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.\" Copyright (c) 2003 Andries Brouwer (aeb@cwi.nl)
.\"
.\" This is free documentation; you can redistribute it and/or
.\" modify it under the terms of the GNU General Public License as
.\" published by the Free Software Foundation; either version 2 of
.\" the License, or (at your option) any later version.
.\"
.\" The GNU General Public License's references to "object code"
.\" and "executables" are to be interpreted as the output of any
.\" document formatting or typesetting system, including
.\" intermediate and printed output.
.\"
.\" This manual is distributed in the hope that it will be useful,
.\" but WITHOUT ANY WARRANTY; without even the implied warranty of
.\" MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
.\" GNU General Public License for more details.
.\"
.\" You should have received a copy of the GNU General Public
.\" License along with this manual; if not, write to the Free
.\" Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111,
.\" USA.
.\"
.\" Japanese Version Copyright (c) 2004 Yuichi SATO
.\" all rights reserved.
.\" Translated Sat Sep 11 07:32:05 JST 2004
.\" by Yuichi SATO <ysato444@yahoo.co.jp>
.\"
.TH UALARM 3 2003-07-24 "" "Linux Programmer's Manual"
.SH ̾
ualarm \- ꤷޥø˥ʥͽ
.SH
.nf
/* BSD */
.B "#include <unistd.h>"
.sp
.BI "unsigned int"
.br
.BI "ualarm(unsigned int " usecs ", unsigned int " interval );
.sp
/* SUSv2 */
.B "#define _XOPEN_SOURCE 500"
.br
.B "#include <unistd.h>"
.sp
.BI "useconds_t ualarm(useconds_t " usecs ", useconds_t " interval );
.fi
.SH
\fBualarm()\fP ؿϡƤӽФΥץФ
.I usecs
ޥ (ʾ) ˥ʥ SIGALRM 롣
٤ϥƥγ١ƤӽФν֡
ƥॿޡγ٤ˤäĹʤ뤫⤷ʤ
.LP
åޤ̵뤵ʤ¤ꡢ
Υʥϥץλ롣
.LP
.I interval
0 Ǥʤ硢ǽ SIGALRM ʥθ塢
.I interval
ޥ SIGALRM ʥ뤬롣
.SH ֤
δؿθƤӽФĤäƤޥÿ֤
¹ alarm ʤ 0 ֤
.SH 顼
.TP
EINTR
ʥˤäƳޤ줿
.TP
EINVAL
\fIusecs\fP ޤ \fIinterval\fP 1000000 ̤Ǥʤ
(줬顼Ȥư륷ƥξ)
.SH
BSD 4.3, POSIX 1003.1-2003 ˽롣
BSD 4.3, SUSv2, POSIX ϥ顼Ƥʤ
.SH
.B useconds_t
[0,1000000] ϰϤݻǤʤǤ롣
η
.I <sys/types.h>
Ƥơ
.I <unistd.h>
˥롼ɤƤ롣
glibc Ǥϡ_XOPEN_SOURCE 500 ̤ͤäƤ硢
ޤ _XOPEN_SOURCE _XOPEN_SOURCE_EXTENDED
ξƤˤΤߡη롣
.\" useconds_t HPUX 10 Ǥ
ץˤηŪ˽ʤܿ⤯ʤ롣
.LP
δؿ
.IR alarm (),
.IR sleep (),
.IR nanosleep (),
.IR setitimer (),
.IR timer_create (),
.IR timer_delete (),
.IR timer_getoverrun (),
.IR timer_gettime (),
.IR timer_settime (),
.IR usleep ()
Τ褦¾ΥޡؿȤߺѤϵꤵƤʤ
.LP
δؿѤ줿ΤǤ롣
.BR nanosleep (2)
ޤ
.BR setitimer (2)
Ȥȡ
.SH Ϣ
.BR alarm (2),
.BR getitimer (2),
.BR nanosleep (2),
.BR select (2),
.BR setitimer (2),
.BR usleep (3)
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