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.\" Copyright 1993 Giorgio Ciucci (giorgio@crcc.it)
.\"
.\" Permission is granted to make and distribute verbatim copies of this
.\" manual provided the copyright notice and this permission notice are
.\" preserved on all copies.
.\"
.\" Permission is granted to copy and distribute modified versions of this
.\" manual under the conditions for verbatim copying, provided that the
.\" entire resulting derived work is distributed under the terms of a
.\" permission notice identical to this one.
.\"
.\" Since the Linux kernel and libraries are constantly changing, this
.\" manual page may be incorrect or out-of-date. The author(s) assume no
.\" responsibility for errors or omissions, or for damages resulting from
.\" the use of the information contained herein. The author(s) may not
.\" have taken the same level of care in the production of this manual,
.\" which is licensed free of charge, as they might when working
.\" professionally.
.\"
.\" Formatted or processed versions of this manual, if unaccompanied by
.\" the source, must acknowledge the copyright and authors of this work.
.\"
.\" Modified 2001-11-28, by Michael Kerrisk, <mtk.manpages@gmail.com>
.\" Changed data type of proj_id; minor fixes
.\" aeb: further fixes; added notes.
.\"
.\" Japanese Version Copyright (c) 1998 NAKANO Takeo all rights reserved.
.\" Translated Tue Apr 28 1998 by NAKANO Takeo <nakano@apm.seikei.ac.jp>
.\" Updated Sun 6 Jan 2002 by NAKANO Takeo
.\"
.TH FTOK 3 2001-11-28 "Linux" "Linux Programmer's Manual"
.SH ̾
ftok \- ѥ̾ȥץȼ̻Ҥ System V IPC Ѵ
.SH
.nf
.B #include <sys/types.h>
.B #include <sys/ipc.h>
.fi
.sp
.BI "key_t ftok(const char *" pathname ", int " proj_id );
.SH
.BR ftok ()
ؿ
.I pathname
Ϳ줿ե (¸ߤǽǤʤФʤʤ)
Υե̾μ̾ (identity) ȡ
.I proj_id
(0 ǤäƤϤʤʤ) 8 ӥåȤȤѤơ
.I key_t
System V IPC 롣
Υ
.BR msgget (2),
.BR semget (2),
.BR shmget (2)
ʤɤǤѤŬƤ롣
.LP
Ʊեѥ̾ȡƱ
.I proj_id
ФƤϡ̤ͤʤ롣
ե뤬ä (ξξԤƱ¸ߤƤϤ)
.I proj_id
ۤʤȡ֤ͤۤʤ롣
.SH ֤
줿
.I key_t
֤ͤ롣
Ԥ \-1 ֤졢顼Ƥ
.B errno
˽ޤ롣Ƥϥƥॳ
.BR stat (2)
ΤΤƱǤ롣
.SH
POSIX.1-2001.
.SH
libc4 libc5 ( SunOS 4.x) Ǥϡ
ץȥפϰʲΤ褦ˤʤäƤ롣
.sp
.RS
.BI "key_t ftok(char *" pathname ", char " proj_id );
.RE
.PP
ߤǤ
.I proj_id
.I int
Ȥ 8 ӥåȤѤʤ
̾ ASCII 饯
.I proj_id
Ѥ롣
.I proj_id
0 ΤȤο̤ˤʤäƤΤϡ줬ͳǤ롣
.LP
.I key_t
¾ȽŤʤʤΤǤ뤫ɤݾڤʤ
ξȤ߹碌ͤƤ⡢
.I proj_id
1 Хȡi Ρֹ 16 ӥåȡ
ǥХֹ 8 ӥåȤʤΤǡ̤ 32 ӥåȤ˲ʤ
㤨
.I /dev/hda1
.I /dev/sda1
줾ˤեФơͤưפ˵ꤦ롣
.SH Ϣ
.BR msgget (2),
.BR semget (2),
.BR shmget (2),
.BR stat (2),
.BR svipc (7)
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