mirror of
git://sourceware.org/git/glibc.git
synced 2024-11-21 01:12:26 +08:00
94 lines
3.1 KiB
C
94 lines
3.1 KiB
C
/* POSIX-specific extra functions.
|
|
Copyright (C) 2016-2024 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 of the License, or (at your option) any later version.
|
|
|
|
The GNU C Library is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with the GNU C Library; if not, see
|
|
<https://www.gnu.org/licenses/>. */
|
|
|
|
/* These wrapper functions use POSIX types and therefore cannot be
|
|
declared in <support/support.h>. */
|
|
|
|
#ifndef SUPPORT_XUNISTD_H
|
|
#define SUPPORT_XUNISTD_H
|
|
|
|
#include <sys/cdefs.h>
|
|
#include <sys/types.h>
|
|
#include <sys/stat.h>
|
|
#include <unistd.h>
|
|
|
|
__BEGIN_DECLS
|
|
|
|
struct stat64;
|
|
|
|
pid_t xfork (void);
|
|
pid_t xwaitpid (pid_t, int *status, int flags);
|
|
void xpipe (int[2]);
|
|
void xdup2 (int, int);
|
|
int xopen (const char *path, int flags, mode_t);
|
|
#ifndef __USE_TIME_BITS64
|
|
# ifdef __USE_FILE_OFFSET64
|
|
void xstat (const char *path, struct stat *);
|
|
void xlstat (const char *path, struct stat *);
|
|
void xfstat (int fd, struct stat *);
|
|
# else
|
|
void xstat (const char *path, struct stat64 *);
|
|
void xlstat (const char *path, struct stat64 *);
|
|
void xfstat (int fd, struct stat64 *);
|
|
# endif
|
|
#else
|
|
void __REDIRECT (xstat, (const char *path, struct stat *), xstat_time64);
|
|
void __REDIRECT (xlstat, (const char *path, struct stat *), xlstat_time64);
|
|
void __REDIRECT (xfstat, (int fd, struct stat *), xfstat_time64);
|
|
#endif
|
|
void xmkdir (const char *path, mode_t);
|
|
void xchroot (const char *path);
|
|
void xunlink (const char *path);
|
|
long xsysconf (int name);
|
|
long long xlseek (int fd, long long offset, int whence);
|
|
void xftruncate (int fd, long long length);
|
|
void xsymlink (const char *target, const char *linkpath);
|
|
void xchdir (const char *path);
|
|
void xfchmod (int fd, mode_t mode);
|
|
void xchmod (const char *pathname, mode_t mode);
|
|
void xmkfifo (const char *pathname, mode_t mode);
|
|
|
|
/* Equivalent of "mkdir -p". */
|
|
void xmkdirp (const char *, mode_t);
|
|
|
|
/* Read the link at PATH. The caller should free the returned string
|
|
with free. */
|
|
char *xreadlink (const char *path);
|
|
|
|
/* Close the file descriptor. Ignore EINTR errors, but terminate the
|
|
process on other errors. */
|
|
void xclose (int);
|
|
|
|
/* Write the buffer. Retry on short writes. */
|
|
void xwrite (int, const void *, size_t);
|
|
|
|
/* Read to buffer. Retry on short reads. */
|
|
void xread (int, void *, size_t);
|
|
|
|
/* Invoke mmap with a zero file offset. */
|
|
void *xmmap (void *addr, size_t length, int prot, int flags, int fd);
|
|
void xmprotect (void *addr, size_t length, int prot);
|
|
void xmunmap (void *addr, size_t length);
|
|
|
|
ssize_t xcopy_file_range(int fd_in, loff_t *off_in, int fd_out,
|
|
loff_t *off_out, size_t len, unsigned int flags);
|
|
|
|
__END_DECLS
|
|
|
|
#endif /* SUPPORT_XUNISTD_H */
|