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exit
Langue: ja
Version: 2001-11-17 (openSuse - 09/10/07)
Section: 3 (Bibliothèques de fonctions)
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exit - ¥×¥í¥»¥¹¤ÎÀµ¾ï½ªÎ»½ñ¼°
#include <stdlib.h> void exit(int status);
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exit() ´Ø¿ô¤Ï¡¢¥×¥í¥»¥¹¤òÀµ¾ï¤Ë½ªÎ»¤µ¤»¡¢ status & 0377 ¤È¤¤¤¦Ãͤò¿Æ¥×¥í¥»¥¹¤ØÊÖ¤¹ (wait(2) ¤ò»²¾È)¡£atexit(3) ¤ä on_exit(3) ¤Ë¤è¤Ã¤Æ ÅÐÏ¿¤µ¤ì¤¿Á´¤Æ¤Î´Ø¿ô¤Ï¡¢¤½¤ì¤é¤¬ÅÐÏ¿¤µ¤ì¤¿½çÈ֤ȵսç¤Ë¥³¡¼¥ë¤µ¤ì¤ë¡£ (ÅÐÏ¿¤µ¤ì¤¿´Ø¿ô¤ÎÃæ¤Ç atexit(3) or on_exit(3) ¤ò»È¤Ã¤Æ exit ½èÍýÃæ¤Ë¼Â¹Ô¤µ¤ì¤ëÄɲäδؿô¤òÅÐÏ¿¤¹¤ë¤³¤È¤¬¤Ç¤¤ë; ¿·µ¬¤ËÅÐÏ¿¤µ¤ì¤¿´Ø¿ô¤Ï¡¢¤³¤Î¸å¤Ç¼Â¹Ô¤µ¤ì¤ë´Ø¿ô¥ê¥¹¥È¤ÎÀèƬ¤Ë Äɲ䵤ì¤ë¡£)
¥ª¡¼¥×¥óÃæ¤Î¥¹¥È¥ê¡¼¥à¤ÏÁ´¤Æ¥Õ¥é¥Ã¥·¥å¤µ¤ì¤Æ¡¢¥¯¥í¡¼¥º¤µ¤ì¤ë¡£ tmpfile(3) ¤Ë¤è¤Ã¤ÆºîÀ®¤µ¤ì¤¿¥Õ¥¡¥¤¥ë¤Ïºï½ü¤µ¤ì¤ë¡£
C ɸ½à¤Ç¤Ï EXIT_SUCCESS ¤È EXIT_FAILURE ¤È¤¤¤¦ 2¤Ä¤ÎÄê¿ô¤¬ ÄêµÁ¤µ¤ì¤Æ¤¤¤ë¡£¤½¤ì¤¾¤ìÀµ¾ï½ªÎ»¤È°Û¾ï½ªÎ»¤ò¼¨¤¹¤â¤Î¤Ç¡¢ exit() ¤ËÅϤ¹¤³¤È¤¬¤Ç¤¤ë¡£
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exit() ´Ø¿ô¤ÏÊÖ¤é¤Ê¤¤¡£½àµò
SVr4, 4.3BSD, POSIX.1-2001, C89, C99.Ãí°Õ
atexit(3) ¤ä on_exit(3) ¤ò»È¤Ã¤ÆÅÐÏ¿¤µ¤ì¤¿´Ø¿ô¤ÎÃæ¤Ç exit() ¤« longjmp(3) ¤¬¸Æ¤Ó½Ð¤µ¤ì¤¿¾ì¹ç¡¢ ²¿¤¬µ¯¤³¤ë¤«¤Ï̤ÄêµÁ¤Ç¤¢¤ë¡£
EXIT_SUCCESS ¤È EXIT_FAILURE ¤ò»È¤¦¤È¡¢ 0 ¤ÈÈó 0 (1 ¤ä -1) ¤ò»È¤¦¤Î¤ËÈæ¤Ù¤Æ (Unix °Ê³°¤Î´Ä¶¤Ë) °Ü¿¢¤¹¤ë¤Î¤¬¤¤¤¯¤é¤«´Êñ¤Ë¤Ê¤ë¡£ ÆÃ¤Ë VMS ¤ÏÊ̤ÎÊý¼°¤òÍѤ¤¤Æ¤¤¤ë¡£
BSD ¤Ï½ªÎ»¥³¡¼¥É¤òɸ½à²½¤·¤è¤¦¤È¤·¤Æ¤¤¤ë; <sysexits.h> ¤ò»²¾È¤¹¤ë¤³¤È¡£
exit() ¤Î¸å¡¢¿Æ¥×¥í¥»¥¹¤Ë½ªÎ»¥¹¥Æ¡¼¥¿¥¹¤¬ÅϤµ¤ì¤Ê¤±¤ì¤Ð¤Ê¤é¤Ê¤¤¡£ ½ªÎ»¥¹¥Æ¡¼¥¿¥¹¤ÎÅϤ·Êý¤Ë¤Ï 3 ¤Ä¤Î¾ì¹ç¤¬¤¢¤ë¡£ ¿Æ¥×¥í¥»¥¹¤¬ SA_NOCLDWAIT ¤òÀßÄꤷ¤¿¾ì¹ç¡¢ ¤Þ¤¿¤Ï SIGCHLD ¥Ï¥ó¥É¥é¤ò SIG_IGN ¤ËÀßÄꤷ¤¿¾ì¹ç¡¢ ¥¹¥Æ¡¼¥¿¥¹¤ÏÇË´þ¤µ¤ì¤ë¡£ ¿Æ¥×¥í¥»¥¹¤¬»Ò¥×¥í¥»¥¹¤Î½ªÎ»¤òÂԤäƤ¤¤ë¾ì¹ç¡¢ ¿Æ¥×¥í¥»¥¹¤Ë½ªÎ»¥¹¥Æ¡¼¥¿¥¹¤¬ÅÁ¤¨¤é¤ì¤ë¡£ ¤É¤Á¤é¤Î¾ì¹ç¤Ç¤â exit ¤Î¥×¥í¥»¥¹¤Ïľ¤Á¤Ë½ªÎ»¤¹¤ë¡£ ¡Ö½ªÎ»¥¹¥Æ¡¼¥¿¥¹¤ò´ØÃΤ»¤º½ªÎ»¤âÂÔ¤¿¤Ê¤¤¡× ¤È¤¤¤¦¤³¤È¤ò¿Æ¥×¥í¥»¥¹¤¬»Ø¼¨¤·¤Æ¤¤¤Ê¤¤¾ì¹ç¡¢ exit ¥×¥í¥»¥¹¤Ï (½ªÎ»¥¹¥Æ¡¼¥¿¥¹¤òɽ¤¹ 1 ¥Ð¥¤¥È¤Î¤ß¤òÊÝ»ý¤¹¤ë) ¡Ö¥¾¥ó¥Ó¡×¥×¥í¥»¥¹¤Ë¤Ê¤ë¡£ ¤³¤ì¤Ë¤è¤ê¡¢¸å¤«¤é wait(2) ´Ø¿ô¤ò¸Æ¤Ó½Ð¤¹¤³¤È¤Ç¡¢ ¿Æ¥×¥í¥»¥¹¤Ï½ªÎ»¥¹¥Æ¡¼¥¿¥¹¤òÃΤ뤳¤È¤¬¤Ç¤¤ë¡£
SIGCHLD ¥·¥°¥Ê¥ë¤Î¥µ¥Ý¡¼¥È¤¬¼ÂÁõ¤µ¤ì¤Æ¤¤¤ë¾ì¹ç¡¢ ¤³¤Î¥·¥°¥Ê¥ë¤Ï¿Æ¥×¥í¥»¥¹¤ËÁ÷¤é¤ì¤ë¡£ ¿Æ¥×¥í¥»¥¹¤¬ SA_NOCLDWAIT ¤òÀßÄꤷ¤¿¾ì¹ç¡¢ SIGCHLD ¥·¥°¥Ê¥ë¤¬Á÷¤é¤ì¤ë¤«¤É¤¦¤«¤ÏÄêµÁ¤µ¤ì¤Æ¤¤¤Ê¤¤¡£
¤½¤Î¥×¥í¥»¥¹¤¬¥»¥Ã¥·¥ç¥ó¤Î¥ê¡¼¥À¡¼¤Ç¡¢ ¤½¤Î¥×¥í¥»¥¹¤ÎÀ©¸æüËö¤¬¤½¤Î¥»¥Ã¥·¥ç¥ó¤ÎÀ©¸æüËö¤Ç¤¢¤ë¾ì¹ç¡¢ ¤³¤ÎÀ©¸æüËö¤Î¥Õ¥©¥¢¥°¥é¥¦¥ó¥É¥×¥í¥»¥¹¥°¥ë¡¼¥×¤Ë¤¢¤ë ³Æ¥×¥í¥»¥¹¤Ë SIGHUP ¥·¥°¥Ê¥ë¤¬Á÷¤é¤ì¡¢ üËö¤¬¥»¥Ã¥·¥ç¥ó¤«¤éÀÚ¤êÎ¥¤µ¤ì¤ë¡£ ¤³¤ì¤Ë¤è¤ê¿·¤·¤¤À©¸æ¥×¥í¥»¥¹¤ò¼èÆÀ¤¹¤ë¤³¤È¤¬¤Ç¤¤ë¡£
¥×¥í¥»¥¹¤¬½ªÎ»¤¹¤ë¤³¤È¤Ë¤è¤ê¡¢¥×¥í¥»¥¹¥°¥ë¡¼¥×¤¬¸ÉΩ¤·¤Æ¡¢ ¤½¤Î¥°¥ë¡¼¥×¤Î¥á¥ó¥Ð¡¼¤Î¤¦¤Á¤Î¤É¤ì¤«¤¬Ää»ß¤·¤¿¾ì¹ç¡¢ ¥×¥í¥»¥¹¥°¥ë¡¼¥×¤Î³Æ¥×¥í¥»¥¹¤ËÂФ·¤Æ SIGHUP ¥·¥°¥Ê¥ë¤¬Á÷¤é¤ì¡¢Â³¤¤¤Æ SIGCONT ¥·¥°¥Ê¥ë¤¬Á÷¤é¤ì¤ë¡£
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_exit(2), wait(2), atexit(3), on_exit(3), tmpfile(3)Contenus ©2006-2024 Benjamin Poulain
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