1 /* Definitions for getting information about a filesystem.
2    Copyright (C) 1998, 1999, 2000, 2004 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    <http://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 statfs'.  */
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 libc_hidden_proto(statvfs)
55 #else
56 # ifdef __REDIRECT_NTH
57 extern int __REDIRECT_NTH (statvfs,
58 			   (const char *__restrict __file,
59 			    struct statvfs *__restrict __buf), statvfs64)
60      __nonnull ((1, 2));
61 # else
62 #  define statvfs statvfs64
63 # endif
64 #endif
65 #ifdef __USE_LARGEFILE64
66 extern int statvfs64 (const char *__restrict __file,
67 		      struct statvfs64 *__restrict __buf)
68      __THROW __nonnull ((1, 2));
69 #endif
70 
71 /* Return information about the filesystem containing the file FILDES
72    refers to.  */
73 #ifndef __USE_FILE_OFFSET64
74 extern int fstatvfs (int __fildes, struct statvfs *__buf)
75      __THROW __nonnull ((2));
76 libc_hidden_proto(fstatvfs)
77 #else
78 # ifdef __REDIRECT_NTH
79 extern int __REDIRECT_NTH (fstatvfs, (int __fildes, struct statvfs *__buf),
80 			   fstatvfs64) __nonnull ((2));
81 # else
82 #  define fstatvfs fstatvfs64
83 # endif
84 #endif
85 #ifdef __USE_LARGEFILE64
86 extern int fstatvfs64 (int __fildes, struct statvfs64 *__buf)
87      __THROW __nonnull ((2));
88 #endif
89 
90 __END_DECLS
91 
92 #endif	/* sys/statvfs.h */
93