[linuxjm/LDP_man-pages.git] / release / man2 / sigprocmask.2

.\" Copyright (c) 2005 Michael Kerrisk
.\" based on earlier work by faith@cs.unc.edu and
.\" Mike Battersby <mib@deakin.edu.au>
.\"
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.\" manual provided the copyright notice and this permission notice are
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.\" manual page may be incorrect or out-of-date.  The author(s) assume no
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.\" the use of the information contained herein.  The author(s) may not
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.\" 2005-09-15, mtk, Created new page by splitting off from sigaction.2
.\"
.\" Japanese Version Copyright (c) 2005 Akihiro MOTOKI all rights reserved.
.\" Translated 2005-10-03, Akihiro MOTOKI <amotoki@dd.iij4u.or.jp>
.\"
.TH SIGPROCMASK 2 2008-10-17 "Linux" "Linux Programmer's Manual"
.SH ̾Á°
sigprocmask \- ¶Ø»ß¤¹¤ë¥·¥°¥Ê¥ë¤Î³Îǧ¤ÈÊѹ¹
.SH ½ñ¼°
.B #include <signal.h>
.sp
.BI "int sigprocmask(int " how ", const sigset_t *" set ,
.BI "sigset_t *" oldset );
.sp
.in -4n
glibc ¸þ¤±¤Îµ¡Ç½¸¡ºº¥Þ¥¯¥í¤ÎÍ×·ï
.RB ( feature_test_macros (7)
»²¾È):
.in
.sp
.ad l
.BR sigprocmask ():
_POSIX_C_SOURCE\ >=\ 1 || _XOPEN_SOURCE || _POSIX_SOURCE
.ad b
.SH ÀâÌÀ
.BR sigprocmask ()
¤ò»È¤¦¤È¡¢¸Æ¤Ó½Ð¤·¤¿¥¹¥ì¥Ã¥É¤Î¥·¥°¥Ê¥ë¥Þ¥¹¥¯¤Î¼èÆÀ/Êѹ¹¤¬¤Ç¤­¤ë¡£
¥·¥°¥Ê¥ë¥Þ¥¹¥¯¤Ï¡¢¸Æ¤Ó½Ð¤·¸µ¤ËÂФ·¤Æ¸½ºßÇÛÁ÷¤¬¶Ø»ß¤µ¤ì¤Æ¤¤¤ë¥·¥°¥Ê¥ë¤Î
½¸¹ç¤Î¤³¤È¤Ç¤¢¤ë (¾ÜºÙ¤Ë¤Ä¤¤¤Æ¤Ï
.BR signal (7)
¤â»²¾È¤Î¤³¤È)¡£

¤³¤Î¥³¡¼¥ë¤ÎÆ°ºî¤Ï
.I how
¤ÎÃͤˤè¤Ã¤Æ·è¤Þ¤ë:
.TP
.B SIG_BLOCK
¶Ø»ß¤µ¤ì¤¿¥·¥°¥Ê¥ë¤Î½¸¹ç¤Ï¸½ºß¤ÎÃͤÈ
.I set
°ú¤­¿ô¤ò·ë¹ç¤·¤¿¤â¤Î¤È¤Ê¤ë¡£
.TP
.B SIG_UNBLOCK
¸½ºß¶Ø»ß¤µ¤ì¤Æ¤¤¤ë¥·¥°¥Ê¥ë¤Î½¸¹ç¤«¤é
.I set
¤Ë¤¢¤ë¥·¥°¥Ê¥ë¤ò¼è¤ê½ü¤¯¡£¶Ø»ß¤µ¤ì¤Æ¤¤¤Ê¤¤¥·¥°¥Ê¥ë¤ò¼è¤ê½ü¤³¤¦¤È
¤¹¤ë¤³¤È¤âǧ¤á¤é¤ì¤Æ¤¤¤ë¡£
.TP
.B SIG_SETMASK
¶Ø»ß¤µ¤ì¤Æ¤¤¤ë¥·¥°¥Ê¥ë¤Î½¸¹ç¤Ë
.I set
°ú¤­¿ô¤òÀßÄꤹ¤ë¡£
.PP
.I oldset
¤¬ NULL ¤Ç¤Ê¤±¤ì¤Ð¡¢¥·¥°¥Ê¥ë¥Þ¥¹¥¯¤Îº£¤Þ¤Ç¤ÎÃͤò
.I oldset
¤Ë³ÊǼ¤¹¤ë¡£

.I set
¤¬ NULL ¤Ç¤¢¤ì¤Ð¡¢¥·¥°¥Ê¥ë¥Þ¥¹¥¯¤ÏÊѹ¹¤µ¤ì¤Ê¤¤ (¤¹¤Ê¤ï¤Á¡¢
.I how
¤Ï̵»ë¤µ¤ì¤ë)¡£
.I set
¤ÎÃͤˤ«¤«¤ï¤é¤º¡¢¸½ºß¤Î¥·¥°¥Ê¥ë¥Þ¥¹¥¯¤ÎÃͤÏ
.I oldset
¤ËÆþ¤ì¤ÆÊÖ¤µ¤ì¤ë (⤷¡¢
.I oldset
¤¬ NULL ¤Ç¤Ê¤¤¾ì¹ç)¡£

¥Þ¥ë¥Á¥¹¥ì¥Ã¥É¤Î¥×¥í¥»¥¹¤Ç
.BR sigprocmask ()
¤ò»ÈÍѤ·¤¿¾ì¹ç¤ÎÆ°ºî¤Ïµ¬Äꤵ¤ì¤Æ¤¤¤Ê¤¤¡£
.BR pthread_sigmask (3)
¤ò»²¾È¤Î¤³¤È¡£
.SH ÊÖ¤êÃÍ
.BR sigprocmask ()
¤ÏÀ®¸ù¤¹¤ì¤Ð 0 ¤òÊÖ¤·¡¢¥¨¥é¡¼¤Ê¤é¤Ð \-1 ¤òÊÖ¤¹¡£
.SH ¥¨¥é¡¼
.B EINVAL
.I how
¤Ë»ØÄꤵ¤ì¤¿Ãͤ¬Í­¸ú¤Ç¤Ï¤Ê¤¤¡£
.SH ½àµò
POSIX.1-2001.
.SH Ãí°Õ
.B SIGKILL
¤ä
.B SIGSTOP
¤ò¶Ø»ß¤¹¤ë¤³¤È¤Ï¤Ç¤­¤Ê¤¤¡£
¶Ø»ß¤·¤è¤¦¤È¤·¤Æ¤âÌۤäÆ̵»ë¤µ¤ì¤ë¡£

¥×¥í¥»¥¹Æâ¤Î³Æ¥¹¥ì¥Ã¥É¤Ï¤½¤ì¤¾¤ìÀìÍѤΥ·¥°¥Ê¥ë¥Þ¥¹¥¯¤ò»ý¤Ä¡£

.BR fork (2)
·Ðͳ¤ÇºîÀ®¤µ¤ì¤¿»Ò¥×¥í¥»¥¹¤Ï¿Æ¥×¥í¥»¥¹¤Î¥·¥°¥Ê¥ë¥Þ¥¹¥¯¤Î¥³¥Ô¡¼¤ò·Ñ¾µ¤¹¤ë¡£
.BR execve (2)
¤ÎÁ°¸å¤Ç¥·¥°¥Ê¥ë¥Þ¥¹¥¯¤ÏÊÝ»ý¤µ¤ì¤ë¡£

¥·¥°¥Ê¥ë
.BR SIGBUS ,
.BR SIGFPE ,
.BR SIGILL ,
.B SIGSEGV
¤¬¶Ø»ß¤µ¤ì¤Æ¤¤¤ë´Ö¤ËÀ¸À®¤µ¤ì¤¿¾ì¹ç¤Ç¡¢
¤½¤Î¥·¥°¥Ê¥ë¤¬
.BR kill (2),
.BR sigqueue (2),
.BR raise (3)
¤Ë¤è¤Ã¤ÆÀ¸À®¤µ¤ì¤¿¤â¤Î¤Ç¤Ê¤¤¤È¤­¤Ë¤Ï¡¢
¤½¤Î¸å¤ÎÆ°ºî¤Ï̤ÄêµÁ¤Ç¤¢¤ë¡£
.PP
¥·¥°¥Ê¥ë½¸¹ç¤ÎÁàºî¤Ë´Ø¤¹¤ë¾ÜºÙ¤Ï
.BR sigsetops (3)
¤ò»²¾È¤Î¤³¤È¡£
.SH ´ØÏ¢¹àÌÜ
.BR kill (2),
.BR pause (2),
.BR sigaction (2),
.BR signal (2),
.BR sigpending (2),
.BR sigqueue (2),
.BR sigsuspend (2),
.BR pthread_sigmask (3),
.BR sigsetops (3),
.BR signal (7)