projects / thirdparty / glibc.git / blame
| Commit | Line | Data |
|---|---|---|
| 47b33891 | 1 | /* Return information about the filesystem on which FILE resides. |
| 688903eb | 2 | Copyright (C) 1998-2018 Free Software Foundation, Inc. |
| 47b33891 RM |
3 | This file is part of the GNU C Library. |
| 4 | ||
| 5 | The GNU C Library is free software; you can redistribute it and/or | |
| 41bdb6e2 AJ |
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. | |
| 47b33891 RM |
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 | |
| 41bdb6e2 | 13 | Lesser General Public License for more details. |
| 47b33891 | 14 | |
| 41bdb6e2 | 15 | You should have received a copy of the GNU Lesser General Public |
| 59ba27a6 PE |
16 | License along with the GNU C Library; if not, see |
| 17 | <http://www.gnu.org/licenses/>. */ | |
| 47b33891 RM |
18 | |
| 19 | #include <errno.h> | |
| 47b33891 RM |
20 | #include <stddef.h> |
| 21 | #include <string.h> | |
| 08c9a553 UD |
22 | #include <sys/stat.h> |
| 23 | #include <sys/statfs.h> | |
| 3aff5644 | 24 | #include "internal_statvfs.h" |
| 6ddd37a4 | 25 | #include <kernel-features.h> |
| 08c9a553 | 26 | |
| 47b33891 RM |
27 | /* Return information about the filesystem on which FILE resides. */ |
| 28 | int | |
| 87d2f3f0 | 29 | __statvfs64 (const char *file, struct statvfs64 *buf) |
| 47b33891 | 30 | { |
| 08c9a553 UD |
31 | struct statfs64 fsbuf; |
| 32 | int res = __statfs64 (file, &fsbuf); | |
| 33 | ||
| 34 | #ifndef __ASSUME_STATFS64 | |
| 35 | if (res < 0 && errno == ENOSYS) | |
| 36 | { | |
| 37 | struct statvfs buf32; | |
| 38 | ||
| 39 | res = statvfs (file, &buf32); | |
| 40 | if (res == 0) | |
| 41 | { | |
| 42 | buf->f_bsize = buf32.f_bsize; | |
| 43 | buf->f_frsize = buf32.f_frsize; | |
| 44 | buf->f_blocks = buf32.f_blocks; | |
| 45 | buf->f_bfree = buf32.f_bfree; | |
| 46 | buf->f_bavail = buf32.f_bavail; | |
| 47 | buf->f_files = buf32.f_files; | |
| 48 | buf->f_ffree = buf32.f_ffree; | |
| 49 | buf->f_favail = buf32.f_favail; | |
| 50 | buf->f_fsid = buf32.f_fsid; | |
| 51 | buf->f_flag = buf32.f_flag; | |
| 52 | buf->f_namemax = buf32.f_namemax; | |
| 53 | memcpy (buf->__f_spare, buf32.__f_spare, sizeof (buf32.__f_spare)); | |
| 54 | } | |
| 55 | } | |
| 56 | #endif | |
| 57 | ||
| 58 | if (res == 0) | |
| 26b0d2e1 EW |
59 | /* Convert the result. */ |
| 60 | __internal_statvfs64 (file, buf, &fsbuf, -1); | |
| 08c9a553 UD |
61 | |
| 62 | return res; | |
| 47b33891 | 63 | } |
| 87d2f3f0 | 64 | weak_alias (__statvfs64, statvfs64) |