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 <_lfs_64.h>
20
21 #include <errno.h>
22 #include <mntent.h>
23 #include <paths.h>
24 #include <string.h>
25 #include <sys/mount.h>
26 #include <sys/stat.h>
27 #include <sys/statfs.h>
28 #include <sys/statvfs.h>
29
30
31 #undef stat
32 #define stat stat64
33
fstatvfs64(int fd,struct statvfs64 * buf)34 int fstatvfs64 (int fd, struct statvfs64 *buf)
35 {
36 struct statfs64 fsbuf;
37 struct stat64 st;
38 #if !defined __UCLIBC_LINUX_SPECIFIC__
39 int ret;
40 struct statvfs buf32;
41
42 ret = fstatvfs (fd, &buf32);
43 if (ret == 0) {
44 fsbuf.f_bsize = buf32.f_bsize;
45 fsbuf.f_frsize = buf32.f_frsize;
46 fsbuf.f_blocks = buf32.f_blocks;
47 fsbuf.f_bfree = buf32.f_bfree;
48 fsbuf.f_bavail = buf32.f_bavail;
49 fsbuf.f_files = buf32.f_files;
50 fsbuf.f_ffree = buf32.f_ffree;
51 if (sizeof (fsbuf.f_fsid) == sizeof(buf32.f_fsid))
52 memcpy (&fsbuf.f_fsid, &buf32.f_fsid, sizeof(fsbuf.f_fsid));
53 /* and if not, then you could approximate or whatever.. */
54 fsbuf.f_namelen = buf32.f_namemax;
55 } else
56 return ret;
57 #else
58 /* Get as much information as possible from the system. */
59 if (fstatfs64 (fd, &fsbuf) < 0)
60 return -1;
61 #endif
62 #define STAT(st) fstat64 (fd, st)
63 #include "internal_statvfs.c"
64
65 /* We signal success if the statfs call succeeded. */
66 return 0;
67 }
68