minix/include/sys/statvfs.h
Thomas Veerman 253b4b3fe5 - Add support for ST_NOTRUNC to struct statvfs.
- Let tests that test for long file names check for that flag, so that they can
  verify the results properly.
2010-08-02 11:16:32 +00:00

39 lines
1.6 KiB
C

/* Statvfs implementation corresponding to:
* http://www.opengroup.org/onlinepubs/009695399/basedefs/sys/statvfs.h.html
*/
#ifndef _STATVFS_H
#define _STATVFS_H
#include <minix/types.h>
struct statvfs {
unsigned long f_bsize; /* File system block size. */
unsigned long f_frsize; /* Fundamental file system block size. */
fsblkcnt_t f_blocks; /* Total number of blocks on file system */
/* in units of f_frsize. */
fsblkcnt_t f_bfree; /* Total number of free blocks. */
fsblkcnt_t f_bavail; /* Number of free blocks available to */
/* non-privileged process. */
fsfilcnt_t f_files; /* Total number of file serial numbers. */
fsfilcnt_t f_ffree; /* Total number of free file serial numbers. */
fsfilcnt_t f_favail; /* Number of file serial numbers available */
/* to non-privileged process. */
unsigned long f_fsid; /* File system ID. */
unsigned long f_flag; /* Bit mask of f_flag values. */
unsigned long f_namemax; /* Maximum filename length. */
unsigned char __padding[32]; /* Padding for future compatibility */
};
_PROTOTYPE( int fstatvfs, (int fd, struct statvfs *st) );
_PROTOTYPE( int statvfs, (const char *path, struct statvfs *st));
/* Possible values for statvfs->f_flag */
#define ST_RDONLY 0x001 /* Read-only file system */
#define ST_NOSUID 0x002 /* Does not support the semantics of the
* ST_ISUID and ST_ISGID file mode bits. */
#define ST_NOTRUNC 0x004 /* File system does not truncate file names
* longer than NAME_MAX */
#endif /* _STAVTFS_H */