| yuezonghe | 824eb0c | 2024-06-27 02:32:26 -0700 | [diff] [blame^] | 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, write to the Free |
| 17 | Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
| 18 | 02111-1307 USA. */ |
| 19 | |
| 20 | #include <features.h> |
| 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 | #ifndef __USE_FILE_OFFSET64 |
| 32 | extern int fstatfs (int __fildes, struct statfs *__buf) |
| 33 | __THROW __nonnull ((2)); |
| 34 | #else |
| 35 | # ifdef __REDIRECT_NTH |
| 36 | extern int __REDIRECT_NTH (fstatfs, (int __fildes, struct statfs *__buf), |
| 37 | fstatfs64) __nonnull ((2)); |
| 38 | # else |
| 39 | # define fstatfs fstatfs64 |
| 40 | # endif |
| 41 | #endif |
| 42 | |
| 43 | extern __typeof(fstatfs) __libc_fstatfs; |
| 44 | |
| 45 | int fstatvfs (int fd, struct statvfs *buf) |
| 46 | { |
| 47 | struct statfs fsbuf; |
| 48 | struct stat st; |
| 49 | |
| 50 | /* Get as much information as possible from the system. */ |
| 51 | if (__libc_fstatfs (fd, &fsbuf) < 0) |
| 52 | return -1; |
| 53 | |
| 54 | #define STAT(st) fstat (fd, st) |
| 55 | #include "internal_statvfs.c" |
| 56 | |
| 57 | /* We signal success if the statfs call succeeded. */ |
| 58 | return 0; |
| 59 | } |
| 60 | libc_hidden_def(fstatvfs) |