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1.2 ³µÍ×

Í¿¤¨¤é¤ì¤¿´ð½à¤Ë¥Þ¥Ã¥Á¤¹¤ë¥Õ¥¡¥¤¥ë¤Î¥ê¥¹¥È¤òºîÀ®¤·¡¤¤½¤Î¾å¤Ç¥³¥Þ¥ó¥É¤ò ¼Â¹Ô¤¹¤ë¤¿¤á¤Ë»ÈÍѤµ¤ì¤ë¼ç¤Ê¥×¥í¥°¥é¥à¤Ï¡¤find¡¤locate¡¤ ¤½¤·¤Æxargs¤Ç¤¹¡¥ÄɲäΥ³¥Þ¥ó¥É¤Ïupdatedb¤Ç¡¤¤½¤ì¤Ï locate ¤¬»ÈÍѤ¹¤ë¥Ç¡¼¥¿¥Ù¡¼¥¹¤òºîÀ®¤¹¤ë¤¿¤á¤Ë¡¤¥·¥¹¥Æ¥à´ÉÍý¼Ô¤¬ »ÈÍѤ·¤Þ¤¹¡¥

find¤Ï¥Ç¥£¥ì¥¯¥È¥ê³¬ÁØÆâ¤Ç¥Õ¥¡¥¤¥ë¤ò¸¡º÷¤·¡¤¸«¤Ä¤«¤Ã¤¿¥Õ¥¡¥¤¥ë¤Î ¾ðÊó¤ò½ÐÎϤ·¤Þ¤¹¡¥°Ê²¼¤Î¤è¤¦¤Ë¼Â¹Ô¤·¤Þ¤¹¡¥

find [file] [expression]

¤³¤³¤Ëŵ·¿Åª¤Êfind¤Î»ÈÍÑÊýË¡¤¬¤¢¤ê¤Þ¤¹¡¥¤³¤ÎÎã¤Ç¤Ï¡¤ /usr/src ¤ò¥ë¡¼¥È¤È¤·¤¿¥Ç¥£¥ì¥¯¥È¥ê¥Ä¥ê¡¼Æâ¤Ç¡¤Ì¾Á°¤¬‘.c’¤Ç ½ª¤ê¡¤100K¥Ð¥¤¥È°Ê¾å¤ÎÂ礭¤µ¤ò»ý¤Ä¡¤¤¹¤Ù¤Æ¤Î¥Õ¥¡¥¤¥ë¤Î̾Á°¤ò½ÐÎϤ·¤Þ¤¹¡¥

find /usr/src -name '*.c' -size +100k -print

¥ï¥¤¥ë¥É¥«¡¼¥É¤Ï¡¤¥·¥§¥ë¤Ç¤ÎŸ³«¤«¤é¼é¤ë¤¿¤á¡¤³Î¼Â¤Ë°úÍÑÉä¤Ç°Ï¤àɬÍפ¬ ¤¢¤ë¤³¤È¤ËÃí°Õ¤·¤Æ¤¯¤À¤µ¤¤¡¥

locate¤Ï¡¤ÆÃÊ̤ʥե¡¥¤¥ë̾¤Î¥Ç¡¼¥¿¥Ù¡¼¥¹¤Ç¡¤¥Ñ¥¿¡¼¥ó¤Ë¥Þ¥Ã¥Á¤¹¤ë ¥Õ¥¡¥¤¥ë̾¤òõ¤·¤Þ¤¹¡¥¥·¥¹¥Æ¥à´ÉÍý¼Ô¤Ï¡¤¥Ç¡¼¥¿¥Ù¡¼¥¹¤òºîÀ®¤¹¤ë¤¿¤á¤Ë updatedb¤ò¼Â¹Ô¤·¤Þ¤¹¡¥locate¤Ï°Ê²¼¤Î¤è¤¦¤Ë¼Â¹Ô¤·¤Þ¤¹¡¥

locate [option] pattern

¤³¤ÎÎã¤Ï¡¤¥Ç¥Õ¥©¥ë¥È¥Õ¥¡¥¤¥ë̾¤Î¥Ç¡¼¥¿¥Ù¡¼¥¹¤Ç¡¤Ì¾Á°¤¬‘Makefile’¤Þ ¤¿¤Ï‘makefile’¤Ç½ª¤ï¤ë¡¤¤¹¤Ù¤Æ¤Î¥Õ¥¡¥¤¥ë¤Î̾Á°¤ò½ÐÎϤ·¤Þ¤¹¡¥¥Ç¡¼¥¿ ¥Ù¡¼¥¹¤ËÊݸ¤µ¤ì¤ë¥Õ¥¡¥¤¥ë̾¤Ï¡¤¥·¥¹¥Æ¥à´ÉÍý¼Ô¤¬updatedb¤ò¼Â¹Ô¤· ¤¿ÊýË¡¤Ë°Í¸¤·¤Þ¤¹¡¥

locate '*[Mm]akefile'

̾Á°xargs¤Ï¡¤EX-args¤Èȯ²»¤µ¤ì¡¤¤½¤ì¤Ï“°ú¿ô¤òÅý¹ç¤¹¤ë”¤È¤¤¤¦°Õ Ì£¤¬¤¢¤ê¤Þ¤¹¡¥xargs¤Ï¡¤É¸½àÆþÎϤ«¤éÆÉ¤ß¹þ¤à°ú¿ô¤ò¤«¤­½¸¤á¤Æ¥³¥Þ ¥ó¥É¹Ô¤ò¹½ÃÛ¤·¼Â¹Ô¤·¤Þ¤¹¡¥¤³¤ì¤é¤Î°ú¿ô¤Ï¡¤find¤ÇÀ¸À®¤µ¤ì¤ë¥Õ¥¡¥¤ ¥ë̾¤Î¥ê¥¹¥È¤È¤Ê¤ë¤³¤È¤¬ºÇ¤â¿¤¯¤Ê¤Ã¤Æ¤¤¤Þ¤¹¡¥xargs¤Ï¡¤°Ê²¼¤Î¤è ¤¦¤Ë¼Â¹Ô¤·¤Þ¤¹¡¥

xargs [option] [command [initial-arguments]]

°Ê²¼¤Î¥³¥Þ¥ó¥É¤Ï¡¤¥Õ¥¡¥¤¥ëfile-listÆâ¤Ë¥ê¥¹¥È¥¢¥Ã¥×¤µ¤ì¤Æ¤¤¤ë¥Õ¥¡ ¥¤¥ë¤ò¸¡º÷¤·¡¤Ã±¸ì‘typedef’¤ò´Þ¤à¤â¤Î¤Î¤¹¤Ù¤Æ¤Î¹Ô¤ò½ÐÎϤ·¤Þ¤¹¡¥

xargs grep typedef < file-list