glibc/io/fstatat.c

42 lines
1.2 KiB
C

/* Copyright (C) 2005-2022 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 <errno.h>
int
__fstatat (int fd, const char *file, struct stat *buf, int flag)
{
if (fd < 0 && fd != AT_FDCWD)
{
__set_errno (EBADF);
return -1;
}
if (buf == NULL || (flag & ~AT_SYMLINK_NOFOLLOW) != 0)
{
__set_errno (EINVAL);
return -1;
}
__set_errno (ENOSYS);
return -1;
}
weak_alias (__fstatat, fstatat)
stub_warning (fstatat)