glibc (2.38)
1 /* Definitions for getting information about a filesystem.
2 Copyright (C) 1996-2023 Free Software Foundation, Inc.
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
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 <https://www.gnu.org/licenses/>. */
18
19 #ifndef _SYS_STATFS_H
20 #define _SYS_STATFS_H 1
21
22 #include <features.h>
23
24 /* Get the system-specific definition of `struct statfs'. */
25 #include <bits/statfs.h>
26
27 __BEGIN_DECLS
28
29 /* Return information about the filesystem on which FILE resides. */
30 #ifndef __USE_FILE_OFFSET64
31 extern int statfs (const char *__file, struct statfs *__buf)
32 __THROW __nonnull ((1, 2));
33 #else
34 # ifdef __REDIRECT_NTH
35 extern int __REDIRECT_NTH (statfs,
36 (const char *__file, struct statfs *__buf),
37 statfs64) __nonnull ((1, 2));
38 # else
39 # define statfs statfs64
40 # endif
41 #endif
42 #ifdef __USE_LARGEFILE64
43 extern int statfs64 (const char *__file, struct statfs64 *__buf)
44 __THROW __nonnull ((1, 2));
45 #endif
46
47 /* Return information about the filesystem containing the file FILDES
48 refers to. */
49 #ifndef __USE_FILE_OFFSET64
50 extern int fstatfs (int __fildes, struct statfs *__buf)
51 __THROW __nonnull ((2));
52 #else
53 # ifdef __REDIRECT_NTH
54 extern int __REDIRECT_NTH (fstatfs, (int __fildes, struct statfs *__buf),
55 fstatfs64) __nonnull ((2));
56 # else
57 # define fstatfs fstatfs64
58 # endif
59 #endif
60 #ifdef __USE_LARGEFILE64
61 extern int fstatfs64 (int __fildes, struct statfs64 *__buf)
62 __THROW __nonnull ((2));
63 #endif
64
65 __END_DECLS
66
67 #endif /* sys/statfs.h */
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