mirror of
https://github.com/KolibriOS/kolibrios.git
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214 lines
6.8 KiB
C
214 lines
6.8 KiB
C
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#ifndef _SYS__DEFAULT_FCNTL_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define _SYS__DEFAULT_FCNTL_H_
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#include <_ansi.h>
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#define _FOPEN (-1) /* from sys/file.h, kernel use only */
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#define _FREAD 0x0001 /* read enabled */
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#define _FWRITE 0x0002 /* write enabled */
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#define _FAPPEND 0x0008 /* append (writes guaranteed at the end) */
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#define _FMARK 0x0010 /* internal; mark during gc() */
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#define _FDEFER 0x0020 /* internal; defer for next gc pass */
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#define _FASYNC 0x0040 /* signal pgrp when data ready */
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#define _FSHLOCK 0x0080 /* BSD flock() shared lock present */
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#define _FEXLOCK 0x0100 /* BSD flock() exclusive lock present */
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#define _FCREAT 0x0200 /* open with file create */
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#define _FTRUNC 0x0400 /* open with truncation */
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#define _FEXCL 0x0800 /* error on open if file exists */
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#define _FNBIO 0x1000 /* non blocking I/O (sys5 style) */
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#define _FSYNC 0x2000 /* do all writes synchronously */
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#define _FNONBLOCK 0x4000 /* non blocking I/O (POSIX style) */
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#define _FNDELAY _FNONBLOCK /* non blocking I/O (4.2 style) */
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#define _FNOCTTY 0x8000 /* don't assign a ctty on this open */
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#define O_ACCMODE (O_RDONLY|O_WRONLY|O_RDWR)
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/*
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* Flag values for open(2) and fcntl(2)
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* The kernel adds 1 to the open modes to turn it into some
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* combination of FREAD and FWRITE.
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*/
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#define O_RDONLY 0 /* +1 == FREAD */
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#define O_WRONLY 1 /* +1 == FWRITE */
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#define O_RDWR 2 /* +1 == FREAD|FWRITE */
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#define O_APPEND _FAPPEND
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#define O_CREAT _FCREAT
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#define O_TRUNC _FTRUNC
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#define O_EXCL _FEXCL
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#define O_SYNC _FSYNC
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/* O_NDELAY _FNDELAY set in include/fcntl.h */
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/* O_NDELAY _FNBIO set in include/fcntl.h */
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#define O_NONBLOCK _FNONBLOCK
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#define O_NOCTTY _FNOCTTY
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#define _FBINARY 0x10000
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#define _FTEXT 0x20000
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#define _FNOINHERIT 0x40000
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#define O_BINARY _FBINARY
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#define O_TEXT _FTEXT
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#define O_NOINHERIT _FNOINHERIT
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/* For machines which care - */
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#if defined (_WIN32) || defined (__CYGWIN__)
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#define _FBINARY 0x10000
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#define _FTEXT 0x20000
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#define _FNOINHERIT 0x40000
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#define O_BINARY _FBINARY
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#define O_TEXT _FTEXT
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#define O_NOINHERIT _FNOINHERIT
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/* O_CLOEXEC is the Linux equivalent to O_NOINHERIT */
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#define O_CLOEXEC _FNOINHERIT
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/* The windows header files define versions with a leading underscore. */
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#define _O_RDONLY O_RDONLY
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#define _O_WRONLY O_WRONLY
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#define _O_RDWR O_RDWR
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#define _O_APPEND O_APPEND
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#define _O_CREAT O_CREAT
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#define _O_TRUNC O_TRUNC
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#define _O_EXCL O_EXCL
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#define _O_TEXT O_TEXT
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#define _O_BINARY O_BINARY
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#define _O_RAW O_BINARY
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#define _O_NOINHERIT O_NOINHERIT
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#endif
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#ifndef _POSIX_SOURCE
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/*
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* Flags that work for fcntl(fd, F_SETFL, FXXXX)
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*/
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#define FAPPEND _FAPPEND
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#define FSYNC _FSYNC
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#define FASYNC _FASYNC
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#define FNBIO _FNBIO
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#define FNONBIO _FNONBLOCK /* XXX fix to be NONBLOCK everywhere */
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#define FNDELAY _FNDELAY
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/*
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* Flags that are disallowed for fcntl's (FCNTLCANT);
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* used for opens, internal state, or locking.
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*/
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#define FREAD _FREAD
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#define FWRITE _FWRITE
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#define FMARK _FMARK
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#define FDEFER _FDEFER
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#define FSHLOCK _FSHLOCK
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#define FEXLOCK _FEXLOCK
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/*
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* The rest of the flags, used only for opens
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*/
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#define FOPEN _FOPEN
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#define FCREAT _FCREAT
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#define FTRUNC _FTRUNC
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#define FEXCL _FEXCL
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#define FNOCTTY _FNOCTTY
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#endif /* !_POSIX_SOURCE */
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/* XXX close on exec request; must match UF_EXCLOSE in user.h */
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#define FD_CLOEXEC 1 /* posix */
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/* fcntl(2) requests */
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#define F_DUPFD 0 /* Duplicate fildes */
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#define F_GETFD 1 /* Get fildes flags (close on exec) */
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#define F_SETFD 2 /* Set fildes flags (close on exec) */
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#define F_GETFL 3 /* Get file flags */
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#define F_SETFL 4 /* Set file flags */
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#ifndef _POSIX_SOURCE
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#define F_GETOWN 5 /* Get owner - for ASYNC */
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#define F_SETOWN 6 /* Set owner - for ASYNC */
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#endif /* !_POSIX_SOURCE */
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#define F_GETLK 7 /* Get record-locking information */
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#define F_SETLK 8 /* Set or Clear a record-lock (Non-Blocking) */
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#define F_SETLKW 9 /* Set or Clear a record-lock (Blocking) */
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#ifndef _POSIX_SOURCE
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#define F_RGETLK 10 /* Test a remote lock to see if it is blocked */
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#define F_RSETLK 11 /* Set or unlock a remote lock */
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#define F_CNVT 12 /* Convert a fhandle to an open fd */
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#define F_RSETLKW 13 /* Set or Clear remote record-lock(Blocking) */
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#endif /* !_POSIX_SOURCE */
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#ifdef __CYGWIN__
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#define F_DUPFD_CLOEXEC 14 /* As F_DUPFD, but set close-on-exec flag */
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#endif
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/* fcntl(2) flags (l_type field of flock structure) */
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#define F_RDLCK 1 /* read lock */
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#define F_WRLCK 2 /* write lock */
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#define F_UNLCK 3 /* remove lock(s) */
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#ifndef _POSIX_SOURCE
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#define F_UNLKSYS 4 /* remove remote locks for a given system */
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#endif /* !_POSIX_SOURCE */
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#ifdef __CYGWIN__
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/* Special descriptor value to denote the cwd in calls to openat(2) etc. */
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#define AT_FDCWD -2
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/* Flag values for faccessat2) et al. */
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#define AT_EACCESS 1
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#define AT_SYMLINK_NOFOLLOW 2
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#define AT_SYMLINK_FOLLOW 4
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#define AT_REMOVEDIR 8
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#endif
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/*#include <sys/stdtypes.h>*/
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#ifndef __CYGWIN__
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/* file segment locking set data type - information passed to system by user */
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struct flock {
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short l_type; /* F_RDLCK, F_WRLCK, or F_UNLCK */
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short l_whence; /* flag to choose starting offset */
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long l_start; /* relative offset, in bytes */
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long l_len; /* length, in bytes; 0 means lock to EOF */
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short l_pid; /* returned with F_GETLK */
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short l_xxx; /* reserved for future use */
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};
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#endif /* __CYGWIN__ */
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#ifndef _POSIX_SOURCE
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/* extended file segment locking set data type */
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struct eflock {
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short l_type; /* F_RDLCK, F_WRLCK, or F_UNLCK */
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short l_whence; /* flag to choose starting offset */
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long l_start; /* relative offset, in bytes */
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long l_len; /* length, in bytes; 0 means lock to EOF */
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short l_pid; /* returned with F_GETLK */
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short l_xxx; /* reserved for future use */
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long l_rpid; /* Remote process id wanting this lock */
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long l_rsys; /* Remote system id wanting this lock */
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};
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#endif /* !_POSIX_SOURCE */
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#include <sys/types.h>
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#include <sys/stat.h> /* sigh. for the mode bits for open/creat */
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extern int open _PARAMS ((const char *, int, ...));
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extern int creat _PARAMS ((const char *, mode_t));
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extern int fcntl _PARAMS ((int, int, ...));
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#ifdef __CYGWIN__
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#include <sys/time.h>
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extern int futimesat _PARAMS ((int, const char *, const struct timeval *));
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extern int openat _PARAMS ((int, const char *, int, ...));
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#endif
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/* Provide _<systemcall> prototypes for functions provided by some versions
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of newlib. */
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#ifdef _COMPILING_NEWLIB
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extern int _open _PARAMS ((const char *, int, ...));
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extern int _fcntl _PARAMS ((int, int, ...));
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#ifdef __LARGE64_FILES
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extern int _open64 _PARAMS ((const char *, int, ...));
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#endif
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif /* !_SYS__DEFAULT_FCNTL_H_ */
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