1 .\" Copyright (C) 2004 Andries Brouwer (aeb@cwi.nl)
3 .\" Permission is granted to make and distribute verbatim copies of this
4 .\" manual provided the copyright notice and this permission notice are
5 .\" preserved on all copies.
7 .\" Permission is granted to copy and distribute modified versions of this
8 .\" manual under the conditions for verbatim copying, provided that the
9 .\" entire resulting derived work is distributed under the terms of a
10 .\" permission notice identical to this one.
12 .\" Since the Linux kernel and libraries are constantly changing, this
13 .\" manual page may be incorrect or out-of-date. The author(s) assume no
14 .\" responsibility for errors or omissions, or for damages resulting from
15 .\" the use of the information contained herein. The author(s) may not
16 .\" have taken the same level of care in the production of this manual,
17 .\" which is licensed free of charge, as they might when working
20 .\" Formatted or processed versions of this manual, if unaccompanied by
21 .\" the source, must acknowledge the copyright and authors of this work.
23 .\" Japanese Version Copyright (c) 1997 HANATAKA Shinya
24 .\" all rights reserved.
25 .\" Translated 1997-03-03, HANATAKA Shinya <hanataka@abyss.rim.or.jp>
26 .\" Updated 2005-12-05, Akihiro MOTOKI <amotoki@dd.iij4u.or.jp>
27 .\" Catch up to LDP man-pages 2.16
28 .\" Rename sigpause.2 to sigpause.3, and modified a little.
30 .\"WORD: signal ¥·¥°¥Ê¥ë
31 .\"WORD: interrupt ³ä¤ê¹þ¤ß
33 .\"WORD: block ¥Ö¥í¥Ã¥¯¤¹¤ë
35 .TH SIGPAUSE 3 2010-09-12 "Linux" "Linux Programmer's Manual"
38 .\"O sigpause \- atomically release blocked signals and wait for interrupt
39 sigpause \- ¥Ö¥í¥Ã¥¯¤µ¤ì¤¿¥·¥°¥Ê¥ë¤ò¥¢¥È¥ß¥Ã¥¯¤Ë²òÊü¤·¤Æ³ä¤ê¹þ¤ß¤òÂÔ¤Ä
43 .B #include <signal.h>
45 .BI "int sigpause(int " sigmask "); /* BSD */"
47 .BI "int sigpause(int " sig "); /* System V / UNIX 95 */"
51 .\"O Don't use this function.
53 .\"O .BR sigsuspend (2)
55 ¤³¤Î´Ø¿ô¤ò»È¤ï¤Ê¤¤¤³¤È¡£
62 .\"O is designed to wait for some signal.
65 ¤Ï¥·¥°¥Ê¥ë¤òÂԤĤ褦¤ËÀ߷פµ¤ì¤Æ¤¤¤ë¡£
66 .\"O It changes the process's signal mask (set of blocked signals),
67 .\"O and then waits for a signal to arrive.
68 .\"O Upon arrival of a signal, the original signal mask is restored.
69 ¤³¤Î´Ø¿ô¤Ï¥×¥í¥»¥¹¤Î¥·¥°¥Ê¥ë¥Þ¥¹¥¯ (¥Ö¥í¥Ã¥¯¤µ¤ì¤¿¥·¥°¥Ê¥ë¤Î¥»¥Ã¥È) ¤òÊѹ¹¤·¡¢
70 ¥·¥°¥Ê¥ë¤¬ÅþÃ夹¤ë¤Î¤òÂԤġ£
71 ¥·¥°¥Ê¥ë¤¬ÅþÃ夹¤ë¤È¡¢¥·¥°¥Ê¥ë¥Þ¥¹¥¯¤Ï¸µ¤ËÌᤵ¤ì¤ë¡£
72 .\"O .SH "RETURN VALUE"
76 .\"O returns, it was interrupted by a signal and the return value is \-1
82 ¤¬Ê֤俾ì¹ç¡¢¤³¤Î´Ø¿ô¤Ï¥·¥°¥Ê¥ë¤Ë¤è¤Ã¤Æ³ä¤ê¹þ¤Þ¤ì¤Æ¤¤¤ë¡£
88 .\"O .SH CONFORMING TO
90 .\"O The System V version of
92 .\"O is standardized in POSIX.1-2001.
95 ¤Ï POSIX.1-2001 ¤Çɸ½à²½¤µ¤ì¤Æ¤¤¤ë¡£
100 .\"O The classical BSD version of this function appeared in 4.2BSD.
101 .\"O It sets the process's signal mask to
103 .\"O UNIX 95 standardized the incompatible System V version of
104 .\"O this function, which removes only the specified signal
106 .\"O from the process's signal mask.
107 .\"O .\" __xpg_sigpause: UNIX 95, spec 1170, SVID, SVr4, XPG
108 .\"O The unfortunate situation with two incompatible functions with the
109 .\"O same name was solved by the
110 .\"O .BR \%sigsuspend (2)
111 .\"O function, that takes a
113 .\"O argument (instead of an
115 ¤³¤Î´Ø¿ô¤Î¸ÅŵŪ¤Ê BSD ÈÇ¤Ï 4.2BSD ¤ÇÅо줷¤¿¡£
116 ¤³¤Î´Ø¿ô¤Ï¥×¥í¥»¥¹¤Î¥·¥°¥Ê¥ë¥Þ¥¹¥¯¤ò
119 UNIX 95 ¤Ç¤Ï BSD ÈǤȸߴ¹À¤Î¤Ê¤¤ System V ÈǤΤ³¤Î´Ø¿ô¤¬É¸½à²½¤µ¤ì¤¿¡£
120 UNIX 95 ÈǤϡ¢»ØÄꤵ¤ì¤¿¥·¥°¥Ê¥ë
122 ¤ò¥×¥í¥»¥¹¤Î¥·¥°¥Ê¥ë¥Þ¥¹¥¯¤«¤éºï½ü¤¹¤ë¤À¤±¤Ç¤¢¤ë¡£
123 .\" __xpg_sigpause: UNIX 95, spec 1170, SVID, SVr4, XPG
124 Ʊ¤¸Ì¾Á°¤Ç¸ß´¹À¤Î¤Ê¤¤ 2 ¤Ä¤Î´Ø¿ô¤¬¤¢¤ë¤È¤¤¤¦ÉÔ¹¬¤Ê»öÂ֤ϡ¢
126 ´Ø¿ô¤Ë¤è¤Ã¤Æ²ò¾Ã¤µ¤ì¤¿¡£
134 .\"O On Linux, this routine is a system call only on the Sparc (sparc64)
136 Linux ¤Ç¤Ï¡¢¤³¤Î¥ë¡¼¥Á¥ó¤Ï Sparc (sparc64) ¥¢¡¼¥¥Æ¥¯¥Á¥ã¤Ç¤Î¤ß
137 ¥·¥¹¥Æ¥à¥³¡¼¥ë¤È¤Ê¤Ã¤Æ¤¤¤ë¡£
139 .\"O Libc4 and libc5 only know about the BSD version.
140 libc4 ¤È libc5 ¤Ë¤Ï BSD ÈǤ·¤«¤Ê¤¤¡£
142 .\"O Glibc uses the BSD version if the
144 .\"O feature test macro is defined and none of
145 .\"O .BR _POSIX_SOURCE ,
146 .\"O .BR _POSIX_C_SOURCE ,
147 .\"O .BR _XOPEN_SOURCE ,
148 .\"O .BR _GNU_SOURCE ,
152 .\"O Otherwise, the System V version is used.
157 .BR _POSIX_C_SOURCE ,
161 ¤Î¤¤¤º¤ì¤âÄêµÁ¤µ¤ì¤Æ¤¤¤Ê¤¤¾ì¹ç¡¢
162 glibc ¤Ï BSD ÈǤò»È¤¦¡£
163 ¤½¤ì°Ê³°¤Î¾ì¹ç¤Ë¤Ï¡¢System V ÈǤò»ÈÍѤ¹¤ë¡£
165 .\"O .\" For the BSD version, one usually uses a zero
167 .\"O .\" to indicate that no signals are to be blocked.
170 .\" ¤ò 0 ¤Ë¤·¤Æ¡¢¤É¤Î¥·¥°¥Ê¥ë¤â¥Ö¥í¥Ã¥¯¤µ¤ì¤Ê¤¤¤è¤¦¤Ë¤¹¤ë¡×
171 .\" ¤È¤¤¤¦¤Î¤¬¤è¤¯»È¤ï¤ì¤ë¡£
180 .BR feature_test_macros (7)