178 lines
6.1 KiB
Groff
178 lines
6.1 KiB
Groff
.\" Copyright (c) 1989, 1991, 1993
|
|
.\" The Regents of the University of California. All rights reserved.
|
|
.\"
|
|
.\" Redistribution and use in source and binary forms, with or without
|
|
.\" modification, are permitted provided that the following conditions
|
|
.\" are met:
|
|
.\" 1. Redistributions of source code must retain the above copyright
|
|
.\" notice, this list of conditions and the following disclaimer.
|
|
.\" 2. Redistributions in binary form must reproduce the above copyright
|
|
.\" notice, this list of conditions and the following disclaimer in the
|
|
.\" documentation and/or other materials provided with the distribution.
|
|
.\" 3. All advertising materials mentioning features or use of this software
|
|
.\" must display the following acknowledgement:
|
|
.\" This product includes software developed by the University of
|
|
.\" California, Berkeley and its contributors.
|
|
.\" 4. Neither the name of the University nor the names of its contributors
|
|
.\" may be used to endorse or promote products derived from this software
|
|
.\" without specific prior written permission.
|
|
.\"
|
|
.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
|
.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
|
.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
.\" SUCH DAMAGE.
|
|
.\"
|
|
.\" @(#)getfsstat.2 8.3 (Berkeley) 5/25/95
|
|
.\" %FreeBSD: src/lib/libc/sys/getfsstat.2,v 1.12 2002/12/12 17:25:53 ru Exp %
|
|
.\"
|
|
.\" $FreeBSD$
|
|
.Dd May 25, 1995
|
|
.Dt GETFSSTAT 2
|
|
.Os
|
|
.Sh ̾¾Î
|
|
.Nm getfsstat
|
|
.Nd ¥Þ¥¦¥ó¥È¤µ¤ì¤¿¤¹¤Ù¤Æ¤Î¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤Î¥ê¥¹¥È¤òÆÀ¤ë
|
|
.Sh ¥é¥¤¥Ö¥é¥ê
|
|
.Lb libc
|
|
.Sh ½ñ¼°
|
|
.In sys/param.h
|
|
.In sys/ucred.h
|
|
.In sys/mount.h
|
|
.Ft int
|
|
.Fn getfsstat "struct statfs *buf" "long bufsize" "int flags"
|
|
.Sh ²òÀâ
|
|
.Fn getfsstat
|
|
¤Ï¡¢¥Þ¥¦¥ó¥È¤µ¤ì¤¿¤¹¤Ù¤Æ¤Î¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤Ë´Ø¤¹¤ë¾ðÊó¤òÊÖ¤·¤Þ¤¹¡£
|
|
.Fa buf
|
|
¤Ï
|
|
¼¡¤Î¤è¤¦¤ËÄêµÁ¤µ¤ì¤ë
|
|
.Xr statfs
|
|
¹½Â¤ÂΤؤΥݥ¤¥ó¥¿¤Ç¤¹¡£
|
|
.Bd -literal
|
|
typedef struct fsid { int32_t val[2]; } fsid_t; /* ¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à ID ¥¿¥¤¥× */
|
|
|
|
/*
|
|
* ¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥àÅý·×
|
|
*/
|
|
|
|
#define MFSNAMELEN 16 /* ¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤Î¥¿¥¤¥×̾Ĺ¡¢¥Ì¥ë¤ò´Þ¤à */
|
|
#define MNAMELEN 90 /* ÊÖ¤µ¤ì¤¿Ì¾Á°¤Ë¤Ä¤¤¤Æ¤Î¥Ð¥Ã¥Õ¥¡¤ÎŤµ */
|
|
|
|
struct statfs {
|
|
long f_spare2; /* ¥×¥ì¡¼¥¹¥Û¥ë¥À */
|
|
long f_bsize; /* ´ðËÜŪ¤Ê¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤Î¥Ö¥í¥Ã¥¯¥µ¥¤¥º */
|
|
long f_iosize; /* ºÇŬ¤ÊžÁ÷¥Ö¥í¥Ã¥¯¥µ¥¤¥º */
|
|
long f_blocks; /* ¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥àÆâ¤Î¹ç·×¥Ç¡¼¥¿¥Ö¥í¥Ã¥¯ */
|
|
long f_bfree; /* ¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥àÆâ¤Î̤»ÈÍѤΥ֥í¥Ã¥¯ */
|
|
long f_bavail; /* ¥¹¡¼¥Ñ¥æ¡¼¥¶°Ê³°¤Î¥æ¡¼¥¶¤¬ÍøÍѤǤ¤ë̤»ÈÍѤΥ֥í¥Ã¥¯ */
|
|
long f_files; /* ¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥àÆâ¤Î¹ç·×¥Õ¥¡¥¤¥ë¥Î¡¼¥É */
|
|
long f_ffree; /* ¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥àÆâ¤Î̤»ÈÍѤΥե¡¥¤¥ë¥Î¡¼¥É */
|
|
fsid_t f_fsid; /* ¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à ID */
|
|
uid_t f_owner; /* ¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤ò¥Þ¥¦¥ó¥È¤·¤¿¥æ¡¼¥¶ */
|
|
int f_type; /* ¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤Î¥¿¥¤¥× (²¼µ¤ò»²¾È) */
|
|
int f_flags; /* ¥Þ¥¦¥ó¥È¥Õ¥é¥°¤Î¥³¥Ô¡¼ */
|
|
long f_spare[2]; /* ¸å¤Î¤¿¤á¤Î;Çò */
|
|
char f_fstypename[MFSNAMELEN];/* ¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤Î¥¿¥¤¥×̾ */
|
|
char f_mntonname[MNAMELEN];/* ¥Þ¥¦¥ó¥È¤µ¤ì¤¿¥Ç¥£¥ì¥¯¥È¥ê */
|
|
char f_mntfromname[MNAMELEN];/* ¥Þ¥¦¥ó¥È¤µ¤ì¤¿¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à */
|
|
};
|
|
.Ed
|
|
.Pp
|
|
ÊÖ¤µ¤ì¤ë²ÄǽÀ¤Î¤¢¤ë¥Õ¥é¥°¤Ë¤Ï¼¡¤Î¤â¤Î¤¬´Þ¤Þ¤ì¤Þ¤¹¡£
|
|
.Bl -tag -width MNT_ASYNCHRONOUS
|
|
.It Dv MNT_RDONLY
|
|
¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤ÏÆɼè¤êÀìÍѤȤ·¤Æ¥Þ¥¦¥ó¥È¤µ¤ì¤Æ¤¤¤Þ¤¹¡£
|
|
¥¹¡¼¥Ñ¥æ¡¼¥¶¤â½ñ¤¹þ¤à¤³¤È¤Ï¤Ç¤¤Þ¤»¤ó¡£
|
|
.It Dv MNT_NOEXEC
|
|
¤½¤Î¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¾å¤Î¥Õ¥¡¥¤¥ë¤ò¼Â¹Ô¤¹¤ë¤³¤È¤Ï¤Ç¤¤Þ¤»¤ó¡£
|
|
.It Dv MNT_NOSUID
|
|
¼Â¹Ô¤µ¤ì¤ë¤È¤¤Ë¡¢¥Õ¥¡¥¤¥ë¤Î setuid ¥Ó¥Ã¥È¤È setgid ¥Ó¥Ã¥È¤¬
|
|
¸ú²Ì¤ò»ý¤Á¤Þ¤»¤ó¡£
|
|
.It Dv MNT_NODEV
|
|
¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥àÆâ¤ÎÆüì¥Õ¥¡¥¤¥ë¤Ï³«¤±¤Þ¤»¤ó¡£
|
|
.It Dv MNT_SYNCHRONOUS
|
|
¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤Ø¤Î¤¹¤Ù¤Æ¤ÎÆþ½ÐÎϤ¬Æ±´üŪ¤Ë¼Â¹Ô¤µ¤ì¤Þ¤¹¡£
|
|
.It Dv MNT_ASYNCHRONOUS
|
|
¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥àÆþ½ÐÎϤ¬Æ±´üŪ¤Ë¼Â¹Ô¤µ¤ì¤Þ¤»¤ó¡£
|
|
.It Dv MNT_LOCAL
|
|
¥í¡¼¥«¥ë¤Ë¤¢¤ë¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤Ç¤¹¡£
|
|
.It Dv MNT_QUOTA
|
|
¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¾å¤Ç¥¯¥ª¡¼¥¿¤¬Í¸ú¤Ë¤Ê¤Ã¤Æ¤¤¤Þ¤¹¡£
|
|
.It Dv MNT_ROOTFS
|
|
¥ë¡¼¥È¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤Ç¤¢¤ë¤³¤È¤ò¼¨¤·¤Þ¤¹¡£
|
|
.It Dv MNT_EXRDONLY
|
|
¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤ÏÆɼè¤êÀìÍѤǥ¨¥¯¥¹¥Ý¡¼¥È¤µ¤ì¤Æ¤¤¤Þ¤¹¡£
|
|
.It Dv MNT_EXPORTED
|
|
¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤ÏÆɼè¤ê¤È½ñ¹þ¤ß¤ÎξÊý¤Ë¤Ä¤¤¤Æ¥¨¥¯¥¹¥Ý¡¼¥È¤µ¤ì¤Æ¤¤¤Þ¤¹¡£
|
|
.It Dv MNT_DEFEXPORTED
|
|
¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤Ï¤É¤Î¥¤¥ó¥¿¡¼¥Í¥Ã¥È¥Û¥¹¥È¤Ø¤âÆɼè¤ê¤È½ñ¹þ¤ß¤ÎξÊý¤Ë¤Ä¤¤¤Æ
|
|
¥¨¥¯¥¹¥Ý¡¼¥È¤µ¤ì¤Æ¤¤¤Þ¤¹¡£
|
|
.It Dv MNT_EXPORTANON
|
|
¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤Ï¤¹¤Ù¤Æ¤Î¥ê¥â¡¼¥È¥¢¥¯¥»¥¹¤òƿ̾¥æ¡¼¥¶¤Ø¥Þ¥Ã¥×¤·¤Þ¤¹¡£
|
|
.It Dv MNT_EXKERB
|
|
¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤Ï Kerberos uid ¥Þ¥Ã¥Ô¥ó¥°¤Ç¥¨¥¯¥¹¥Ý¡¼¥È¤µ¤ì¤Æ¤¤¤Þ¤¹¡£
|
|
.El
|
|
.Pp
|
|
ÆÃÄê¤Î¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤Ë¤Ä¤¤¤Æ̤ÄêµÁ¤È¤Ê¤ë¥Õ¥£¡¼¥ë¥É¤Ï -1 ¤ËÀßÄꤵ¤ì¤Þ¤¹¡£
|
|
¥Ð¥Ã¥Õ¥¡¤Ï
|
|
.Fa fsstat
|
|
¹½Â¤ÂΤÎÇÛÎó¤ÇËä¤á¤é¤ì¤Þ¤¹¡£
|
|
¥Þ¥¦¥ó¥È¤µ¤ì¤¿³Æ¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤Ë¤Ä¤¤¤Æ 1 ¤Ä¤º¤Ä¡¢ºÇ¹â
|
|
.Fa bufsize
|
|
¤Ç»ØÄꤵ¤ì¤¿¥µ¥¤¥º¤Þ¤Ç¤Ç¤¹¡£
|
|
.Pp
|
|
.Fa buf
|
|
¤È¤·¤Æ NULL ¤¬»ØÄꤵ¤ì¤Æ¤¤¤ë¾ì¹ç¡¢
|
|
.Fn getfsstat
|
|
¤Ï¥Þ¥¦¥ó¥È¤µ¤ì¤Æ¤¤¤ë¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤Î¿ô¤Î¤ß¤òÊÖ¤·¤Þ¤¹¡£
|
|
.Pp
|
|
Ä̾
|
|
.Fa flags
|
|
¤Ë¤Ï
|
|
.Dv MNT_WAIT
|
|
¤ò»ØÄꤹ¤ë¤Ù¤¤Ç¤¹¡£
|
|
.Fa flags
|
|
¤È¤·¤Æ
|
|
.Dv MNT_NOWAIT
|
|
¤¬»ØÄꤵ¤ì¤Æ¤¤¤ë¾ì¹ç¡¢
|
|
.Fn getfsstat
|
|
¤Ï³Æ¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤«¤é¤Î¹¹¿·¤òÍ׵᤻¤º¤ËÍøÍѤǤ¤ë¾ðÊó¤òÊÖ¤·¤Þ¤¹¡£
|
|
¤½¤Î¤¿¤á¡¢¾ðÊó¤Î¤¦¤Á¤Ë¤Ï¸Å¤¯¤Ê¤Ã¤Æ¤¤¤ë¤â¤Î¤¬¤¢¤ë¤Ç¤·¤ç¤¦¤¬¡¢
|
|
.Fn getfsstat
|
|
¤Ï±þÅú¤Ç¤¤Ê¤¤¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤«¤é¤Î¾ðÊó¤ò
|
|
ÂÔµ¡¤·¤Æ¥Ö¥í¥Ã¥¯¤¹¤ë¤³¤È¤Ï¤¢¤ê¤Þ¤»¤ó¡£
|
|
.Sh Ìá¤êÃÍ
|
|
Àµ¾ï¤Ë´°Î»¤¹¤ë¤È
|
|
.Fa fsstat
|
|
¹½Â¤ÂΤοô¤¬ÊÖ¤µ¤ì¤Þ¤¹¡£
|
|
¤½¤¦¤Ç¤Ê¤¤¾ì¹ç¤Ï -1 ¤¬ÊÖ¤µ¤ì¡¢¥¨¥é¡¼¤ò¼¨¤¹¤¿¤á¤Ë¥°¥í¡¼¥Ð¥ëÊÑ¿ô
|
|
.Va errno
|
|
¤¬ÀßÄꤵ¤ì¤Þ¤¹¡£
|
|
.Sh ¥¨¥é¡¼
|
|
.Fn getfsstat
|
|
¤Ï°Ê²¼¤Î 1 ¤Ä¤Ç¤â¿¿¤Î¾ì¹ç¡¢½èÍý¤Ë¼ºÇÔ¤·¤Þ¤¹:
|
|
.Bl -tag -width Er
|
|
.It Bq Er EFAULT
|
|
.Fa buf
|
|
¤¬Ìµ¸ú¤Ê¥¢¥É¥ì¥¹¤ò»Ø¤·¤Æ¤¤¤Þ¤¹¡£
|
|
.It Bq Er EIO
|
|
¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤òÆɤ߽ñ¤¤·¤Æ¤¤¤ë´Ö¤Ë
|
|
.Tn I/O
|
|
(Æþ½ÐÎÏ) ¥¨¥é¡¼¤¬È¯À¸¤·¤Þ¤·¤¿¡£
|
|
.El
|
|
.Sh ´ØÏ¢¹àÌÜ
|
|
.Xr statfs 2 ,
|
|
.Xr fstab 5 ,
|
|
.Xr mount 8
|
|
.Sh Îò»Ë
|
|
.Fn getfsstat
|
|
´Ø¿ô¤Ï
|
|
.Bx 4.4
|
|
¤Ç¤Ï¤¸¤á¤ÆÅо줷¤Þ¤·¤¿¡£
|