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/* fxstatat used on fstatat, Linux implementation.
Copyright (C) 2005-2020 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/>. */
#include <sys/stat.h>
#include <fcntl.h>
#include <kernel_stat.h>
#include <sysdep.h>
#if !XSTAT_IS_XSTAT64
# include <xstatconv.h>
# include <xstatover.h>
/* Get information about the file FD in BUF. */
int
__fxstatat (int vers, int fd, const char *file, struct stat *st, int flag)
{
#if STAT_IS_KERNEL_STAT
/* New kABIs which uses generic pre 64-bit time Linux ABI, e.g.
csky, nios2 */
if (vers == _STAT_VER_KERNEL)
{
int r = INLINE_SYSCALL_CALL (fstatat64, fd, file, st, flag);
return r ?: stat_overflow (st);
}
return INLINE_SYSCALL_ERROR_RETURN_VALUE (EINVAL);
#else
/* Old kABIs with old non-LFS support, e.g. arm, i386, hppa, m68k, mips32,
microblaze, s390, sh, powerpc32, and sparc32. */
struct stat64 st64;
int r = INLINE_SYSCALL_CALL (fstatat64, fd, file, &st64, flag);
return r ?: __xstat32_conv (vers, &st64, st);
#endif
}
#endif /* XSTAT_IS_XSTAT64 */
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