glibc (2.38)
1 /* Definitions for getting information about a filesystem.
2 Copyright (C) 1998-2023 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_STATVFS_H
20 #define _SYS_STATVFS_H 1
21
22 #include <features.h>
23
24 /* Get the system-specific definition of `struct statvfs'. */
25 #include <bits/statvfs.h>
26
27 #ifndef __USE_FILE_OFFSET64
28 # ifndef __fsblkcnt_t_defined
29 typedef __fsblkcnt_t fsblkcnt_t; /* Type to count file system blocks. */
30 # define __fsblkcnt_t_defined
31 # endif
32 # ifndef __fsfilcnt_t_defined
33 typedef __fsfilcnt_t fsfilcnt_t; /* Type to count file system inodes. */
34 # define __fsfilcnt_t_defined
35 # endif
36 #else
37 # ifndef __fsblkcnt_t_defined
38 typedef __fsblkcnt64_t fsblkcnt_t; /* Type to count file system blocks. */
39 # define __fsblkcnt_t_defined
40 # endif
41 # ifndef __fsfilcnt_t_defined
42 typedef __fsfilcnt64_t fsfilcnt_t; /* Type to count file system inodes. */
43 # define __fsfilcnt_t_defined
44 # endif
45 #endif
46
47 __BEGIN_DECLS
48
49 /* Return information about the filesystem on which FILE resides. */
50 #ifndef __USE_FILE_OFFSET64
51 extern int statvfs (const char *__restrict __file,
52 struct statvfs *__restrict __buf)
53 __THROW __nonnull ((1, 2));
54 #else
55 # ifdef __REDIRECT_NTH
56 extern int __REDIRECT_NTH (statvfs,
57 (const char *__restrict __file,
58 struct statvfs *__restrict __buf), statvfs64)
59 __nonnull ((1, 2));
60 # else
61 # define statvfs statvfs64
62 # endif
63 #endif
64 #ifdef __USE_LARGEFILE64
65 extern int statvfs64 (const char *__restrict __file,
66 struct statvfs64 *__restrict __buf)
67 __THROW __nonnull ((1, 2));
68 #endif
69
70 /* Return information about the filesystem containing the file FILDES
71 refers to. */
72 #ifndef __USE_FILE_OFFSET64
73 extern int fstatvfs (int __fildes, struct statvfs *__buf)
74 __THROW __nonnull ((2));
75 #else
76 # ifdef __REDIRECT_NTH
77 extern int __REDIRECT_NTH (fstatvfs, (int __fildes, struct statvfs *__buf),
78 fstatvfs64) __nonnull ((2));
79 # else
80 # define fstatvfs fstatvfs64
81 # endif
82 #endif
83 #ifdef __USE_LARGEFILE64
84 extern int fstatvfs64 (int __fildes, struct statvfs64 *__buf)
85 __THROW __nonnull ((2));
86 #endif
87
88 __END_DECLS
89
90 #endif /* sys/statvfs.h */
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