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update to match reality; this was *really* out of date!

This commit is contained in:
cgd 1994-04-25 18:47:04 +00:00
parent ebc3c0f8a4
commit 9f0883781f
1 changed files with 18 additions and 23 deletions
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41
lib/libc/sys/statfs.2
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@ -30,7 +30,7 @@
.\" SUCH DAMAGE.
.\"
.\" from: @(#)statfs.2 6.5 (Berkeley) 7/23/91
.\" $Id: statfs.2,v 1.6 1994/04/22 00:13:49 jtc Exp $
.\" $Id: statfs.2,v 1.7 1994/04/25 18:47:04 cgd Exp $
.\"
.Dd July 23, 1991
.Dt STATFS 2
@ -55,32 +55,27 @@ is a pointer to a
.Fn statfs
structure defined as follows:
.Bd -literal
typedef quad fsid_t;
typedef struct { long val[2]; } fsid_t;
#define MNAMELEN 32 /* length of buffer for returned name */
#define MFSNAMELEN 15 /* length of fs type name, not inc. null */
#define MNAMELEN 90 /* length of buffer for returned name */
struct statfs {
short f_type; /* type of filesystem (see below) */
short f_flags; /* copy of mount flags */
long f_fsize; /* fundamental file system block size */
long f_bsize; /* optimal transfer block size */
long f_blocks; /* total data blocks in file system */
long f_bfree; /* free blocks in fs */
long f_bavail; /* free blocks avail to non-superuser */
long f_files; /* total file nodes in file system */
long f_ffree; /* free file nodes in fs */
fsid_t f_fsid; /* file system id */
long f_spare[6]; /* spare for later */
char f_mntonname[MNAMELEN]; /* mount point */
char f_mntfromname[MNAMELEN]; /* mounted filesystem */
short f_type; /* type of filesystem (unused; zero) */
short f_flags; /* copy of mount flags */
long f_fsize; /* fundamental file system block size */
long f_bsize; /* optimal transfer block size */
long f_blocks; /* total data blocks in file system */
long f_bfree; /* free blocks in fs */
long f_bavail; /* free blocks avail to non-superuser */
long f_files; /* total file nodes in file system */
long f_ffree; /* free file nodes in fs */
fsid_t f_fsid; /* file system id */
long f_spare[6]; /* spare for later */
char f_fstypename[MFSNAMELEN+1]; /* fs type name (inc. null) */
char f_mntonname[MNAMELEN]; /* mount point */
char f_mntfromname[MNAMELEN]; /* mounted filesystem */
};
/*
* File system types.
*/
#define MOUNT_UFS 1
#define MOUNT_NFS 2
#define MOUNT_MFS 3
#define MOUNT_PC 4
.Ed
.Pp
Fields that are undefined for a particular file system are set to -1.