Added statvfs.h header and implemented statvfs() and fstatvfs() - both untested, though.
git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@14746 a95241bf-73f2-0310-859d-f6bbb57e9c96
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/*
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* Copyright 2005, Haiku, Inc. All Rights Reserved.
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* Distributed under the terms of the MIT License.
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*/
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#ifndef _STAT_VFS_H_
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#define _STAT_VFS_H_
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#include <sys/types.h>
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struct statvfs {
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unsigned long f_bsize; /* block size */
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unsigned long f_frsize; /* fundamental block size */
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fsblkcnt_t f_blocks; /* number of blocks on file system in units of f_frsize */
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fsblkcnt_t f_bfree; /* number of free blocks */
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fsblkcnt_t f_bavail; /* number of free blocks available to processes */
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fsfilcnt_t f_files; /* number of file serial numbers */
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fsfilcnt_t f_ffree; /* number of free file serial numbers */
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fsfilcnt_t f_favail; /* number of file serial numbers available to processes */
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unsigned long f_fsid; /* file system ID */
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unsigned long f_flag; /* see below */
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unsigned long f_namemax; /* maximum file name length */
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};
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#define ST_RDONLY 1
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#define ST_NOSUID 2
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#ifdef __cplusplus
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extern "C" {
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#endif
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int statvfs(const char *path, struct statvfs *statvfs);
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int fstatvfs(int fd, struct statvfs *statvfs);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _STAT_VFS_H_ */
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@ -10,6 +10,7 @@ KernelMergeObject posix_sys.o :
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rlimit.c
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rlimit.c
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select.c
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select.c
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stat.c
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stat.c
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statvfs.c
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sysctl.c
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sysctl.c
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times.c
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times.c
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uio.c
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uio.c
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/*
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* Copyright 2005, Axel Dörfler, axeld@pinc-software.de. All rights reserved.
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* Distributed under the terms of the MIT License.
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*/
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#include <sys/statvfs.h>
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#include <sys/stat.h>
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#include <fs_info.h>
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static int
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fill_statvfs(dev_t device, struct statvfs *statvfs)
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{
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fs_info info;
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if (fs_stat_dev(device, &info) < 0)
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return -1;
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statvfs->f_frsize = statvfs->f_bsize = info.block_size;
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statvfs->f_blocks = info.total_blocks;
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statvfs->f_bavail = statvfs->f_bfree = info.free_blocks;
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statvfs->f_files = info.total_nodes;
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statvfs->f_favail = statvfs->f_ffree = info.free_nodes;
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statvfs->f_fsid = device;
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statvfs->f_flag = info.flags & B_FS_IS_READONLY ? ST_RDONLY : 0;
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statvfs->f_namemax = B_FILE_NAME_LENGTH;
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return 0;
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}
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// #pragma mark -
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int
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statvfs(const char *path, struct statvfs *statvfs)
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{
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dev_t device = dev_for_path(path);
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if (device < 0)
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return -1;
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return fill_statvfs(device, statvfs);
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}
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int
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fstatvfs(int fd, struct statvfs *statvfs)
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{
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struct stat stat;
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if (fstat(fd, &stat) < 0)
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return -1;
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return fill_statvfs(stat.st_dev, statvfs);
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}
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