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glibc/sysdeps/unix/sysv/linux/lxstat.c
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/* lxstat using old-style Unix lstat system call. | |
Copyright (C) 1991-2016 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/>. */ | |
/* Ho hum, if xstat == xstat64 we must get rid of the prototype or gcc | |
will complain since they don't strictly match. */ | |
#define __lxstat64 __lxstat64_disable | |
#include <errno.h> | |
#include <stddef.h> | |
#include <sys/stat.h> | |
#include <kernel_stat.h> | |
#include <sysdep.h> | |
#include <sys/syscall.h> | |
#include <xstatconv.h> | |
/* Get information about the file NAME in BUF. */ | |
int | |
__lxstat (int vers, const char *name, struct stat *buf) | |
{ | |
if (vers == _STAT_VER_KERNEL) | |
return INLINE_SYSCALL (lstat, 2, name, (struct kernel_stat *) buf); | |
#ifdef STAT_IS_KERNEL_STAT | |
return INLINE_SYSCALL_ERROR_RETURN_VALUE (EINVAL); | |
#else | |
struct kernel_stat kbuf; | |
int result; | |
result = INLINE_SYSCALL (lstat, 2, name, &kbuf); | |
if (result == 0) | |
result = __xstat_conv (vers, &kbuf, buf); | |
return result; | |
#endif | |
} | |
hidden_def (__lxstat) | |
weak_alias (__lxstat, _lxstat); | |
#ifdef XSTAT_IS_XSTAT64 | |
#undef __lxstat64 | |
strong_alias (__lxstat, __lxstat64); | |
hidden_ver (__lxstat, __lxstat64) | |
#endif |