1 /*
2 * fstatvfs function
3 *
4 * Copyright 2004 Alexandre Julliard
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
19 */
20
21 #include "config.h"
22 #include "wine/port.h"
23
24 #ifndef HAVE_FSTATVFS
25
26 #include <sys/types.h>
27 #include <sys/stat.h>
28 #include <errno.h>
29 #ifdef HAVE_SYS_PARAM_H
30 # include <sys/param.h>
31 #endif
32 #ifdef HAVE_SYS_VFS_H
33 # include <sys/vfs.h>
34 #endif
35 #ifdef HAVE_SYS_MOUNT_H
36 # include <sys/mount.h>
37 #endif
38 #ifdef HAVE_SYS_STATFS_H
39 # include <sys/statfs.h>
40 #endif
41
42 int fstatvfs( int fd, struct statvfs *buf )
43 {
44 int ret;
45 #ifdef HAVE_FSTATFS
46 struct statfs info;
47
48 /* FIXME: add autoconf check for this */
49 #if defined(__svr4__) || defined(_SCO_DS) || defined(__sun)
50 ret = fstatfs( fd, &info, 0, 0 );
51 #else
52 ret = fstatfs( fd, &info );
53 #endif
54 if (ret >= 0)
55 {
56 memset( buf, 0, sizeof(*buf) );
57 buf->f_bsize = info.f_bsize;
58 buf->f_blocks = info.f_blocks;
59 buf->f_files = info.f_files;
60 #ifdef HAVE_STRUCT_STATFS_F_NAMELEN
61 buf->f_namemax = info.f_namelen;
62 #endif
63 #ifdef HAVE_STRUCT_STATFS_F_FRSIZE
64 buf->f_frsize = info.f_frsize;
65 #else
66 buf->f_frsize = info.f_bsize;
67 #endif
68 #ifdef HAVE_STRUCT_STATFS_F_BFREE
69 buf->f_bfree = info.f_bfree;
70 #else
71 buf->f_bfree = info.f_bavail;
72 #endif
73 #ifdef HAVE_STRUCT_STATFS_F_BAVAIL
74 buf->f_bavail = info.f_bavail;
75 #else
76 buf->f_bavail = info.f_bfree;
77 #endif
78 #ifdef HAVE_STRUCT_STATFS_F_FFREE
79 buf->f_ffree = info.f_ffree;
80 #else
81 buf->f_ffree = info.f_favail;
82 #endif
83 #ifdef HAVE_STRUCT_STATFS_F_FAVAIL
84 buf->f_favail = info.f_favail;
85 #else
86 buf->f_favail = info.f_ffree;
87 #endif
88 }
89 #else /* HAVE_FSTATFS */
90 ret = -1;
91 errno = ENOSYS;
92 #endif /* HAVE_FSTATFS */
93 return ret;
94 }
95
96 #endif /* HAVE_FSTATVFS */
97
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