *sep)
{
Jim_Obj *listObj = Jim_NewListObj(interp, NULL, 0);
Jim_Obj *sortCmd[2];
for (; ct->cmd; ct++) {
if (!(ct->flags & JIM_MODFLAG_HIDDEN)) {
Jim_ListAppendElement(interp, listObj, Jim_NewStringObj(interp, ct->cmd, -1));
}
}
sortCmd[0] = Jim_NewStringObj(interp, "lsort", -1);
sortCmd[1] = listObj;
if (Jim_EvalObjVector(interp, 2, sortCmd) == JIM_OK) {
return Jim_ListJoin(interp, Jim_GetResult(interp), sep, strlen(sep));
}
return Jim_GetResult(interp);
}
static void bad_subcmd(Jim_Interp *interp, const jim_subcmd_type * command_table, const char *type,
Jim_Obj *cmd, Jim_Obj *subcmd)
{
Jim_SetResultFormatted(interp, "%#s, %s command \"%#s\": should be %#s", cmd, type,
subcmd, subcmd_cmd_list(interp, command_table, ", "));
}
static void show_cmd_usage(Jim_Interp *interp, const jim_subcmd_type * command_table, int argc,
Jim_Obj *const *argv)
{
Jim_SetResultFormatted(interp, "Usage: \"%#s command ... \", where command is one of: %#s",
argv[0], subcmd_cmd_list(interp, command_table, ", "));
}
static void add_cmd_usage(Jim_Interp *interp, const jim_subcmd_type * ct, Jim_Obj *cmd)
{
if (cmd) {
Jim_AppendStrings(interp, Jim_GetResult(interp), Jim_String(cmd), " ", NULL);
}
Jim_AppendStrings(interp, Jim_GetResult(interp), ct->cmd, NULL);
if (ct->args && *ct->args) {
Jim_AppendStrings(interp, Jim_GetResult(interp), " ", ct->args, NULL);
}
}
void Jim_SubCmdArgError(Jim_Interp *interp, const jim_subcmd_type * ct, Jim_Obj *subcmd)
{
Jim_SetResultString(interp, "wrong # args: should be \"", -1);
add_cmd_usage(interp, ct, subcmd);
Jim_AppendStrings(interp, Jim_GetResult(interp), "\"", NULL);
}
static const Jim_ObjType subcmdLookupObjType = {
"subcmd-lookup",
NULL,
NULL,
NULL,
JIM_TYPE_REFERENCES
};
const jim_subcmd_type *Jim_ParseSubCmd(Jim_Interp *interp, const jim_subcmd_type * command_table,
int argc, Jim_Obj *const *argv)
{
const jim_subcmd_type *ct;
const jim_subcmd_type *partial = 0;
int cmdlen;
Jim_Obj *cmd;
const char *cmdstr;
int help = 0;
int argsok = 1;
if (argc < 2) {
Jim_SetResultFormatted(interp, "wrong # args: should be \"%#s command ...\"\n"
"Use \"%#s -help ?command?\" for help", argv[0], argv[0]);
return 0;
}
cmd = argv[1];
if (cmd->typePtr == &subcmdLookupObjType) {
if (cmd->internalRep.ptrIntValue.ptr == command_table) {
ct = command_table + cmd->internalRep.ptrIntValue.int1;
goto found;
}
}
if (Jim_CompareStringImmediate(interp, cmd, "-help")) {
if (argc == 2) {
show_cmd_usage(interp, command_table, argc, argv);
return &dummy_subcmd;
}
help = 1;
cmd = argv[2];
}
if (Jim_CompareStringImmediate(interp, cmd, "-commands")) {
Jim_SetResult(interp, subcmd_cmd_list(interp, command_table, " "));
return &dummy_subcmd;
}
cmdstr = Jim_GetString(cmd, &cmdlen);
for (ct = command_table; ct->cmd; ct++) {
if (Jim_CompareStringImmediate(interp, cmd, ct->cmd)) {
break;
}
if (strncmp(cmdstr, ct->cmd, cmdlen) == 0) {
if (partial) {
if (help) {
show_cmd_usage(interp, command_table, argc, argv);
return &dummy_subcmd;
}
bad_subcmd(interp, command_table, "ambiguous", argv[0], argv[1 + help]);
return 0;
}
partial = ct;
}
continue;
}
if (partial && !ct->cmd) {
ct = partial;
}
if (!ct->cmd) {
if (help) {
show_cmd_usage(interp, command_table, argc, argv);
return &dummy_subcmd;
}
bad_subcmd(interp, command_table, "unknown", argv[0], argv[1 + help]);
return 0;
}
if (help) {
Jim_SetResultString(interp, "Usage: ", -1);
add_cmd_usage(interp, ct, argv[0]);
return &dummy_subcmd;
}
Jim_FreeIntRep(interp, cmd);
cmd->typePtr = &subcmdLookupObjType;
cmd->internalRep.ptrIntValue.ptr = (void *)command_table;
cmd->internalRep.ptrIntValue.int1 = ct - command_table;
found:
if (argc - 2 < ct->minargs) {
argsok = 0;
}
else if (ct->maxargs >= 0 && argc - 2 > ct->maxargs) {
argsok = 0;
}
else if (ct->maxargs < -1 && (argc - 2) % -ct->maxargs != 0) {
argsok = 0;
}
if (!argsok) {
Jim_SetResultString(interp, "wrong # args: should be \"", -1);
add_cmd_usage(interp, ct, argv[0]);
Jim_AppendStrings(interp, Jim_GetResult(interp), "\"", NULL);
return 0;
}
return ct;
}
int Jim_CallSubCmd(Jim_Interp *interp, const jim_subcmd_type * ct, int argc, Jim_Obj *const *argv)
{
int ret = JIM_ERR;
if (ct) {
if (ct->flags & JIM_MODFLAG_FULLARGV) {
ret = ct->function(interp, argc, argv);
}
else {
ret = ct->function(interp, argc - 2, argv + 2);
}
if (ret < 0) {
Jim_SubCmdArgError(interp, ct, argv[0]);
ret = JIM_ERR;
}
}
return ret;
}
int Jim_SubCmdProc(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
const jim_subcmd_type *ct =
Jim_ParseSubCmd(interp, (const jim_subcmd_type *)Jim_CmdPrivData(interp), argc, argv);
return Jim_CallSubCmd(interp, ct, argc, argv);
}
#include <ctype.h>
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <assert.h>
int utf8_fromunicode(char *p, unsigned uc)
{
if (uc <= 0x7f) {
*p = uc;
return 1;
}
else if (uc <= 0x7ff) {
*p++ = 0xc0 | ((uc & 0x7c0) >> 6);
*p = 0x80 | (uc & 0x3f);
return 2;
}
else if (uc <= 0xffff) {
*p++ = 0xe0 | ((uc & 0xf000) >> 12);
*p++ = 0x80 | ((uc & 0xfc0) >> 6);
*p = 0x80 | (uc & 0x3f);
return 3;
}
else {
*p++ = 0xf0 | ((uc & 0x1c0000) >> 18);
*p++ = 0x80 | ((uc & 0x3f000) >> 12);
*p++ = 0x80 | ((uc & 0xfc0) >> 6);
*p = 0x80 | (uc & 0x3f);
return 4;
}
}
#include <ctype.h>
#include <string.h>
#include <stdio.h>
#define JIM_INTEGER_SPACE 24
#define MAX_FLOAT_WIDTH 320
Jim_Obj *Jim_FormatString(Jim_Interp *interp, Jim_Obj *fmtObjPtr, int objc, Jim_Obj *const *objv)
{
const char *span, *format, *formatEnd, *msg;
int numBytes = 0, objIndex = 0, gotXpg = 0, gotSequential = 0;
static const char * const mixedXPG =
"cannot mix \"%\" and \"%n$\" conversion specifiers";
static const char * const badIndex[2] = {
"not enough arguments for all format specifiers",
"\"%n$\" argument index out of range"
};
int formatLen;
Jim_Obj *resultPtr;
char *num_buffer = NULL;
int num_buffer_size = 0;
span = format = Jim_GetString(fmtObjPtr, &formatLen);
formatEnd = format + formatLen;
resultPtr = Jim_NewEmptyStringObj(interp);
while (format != formatEnd) {
char *end;
int gotMinus, sawFlag;
int gotPrecision, useShort;
long width, precision;
int newXpg;
int ch;
int step;
int doubleType;
char pad = ' ';
char spec[2*JIM_INTEGER_SPACE + 12];
char *p;
int formatted_chars;
int formatted_bytes;
const char *formatted_buf;
step = utf8_tounicode(format, &ch);
format += step;
if (ch != '%') {
numBytes += step;
continue;
}
if (numBytes) {
Jim_AppendString(interp, resultPtr, span, numBytes);
numBytes = 0;
}
step = utf8_tounicode(format, &ch);
if (ch == '%') {
span = format;
numBytes = step;
format += step;
continue;
}
newXpg = 0;
if (isdigit(ch)) {
int position = strtoul(format, &end, 10);
if (*end == '$') {
newXpg = 1;
objIndex = position - 1;
format = end + 1;
step = utf8_tounicode(format, &ch);
}
}
if (newXpg) {
if (gotSequential) {
msg = mixedXPG;
goto errorMsg;
}
gotXpg = 1;
} else {
if (gotXpg) {
msg = mixedXPG;
goto errorMsg;
}
gotSequential = 1;
}
if ((objIndex < 0) || (objIndex >= objc)) {
msg = badIndex[gotXpg];
goto errorMsg;
}
p = spec;
*p++ = '%';
gotMinus = 0;
sawFlag = 1;
do {
switch (ch) {
case '-':
gotMinus = 1;
break;
case '0':
pad = ch;
break;
case ' ':
case '+':
case '#':
break;
default:
sawFlag = 0;
continue;
}
*p++ = ch;
format += step;
step = utf8_tounicode(format, &ch);
} while (sawFlag && (p - spec <= 5));
width = 0;
if (isdigit(ch)) {
width = strtoul(format, &end, 10);
format = end;
step = utf8_tounicode(format, &ch);
} else if (ch == '*') {
if (objIndex >= objc - 1) {
msg = badIndex[gotXpg];
goto errorMsg;
}
if (Jim_GetLong(interp, objv[objIndex], &width) != JIM_OK) {
goto error;
}
if (width < 0) {
width = -width;
if (!gotMinus) {
*p++ = '-';
gotMinus = 1;
}
}
objIndex++;
format += step;
step = utf8_tounicode(format, &ch);
}
gotPrecision = precision = 0;
if (ch == '.') {
gotPrecision = 1;
format += step;
step = utf8_tounicode(format, &ch);
}
if (isdigit(ch)) {
precision = strtoul(format, &end, 10);
format = end;
step = utf8_tounicode(format, &ch);
} else if (ch == '*') {
if (objIndex >= objc - 1) {
msg = badIndex[gotXpg];
goto errorMsg;
}
if (Jim_GetLong(interp, objv[objIndex], &precision) != JIM_OK) {
goto error;
}
if (precision < 0) {
precision = 0;
}
objIndex++;
format += step;
step = utf8_tounicode(format, &ch);
}
useShort = 0;
if (ch == 'h') {
useShort = 1;
format += step;
step = utf8_tounicode(format, &ch);
} else if (ch == 'l') {
format += step;
step = utf8_tounicode(format, &ch);
if (ch == 'l') {
format += step;
step = utf8_tounicode(format, &ch);
}
}
format += step;
span = format;
if (ch == 'i') {
ch = 'd';
}
doubleType = 0;
switch (ch) {
case '\0':
msg = "format string ended in middle of field specifier";
goto errorMsg;
case 's': {
formatted_buf = Jim_GetString(objv[objIndex], &formatted_bytes);
formatted_chars = Jim_Utf8Length(interp, objv[objIndex]);
if (gotPrecision && (precision < formatted_chars)) {
formatted_chars = precision;
formatted_bytes = utf8_index(formatted_buf, precision);
}
break;
}
case 'c': {
jim_wide code;
if (Jim_GetWide(interp, objv[objIndex], &code) != JIM_OK) {
goto error;
}
formatted_bytes = utf8_getchars(spec, code);
formatted_buf = spec;
formatted_chars = 1;
break;
}
case 'b': {
unsigned jim_wide w;
int length;
int i;
int j;
if (Jim_GetWide(interp, objv[objIndex], (jim_wide *)&w) != JIM_OK) {
goto error;
}
length = sizeof(w) * 8;
if (num_buffer_size < length + 1) {
num_buffer_size = length + 1;
num_buffer = Jim_Realloc(num_buffer, num_buffer_size);
}
j = 0;
for (i = length; i > 0; ) {
i--;
if (w & ((unsigned jim_wide)1 << i)) {
num_buffer[j++] = '1';
}
else if (j || i == 0) {
num_buffer[j++] = '0';
}
}
num_buffer[j] = 0;
formatted_chars = formatted_bytes = j;
formatted_buf = num_buffer;
break;
}
case 'e':
case 'E':
case 'f':
case 'g':
case 'G':
doubleType = 1;
case 'd':
case 'u':
case 'o':
case 'x':
case 'X': {
jim_wide w;
double d;
int length;
if (width) {
p += sprintf(p, "%ld", width);
}
if (gotPrecision) {
p += sprintf(p, ".%ld", precision);
}
if (doubleType) {
if (Jim_GetDouble(interp, objv[objIndex], &d) != JIM_OK) {
goto error;
}
length = MAX_FLOAT_WIDTH;
}
else {
if (Jim_GetWide(interp, objv[objIndex], &w) != JIM_OK) {
goto error;
}
length = JIM_INTEGER_SPACE;
if (useShort) {
if (ch == 'd') {
w = (short)w;
}
else {
w = (unsigned short)w;
}
}
*p++ = 'l';
#ifdef HAVE_LONG_LONG
if (sizeof(long long) == sizeof(jim_wide)) {
*p++ = 'l';
}
#endif
}
*p++ = (char) ch;
*p = '\0';
if (width > 10000 || length > 10000 || precision > 10000) {
Jim_SetResultString(interp, "format too long", -1);
goto error;
}
if (width > length) {
length = width;
}
if (gotPrecision) {
length += precision;
}
if (num_buffer_size < length + 1) {
num_buffer_size = length + 1;
num_buffer = Jim_Realloc(num_buffer, num_buffer_size);
}
if (doubleType) {
snprintf(num_buffer, length + 1, spec, d);
}
else {
formatted_bytes = snprintf(num_buffer, length + 1, spec, w);
}
formatted_chars = formatted_bytes = strlen(num_buffer);
formatted_buf = num_buffer;
break;
}
default: {
spec[0] = ch;
spec[1] = '\0';
Jim_SetResultFormatted(interp, "bad field specifier \"%s\"", spec);
goto error;
}
}
if (!gotMinus) {
while (formatted_chars < width) {
Jim_AppendString(interp, resultPtr, &pad, 1);
formatted_chars++;
}
}
Jim_AppendString(interp, resultPtr, formatted_buf, formatted_bytes);
while (formatted_chars < width) {
Jim_AppendString(interp, resultPtr, &pad, 1);
formatted_chars++;
}
objIndex += gotSequential;
}
if (numBytes) {
Jim_AppendString(interp, resultPtr, span, numBytes);
}
Jim_Free(num_buffer);
return resultPtr;
errorMsg:
Jim_SetResultString(interp, msg, -1);
error:
Jim_FreeNewObj(interp, resultPtr);
Jim_Free(num_buffer);
return NULL;
}
#if defined(JIM_REGEXP)
#include <stdio.h>
#include <ctype.h>
#include <stdlib.h>
#include <string.h>
#define REG_MAX_PAREN 100
#define END 0
#define BOL 1
#define EOL 2
#define ANY 3
#define ANYOF 4
#define ANYBUT 5
#define BRANCH 6
#define BACK 7
#define EXACTLY 8
#define NOTHING 9
#define REP 10
#define REPMIN 11
#define REPX 12
#define REPXMIN 13
#define BOLX 14
#define EOLX 15
#define WORDA 16
#define WORDZ 17
#define OPENNC 1000
#define OPEN 1001
#define CLOSENC 2000
#define CLOSE 2001
#define CLOSE_END (CLOSE+REG_MAX_PAREN)
#define REG_MAGIC 0xFADED00D
#define OP(preg, p) (preg->program[p])
#define NEXT(preg, p) (preg->program[p + 1])
#define OPERAND(p) ((p) + 2)
#define FAIL(R,M) { (R)->err = (M); return (M); }
#define ISMULT(c) ((c) == '*' || (c) == '+' || (c) == '?' || (c) == '{')
#define META "^$.[()|?{+*"
#define HASWIDTH 1
#define SIMPLE 2
#define SPSTART 4
#define WORST 0
#define MAX_REP_COUNT 1000000
static int reg(regex_t *preg, int paren, int *flagp );
static int regpiece(regex_t *preg, int *flagp );
static int regbranch(regex_t *preg, int *flagp );
static int regatom(regex_t *preg, int *flagp );
static int regnode(regex_t *preg, int op );
static int regnext(regex_t *preg, int p );
static void regc(regex_t *preg, int b );
static int reginsert(regex_t *preg, int op, int size, int opnd );
static void regtail(regex_t *preg, int p, int val);
static void regoptail(regex_t *preg, int p, int val );
static int regopsize(regex_t *preg, int p );
static int reg_range_find(const int *string, int c);
static const char *str_find(const char *string, int c, int nocase);
static int prefix_cmp(const int *prog, int proglen, const char *string, int nocase);
#ifdef DEBUG
static int regnarrate = 0;
static void regdump(regex_t *preg);
static const char *regprop( int op );
#endif
static int str_int_len(const int *seq)
{
int n = 0;
while (*seq++) {
n++;
}
return n;
}
int jim_regcomp(regex_t *preg, const char *exp, int cflags)
{
int scan;
int longest;
unsigned len;
int flags;
#ifdef DEBUG
fprintf(stderr, "Compiling: '%s'\n", exp);
#endif
memset(preg, 0, sizeof(*preg));
if (exp == NULL)
FAIL(preg, REG_ERR_NULL_ARGUMENT);
preg->cflags = cflags;
preg->regparse = exp;
preg->proglen = (strlen(exp) + 1) * 5;
preg->program = malloc(preg->proglen * sizeof(int));
if (preg->program == NULL)
FAIL(preg, REG_ERR_NOMEM);
regc(preg, REG_MAGIC);
if (reg(preg, 0, &flags) == 0) {
return preg->err;
}
if (preg->re_nsub >= REG_MAX_PAREN)
FAIL(preg,REG_ERR_TOO_BIG);
preg->regstart = 0;
preg->reganch = 0;
preg->regmust = 0;
preg->regmlen = 0;
scan = 1;
if (OP(preg, regnext(preg, scan)) == END) {
scan = OPERAND(scan);
if (OP(preg, scan) == EXACTLY) {
preg->regstart = preg->program[OPERAND(scan)];
}
else if (OP(preg, scan) == BOL)
preg->reganch++;
if (flags&SPSTART) {
longest = 0;
len = 0;
for (; scan != 0; scan = regnext(preg, scan)) {
if (OP(preg, scan) == EXACTLY) {
int plen = str_int_len(preg->program + OPERAND(scan));
if (plen >= len) {
longest = OPERAND(scan);
len = plen;
}
}
}
preg->regmust = longest;
preg->regmlen = len;
}
}
#ifdef DEBUG
regdump(preg);
#endif
return 0;
}
static int reg(regex_t *preg, int paren, int *flagp )
{
int ret;
int br;
int ender;
int parno = 0;
int flags;
*flagp = HASWIDTH;
if (paren) {
if (preg->regparse[0] == '?' && preg->regparse[1] == ':') {
preg->regparse += 2;
parno = -1;
}
else {
parno = ++preg->re_nsub;
}
ret = regnode(preg, OPEN+parno);
} else
ret = 0;
br = regbranch(preg, &flags);
if (br == 0)
return 0;
if (ret != 0)
regtail(preg, ret, br);
else
ret = br;
if (!(flags&HASWIDTH))
*flagp &= ~HASWIDTH;
*flagp |= flags&SPSTART;
while (*preg->regparse == '|') {
preg->regparse++;
br = regbranch(preg, &flags);
if (br == 0)
return 0;
regtail(preg, ret, br);
if (!(flags&HASWIDTH))
*flagp &= ~HASWIDTH;
*flagp |= flags&SPSTART;
}
ender = regnode(preg, (paren) ? CLOSE+parno : END);
regtail(preg, ret, ender);
for (br = ret; br != 0; br = regnext(preg, br))
regoptail(preg, br, ender);
if (paren && *preg->regparse++ != ')') {
preg->err = REG_ERR_UNMATCHED_PAREN;
return 0;
} else if (!paren && *preg->regparse != '\0') {
if (*preg->regparse == ')') {
preg->err = REG_ERR_UNMATCHED_PAREN;
return 0;
} else {
preg->err = REG_ERR_JUNK_ON_END;
return 0;
}
}
return(ret);
}
static int regbranch(regex_t *preg, int *flagp )
{
int ret;
int chain;
int latest;
int flags;
*flagp = WORST;
ret = regnode(preg, BRANCH);
chain = 0;
while (*preg->regparse != '\0' && *preg->regparse != ')' &&
*preg->regparse != '|') {
latest = regpiece(preg, &flags);
if (latest == 0)
return 0;
*flagp |= flags&HASWIDTH;
if (chain == 0) {
*flagp |= flags&SPSTART;
}
else {
regtail(preg, chain, latest);
}
chain = latest;
}
if (chain == 0)
(void) regnode(preg, NOTHING);
return(ret);
}
static int regpiece(regex_t *preg, int *flagp)
{
int ret;
char op;
int next;
int flags;
int min;
int max;
ret = regatom(preg, &flags);
if (ret == 0)
return 0;
op = *preg->regparse;
if (!ISMULT(op)) {
*flagp = flags;
return(ret);
}
if (!(flags&HASWIDTH) && op != '?') {
preg->err = REG_ERR_OPERAND_COULD_BE_EMPTY;
return 0;
}
if (op == '{') {
char *end;
min = strtoul(preg->regparse + 1, &end, 10);
if (end == preg->regparse + 1) {
preg->err = REG_ERR_BAD_COUNT;
return 0;
}
if (*end == '}') {
max = min;
}
else if (*end == '\0') {
preg->err = REG_ERR_UNMATCHED_BRACES;
return 0;
}
else {
preg->regparse = end;
max = strtoul(preg->regparse + 1, &end, 10);
if (*end != '}') {
preg->err = REG_ERR_UNMATCHED_BRACES;
return 0;
}
}
if (end == preg->regparse + 1) {
max = MAX_REP_COUNT;
}
else if (max < min || max >= 100) {
preg->err = REG_ERR_BAD_COUNT;
return 0;
}
if (min >= 100) {
preg->err = REG_ERR_BAD_COUNT;
return 0;
}
preg->regparse = strchr(preg->regparse, '}');
}
else {
min = (op == '+');
max = (op == '?' ? 1 : MAX_REP_COUNT);
}
if (preg->regparse[1] == '?') {
preg->regparse++;
next = reginsert(preg, flags & SIMPLE ? REPMIN : REPXMIN, 5, ret);
}
else {
next = reginsert(preg, flags & SIMPLE ? REP: REPX, 5, ret);
}
preg->program[ret + 2] = max;
preg->program[ret + 3] = min;
preg->program[ret + 4] = 0;
*flagp = (min) ? (WORST|HASWIDTH) : (WORST|SPSTART);
if (!(flags & SIMPLE)) {
int back = regnode(preg, BACK);
regtail(preg, back, ret);
regtail(preg, next, back);
}
preg->regparse++;
if (ISMULT(*preg->regparse)) {
preg->err = REG_ERR_NESTED_COUNT;
return 0;
}
return ret;
}
static void reg_addrange(regex_t *preg, int lower, int upper)
{
if (lower > upper) {
reg_addrange(preg, upper, lower);
}
regc(preg, upper - lower + 1);
regc(preg, lower);
}
static void reg_addrange_str(regex_t *preg, const char *str)
{
while (*str) {
reg_addrange(preg, *str, *str);
str++;
}
}
static int reg_utf8_tounicode_case(const char *s, int *uc, int upper)
{
int l = utf8_tounicode(s, uc);
if (upper) {
*uc = utf8_upper(*uc);
}
return l;
}
static int hexdigitval(int c)
{
if (c >= '0' && c <= '9')
return c - '0';
if (c >= 'a' && c <= 'f')
return c - 'a' + 10;
if (c >= 'A' && c <= 'F')
return c - 'A' + 10;
return -1;
}
static int parse_hex(const char *s, int n, int *uc)
{
int val = 0;
int k;
for (k = 0; k < n; k++) {
int c = hexdigitval(*s++);
if (c == -1) {
break;
}
val = (val << 4) | c;
}
if (k) {
*uc = val;
}
return k;
}
static int reg_decode_escape(const char *s, int *ch)
{
int n;
const char *s0 = s;
*ch = *s++;
switch (*ch) {
case 'b': *ch = '\b'; break;
case 'e': *ch = 27; break;
case 'f': *ch = '\f'; break;
case 'n': *ch = '\n'; break;
case 'r': *ch = '\r'; break;
case 't': *ch = '\t'; break;
case 'v': *ch = '\v'; break;
case 'u':
if (*s == '{') {
n = parse_hex(s + 1, 6, ch);
if (n > 0 && s[n + 1] == '}' && *ch >= 0 && *ch <= 0x1fffff) {
s += n + 2;
}
else {
*ch = 'u';
}
}
else if ((n = parse_hex(s, 4, ch)) > 0) {
s += n;
}
break;
case 'U':
if ((n = parse_hex(s, 8, ch)) > 0) {
s += n;
}
break;
case 'x':
if ((n = parse_hex(s, 2, ch)) > 0) {
s += n;
}
break;
case '\0':
s--;
*ch = '\\';
break;
}
return s - s0;
}
static int regatom(regex_t *preg, int *flagp)
{
int ret;
int flags;
int nocase = (preg->cflags & REG_ICASE);
int ch;
int n = reg_utf8_tounicode_case(preg->regparse, &ch, nocase);
*flagp = WORST;
preg->regparse += n;
switch (ch) {
case '^':
ret = regnode(preg, BOL);
break;
case '$':
ret = regnode(preg, EOL);
break;
case '.':
ret = regnode(preg, ANY);
*flagp |= HASWIDTH|SIMPLE;
break;
case '[': {
const char *pattern = preg->regparse;
if (*pattern == '^') {
ret = regnode(preg, ANYBUT);
pattern++;
} else
ret = regnode(preg, ANYOF);
if (*pattern == ']' || *pattern == '-') {
reg_addrange(preg, *pattern, *pattern);
pattern++;
}
while (*pattern != ']') {
int start;
int end;
enum {
CC_ALPHA, CC_ALNUM, CC_SPACE, CC_BLANK, CC_UPPER, CC_LOWER,
CC_DIGIT, CC_XDIGIT, CC_CNTRL, CC_GRAPH, CC_PRINT, CC_PUNCT,
CC_NUM
};
int cc;
if (!*pattern) {
preg->err = REG_ERR_UNMATCHED_BRACKET;
return 0;
}
pattern += reg_utf8_tounicode_case(pattern, &start, nocase);
if (start == '\\') {
switch (*pattern) {
case 's':
pattern++;
cc = CC_SPACE;
goto cc_switch;
case 'd':
pattern++;
cc = CC_DIGIT;
goto cc_switch;
case 'w':
pattern++;
reg_addrange(preg, '_', '_');
cc = CC_ALNUM;
goto cc_switch;
}
pattern += reg_decode_escape(pattern, &start);
if (start == 0) {
preg->err = REG_ERR_NULL_CHAR;
return 0;
}
if (start == '\\' && *pattern == 0) {
preg->err = REG_ERR_INVALID_ESCAPE;
return 0;
}
}
if (pattern[0] == '-' && pattern[1] && pattern[1] != ']') {
pattern += utf8_tounicode(pattern, &end);
pattern += reg_utf8_tounicode_case(pattern, &end, nocase);
if (end == '\\') {
pattern += reg_decode_escape(pattern, &end);
if (end == 0) {
preg->err = REG_ERR_NULL_CHAR;
return 0;
}
if (end == '\\' && *pattern == 0) {
preg->err = REG_ERR_INVALID_ESCAPE;
return 0;
}
}
reg_addrange(preg, start, end);
continue;
}
if (start == '[' && pattern[0] == ':') {
static const char *character_class[] = {
":alpha:", ":alnum:", ":space:", ":blank:", ":upper:", ":lower:",
":digit:", ":xdigit:", ":cntrl:", ":graph:", ":print:", ":punct:",
};
for (cc = 0; cc < CC_NUM; cc++) {
n = strlen(character_class[cc]);
if (strncmp(pattern, character_class[cc], n) == 0) {
if (pattern[n] != ']') {
preg->err = REG_ERR_UNMATCHED_BRACKET;
return 0;
}
pattern += n + 1;
break;
}
}
if (cc != CC_NUM) {
cc_switch:
switch (cc) {
case CC_ALNUM:
reg_addrange(preg, '0', '9');
case CC_ALPHA:
if ((preg->cflags & REG_ICASE) == 0) {
reg_addrange(preg, 'a', 'z');
}
reg_addrange(preg, 'A', 'Z');
break;
case CC_SPACE:
reg_addrange_str(preg, " \t\r\n\f\v");
break;
case CC_BLANK:
reg_addrange_str(preg, " \t");
break;
case CC_UPPER:
reg_addrange(preg, 'A', 'Z');
break;
case CC_LOWER:
reg_addrange(preg, 'a', 'z');
break;
case CC_XDIGIT:
reg_addrange(preg, 'a', 'f');
reg_addrange(preg, 'A', 'F');
case CC_DIGIT:
reg_addrange(preg, '0', '9');
break;
case CC_CNTRL:
reg_addrange(preg, 0, 31);
reg_addrange(preg, 127, 127);
break;
case CC_PRINT:
reg_addrange(preg, ' ', '~');
break;
case CC_GRAPH:
reg_addrange(preg, '!', '~');
break;
case CC_PUNCT:
reg_addrange(preg, '!', '/');
reg_addrange(preg, ':', '@');
reg_addrange(preg, '[', '`');
reg_addrange(preg, '{', '~');
break;
}
continue;
}
}
reg_addrange(preg, start, start);
}
regc(preg, '\0');
if (*pattern) {
pattern++;
}
preg->regparse = pattern;
*flagp |= HASWIDTH|SIMPLE;
}
break;
case '(':
ret = reg(preg, 1, &flags);
if (ret == 0)
return 0;
*flagp |= flags&(HASWIDTH|SPSTART);
break;
case '\0':
case '|':
case ')':
preg->err = REG_ERR_INTERNAL;
return 0;
case '?':
case '+':
case '*':
case '{':
preg->err = REG_ERR_COUNT_FOLLOWS_NOTHING;
return 0;
case '\\':
ch = *preg->regparse++;
switch (ch) {
case '\0':
preg->err = REG_ERR_INVALID_ESCAPE;
return 0;
case 'A':
ret = regnode(preg, BOLX);
break;
case 'Z':
ret = regnode(preg, EOLX);
break;
case '<':
case 'm':
ret = regnode(preg, WORDA);
break;
case '>':
case 'M':
ret = regnode(preg, WORDZ);
break;
case 'd':
case 'D':
ret = regnode(preg, ch == 'd' ? ANYOF : ANYBUT);
reg_addrange(preg, '0', '9');
regc(preg, '\0');
*flagp |= HASWIDTH|SIMPLE;
break;
case 'w':
case 'W':
ret = regnode(preg, ch == 'w' ? ANYOF : ANYBUT);
if ((preg->cflags & REG_ICASE) == 0) {
reg_addrange(preg, 'a', 'z');
}
reg_addrange(preg, 'A', 'Z');
reg_addrange(preg, '0', '9');
reg_addrange(preg, '_', '_');
regc(preg, '\0');
*flagp |= HASWIDTH|SIMPLE;
break;
case 's':
case 'S':
ret = regnode(preg, ch == 's' ? ANYOF : ANYBUT);
reg_addrange_str(preg," \t\r\n\f\v");
regc(preg, '\0');
*flagp |= HASWIDTH|SIMPLE;
break;
default:
preg->regparse--;
goto de_fault;
}
break;
de_fault:
default: {
int added = 0;
preg->regparse -= n;
ret = regnode(preg, EXACTLY);
while (*preg->regparse && strchr(META, *preg->regparse) == NULL) {
n = reg_utf8_tounicode_case(preg->regparse, &ch, (preg->cflags & REG_ICASE));
if (ch == '\\' && preg->regparse[n]) {
if (strchr("<>mMwWdDsSAZ", preg->regparse[n])) {
break;
}
n += reg_decode_escape(preg->regparse + n, &ch);
if (ch == 0) {
preg->err = REG_ERR_NULL_CHAR;
return 0;
}
}
if (ISMULT(preg->regparse[n])) {
if (added) {
break;
}
regc(preg, ch);
added++;
preg->regparse += n;
break;
}
regc(preg, ch);
added++;
preg->regparse += n;
}
regc(preg, '\0');
*flagp |= HASWIDTH;
if (added == 1)
*flagp |= SIMPLE;
break;
}
break;
}
return(ret);
}
static void reg_grow(regex_t *preg, int n)
{
if (preg->p + n >= preg->proglen) {
preg->proglen = (preg->p + n) * 2;
preg->program = realloc(preg->program, preg->proglen * sizeof(int));
}
}
static int regnode(regex_t *preg, int op)
{
reg_grow(preg, 2);
preg->program[preg->p++] = op;
preg->program[preg->p++] = 0;
return preg->p - 2;
}
static void regc(regex_t *preg, int b )
{
reg_grow(preg, 1);
preg->program[preg->p++] = b;
}
static int reginsert(regex_t *preg, int op, int size, int opnd )
{
reg_grow(preg, size);
memmove(preg->program + opnd + size, preg->program + opnd, sizeof(int) * (preg->p - opnd));
memset(preg->program + opnd, 0, sizeof(int) * size);
preg->program[opnd] = op;
preg->p += size;
return opnd + size;
}
static void regtail(regex_t *preg, int p, int val)
{
int scan;
int temp;
int offset;
scan = p;
for (;;) {
temp = regnext(preg, scan);
if (temp == 0)
break;
scan = temp;
}
if (OP(preg, scan) == BACK)
offset = scan - val;
else
offset = val - scan;
preg->program[scan + 1] = offset;
}
static void regoptail(regex_t *preg, int p, int val )
{
if (p != 0 && OP(preg, p) == BRANCH) {
regtail(preg, OPERAND(p), val);
}
}
static int regtry(regex_t *preg, const char *string );
static int regmatch(regex_t *preg, int prog);
static int regrepeat(regex_t *preg, int p, int max);
int jim_regexec(regex_t *preg, const char *string, size_t nmatch, regmatch_t pmatch[], int eflags)
{
const char *s;
int scan;
if (preg == NULL || preg->program == NULL || string == NULL) {
return REG_ERR_NULL_ARGUMENT;
}
if (*preg->program != REG_MAGIC) {
return REG_ERR_CORRUPTED;
}
#ifdef DEBUG
fprintf(stderr, "regexec: %s\n", string);
regdump(preg);
#endif
preg->eflags = eflags;
preg->pmatch = pmatch;
preg->nmatch = nmatch;
preg->start = string;
for (scan = OPERAND(1); scan != 0; scan += regopsize(preg, scan)) {
int op = OP(preg, scan);
if (op == END)
break;
if (op == REPX || op == REPXMIN)
preg->program[scan + 4] = 0;
}
if (preg->regmust != 0) {
s = string;
while ((s = str_find(s, preg->program[preg->regmust], preg->cflags & REG_ICASE)) != NULL) {
if (prefix_cmp(preg->program + preg->regmust, preg->regmlen, s, preg->cflags & REG_ICASE) >= 0) {
break;
}
s++;
}
if (s == NULL)
return REG_NOMATCH;
}
preg->regbol = string;
if (preg->reganch) {
if (eflags & REG_NOTBOL) {
goto nextline;
}
while (1) {
if (regtry(preg, string)) {
return REG_NOERROR;
}
if (*string) {
nextline:
if (preg->cflags & REG_NEWLINE) {
string = strchr(string, '\n');
if (string) {
preg->regbol = ++string;
continue;
}
}
}
return REG_NOMATCH;
}
}
s = string;
if (preg->regstart != '\0') {
while ((s = str_find(s, preg->regstart, preg->cflags & REG_ICASE)) != NULL) {
if (regtry(preg, s))
return REG_NOERROR;
s++;
}
}
else
while (1) {
if (regtry(preg, s))
return REG_NOERROR;
if (*s == '\0') {
break;
}
else {
int c;
s += utf8_tounicode(s, &c);
}
}
return REG_NOMATCH;
}
static int regtry( regex_t *preg, const char *string )
{
int i;
preg->reginput = string;
for (i = 0; i < preg->nmatch; i++) {
preg->pmatch[i].rm_so = -1;
preg->pmatch[i].rm_eo = -1;
}
if (regmatch(preg, 1)) {
preg->pmatch[0].rm_so = string - preg->start;
preg->pmatch[0].rm_eo = preg->reginput - preg->start;
return(1);
} else
return(0);
}
static int prefix_cmp(const int *prog, int proglen, const char *string, int nocase)
{
const char *s = string;
while (proglen && *s) {
int ch;
int n = reg_utf8_tounicode_case(s, &ch, nocase);
if (ch != *prog) {
return -1;
}
prog++;
s += n;
proglen--;
}
if (proglen == 0) {
return s - string;
}
return -1;
}
static int reg_range_find(const int *range, int c)
{
while (*range) {
if (c >= range[1] && c <= (range[0] + range[1] - 1)) {
return 1;
}
range += 2;
}
return 0;
}
static const char *str_find(const char *string, int c, int nocase)
{
if (nocase) {
c = utf8_upper(c);
}
while (*string) {
int ch;
int n = reg_utf8_tounicode_case(string, &ch, nocase);
if (c == ch) {
return string;
}
string += n;
}
return NULL;
}
static int reg_iseol(regex_t *preg, int ch)
{
if (preg->cflags & REG_NEWLINE) {
return ch == '\0' || ch == '\n';
}
else {
return ch == '\0';
}
}
static int regmatchsimplerepeat(regex_t *preg, int scan, int matchmin)
{
int nextch = '\0';
const char *save;
int no;
int c;
int max = preg->program[scan + 2];
int min = preg->program[scan + 3];
int next = regnext(preg, scan);
if (OP(preg, next) == EXACTLY) {
nextch = preg->program[OPERAND(next)];
}
save = preg->reginput;
no = regrepeat(preg, scan + 5, max);
if (no < min) {
return 0;
}
if (matchmin) {
max = no;
no = min;
}
while (1) {
if (matchmin) {
if (no > max) {
break;
}
}
else {
if (no < min) {
break;
}
}
preg->reginput = save + utf8_index(save, no);
reg_utf8_tounicode_case(preg->reginput, &c, (preg->cflags & REG_ICASE));
if (reg_iseol(preg, nextch) || c == nextch) {
if (regmatch(preg, next)) {
return(1);
}
}
if (matchmin) {
no++;
}
else {
no--;
}
}
return(0);
}
static int regmatchrepeat(regex_t *preg, int scan, int matchmin)
{
int *scanpt = preg->program + scan;
int max = scanpt[2];
int min = scanpt[3];
if (scanpt[4] < min) {
scanpt[4]++;
if (regmatch(preg, scan + 5)) {
return 1;
}
scanpt[4]--;
return 0;
}
if (scanpt[4] > max) {
return 0;
}
if (matchmin) {
if (regmatch(preg, regnext(preg, scan))) {
return 1;
}
scanpt[4]++;
if (regmatch(preg, scan + 5)) {
return 1;
}
scanpt[4]--;
return 0;
}
if (scanpt[4] < max) {
scanpt[4]++;
if (regmatch(preg, scan + 5)) {
return 1;
}
scanpt[4]--;
}
return regmatch(preg, regnext(preg, scan));
}
static int regmatch(regex_t *preg, int prog)
{
int scan;
int next;
const char *save;
scan = prog;
#ifdef DEBUG
if (scan != 0 && regnarrate)
fprintf(stderr, "%s(\n", regprop(scan));
#endif
while (scan != 0) {
int n;
int c;
#ifdef DEBUG
if (regnarrate) {
fprintf(stderr, "%3d: %s...\n", scan, regprop(OP(preg, scan)));
}
#endif
next = regnext(preg, scan);
n = reg_utf8_tounicode_case(preg->reginput, &c, (preg->cflags & REG_ICASE));
switch (OP(preg, scan)) {
case BOLX:
if ((preg->eflags & REG_NOTBOL)) {
return(0);
}
case BOL:
if (preg->reginput != preg->regbol) {
return(0);
}
break;
case EOLX:
if (c != 0) {
return 0;
}
break;
case EOL:
if (!reg_iseol(preg, c)) {
return(0);
}
break;
case WORDA:
if ((!isalnum(UCHAR(c))) && c != '_')
return(0);
if (preg->reginput > preg->regbol &&
(isalnum(UCHAR(preg->reginput[-1])) || preg->reginput[-1] == '_'))
return(0);
break;
case WORDZ:
if (preg->reginput > preg->regbol) {
if (reg_iseol(preg, c) || !(isalnum(UCHAR(c)) || c == '_')) {
c = preg->reginput[-1];
if (isalnum(UCHAR(c)) || c == '_') {
break;
}
}
}
return(0);
case ANY:
if (reg_iseol(preg, c))
return 0;
preg->reginput += n;
break;
case EXACTLY: {
int opnd;
int len;
int slen;
opnd = OPERAND(scan);
len = str_int_len(preg->program + opnd);
slen = prefix_cmp(preg->program + opnd, len, preg->reginput, preg->cflags & REG_ICASE);
if (slen < 0) {
return(0);
}
preg->reginput += slen;
}
break;
case ANYOF:
if (reg_iseol(preg, c) || reg_range_find(preg->program + OPERAND(scan), c) == 0) {
return(0);
}
preg->reginput += n;
break;
case ANYBUT:
if (reg_iseol(preg, c) || reg_range_find(preg->program + OPERAND(scan), c) != 0) {
return(0);
}
preg->reginput += n;
break;
case NOTHING:
break;
case BACK:
break;
case BRANCH:
if (OP(preg, next) != BRANCH)
next = OPERAND(scan);
else {
do {
save = preg->reginput;
if (regmatch(preg, OPERAND(scan))) {
return(1);
}
preg->reginput = save;
scan = regnext(preg, scan);
} while (scan != 0 && OP(preg, scan) == BRANCH);
return(0);
}
break;
case REP:
case REPMIN:
return regmatchsimplerepeat(preg, scan, OP(preg, scan) == REPMIN);
case REPX:
case REPXMIN:
return regmatchrepeat(preg, scan, OP(preg, scan) == REPXMIN);
case END:
return 1;
case OPENNC:
case CLOSENC:
return regmatch(preg, next);
default:
if (OP(preg, scan) >= OPEN+1 && OP(preg, scan) < CLOSE_END) {
save = preg->reginput;
if (regmatch(preg, next)) {
if (OP(preg, scan) < CLOSE) {
int no = OP(preg, scan) - OPEN;
if (no < preg->nmatch && preg->pmatch[no].rm_so == -1) {
preg->pmatch[no].rm_so = save - preg->start;
}
}
else {
int no = OP(preg, scan) - CLOSE;
if (no < preg->nmatch && preg->pmatch[no].rm_eo == -1) {
preg->pmatch[no].rm_eo = save - preg->start;
}
}
return(1);
}
preg->reginput = save;
return(0);
}
return REG_ERR_INTERNAL;
}
scan = next;
}
return REG_ERR_INTERNAL;
}
static int regrepeat(regex_t *preg, int p, int max)
{
int count = 0;
const char *scan;
int opnd;
int ch;
int n;
scan = preg->reginput;
opnd = OPERAND(p);
switch (OP(preg, p)) {
case ANY:
while (!reg_iseol(preg, *scan) && count < max) {
count++;
scan += utf8_charlen(*scan);
}
break;
case EXACTLY:
while (count < max) {
n = reg_utf8_tounicode_case(scan, &ch, preg->cflags & REG_ICASE);
if (preg->program[opnd] != ch) {
break;
}
count++;
scan += n;
}
break;
case ANYOF:
while (count < max) {
n = reg_utf8_tounicode_case(scan, &ch, preg->cflags & REG_ICASE);
if (reg_iseol(preg, ch) || reg_range_find(preg->program + opnd, ch) == 0) {
break;
}
count++;
scan += n;
}
break;
case ANYBUT:
while (count < max) {
n = reg_utf8_tounicode_case(scan, &ch, preg->cflags & REG_ICASE);
if (reg_iseol(preg, ch) || reg_range_find(preg->program + opnd, ch) != 0) {
break;
}
count++;
scan += n;
}
break;
default:
preg->err = REG_ERR_INTERNAL;
count = 0;
break;
}
preg->reginput = scan;
return(count);
}
static int regnext(regex_t *preg, int p )
{
int offset;
offset = NEXT(preg, p);
if (offset == 0)
return 0;
if (OP(preg, p) == BACK)
return(p-offset);
else
return(p+offset);
}
static int regopsize(regex_t *preg, int p )
{
switch (OP(preg, p)) {
case REP:
case REPMIN:
case REPX:
case REPXMIN:
return 5;
case ANYOF:
case ANYBUT:
case EXACTLY: {
int s = p + 2;
while (preg->program[s++]) {
}
return s - p;
}
}
return 2;
}
size_t jim_regerror(int errcode, const regex_t *preg, char *errbuf, size_t errbuf_size)
{
static const char *error_strings[] = {
"success",
"no match",
"bad pattern",
"null argument",
"unknown error",
"too big",
"out of memory",
"too many ()",
"parentheses () not balanced",
"braces {} not balanced",
"invalid repetition count(s)",
"extra characters",
"*+ of empty atom",
"nested count",
"internal error",
"count follows nothing",
"invalid escape \\ sequence",
"corrupted program",
"contains null char",
"brackets [] not balanced",
};
const char *err;
if (errcode < 0 || errcode >= REG_ERR_NUM) {
err = "Bad error code";
}
else {
err = error_strings[errcode];
}
return snprintf(errbuf, errbuf_size, "%s", err);
}
void jim_regfree(regex_t *preg)
{
free(preg->program);
}
#endif
#include <string.h>
void Jim_SetResultErrno(Jim_Interp *interp, const char *msg)
{
Jim_SetResultFormatted(interp, "%s: %s", msg, strerror(Jim_Errno()));
}
#if defined(_WIN32)
#include <windows.h>
int Jim_Errno(void){ return 0; }
int Jim_MakeTempFile(Jim_Interp *interp, const char *filename_template, int unlink_file)
{
char name[MAX_PATH];
HANDLE handle;
if (!GetTempPath(MAX_PATH, name) || !GetTempFileName(name, filename_template ? filename_template : "JIM", 0, name)) {
return -1;
}
handle = CreateFile(name, GENERIC_READ | GENERIC_WRITE, 0, NULL,
CREATE_ALWAYS, FILE_ATTRIBUTE_TEMPORARY | (unlink_file ? FILE_FLAG_DELETE_ON_CLOSE : 0),
NULL);
if (handle == INVALID_HANDLE_VALUE) {
goto error;
}
Jim_SetResultString(interp, name, -1);
return _open_osfhandle((intptr_t)handle, _O_RDWR | _O_TEXT);
error:
Jim_SetResultErrno(interp, name);
DeleteFile(name);
return -1;
}
#endif
#if defined(__MINGW32__)
#include <sys/stat.h>
int Jim_Errno(void)
{
switch (GetLastError()) {
case ERROR_FILE_NOT_FOUND: return ENOENT;
case ERROR_PATH_NOT_FOUND: return ENOENT;
case ERROR_TOO_MANY_OPEN_FILES: return EMFILE;
case ERROR_ACCESS_DENIED: return EACCES;
case ERROR_INVALID_HANDLE: return EBADF;
case ERROR_BAD_ENVIRONMENT: return E2BIG;
case ERROR_BAD_FORMAT: return ENOEXEC;
case ERROR_INVALID_ACCESS: return EACCES;
case ERROR_INVALID_DRIVE: return ENOENT;
case ERROR_CURRENT_DIRECTORY: return EACCES;
case ERROR_NOT_SAME_DEVICE: return EXDEV;
case ERROR_NO_MORE_FILES: return ENOENT;
case ERROR_WRITE_PROTECT: return EROFS;
case ERROR_BAD_UNIT: return ENXIO;
case ERROR_NOT_READY: return EBUSY;
case ERROR_BAD_COMMAND: return EIO;
case ERROR_CRC: return EIO;
case ERROR_BAD_LENGTH: return EIO;
case ERROR_SEEK: return EIO;
case ERROR_WRITE_FAULT: return EIO;
case ERROR_READ_FAULT: return EIO;
case ERROR_GEN_FAILURE: return EIO;
case ERROR_SHARING_VIOLATION: return EACCES;
case ERROR_LOCK_VIOLATION: return EACCES;
case ERROR_SHARING_BUFFER_EXCEEDED: return ENFILE;
case ERROR_HANDLE_DISK_FULL: return ENOSPC;
case ERROR_NOT_SUPPORTED: return ENODEV;
case ERROR_REM_NOT_LIST: return EBUSY;
case ERROR_DUP_NAME: return EEXIST;
case ERROR_BAD_NETPATH: return ENOENT;
case ERROR_NETWORK_BUSY: return EBUSY;
case ERROR_DEV_NOT_EXIST: return ENODEV;
case ERROR_TOO_MANY_CMDS: return EAGAIN;
case ERROR_ADAP_HDW_ERR: return EIO;
case ERROR_BAD_NET_RESP: return EIO;
case ERROR_UNEXP_NET_ERR: return EIO;
case ERROR_NETNAME_DELETED: return ENOENT;
case ERROR_NETWORK_ACCESS_DENIED: return EACCES;
case ERROR_BAD_DEV_TYPE: return ENODEV;
case ERROR_BAD_NET_NAME: return ENOENT;
case ERROR_TOO_MANY_NAMES: return ENFILE;
case ERROR_TOO_MANY_SESS: return EIO;
case ERROR_SHARING_PAUSED: return EAGAIN;
case ERROR_REDIR_PAUSED: return EAGAIN;
case ERROR_FILE_EXISTS: return EEXIST;
case ERROR_CANNOT_MAKE: return ENOSPC;
case ERROR_OUT_OF_STRUCTURES: return ENFILE;
case ERROR_ALREADY_ASSIGNED: return EEXIST;
case ERROR_INVALID_PASSWORD: return EPERM;
case ERROR_NET_WRITE_FAULT: return EIO;
case ERROR_NO_PROC_SLOTS: return EAGAIN;
case ERROR_DISK_CHANGE: return EXDEV;
case ERROR_BROKEN_PIPE: return EPIPE;
case ERROR_OPEN_FAILED: return ENOENT;
case ERROR_DISK_FULL: return ENOSPC;
case ERROR_NO_MORE_SEARCH_HANDLES: return EMFILE;
case ERROR_INVALID_TARGET_HANDLE: return EBADF;
case ERROR_INVALID_NAME: return ENOENT;
case ERROR_PROC_NOT_FOUND: return ESRCH;
case ERROR_WAIT_NO_CHILDREN: return ECHILD;
case ERROR_CHILD_NOT_COMPLETE: return ECHILD;
case ERROR_DIRECT_ACCESS_HANDLE: return EBADF;
case ERROR_SEEK_ON_DEVICE: return ESPIPE;
case ERROR_BUSY_DRIVE: return EAGAIN;
case ERROR_DIR_NOT_EMPTY: return EEXIST;
case ERROR_NOT_LOCKED: return EACCES;
case ERROR_BAD_PATHNAME: return ENOENT;
case ERROR_LOCK_FAILED: return EACCES;
case ERROR_ALREADY_EXISTS: return EEXIST;
case ERROR_FILENAME_EXCED_RANGE: return ENAMETOOLONG;
case ERROR_BAD_PIPE: return EPIPE;
case ERROR_PIPE_BUSY: return EAGAIN;
case ERROR_PIPE_NOT_CONNECTED: return EPIPE;
case ERROR_DIRECTORY: return ENOTDIR;
}
return EINVAL;
}
long JimProcessPid(phandle_t pid)
{
if (pid == INVALID_HANDLE_VALUE) {
return -1;
}
return GetProcessId(pid);
}
phandle_t JimWaitPid(long pid, int *status, int nohang)
{
if (pid > 0) {
HANDLE h = OpenProcess(PROCESS_QUERY_INFORMATION | SYNCHRONIZE, FALSE, pid);
if (h) {
long pid = waitpid(h, status, nohang);
CloseHandle(h);
if (pid > 0) {
return h;
}
}
}
return JIM_BAD_PHANDLE;
}
long waitpid(phandle_t phandle, int *status, int nohang)
{
long pid;
DWORD ret = WaitForSingleObject(phandle, nohang ? 0 : INFINITE);
if (ret == WAIT_TIMEOUT || ret == WAIT_FAILED) {
return -1;
}
GetExitCodeProcess(phandle, &ret);
*status = ret;
pid = GetProcessId(phandle);
CloseHandle(phandle);
return pid;
}
int Jim_MakeTempFile(Jim_Interp *interp, const char *filename_template, int unlink_file)
{
char name[MAX_PATH];
HANDLE handle;
if (!GetTempPath(MAX_PATH, name) || !GetTempFileName(name, filename_template ? filename_template : "JIM", 0, name)) {
return -1;
}
handle = CreateFile(name, GENERIC_READ | GENERIC_WRITE, 0, NULL,
CREATE_ALWAYS, FILE_ATTRIBUTE_TEMPORARY | (unlink_file ? FILE_FLAG_DELETE_ON_CLOSE : 0),
NULL);
if (handle == INVALID_HANDLE_VALUE) {
goto error;
}
Jim_SetResultString(interp, name, -1);
return _open_osfhandle((intptr_t)handle, _O_RDWR | _O_TEXT);
error:
Jim_SetResultErrno(interp, name);
DeleteFile(name);
return -1;
}
int Jim_OpenForWrite(const char *filename, int append)
{
if (strcmp(filename, "/dev/null") == 0) {
filename = "nul:";
}
int fd = _open(filename, _O_WRONLY | _O_CREAT | _O_TEXT | (append ? _O_APPEND : _O_TRUNC), _S_IREAD | _S_IWRITE);
if (fd >= 0 && append) {
_lseek(fd, 0L, SEEK_END);
}
return fd;
}
int Jim_OpenForRead(const char *filename)
{
if (strcmp(filename, "/dev/null") == 0) {
filename = "nul:";
}
return _open(filename, _O_RDONLY | _O_TEXT, 0);
}
#elif defined(HAVE_UNISTD_H)
int Jim_MakeTempFile(Jim_Interp *interp, const char *filename_template, int unlink_file)
{
int fd;
mode_t mask;
Jim_Obj *filenameObj;
if (filename_template == NULL) {
const char *tmpdir = getenv("TMPDIR");
if (tmpdir == NULL || *tmpdir == '\0' || access(tmpdir, W_OK) != 0) {
tmpdir = "/tmp/";
}
filenameObj = Jim_NewStringObj(interp, tmpdir, -1);
if (tmpdir[0] && tmpdir[strlen(tmpdir) - 1] != '/') {
Jim_AppendString(interp, filenameObj, "/", 1);
}
Jim_AppendString(interp, filenameObj, "tcl.tmp.XXXXXX", -1);
}
else {
filenameObj = Jim_NewStringObj(interp, filename_template, -1);
}
#ifdef HAVE_UMASK
mask = umask(S_IXUSR | S_IRWXG | S_IRWXO);
#endif
#ifdef HAVE_MKSTEMP
fd = mkstemp(filenameObj->bytes);
#else
if (mktemp(filenameObj->bytes) == NULL) {
fd = -1;
}
else {
fd = open(filenameObj->bytes, O_RDWR | O_CREAT | O_TRUNC);
}
#endif
#ifdef HAVE_UMASK
umask(mask);
#endif
if (fd < 0) {
Jim_SetResultErrno(interp, Jim_String(filenameObj));
Jim_FreeNewObj(interp, filenameObj);
return -1;
}
if (unlink_file) {
remove(Jim_String(filenameObj));
}
Jim_SetResult(interp, filenameObj);
return fd;
}
int Jim_OpenForWrite(const char *filename, int append)
{
return open(filename, O_WRONLY | O_CREAT | (append ? O_APPEND : O_TRUNC), 0666);
}
int Jim_OpenForRead(const char *filename)
{
return open(filename, O_RDONLY, 0);
}
#endif
#if defined(_WIN32) || defined(WIN32)
#ifndef STRICT
#define STRICT
#endif
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#if defined(HAVE_DLOPEN_COMPAT)
void *dlopen(const char *path, int mode)
{
JIM_NOTUSED(mode);
return (void *)LoadLibraryA(path);
}
int dlclose(void *handle)
{
FreeLibrary((HANDLE)handle);
return 0;
}
void *dlsym(void *handle, const char *symbol)
{
return GetProcAddress((HMODULE)handle, symbol);
}
char *dlerror(void)
{
static char msg[121];
FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM, NULL, GetLastError(),
LANG_NEUTRAL, msg, sizeof(msg) - 1, NULL);
return msg;
}
#endif
#ifdef _MSC_VER
#include <sys/timeb.h>
int gettimeofday(struct timeval *tv, void *unused)
{
struct _timeb tb;
_ftime(&tb);
tv->tv_sec = tb.time;
tv->tv_usec = tb.millitm * 1000;
return 0;
}
DIR *opendir(const char *name)
{
DIR *dir = 0;
if (name && name[0]) {
size_t base_length = strlen(name);
const char *all =
strchr("/\\", name[base_length - 1]) ? "*" : "/*";
if ((dir = (DIR *) Jim_Alloc(sizeof *dir)) != 0 &&
(dir->name = (char *)Jim_Alloc(base_length + strlen(all) + 1)) != 0) {
strcat(strcpy(dir->name, name), all);
if ((dir->handle = (long)_findfirst(dir->name, &dir->info)) != -1)
dir->result.d_name = 0;
else {
Jim_Free(dir->name);
Jim_Free(dir);
dir = 0;
}
}
else {
Jim_Free(dir);
dir = 0;
errno = ENOMEM;
}
}
else {
errno = EINVAL;
}
return dir;
}
int closedir(DIR * dir)
{
int result = -1;
if (dir) {
if (dir->handle != -1)
result = _findclose(dir->handle);
Jim_Free(dir->name);
Jim_Free(dir);
}
if (result == -1)
errno = EBADF;
return result;
}
struct dirent *readdir(DIR * dir)
{
struct dirent *result = 0;
if (dir && dir->handle != -1) {
if (!dir->result.d_name || _findnext(dir->handle, &dir->info) != -1) {
result = &dir->result;
result->d_name = dir->info.name;
}
}
else {
errno = EBADF;
}
return result;
}
#endif
#endif
#include <stdio.h>
#include <signal.h>
#ifndef SIGPIPE
#define SIGPIPE 13
#endif
#ifndef SIGINT
#define SIGINT 2
#endif
const char *Jim_SignalId(int sig)
{
static char buf[10];
switch (sig) {
case SIGINT: return "SIGINT";
case SIGPIPE: return "SIGPIPE";
}
snprintf(buf, sizeof(buf), "%d", sig);
return buf;
}
#ifndef JIM_BOOTSTRAP_LIB_ONLY
#include <errno.h>
#include <string.h>
#include <stdio.h>
#ifdef USE_LINENOISE
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#ifdef HAVE_SYS_STAT_H
#include <sys/stat.h>
#endif
#include "linenoise.h"
#else
#define MAX_LINE_LEN 512
#endif
#ifdef USE_LINENOISE
struct JimCompletionInfo {
Jim_Interp *interp;
Jim_Obj *completion_command;
Jim_Obj *hints_command;
};
static struct JimCompletionInfo *JimGetCompletionInfo(Jim_Interp *interp);
static void JimCompletionCallback(const char *prefix, linenoiseCompletions *comp, void *userdata);
static const char completion_callback_assoc_key[] = "interactive-completion";
static char *JimHintsCallback(const char *prefix, int *color, int *bold, void *userdata);
static void JimFreeHintsCallback(void *hint, void *userdata);
#endif
char *Jim_HistoryGetline(Jim_Interp *interp, const char *prompt)
{
#ifdef USE_LINENOISE
struct JimCompletionInfo *compinfo = JimGetCompletionInfo(interp);
char *result;
Jim_Obj *objPtr;
long mlmode = 0;
if (compinfo->completion_command) {
linenoiseSetCompletionCallback(JimCompletionCallback, compinfo);
}
if (compinfo->hints_command) {
linenoiseSetHintsCallback(JimHintsCallback, compinfo);
linenoiseSetFreeHintsCallback(JimFreeHintsCallback);
}
objPtr = Jim_GetVariableStr(interp, "history::multiline", JIM_NONE);
if (objPtr && Jim_GetLong(interp, objPtr, &mlmode) == JIM_NONE) {
linenoiseSetMultiLine(mlmode);
}
result = linenoise(prompt);
linenoiseSetCompletionCallback(NULL, NULL);
linenoiseSetHintsCallback(NULL, NULL);
linenoiseSetFreeHintsCallback(NULL);
return result;
#else
int len;
char *line = Jim_Alloc(MAX_LINE_LEN);
fputs(prompt, stdout);
fflush(stdout);
if (fgets(line, MAX_LINE_LEN, stdin) == NULL) {
Jim_Free(line);
return NULL;
}
len = strlen(line);
if (len && line[len - 1] == '\n') {
line[len - 1] = '\0';
}
return line;
#endif
}
void Jim_HistoryLoad(const char *filename)
{
#ifdef USE_LINENOISE
linenoiseHistoryLoad(filename);
#endif
}
void Jim_HistoryAdd(const char *line)
{
#ifdef USE_LINENOISE
linenoiseHistoryAdd(line);
#endif
}
void Jim_HistorySave(const char *filename)
{
#ifdef USE_LINENOISE
#ifdef HAVE_UMASK
mode_t mask;
mask = umask(S_IXUSR | S_IRWXG | S_IRWXO);
#endif
linenoiseHistorySave(filename);
#ifdef HAVE_UMASK
umask(mask);
#endif
#endif
}
void Jim_HistoryShow(void)
{
#ifdef USE_LINENOISE
int i;
int len;
char **history = linenoiseHistory(&len);
for (i = 0; i < len; i++) {
printf("%4d %s\n", i + 1, history[i]);
}
#endif
}
void Jim_HistorySetMaxLen(int length)
{
#ifdef USE_LINENOISE
linenoiseHistorySetMaxLen(length);
#endif
}
int Jim_HistoryGetMaxLen(void)
{
#ifdef USE_LINENOISE
return linenoiseHistoryGetMaxLen();
#endif
return 0;
}
#ifdef USE_LINENOISE
static void JimCompletionCallback(const char *prefix, linenoiseCompletions *comp, void *userdata)
{
struct JimCompletionInfo *info = (struct JimCompletionInfo *)userdata;
Jim_Obj *objv[2];
int ret;
objv[0] = info->completion_command;
objv[1] = Jim_NewStringObj(info->interp, prefix, -1);
ret = Jim_EvalObjVector(info->interp, 2, objv);
if (ret == JIM_OK) {
int i;
Jim_Obj *listObj = Jim_GetResult(info->interp);
int len = Jim_ListLength(info->interp, listObj);
for (i = 0; i < len; i++) {
linenoiseAddCompletion(comp, Jim_String(Jim_ListGetIndex(info->interp, listObj, i)));
}
}
}
static char *JimHintsCallback(const char *prefix, int *color, int *bold, void *userdata)
{
struct JimCompletionInfo *info = (struct JimCompletionInfo *)userdata;
Jim_Obj *objv[2];
int ret;
char *result = NULL;
objv[0] = info->hints_command;
objv[1] = Jim_NewStringObj(info->interp, prefix, -1);
ret = Jim_EvalObjVector(info->interp, 2, objv);
if (ret == JIM_OK) {
Jim_Obj *listObj = Jim_GetResult(info->interp);
Jim_IncrRefCount(listObj);
int len = Jim_ListLength(info->interp, listObj);
if (len >= 1) {
long x;
result = Jim_StrDup(Jim_String(Jim_ListGetIndex(info->interp, listObj, 0)));
if (len >= 2 && Jim_GetLong(info->interp, Jim_ListGetIndex(info->interp, listObj, 1), &x) == JIM_OK) {
*color = x;
}
if (len >= 3 && Jim_GetLong(info->interp, Jim_ListGetIndex(info->interp, listObj, 2), &x) == JIM_OK) {
*bold = x;
}
}
Jim_DecrRefCount(info->interp, listObj);
}
return result;
}
static void JimFreeHintsCallback(void *hint, void *userdata)
{
Jim_Free(hint);
}
static void JimHistoryFreeCompletion(Jim_Interp *interp, void *data)
{
struct JimCompletionInfo *compinfo = data;
if (compinfo->completion_command) {
Jim_DecrRefCount(interp, compinfo->completion_command);
}
if (compinfo->hints_command) {
Jim_DecrRefCount(interp, compinfo->hints_command);
}
Jim_Free(compinfo);
}
static struct JimCompletionInfo *JimGetCompletionInfo(Jim_Interp *interp)
{
struct JimCompletionInfo *compinfo = Jim_GetAssocData(interp, completion_callback_assoc_key);
if (compinfo == NULL) {
compinfo = Jim_Alloc(sizeof(*compinfo));
compinfo->interp = interp;
compinfo->completion_command = NULL;
compinfo->hints_command = NULL;
Jim_SetAssocData(interp, completion_callback_assoc_key, JimHistoryFreeCompletion, compinfo);
}
return compinfo;
}
#endif
void Jim_HistorySetCompletion(Jim_Interp *interp, Jim_Obj *completionCommandObj)
{
#ifdef USE_LINENOISE
struct JimCompletionInfo *compinfo = JimGetCompletionInfo(interp);
if (completionCommandObj) {
Jim_IncrRefCount(completionCommandObj);
}
if (compinfo->completion_command) {
Jim_DecrRefCount(interp, compinfo->completion_command);
}
compinfo->completion_command = completionCommandObj;
#endif
}
void Jim_HistorySetHints(Jim_Interp *interp, Jim_Obj *hintsCommandObj)
{
#ifdef USE_LINENOISE
struct JimCompletionInfo *compinfo = JimGetCompletionInfo(interp);
if (hintsCommandObj) {
Jim_IncrRefCount(hintsCommandObj);
}
if (compinfo->hints_command) {
Jim_DecrRefCount(interp, compinfo->hints_command);
}
compinfo->hints_command = hintsCommandObj;
#endif
}
int Jim_InteractivePrompt(Jim_Interp *interp)
{
int retcode = JIM_OK;
char *history_file = NULL;
#ifdef USE_LINENOISE
const char *home;
home = getenv("HOME");
if (home && isatty(STDIN_FILENO)) {
int history_len = strlen(home) + sizeof("/.jim_history");
history_file = Jim_Alloc(history_len);
snprintf(history_file, history_len, "%s/.jim_history", home);
Jim_HistoryLoad(history_file);
}
Jim_HistorySetCompletion(interp, Jim_NewStringObj(interp, "tcl::autocomplete", -1));
Jim_HistorySetHints(interp, Jim_NewStringObj(interp, "tcl::stdhint", -1));
#endif
printf("Welcome to Jim version %d.%d\n",
JIM_VERSION / 100, JIM_VERSION % 100);
Jim_SetVariableStrWithStr(interp, JIM_INTERACTIVE, "1");
while (1) {
Jim_Obj *scriptObjPtr;
const char *result;
int reslen;
char prompt[20];
if (retcode != JIM_OK) {
const char *retcodestr = Jim_ReturnCode(retcode);
if (*retcodestr == '?') {
snprintf(prompt, sizeof(prompt) - 3, "[%d] . ", retcode);
}
else {
snprintf(prompt, sizeof(prompt) - 3, "[%s] . ", retcodestr);
}
}
else {
strcpy(prompt, ". ");
}
scriptObjPtr = Jim_NewStringObj(interp, "", 0);
Jim_IncrRefCount(scriptObjPtr);
while (1) {
char state;
char *line;
line = Jim_HistoryGetline(interp, prompt);
if (line == NULL) {
if (errno == EINTR) {
continue;
}
Jim_DecrRefCount(interp, scriptObjPtr);
retcode = JIM_OK;
goto out;
}
if (Jim_Length(scriptObjPtr) != 0) {
Jim_AppendString(interp, scriptObjPtr, "\n", 1);
}
Jim_AppendString(interp, scriptObjPtr, line, -1);
Jim_Free(line);
if (Jim_ScriptIsComplete(interp, scriptObjPtr, &state))
break;
snprintf(prompt, sizeof(prompt), "%c> ", state);
}
#ifdef USE_LINENOISE
if (strcmp(Jim_String(scriptObjPtr), "h") == 0) {
Jim_HistoryShow();
Jim_DecrRefCount(interp, scriptObjPtr);
continue;
}
Jim_HistoryAdd(Jim_String(scriptObjPtr));
if (history_file) {
Jim_HistorySave(history_file);
}
#endif
retcode = Jim_EvalObj(interp, scriptObjPtr);
Jim_DecrRefCount(interp, scriptObjPtr);
if (retcode == JIM_EXIT) {
break;
}
if (retcode == JIM_ERR) {
Jim_MakeErrorMessage(interp);
}
result = Jim_GetString(Jim_GetResult(interp), &reslen);
if (reslen) {
if (fwrite(result, reslen, 1, stdout) == 0) {
}
putchar('\n');
}
}
out:
Jim_Free(history_file);
return retcode;
}
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
extern int Jim_initjimshInit(Jim_Interp *interp);
static void JimSetArgv(Jim_Interp *interp, int argc, char *const argv[])
{
int n;
Jim_Obj *listObj = Jim_NewListObj(interp, NULL, 0);
for (n = 0; n < argc; n++) {
Jim_Obj *obj = Jim_NewStringObj(interp, argv[n], -1);
Jim_ListAppendElement(interp, listObj, obj);
}
Jim_SetVariableStr(interp, "argv", listObj);
Jim_SetVariableStr(interp, "argc", Jim_NewIntObj(interp, argc));
}
static void JimPrintErrorMessage(Jim_Interp *interp)
{
Jim_MakeErrorMessage(interp);
fprintf(stderr, "%s\n", Jim_String(Jim_GetResult(interp)));
}
void usage(const char* executable_name)
{
printf("jimsh version %d.%d\n", JIM_VERSION / 100, JIM_VERSION % 100);
printf("Usage: %s\n", executable_name);
printf("or : %s [options] [filename]\n", executable_name);
printf("\n");
printf("Without options: Interactive mode\n");
printf("\n");
printf("Options:\n");
printf(" --version : prints the version string\n");
printf(" --help : prints this text\n");
printf(" -e CMD : executes command CMD\n");
printf(" NOTE: all subsequent options will be passed as arguments to the command\n");
printf(" [filename|-] : executes the script contained in the named file, or from stdin if \"-\"\n");
printf(" NOTE: all subsequent options will be passed to the script\n\n");
}
int main(int argc, char *const argv[])
{
int retcode;
Jim_Interp *interp;
char *const orig_argv0 = argv[0];
if (argc > 1 && strcmp(argv[1], "--version") == 0) {
printf("%d.%d\n", JIM_VERSION / 100, JIM_VERSION % 100);
return 0;
}
else if (argc > 1 && strcmp(argv[1], "--help") == 0) {
usage(argv[0]);
return 0;
}
interp = Jim_CreateInterp();
Jim_RegisterCoreCommands(interp);
if (Jim_InitStaticExtensions(interp) != JIM_OK) {
JimPrintErrorMessage(interp);
}
Jim_SetVariableStrWithStr(interp, "jim::argv0", orig_argv0);
Jim_SetVariableStrWithStr(interp, JIM_INTERACTIVE, argc == 1 ? "1" : "0");
#ifdef USE_LINENOISE
Jim_SetVariableStrWithStr(interp, "jim::lineedit", "1");
#else
Jim_SetVariableStrWithStr(interp, "jim::lineedit", "0");
#endif
retcode = Jim_initjimshInit(interp);
if (argc == 1) {
if (retcode == JIM_ERR) {
JimPrintErrorMessage(interp);
}
if (retcode != JIM_EXIT) {
JimSetArgv(interp, 0, NULL);
retcode = Jim_InteractivePrompt(interp);
}
}
else {
if (argc > 2 && strcmp(argv[1], "-e") == 0) {
JimSetArgv(interp, argc - 3, argv + 3);
retcode = Jim_Eval(interp, argv[2]);
if (retcode != JIM_ERR) {
int len;
const char *msg = Jim_GetString(Jim_GetResult(interp), &len);
if (fwrite(msg, len, 1, stdout) == 0) {
}
putchar('\n');
}
}
else {
Jim_SetVariableStr(interp, "argv0", Jim_NewStringObj(interp, argv[1], -1));
JimSetArgv(interp, argc - 2, argv + 2);
if (strcmp(argv[1], "-") == 0) {
retcode = Jim_Eval(interp, "eval [info source [stdin read] stdin 1]");
} else {
retcode = Jim_EvalFile(interp, argv[1]);
}
}
if (retcode == JIM_ERR) {
JimPrintErrorMessage(interp);
}
}
if (retcode == JIM_EXIT) {
retcode = Jim_GetExitCode(interp);
}
else if (retcode == JIM_ERR) {
retcode = 1;
}
else {
retcode = 0;
}
Jim_FreeInterp(interp);
return retcode;
}
#endif
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