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

/* Copyright (C) 1998, 1999, 2000 Free Software Foundation, Inc.
   This file is part of the GNU C Library.
   Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.

   The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Library General Public License as
   published by the Free Software Foundation; either version 2 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
   Library General Public License for more details.

   You should have received a copy of the GNU Library General Public
   License along with the GNU C Library; see the file COPYING.LIB.  If not,
   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
   Boston, MA 02111-1307, USA.  */

#include <errno.h>
#include <mntent.h>
#include <paths.h>
#include <string.h>
#include <sys/mount.h>
#include <sys/stat.h>
#include <sys/statfs.h>
#include <sys/statvfs.h>


int
fstatvfs (int fd, struct statvfs *buf)
{
  struct statfs fsbuf;
  struct stat st;

  /* Get as much information as possible from the system.  */
  if (__fstatfs (fd, &fsbuf) < 0)
    return -1;

#define STAT(st) fstat (fd, st)
#include "internal_statvfs.c"

  /* We signal success if the statfs call succeeded.  */
  return 0;
}