1 /* Copyright (C) 1998, 1999, 2000 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <http://www.gnu.org/licenses/>. */
18
19 #include <features.h>
20 #include <errno.h>
21 #include <mntent.h>
22 #include <paths.h>
23 #include <string.h>
24 #include <sys/mount.h>
25 #include <sys/stat.h>
26 #include <sys/statfs.h>
27 #include <sys/statvfs.h>
28
29
30 #ifndef __USE_FILE_OFFSET64
31 extern int fstatfs (int __fildes, struct statfs *__buf)
32 __THROW __nonnull ((2));
33 #else
34 # ifdef __REDIRECT_NTH
35 extern int __REDIRECT_NTH (fstatfs, (int __fildes, struct statfs *__buf),
36 fstatfs64) __nonnull ((2));
37 # else
38 # define fstatfs fstatfs64
39 # endif
40 #endif
41
42 extern __typeof(fstatfs) __libc_fstatfs;
43
fstatvfs(int fd,struct statvfs * buf)44 int fstatvfs (int fd, struct statvfs *buf)
45 {
46 struct statfs fsbuf;
47 struct stat st;
48
49 /* Get as much information as possible from the system. */
50 if (__libc_fstatfs (fd, &fsbuf) < 0)
51 return -1;
52
53 #define STAT(st) fstat (fd, st)
54 #include "internal_statvfs.c"
55
56 /* We signal success if the statfs call succeeded. */
57 return 0;
58 }
59 libc_hidden_def(fstatvfs)
60