glibc/sysdeps/unix/sysv/linux/fxstatat64.c
Joseph Myers 04277e02d7 Update copyright dates with scripts/update-copyrights.
* All files with FSF copyright notices: Update copyright dates
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	* locale/programs/charmap-kw.h: Regenerated.
	* locale/programs/locfile-kw.h: Likewise.
2019-01-01 00:11:28 +00:00

59 lines
1.8 KiB
C

/* Copyright (C) 2005-2019 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
<http://www.gnu.org/licenses/>. */
#include <errno.h>
#include <fcntl.h>
#include <stddef.h>
#include <stdio.h>
#include <string.h>
#include <sys/stat.h>
#include <kernel_stat.h>
#include <sysdep.h>
#include <sys/syscall.h>
#include <statx_cp.h>
/* Get information about the file NAME in BUF. */
int
__fxstatat64 (int vers, int fd, const char *file, struct stat64 *st, int flag)
{
if (__glibc_unlikely (vers != _STAT_VER_LINUX))
return INLINE_SYSCALL_ERROR_RETURN_VALUE (EINVAL);
int result;
INTERNAL_SYSCALL_DECL (err);
#ifdef __NR_fstatat64
result = INTERNAL_SYSCALL (fstatat64, err, 4, fd, file, st, flag);
#else
struct statx tmp;
result = INTERNAL_SYSCALL (statx, err, 5, fd, file, AT_NO_AUTOMOUNT | flag,
STATX_BASIC_STATS, &tmp);
if (result == 0)
__cp_stat64_statx (st, &tmp);
#endif
if (!__builtin_expect (INTERNAL_SYSCALL_ERROR_P (result, err), 1))
return 0;
else
return INLINE_SYSCALL_ERROR_RETURN_VALUE (INTERNAL_SYSCALL_ERRNO (result,
err));
}
libc_hidden_def (__fxstatat64)