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NetBSD/usr.bin/rpcgen/rpc_main.c

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/* $NetBSD: rpc_main.c,v 1.27 2004/11/01 21:39:32 dsl Exp $ */
/*
* Sun RPC is a product of Sun Microsystems, Inc. and is provided for
* unrestricted use provided that this legend is included on all tape
* media and as a part of the software program in whole or part. Users
* may copy or modify Sun RPC without charge, but are not authorized
* to license or distribute it to anyone else except as part of a product or
* program developed by the user or with the express written consent of
* Sun Microsystems, Inc.
*
* SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
* WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
* PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
*
* Sun RPC is provided with no support and without any obligation on the
* part of Sun Microsystems, Inc. to assist in its use, correction,
* modification or enhancement.
*
* SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
* INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
* OR ANY PART THEREOF.
*
* In no event will Sun Microsystems, Inc. be liable for any lost revenue
* or profits or other special, indirect and consequential damages, even if
* Sun has been advised of the possibility of such damages.
*
* Sun Microsystems, Inc.
* 2550 Garcia Avenue
* Mountain View, California 94043
*/
#if HAVE_NBTOOL_CONFIG_H
#include "nbtool_config.h"
#endif
#include <sys/cdefs.h>
#if defined(__RCSID) && !defined(lint)
#if 0
static char sccsid[] = "@(#)rpc_main.c 1.30 89/03/30 (C) 1987 SMI";
#else
__RCSID("$NetBSD: rpc_main.c,v 1.27 2004/11/01 21:39:32 dsl Exp $");
#endif
#endif
/*
* rpc_main.c, Top level of the RPC protocol compiler.
*/
#define RPCGEN_VERSION "199506"/* This program's version (year & month) */
#include <sys/types.h>
#include <sys/param.h>
#include <sys/file.h>
#include <sys/stat.h>
#include <ctype.h>
#include <err.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "rpc_scan.h"
#include "rpc_parse.h"
#include "rpc_util.h"
#define EXTEND 1 /* alias for TRUE */
#define DONT_EXTEND 0 /* alias for FALSE */
struct commandline {
int cflag; /* xdr C routines */
int hflag; /* header file */
int lflag; /* client side stubs */
int mflag; /* server side stubs */
int nflag; /* netid flag */
int sflag; /* server stubs for the given transport */
int tflag; /* dispatch Table file */
int Ssflag; /* produce server sample code */
int Scflag; /* produce client sample code */
char *infile; /* input module name */
char *outfile; /* output module name */
};
static char *cmdname;
static char *svcclosetime = "120";
static char *CPP;
static char CPPFLAGS[] = "-C";
static char pathbuf[MAXPATHLEN + 1];
static char *allv[] = {
"rpcgen", "-s", "udp", "-s", "tcp",
};
static int allc = sizeof(allv) / sizeof(allv[0]);
static char *allnv[] = {
"rpcgen", "-s", "netpath",
};
static int allnc = sizeof(allnv) / sizeof(allnv[0]);
#define ARGLISTLEN 20
#define FIXEDARGS 2
static char *arglist[ARGLISTLEN];
static int argcount = FIXEDARGS;
int nonfatalerrors; /* errors */
int inetdflag /* = 1 */ ; /* Support for inetd *//* is now the default */
int pmflag; /* Support for port monitors */
int logflag; /* Use syslog instead of fprintf for errors */
int tblflag; /* Support for dispatch table file */
int callerflag; /* Generate svc_caller() function */
#define INLINE 3
/*length at which to start doing an inline */
int doinline = INLINE; /* length at which to start doing an inline. 3
* = default if 0, no xdr_inline code */
int indefinitewait; /* If started by port monitors, hang till it
* wants */
int exitnow; /* If started by port monitors, exit after the
* call */
int timerflag; /* TRUE if !indefinite && !exitnow */
int newstyle; /* newstyle of passing arguments (by value) */
int Cflag = 0; /* ANSI C syntax */
int Mflag = 0; /* multithread safe */
static int allfiles; /* generate all files */
int tirpcflag = 1; /* generating code for tirpc, by default */
#ifdef __MSDOS__
static char *dos_cppfile = NULL;
#endif
int main __P((int, char *[]));
static char *extendfile __P((char *, char *));
static void open_output __P((char *, char *));
static void add_warning __P((void));
static void clear_args __P((void));
static void open_input __P((char *, char *));
static int check_nettype __P((char *, char *[]));
static void c_output __P((char *, char *, int, char *));
static void c_initialize __P((void));
static char *generate_guard __P((char *));
static void h_output __P((char *, char *, int, char *));
static void s_output __P((int, char *[], char *, char *, int, char *, int, int));
static void l_output __P((char *, char *, int, char *));
static void t_output __P((char *, char *, int, char *));
static void svc_output __P((char *, char *, int, char *));
static void clnt_output __P((char *, char *, int, char *));
static int do_registers __P((int, char *[]));
static void addarg __P((char *));
static void putarg __P((int, char *));
static void checkfiles __P((char *, char *));
static int parseargs __P((int, char *[], struct commandline *));
static void usage __P((void));
static void options_usage __P((void));
int
main(argc, argv)
int argc;
char *argv[];
{
struct commandline cmd;
setprogname(argv[0]);
if (!(CPP = getenv("CPP")))
CPP = "/usr/bin/cpp";
(void) memset((char *) &cmd, 0, sizeof(struct commandline));
clear_args();
if (!parseargs(argc, argv, &cmd))
usage();
if (cmd.cflag || cmd.hflag || cmd.lflag || cmd.tflag || cmd.sflag ||
cmd.mflag || cmd.nflag || cmd.Ssflag || cmd.Scflag) {
checkfiles(cmd.infile, cmd.outfile);
} else
checkfiles(cmd.infile, NULL);
if (cmd.cflag) {
c_output(cmd.infile, "-DRPC_XDR", DONT_EXTEND, cmd.outfile);
} else
if (cmd.hflag) {
h_output(cmd.infile, "-DRPC_HDR", DONT_EXTEND, cmd.outfile);
} else
if (cmd.lflag) {
l_output(cmd.infile, "-DRPC_CLNT", DONT_EXTEND, cmd.outfile);
} else
if (cmd.sflag || cmd.mflag || (cmd.nflag)) {
s_output(argc, argv, cmd.infile, "-DRPC_SVC", DONT_EXTEND,
cmd.outfile, cmd.mflag, cmd.nflag);
} else
if (cmd.tflag) {
t_output(cmd.infile, "-DRPC_TBL", DONT_EXTEND, cmd.outfile);
} else
if (cmd.Ssflag) {
svc_output(cmd.infile, "-DRPC_SERVER", DONT_EXTEND, cmd.outfile);
} else
if (cmd.Scflag) {
clnt_output(cmd.infile, "-DRPC_CLIENT", DONT_EXTEND, cmd.outfile);
} else {
/* the rescans
* are
* required,
* since cpp
* may effect
* input */
c_output(cmd.infile, "-DRPC_XDR", EXTEND, "_xdr.c");
reinitialize();
h_output(cmd.infile, "-DRPC_HDR", EXTEND, ".h");
reinitialize();
l_output(cmd.infile, "-DRPC_CLNT", EXTEND, "_clnt.c");
reinitialize();
if (inetdflag || !tirpcflag)
s_output(allc, allv, cmd.infile, "-DRPC_SVC", EXTEND,
"_svc.c", cmd.mflag, cmd.nflag);
else
s_output(allnc, allnv, cmd.infile, "-DRPC_SVC",
EXTEND, "_svc.c", cmd.mflag, cmd.nflag);
if (tblflag) {
reinitialize();
t_output(cmd.infile, "-DRPC_TBL", EXTEND, "_tbl.i");
}
if (allfiles) {
reinitialize();
svc_output(cmd.infile, "-DRPC_SERVER", EXTEND, "_server.c");
}
if (allfiles) {
reinitialize();
clnt_output(cmd.infile, "-DRPC_CLIENT", EXTEND, "_client.c");
}
}
#ifdef __MSDOS__
if (dos_cppfile != NULL) {
(void) fclose(fin);
(void) unlink(dos_cppfile);
}
#endif
exit(nonfatalerrors);
/* NOTREACHED */
}
/*
* add extension to filename
*/
static char *
extendfile(path, ext)
char *path;
char *ext;
{
char *file;
char *res;
char *p;
if ((file = strrchr(path, '/')) == NULL)
file = path;
else
file++;
res = alloc(strlen(file) + strlen(ext) + 1);
if (res == NULL) {
errx(1, "Out of memory");
}
p = strrchr(file, '.');
if (p == NULL) {
p = file + strlen(file);
}
(void) strcpy(res, file);
(void) strcpy(res + (p - file), ext);
return (res);
}
/*
* Open output file with given extension
*/
static void
open_output(infile, outfile)
char *infile;
char *outfile;
{
if (outfile == NULL) {
fout = stdout;
return;
}
if (infile != NULL && streq(outfile, infile)) {
f_print(stderr, "%s: output would overwrite %s\n", cmdname,
infile);
crash();
}
fout = fopen(outfile, "w");
if (fout == NULL) {
f_print(stderr, "%s: unable to open ", cmdname);
perror(outfile);
crash();
}
record_open(outfile);
}
static void
add_warning()
{
f_print(fout, "/*\n");
f_print(fout, " * Please do not edit this file.\n");
f_print(fout, " * It was generated using rpcgen.\n");
f_print(fout, " */\n\n");
}
/* clear list of arguments */
static void
clear_args()
{
int i;
for (i = FIXEDARGS; i < ARGLISTLEN; i++)
arglist[i] = NULL;
argcount = FIXEDARGS;
}
/*
* Open input file with given define for C-preprocessor
*/
static void
open_input(infile, define)
char *infile;
char *define;
{
int pd[2];
infilename = (infile == NULL) ? "<stdin>" : infile;
#ifdef __MSDOS__
#define DOSCPP "\\prog\\bc31\\bin\\cpp.exe"
{
int retval;
char drive[MAXDRIVE], dir[MAXDIR], name[MAXFILE], ext[MAXEXT];
char cppfile[MAXPATH];
char *cpp;
if ((cpp = searchpath("cpp.exe")) == NULL
&& (cpp = getenv("RPCGENCPP")) == NULL)
cpp = DOSCPP;
putarg(0, cpp);
putarg(1, "-P-");
putarg(2, CPPFLAGS);
addarg(define);
addarg(infile);
addarg(NULL);
retval = spawnvp(P_WAIT, arglist[0], arglist);
if (retval != 0) {
fprintf(stderr, "%s: C PreProcessor failed\n", cmdname);
crash();
}
fnsplit(infile, drive, dir, name, ext);
fnmerge(cppfile, drive, dir, name, ".i");
fin = fopen(cppfile, "r");
if (fin == NULL) {
f_print(stderr, "%s: ", cmdname);
perror(cppfile);
crash();
}
dos_cppfile = strdup(cppfile);
if (dos_cppfile == NULL) {
fprintf(stderr, "%s: out of memory\n", cmdname);
crash();
}
}
#else
(void) pipe(pd);
switch (fork()) {
case 0:
putarg(0, CPP);
putarg(1, CPPFLAGS);
addarg(define);
addarg(infile);
addarg((char *) NULL);
(void) close(1);
(void) dup2(pd[1], 1);
(void) close(pd[0]);
execvp(arglist[0], arglist);
err(1, "$CPP: %s", CPP);
case -1:
perror("fork");
exit(1);
}
(void) close(pd[1]);
fin = fdopen(pd[0], "r");
#endif
if (fin == NULL) {
f_print(stderr, "%s: ", cmdname);
perror(infilename);
crash();
}
}
/* valid tirpc nettypes */
static char *valid_ti_nettypes[] =
{
"netpath",
"visible",
"circuit_v",
"datagram_v",
"circuit_n",
"datagram_n",
"udp",
"tcp",
"raw",
NULL
};
/* valid inetd nettypes */
static char *valid_i_nettypes[] =
{
"udp",
"tcp",
NULL
};
static int
check_nettype(name, list_to_check)
char *name;
char *list_to_check[];
{
int i;
for (i = 0; list_to_check[i] != NULL; i++) {
if (strcmp(name, list_to_check[i]) == 0) {
return 1;
}
}
f_print(stderr, "illegal nettype :\'%s\'\n", name);
return 0;
}
/*
* Compile into an XDR routine output file
*/
static void
c_output(infile, define, extend, outfile)
char *infile;
char *define;
int extend;
char *outfile;
{
definition *def;
char *include;
char *outfilename;
long tell;
c_initialize();
open_input(infile, define);
outfilename = extend ? extendfile(infile, outfile) : outfile;
open_output(infile, outfilename);
add_warning();
if (infile && (include = extendfile(infile, ".h"))) {
f_print(fout, "#include \"%s\"\n", include);
free(include);
/* .h file already contains rpc/rpc.h */
} else
f_print(fout, "#include <rpc/rpc.h>\n");
tell = ftell(fout);
while ((def = get_definition()) != NULL) {
emit(def);
}
if (extend && tell == ftell(fout)) {
(void) unlink(outfilename);
}
}
static void
c_initialize()
{
/* add all the starting basic types */
add_type(1, "int");
add_type(1, "long");
add_type(1, "short");
add_type(1, "bool");
add_type(1, "u_int");
add_type(1, "u_long");
add_type(1, "u_short");
}
const char rpcgen_table_dcl[] = "struct rpcgen_table {\n\
char *(*proc)();\n\
xdrproc_t xdr_arg;\n\
unsigned len_arg;\n\
xdrproc_t xdr_res;\n\
unsigned len_res;\n\
};\n";
static char *
generate_guard(pathname)
char *pathname;
{
char *filename, *guard, *tmp;
filename = strrchr(pathname, '/'); /* find last component */
filename = ((filename == 0) ? pathname : filename + 1);
guard = strdup(filename);
/* convert to upper case */
tmp = guard;
while (*tmp) {
*tmp = toupper((unsigned char)*tmp);
tmp++;
}
guard = extendfile(guard, "_H_RPCGEN");
return (guard);
}
/*
* Compile into an XDR header file
*/
static void
h_output(infile, define, extend, outfile)
char *infile;
char *define;
int extend;
char *outfile;
{
definition *def;
char *outfilename;
long tell;
char *guard;
list *l;
open_input(infile, define);
outfilename = extend ? extendfile(infile, outfile) : outfile;
open_output(infile, outfilename);
add_warning();
guard = generate_guard(outfilename ? outfilename : infile);
f_print(fout, "#ifndef _%s\n#define _%s\n\n", guard,
guard);
f_print(fout, "#define RPCGEN_VERSION\t%s\n\n", RPCGEN_VERSION);
f_print(fout, "#include <rpc/rpc.h>\n\n");
tell = ftell(fout);
/* print data definitions */
while ((def = get_definition()) != NULL) {
print_datadef(def);
}
/* print function declarations. Do this after data definitions
* because they might be used as arguments for functions */
for (l = defined; l != NULL; l = l->next) {
print_funcdef(l->val);
}
if (extend && tell == ftell(fout)) {
(void) unlink(outfilename);
} else
if (tblflag) {
f_print(fout, rpcgen_table_dcl);
}
f_print(fout, "\n#endif /* !_%s */\n", guard);
}
/*
* Compile into an RPC service
*/
static void
s_output(argc, argv, infile, define, extend, outfile, nomain, netflag)
int argc;
char *argv[];
char *infile;
char *define;
int extend;
char *outfile;
int nomain;
int netflag;
{
char *include;
definition *def;
int foundprogram = 0;
char *outfilename;
open_input(infile, define);
outfilename = extend ? extendfile(infile, outfile) : outfile;
open_output(infile, outfilename);
add_warning();
if (infile && (include = extendfile(infile, ".h"))) {
f_print(fout, "#include \"%s\"\n", include);
free(include);
} else
f_print(fout, "#include <rpc/rpc.h>\n");
f_print(fout, "#include <sys/ioctl.h>\n");
f_print(fout, "#include <fcntl.h>\n");
f_print(fout, "#include <stdio.h>\n");
f_print(fout, "#include <stdlib.h>\n");
if (Cflag) {
f_print(fout, "#include <unistd.h>\n");
f_print(fout,
"#include <rpc/pmap_clnt.h>\n");
f_print(fout, "#include <string.h>\n");
}
f_print(fout, "#include <netdb.h>\n");
if (strcmp(svcclosetime, "-1") == 0)
indefinitewait = 1;
else
if (strcmp(svcclosetime, "0") == 0)
exitnow = 1;
else
if (inetdflag || pmflag) {
f_print(fout, "#include <signal.h>\n");
timerflag = 1;
}
if (!tirpcflag && inetdflag)
f_print(fout, "#include <sys/ttycom.h>\n");
if (Cflag && (inetdflag || pmflag)) {
f_print(fout, "#ifdef __cplusplus\n");
f_print(fout, "#include <sysent.h>\n");
f_print(fout, "#endif /* __cplusplus */\n");
}
if (tirpcflag)
f_print(fout, "#include <sys/types.h>\n");
f_print(fout, "#include <memory.h>\n");
if (inetdflag || !tirpcflag) {
f_print(fout, "#include <sys/socket.h>\n");
f_print(fout, "#include <netinet/in.h>\n");
}
if ((netflag || pmflag) && tirpcflag) {
f_print(fout, "#include <netconfig.h>\n");
}
if ( /* timerflag && */ tirpcflag)
f_print(fout, "#include <sys/resource.h>\n");
if (logflag || inetdflag || pmflag)
f_print(fout, "#include <syslog.h>\n");
/* for ANSI-C */
f_print(fout, "\n#ifdef __STDC__\n#define SIG_PF void(*)(int)\n#endif\n");
f_print(fout, "\n#ifdef DEBUG\n#define RPC_SVC_FG\n#endif\n");
if (timerflag)
f_print(fout, "\n#define _RPCSVC_CLOSEDOWN %s\n", svcclosetime);
while ((def = get_definition()) != NULL) {
foundprogram |= (def->def_kind == DEF_PROGRAM);
}
if (extend && !foundprogram) {
(void) unlink(outfilename);
return;
}
if (callerflag) /* EVAS */
f_print(fout, "\nstatic SVCXPRT *caller;\n"); /* EVAS */
write_most(infile, netflag, nomain);
if (!nomain) {
if (!do_registers(argc, argv)) {
if (outfilename)
(void) unlink(outfilename);
usage();
}
write_rest();
}
}
/*
* generate client side stubs
*/
static void
l_output(infile, define, extend, outfile)
char *infile;
char *define;
int extend;
char *outfile;
{
char *include;
definition *def;
int foundprogram = 0;
char *outfilename;
open_input(infile, define);
outfilename = extend ? extendfile(infile, outfile) : outfile;
open_output(infile, outfilename);
add_warning();
if (Cflag)
f_print(fout, "#include <memory.h>\n");
if (infile && (include = extendfile(infile, ".h"))) {
f_print(fout, "#include \"%s\"\n", include);
free(include);
} else
f_print(fout, "#include <rpc/rpc.h>\n");
while ((def = get_definition()) != NULL) {
foundprogram |= (def->def_kind == DEF_PROGRAM);
}
if (extend && !foundprogram) {
(void) unlink(outfilename);
return;
}
write_stubs();
}
/*
* generate the dispatch table
*/
static void
t_output(infile, define, extend, outfile)
char *infile;
char *define;
int extend;
char *outfile;
{
definition *def;
int foundprogram = 0;
char *outfilename;
open_input(infile, define);
outfilename = extend ? extendfile(infile, outfile) : outfile;
open_output(infile, outfilename);
add_warning();
while ((def = get_definition()) != NULL) {
foundprogram |= (def->def_kind == DEF_PROGRAM);
}
if (extend && !foundprogram) {
(void) unlink(outfilename);
return;
}
write_tables();
}
/* sample routine for the server template */
static void
svc_output(infile, define, extend, outfile)
char *infile;
char *define;
int extend;
char *outfile;
{
definition *def;
char *include;
char *outfilename;
long tell;
open_input(infile, define);
outfilename = extend ? extendfile(infile, outfile) : outfile;
checkfiles(infile, outfilename); /* check if outfile already
* exists. if so, print an
* error message and exit */
open_output(infile, outfilename);
add_sample_msg();
if (infile && (include = extendfile(infile, ".h"))) {
f_print(fout, "#include \"%s\"\n", include);
free(include);
} else
f_print(fout, "#include <rpc/rpc.h>\n");
tell = ftell(fout);
while ((def = get_definition()) != NULL) {
write_sample_svc(def);
}
if (extend && tell == ftell(fout)) {
(void) unlink(outfilename);
}
}
/* sample main routine for client */
static void
clnt_output(infile, define, extend, outfile)
char *infile;
char *define;
int extend;
char *outfile;
{
definition *def;
char *include;
char *outfilename;
long tell;
int has_program = 0;
open_input(infile, define);
outfilename = extend ? extendfile(infile, outfile) : outfile;
checkfiles(infile, outfilename); /* check if outfile already
* exists. if so, print an
* error message and exit */
open_output(infile, outfilename);
add_sample_msg();
if (Cflag)
f_print(fout, "#include <stdio.h>\n");
if (infile && (include = extendfile(infile, ".h"))) {
f_print(fout, "#include \"%s\"\n", include);
free(include);
} else
f_print(fout, "#include <rpc/rpc.h>\n");
tell = ftell(fout);
while ((def = get_definition()) != NULL) {
has_program += write_sample_clnt(def);
}
if (has_program)
write_sample_clnt_main();
if (extend && tell == ftell(fout)) {
(void) unlink(outfilename);
}
}
/*
* Perform registrations for service output
* Return 0 if failed; 1 otherwise.
*/
static int
do_registers(argc, argv)
int argc;
char *argv[];
{
int i;
if (inetdflag || !tirpcflag) {
for (i = 1; i < argc; i++) {
if (streq(argv[i], "-s")) {
if (!check_nettype(argv[i + 1], valid_i_nettypes))
return 0;
write_inetd_register(argv[i + 1]);
i++;
}
}
} else {
for (i = 1; i < argc; i++)
if (streq(argv[i], "-s")) {
if (!check_nettype(argv[i + 1], valid_ti_nettypes))
return 0;
write_nettype_register(argv[i + 1]);
i++;
} else
if (streq(argv[i], "-n")) {
write_netid_register(argv[i + 1]);
i++;
}
}
return 1;
}
/*
* Add another argument to the arg list
*/
static void
addarg(cp)
char *cp;
{
if (argcount >= ARGLISTLEN) {
f_print(stderr, "rpcgen: too many defines\n");
crash();
/* NOTREACHED */
}
arglist[argcount++] = cp;
}
static void
putarg(where, cp)
char *cp;
int where;
{
if (where >= ARGLISTLEN) {
f_print(stderr, "rpcgen: arglist coding error\n");
crash();
/* NOTREACHED */
}
arglist[where] = cp;
}
/*
* if input file is stdin and an output file is specified then complain
* if the file already exists. Otherwise the file may get overwritten
* If input file does not exist, exit with an error
*/
static void
checkfiles(infile, outfile)
char *infile;
char *outfile;
{
struct stat buf;
if (infile) /* infile ! = NULL */
if (stat(infile, &buf) < 0) {
perror(infile);
crash();
};
#if 0
if (outfile) {
if (stat(outfile, &buf) < 0)
return; /* file does not exist */
else {
f_print(stderr,
"file '%s' already exists and may be overwritten\n", outfile);
crash();
}
}
#endif
}
/*
* Parse command line arguments
*/
static int
parseargs(argc, argv, cmd)
int argc;
char *argv[];
struct commandline *cmd;
{
int i;
int j;
int c;
char flag[(1 << 8 * sizeof(char))];
int nflags;
cmdname = argv[0];
cmd->infile = cmd->outfile = NULL;
if (argc < 2) {
return (0);
}
allfiles = 0;
flag['c'] = 0;
flag['h'] = 0;
flag['l'] = 0;
flag['m'] = 0;
flag['o'] = 0;
flag['s'] = 0;
flag['n'] = 0;
flag['t'] = 0;
flag['S'] = 0;
flag['C'] = 0;
for (i = 1; i < argc; i++) {
if (argv[i][0] != '-') {
if (cmd->infile) {
f_print(stderr, "Cannot specify more than one input file!\n");
return (0);
}
cmd->infile = argv[i];
} else {
for (j = 1; argv[i][j] != 0; j++) {
c = argv[i][j];
switch (c) {
case 'A':
callerflag = 1;
break;
case 'a':
allfiles = 1;
break;
case 'c':
case 'h':
case 'l':
case 'm':
case 't':
if (flag[c]) {
return (0);
}
flag[c] = 1;
break;
case 'S':
/* sample flag: Ss or Sc. Ss means set
* flag['S']; Sc means set flag['C']; */
c = argv[i][++j]; /* get next char */
if (c == 's')
c = 'S';
else
if (c == 'c')
c = 'C';
else
return (0);
if (flag[c]) {
return (0);
}
flag[c] = 1;
break;
case 'C': /* ANSI C syntax */
Cflag = 1;
break;
case 'b': /* turn TIRPC flag off for
* generating backward
* compatible */
tirpcflag = 0;
break;
case 'I':
inetdflag = 1;
break;
case 'M':
Mflag = 1;
break;
case 'N':
newstyle = 1;
break;
case 'L':
logflag = 1;
break;
case 'K':
if (++i == argc) {
return (0);
}
svcclosetime = argv[i];
goto nextarg;
case 'T':
tblflag = 1;
break;
case 'i':
if (++i == argc) {
return (0);
}
doinline = atoi(argv[i]);
goto nextarg;
case 'n':
case 'o':
case 's':
if (argv[i][j - 1] != '-' ||
argv[i][j + 1] != 0) {
return (0);
}
flag[c] = 1;
if (++i == argc) {
return (0);
}
if (c == 's') {
if (!streq(argv[i], "udp") &&
!streq(argv[i], "tcp")) {
return (0);
}
} else
if (c == 'o') {
if (cmd->outfile) {
return (0);
}
cmd->outfile = argv[i];
}
goto nextarg;
case 'D':
if (argv[i][j - 1] != '-') {
return (0);
}
(void) addarg(argv[i]);
goto nextarg;
case 'Y':
if (++i == argc) {
return (0);
}
(void) strlcpy(pathbuf, argv[i],
sizeof(pathbuf));
(void) strlcat(pathbuf, "/cpp",
sizeof(pathbuf));
CPP = pathbuf;
goto nextarg;
case 'v':
printf("version 1.0\n");
exit(0);
default:
return (0);
}
}
nextarg:
;
}
}
cmd->cflag = flag['c'];
cmd->hflag = flag['h'];
cmd->lflag = flag['l'];
cmd->mflag = flag['m'];
cmd->nflag = flag['n'];
cmd->sflag = flag['s'];
cmd->tflag = flag['t'];
cmd->Ssflag = flag['S'];
cmd->Scflag = flag['C'];
if (tirpcflag) {
pmflag = inetdflag ? 0 : 1; /* pmflag or inetdflag is
* always TRUE */
if ((inetdflag && cmd->nflag)) { /* netid not allowed
* with inetdflag */
f_print(stderr, "Cannot use netid flag with inetd flag!\n");
return (0);
}
} else { /* 4.1 mode */
pmflag = 0; /* set pmflag only in tirpcmode */
inetdflag = 1; /* inetdflag is TRUE by default */
if (cmd->nflag) { /* netid needs TIRPC */
f_print(stderr, "Cannot use netid flag without TIRPC!\n");
return (0);
}
}
if (newstyle && (tblflag || cmd->tflag)) {
f_print(stderr, "Cannot use table flags with newstyle!\n");
return (0);
}
/* check no conflicts with file generation flags */
nflags = cmd->cflag + cmd->hflag + cmd->lflag + cmd->mflag +
cmd->sflag + cmd->nflag + cmd->tflag + cmd->Ssflag + cmd->Scflag;
if (nflags == 0) {
if (cmd->outfile != NULL || cmd->infile == NULL) {
return (0);
}
} else
if (nflags > 1) {
f_print(stderr, "Cannot have more than one file generation flag!\n");
return (0);
}
return (1);
}
static void
usage()
{
f_print(stderr, "usage: %s infile\n", cmdname);
f_print(stderr, "\t%s [-a][-b][-C][-Dname[=value]] -i size [-I [-K seconds]] [-A] [-M] [-N] [-T] infile\n",
cmdname);
f_print(stderr, "\t%s [-L] [-M] [-c | -h | -l | -m | -t | -Sc | -Ss] [-o outfile] [infile]\n",
cmdname);
f_print(stderr, "\t%s [-s nettype]* [-o outfile] [infile]\n", cmdname);
f_print(stderr, "\t%s [-n netid]* [-o outfile] [infile]\n", cmdname);
options_usage();
exit(1);
}
static void
options_usage()
{
f_print(stderr, "options:\n");
f_print(stderr, "-A\t\tgenerate svc_caller() function\n");
f_print(stderr, "-a\t\tgenerate all files, including samples\n");
f_print(stderr, "-b\t\tbackward compatibility mode (generates code for SunOS 4.1)\n");
f_print(stderr, "-c\t\tgenerate XDR routines\n");
f_print(stderr, "-C\t\tANSI C mode\n");
f_print(stderr, "-Dname[=value]\tdefine a symbol (same as #define)\n");
f_print(stderr, "-h\t\tgenerate header file\n");
f_print(stderr, "-i size\t\tsize at which to start generating inline code\n");
f_print(stderr, "-I\t\tgenerate code for inetd support in server (for SunOS 4.1)\n");
f_print(stderr, "-K seconds\tserver exits after K seconds of inactivity\n");
f_print(stderr, "-l\t\tgenerate client side stubs\n");
f_print(stderr, "-L\t\tserver errors will be printed to syslog\n");
f_print(stderr, "-m\t\tgenerate server side stubs\n");
f_print(stderr, "-M\t\tgenerate thread-safe stubs\n");
f_print(stderr, "-n netid\tgenerate server code that supports named netid\n");
f_print(stderr, "-N\t\tsupports multiple arguments and call-by-value\n");
f_print(stderr, "-o outfile\tname of the output file\n");
f_print(stderr, "-s nettype\tgenerate server code that supports named nettype\n");
f_print(stderr, "-Sc\t\tgenerate sample client code that uses remote procedures\n");
f_print(stderr, "-Ss\t\tgenerate sample server code that defines remote procedures\n");
f_print(stderr, "-t\t\tgenerate RPC dispatch table\n");
f_print(stderr, "-T\t\tgenerate code to support RPC dispatch tables\n");
f_print(stderr, "-Y path\t\tdirectory name to find C preprocessor (cpp)\n");
exit(1);
}
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