glibc/sysdeps/unix/sysv/linux/fstat.c

/* Get file status.  Linux version.
   Copyright (C) 2020-2021 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 <kernel_stat.h>
#include <fcntl.h>
#include <errno.h>

#if !XSTAT_IS_XSTAT64
int
__fstat (int fd, struct stat *buf)
{
  if (fd < 0)
    {
      __set_errno (EBADF);
      return -1;
    }
  return __fstatat (fd, "", buf, AT_EMPTY_PATH);
}

weak_alias (__fstat, fstat)
#endif