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GNU grep
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grep -i 'hello.*world' menu.h main.c
¤³¤ì¤Ï¡¤menu.h¤Èmain.c¤Ç¡¤Ê¸»úÎó‘world’¤¬Â³¤¯Ê¸»úÎó
‘hello’¤ò´Þ¤à¡¤Á´¤Æ¤Î¹Ô¤ò¥ê¥¹¥È¥¢¥Ã¥×¤·¤Þ¤¹¡¥¤³¤ì¤Ï¡¤‘.*’¤¬¡¤
¹Ô¤Î0°Ê¾å¤Îʸ»ú¤Ë¥Þ¥Ã¥Á¤¹¤ë¤¿¤á¤Ç¤¹¡¥See Regular Expressions.
‘-i’¥ª¥×¥·¥ç¥ó¤Ï¡¤grep
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‘Hello, world!’¤Ë¥Þ¥Ã¥Á¤µ¤»¤Þ¤¹¡¥¤½¤¦¤·¤Ê¤±¤ì¤Ð¥Þ¥Ã¥Á¤·¤Þ¤»¤ó¡¥
grep
¤Î¸Æ¤Ó½Ð¤·Êý¤Î¾ÜºÙ¤Ï¡¤See Invoking.
°Ê²¼¤Ëgrep
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grep -l 'main' *.c
¥«¥ì¥ó¥È¥Ç¥£¥ì¥¯¥È¥ê¤Ç¡¤ÆâÍÆ¤Ë‘main’¤¬¤¢¤ëC¥Õ¥¡¥¤¥ë¤Î̾Á°¤ò¥ê¥¹¥È¥¢¥Ã ¥×¤·¤Þ¤¹¡¥
grep -r 'hello' /home/gigi
‘hello’¤ò¡¤¥Ç¥£¥ì¥¯¥È¥ê/home/gigi¤Î²¼¤Î¡¤Á´¤Æ¤Î¥Õ¥¡¥¤¥ë¤Ç¸¡
º÷¤·¤Þ¤¹¡¥¸¡º÷¥Õ¥¡¥¤¥ë¤ò¤â¤Ã¤ÈÀ©¸æ¤¹¤ë¤¿¤á¤Ë¡¤find
¡¤
grep
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find /home/gigi -name '*.c' -print | xargs grep 'hello' /dev/null
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grep -r 'hello' *.c
¤½¤ì¤Ïñ½ã¤Ë¡¤¸½ºß¤Î¥Ç¥£¥ì¥¯¥È¥ê¤Î¥Õ¥¡¥¤¥ë̾¤¬‘.c’¤Ç½ª¤ë¤¹¤Ù¤Æ¤Î¥Õ¥¡ ¥¤¥ë¤Ç‘hello’¤òõ¤·¤Þ¤¹¡¥¤³¤³¤Ç¤Î-r¤Ï¡¤ºÆµ¢Åª¤¬‘.c’¤È ¤¤¤¦¥Õ¥¡¥¤¥ë¤Î°ì¤Ä¤¬¥Ç¥£¥ì¥¯¥È¥ê¤Ç¤¢¤ë¤È¤¤¤¦ÌÇ¿¤ËȯÀ¸¤·¤Ê¤¤»ö¾Ý¤Ç¤Î¤ßȯ ư¤¹¤ë¤Î¤Ç¡¤°Ü¿¢À¤Î¤¿¤áÉÔɬÍפǤ¹¡¥
grep -e '--cut here--' *
‘--cut here--’¤Ë¥Þ¥Ã¥Á¤¹¤ëÁ´¤Æ¤Î¹Ô¤ò¸¡º÷¤·¤Þ¤¹¡¥‘-e’¤¬¤Ê¤¤¾ì¹ç¡¤
grep
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grep -w 'hello' *
ñ¸ìÁ´ÂΤǑhello’¤È¤Ê¤ë¤â¤Î¤Î¤ß¤ò¸¡º÷¤·¤Þ¤¹¡¥‘Othello’¤Ë¤Ï¥Þ¥Ã ¥Á¤·¤Þ¤»¤ó¡¥¤è¤êÀ©¸æ¤¹¤ë¤¿¤á¡¤Ã±¸ì¤ÎºÇ½é¤ÈºÇ¸å¤Ë¥Þ¥Ã¥Á¤¹¤ë¡¤‘\<’¤È ‘\>’¤ò»È¤Ã¤Æ¤¯¤À¤µ¤¤¡¥Î㤨¤Ð¡¤°Ê²¼¤Î¤è¤¦¤Ë¤·¤Þ¤¹¡¥
grep 'hello\>' *
‘hello’¤Ç½ª¤ëñ¸ì¤Î¤ß¤ò¸¡º÷¤¹¤ë¤Î¤Ç¡¤Ã±¸ì‘Othello’¤Ë¥Þ¥Ã¥Á¤·¤Þ ¤¹¡¥
grep -C 2 'hello' *
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grep
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/dev/null¤ò²Ã¤¨¤Æ¤¯¤À¤µ¤¤¡¥
grep 'eli' /etc/passwd /dev/null
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/etc/passwd:eli:DNGUTF58.IMe.:98:11:Eli Smith:/home/do/eli:/bin/bash
ps
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ps -ef | grep '[c]ron'
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cron
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grep
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grep
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»¶¤é¤¹¤Ç¤·¤ç¤¦¡¥¤½¤Î¤¿¤á¡¤GNU grep
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grep
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‘--binary-files=text’¥ª¥×¥·¥ç¥ó¤ò»ÈÍѤ·¤Æ¤¯¤À¤µ¤¤¡¥“Binary file
matches”¥á¥Ã¥»¡¼¥¸¤ò¥¨¥ß¥å¥ì¡¼¥È¤¹¤ë¤¿¤á¡¤‘-I’¤ä
‘--binary-files=without-match’¥ª¥×¥·¥ç¥ó¤ò»ÈÍѤ·¤Æ¤¯¤À¤µ¤¤¡¥
‘grep -lv’¤Ï¡¤1¤Ä°Ê¾å¥Þ¥Ã¥Á¤·¤Æ¤¤¤Ê¤¤¹Ô¤ò´Þ¤à¡¤Á´¤Æ¤Î¥Õ¥¡¥¤¥ë̾¤ò¥ê ¥¹¥È¥¢¥Ã¥×¤·¤Þ¤¹¡¥¥Þ¥Ã¥Á¹Ô¤¬¤Ê¤¤Á´¤Æ¤Î¥Õ¥¡¥¤¥ë̾¤ò¥ê¥¹¥È¥¢¥Ã¥×¤¹¤ë¤¿¤á¤Ë¡¤ ‘-L’¤ä‘--files-without-match’¥ª¥×¥·¥ç¥ó¤ò»È¤Ã¤Æ¤¯¤À¤µ¤¤¡¥
grep 'paul' /etc/motd | grep 'franc,ois'
‘paul’¤È‘franc,ois’¤ÎξÊý¤ò´Þ¤àÁ´¤Æ¤Î¹Ô¤ò¸¡º÷¤·¤Þ¤¹¡¥
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cat /etc/passwd | grep 'alain' - /etc/motd
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grep -w -e '\(.\)\(.\).\2\1' file
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Guglielmo Bondioni¤Ï¡¤£±£¹Ê¸»ú¤Þ¤Ç¤ÎŤµ¤Î¤¹¤Ù¤Æ¤Î²óʸ¤ò¸«¤Ä¤±¤ë¡¤Ã±°ì¤Î Àµµ¬É½¸½¤òÄ󰯤·¤Þ¤·¤¿¡¥
egrep -e '^(.?)(.?)(.?)(.?)(.?)(.?)(.?)(.?)(.?).?\9\8\7\6\5\4\3\2\1$' file
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/bin/echo "ba" | egrep '(a)\1|(b)\1'
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grep, fgrep, egrep
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grep
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ed
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global/regular expression/print g/re/p
fgrep
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