LEXGROG
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示ä¾
WHATIS 解æ
亦è§
注
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BUGS
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lexgrog − 解æ man æå页ç头é¨ä¿¡æ¯
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lexgrog [−m|−c] [−dfw?V] [−E ç¼ç ] æ件 …
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lexgrog æ¯ä¼ ç»ç “groff guess” å·¥å·çä¸ä¸ª lex å®ç°ãå®ä»å½ä»¤è¡è¯»å man æåæºæ件æé¢æ ¼å¼åç “cat” 页 æ件å表ï¼å¹¶æ¾ç¤º apropos å whatis æ使ç¨çæåå称åæè¿°ãå¨å®ä¹å man 页é¢éè¦çé¢å¤çè¿æ»¤å¨å表ä¼ä¼ éç» nroff å/æ troffã
å¦æå®çè¾å¥é误ï¼lexgrog ä¼æå° “parse 失败”ï¼è¿æå©äºå¤é¨ç¨åºæ£æ¥ man 页é¢æ¯å¦æ£ç¡®ãå¦æ lexgrog çæ个è¾å¥æä»¶æ¯ “−”ï¼å®ä¼ä»æ åè¾å¥è¯»åï¼å¦æè¾å¥æ件æ¯å缩æ件ï¼å°èªå¨è¯»å解åççæ¬ã
é项
−d, −−debug
æå°è°è¯ä¿¡æ¯ã
−m, −−man
å°è¾å¥å½ä½ man 页é¢æºæ件æ¥è§£æãå¦ææå®äº −−man æ −−catï¼è¿å°æ¯é»è®¤å¼ã
−c, −−cat
å°è¾å¥å½ä½é¢æ ¼å¼åç man 页é¢æ¥è§£æ(“cat 页颔)ãä¸è½åæ¶æå® −−man å −−catã
−w, −−whatis
æ¾ç¤ºæ¥èª man 页é¢å¤´é¨çå称åæè¿°(apropos å whatis 就使ç¨è¿äºä¿¡æ¯)ãè¿æ¯æªæå® −−whatis æ −−filters æ¶çé»è®¤å¼ã
−f, −−filters
æ¾ç¤ºå¨ç¨ nroff æ troff æ ¼å¼åä¹å对 man 页é¢é¢å¤çæéçè¿æ»¤å¨å表ã
−E ç¼ç , −−encoding ç¼ç
å°é¡µé¢ç¼ç 设置为 ç¼ç ï¼èéèªå¨æ¨æµçç¼ç ã
−?, −−help
æå°å¸®å©æ¶æ¯å¹¶éåºã
−−usage
æå°ç®çç帮å©æ¶æ¯å¹¶éåºã
−V, −−version
æ¾ç¤ºçæ¬ä¿¡æ¯ã
éåºç¶æ
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ç¨åºæåæ§è¡ã |
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1 |
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lexgrog æ æ³è§£æä¸ä¸ªæå¤ä¸ªè¾å¥æ件ã |
示ä¾
$ lexgrog man.1
man.1: “man − an interface to the system reference manuals”
$ lexgrog −fw man.1
man.1 (t): “man − an interface to the system reference manuals”
$ lexgrog −c whatis.cat1
whatis.cat1: “whatis − display manual page descriptions”
$ lexgrog broken.1
broken.1: parse failed
WHATIS 解æ
mandb(使ç¨ä¸ lexgrog ç¸åç代ç )解ææ¯ä¸ªæå页顶é¨ç NAME èæ¥æ¥æ¾å¶ä¸- æ说æ对象çå称åæè¿°ã
å¨ä½¿ç¨ä¼ ç»ç man å®éæ¶ï¼æ£ç¡®ç NAME èçèµ·æ¥æ¯è¿æ ·ï¼
.SH NAME
foo − program to do something
ä¸äºæåå页ç¨åºè¦æ± ‘−’ ä¸ä¸é¢æ¾ç¤ºçå®å¨ç¸åï¼ä¸è¿ mandb æ´å®½æ¾ã尽管å¦æ¤ï¼ä¿çåææ å¯ä»¥æ´å¥½å°å¼å®¹å¶ä»ç³»ç»ã
å¨å·¦ä¾§å¯è½æå 个以åå·åéçå称ãåå«ç©ºæ ¼çå称å°è¢«å¿½ç¥ä»¥é¿åæäºæ ¼å¼ä¸å¤ªæ- £ç¡®ç NAME èä¸æ£å¸¸ãå³ä¾§çæåå½¢å¼æ¯ä»»æçï¼å¯ä»¥å å¤è¡ãå¦æåä¸æå页ä¸- åè¿°äºå ç§ä¸åçåè½ï¼å°ä½¿ç¨ä»¥ä¸å½¢å¼ï¼
.SH NAME
foo, bar − programs to do something
.br
baz − program to do nothing
(å¯ä»¥ç¨ä¸ä¸ªå¼å§æ°æ®µè½çå®ï¼å¦ .PP æ¥ä»£æ¿æ¢è¡çå® .brã)
è¥ä½¿ç¨ BSD è¡çç mdoc å®éï¼æ£ç¡®ç NAME èçèµ·æ¥æ¯è¿æ ·ï¼
.Sh NAME
.Nm foo
.Nd program to do something
whatis 解æ失败å¯è½æå ç§åå ãææ¶ææ¡£ä½èå° ‘.SH NAME’ æ¿æ¢æäº ‘.SH MYPROGRAM’ï¼å¯¼è´ mandb æ¾ä¸å°ç¨æ¥æåä¿¡æ¯çè¿ä¸èãææ¶ä½èåå«äº NAME èï¼ä½å° ‘name − description’ æ¢æäºæ®éçææ¬ãä¸è¿ä»»ä½éµå¾ªä¸é¢ååºè¯- æ³çç¨æ³é½æ¯å¯ä»¥æåçã
亦è§
apropos(1), man(1), whatis(1), mandb(8)
注
lexgrog è¯å¾è§£æåå« .so 请æ±çæ件ï¼ä½åªææ件æ- £ç¡®å®è£å°æå页å±æ¬¡ç»æè·¯å¾ä¸æ¶æè½æ£ç¡®å¤çã
ä½è
lexgrog æ使ç¨çæ«æ man 页é¢ç代ç çä½èï¼
Wilf. (G.Wilford@ee.surrey.ac.uk).
Fabrizio Polacco (fpolacco@debian.org).
Colin Watson (cjwatson@debian.org).
Colin Watson ç¼åäºå½ä»¤è¡å端çå½åå®ç°ï¼ä»¥åæ¬ man æå页ã
BUGS
https://savannah.nongnu.org/bugs/?group=man-db