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[thirdparty/glibc.git] / io / fxstatat64.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
   <https://www.gnu.org/licenses/>.  */

#include <errno.h>
#include <fcntl.h>
#include <stddef.h>
#include <sys/stat.h>

/* Get information about the file descriptor FD in BUF.  */
int
__fxstatat64 (int vers, int fd, const char *filename, struct stat64 *buf,
	      int flag)
{
  if (vers != _STAT_VER)
    {
      __set_errno (EINVAL);
      return -1;
    }

  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;
}
libc_hidden_def (__fxstatat64)
stub_warning (fstatat64)