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📁 一份很好的linux入门资料
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&nbsp;<BR>&nbsp;&nbsp;##&nbsp;起动&nbsp;sendmail&nbsp;daemon&nbsp;,&nbsp;并且让它&nbsp;15&nbsp;分钟就去看一看&nbsp;spool&nbsp;,&nbsp;处理收发信件&nbsp;<BR>&nbsp;<BR>&nbsp;&nbsp;if&nbsp;[&nbsp;-x&nbsp;/usr/sbin/sendmail&nbsp;];&nbsp;then&nbsp;<BR>&nbsp;&nbsp;&nbsp;echo&nbsp;&quot;Starting&nbsp;sendmail&nbsp;daemon&nbsp;(/usr/sbin/sendmail&nbsp;-bd&nbsp;-q&nbsp;15m)...&quot;&nbsp;<BR>&nbsp;&nbsp;&nbsp;/usr/sbin/sendmail&nbsp;-bd&nbsp;-q&nbsp;15m&nbsp;<BR>&nbsp;&nbsp;fi&nbsp;<BR>&nbsp;<BR>&nbsp;<BR>&nbsp;&nbsp;##&nbsp;假如&nbsp;/etc/rc.d/rc.font&nbsp;是可读的话&nbsp;,&nbsp;就执行&nbsp;rc.font&nbsp;这个&nbsp;shell&nbsp;script&nbsp;,&nbsp;<BR>&nbsp;&nbsp;##&nbsp;而这个&nbsp;shell&nbsp;script&nbsp;主要是设定&nbsp;text&nbsp;mode&nbsp;下萤幕的字型&nbsp;<BR>&nbsp;<BR>&nbsp;&nbsp;if&nbsp;[&nbsp;-r&nbsp;/etc/rc.d/rc.font&nbsp;];&nbsp;then&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;/etc/rc.d/rc.font&nbsp;<BR>&nbsp;&nbsp;fi&nbsp;<BR>&nbsp;<BR>&nbsp;<BR>&nbsp;&nbsp;##&nbsp;在系统管理中&nbsp;,&nbsp;我们常常把一些&nbsp;local&nbsp;的东西另外放在一个地方&nbsp;,&nbsp;这样才不&nbsp;<BR>&nbsp;&nbsp;##&nbsp;会与原来的东西混淆&nbsp;.&nbsp;同时&nbsp;,&nbsp;因为&nbsp;local&nbsp;的东西更新版本的速度总是也比较&nbsp;<BR>&nbsp;&nbsp;##&nbsp;快&nbsp;,&nbsp;在这种情况下&nbsp;,&nbsp;常常会变动的东西也可以放在&nbsp;local&nbsp;的区域中&nbsp;,&nbsp;这样&nbsp;<BR>&nbsp;&nbsp;##&nbsp;管理起来比较方便&nbsp;.&nbsp;也许各位也注意到了&nbsp;:&nbsp;为什麽会有&nbsp;/usr/bin&nbsp;及&nbsp;<BR>&nbsp;&nbsp;##&nbsp;/usr/local/bin&nbsp;之分&nbsp;.&nbsp;就个人认为&nbsp;,&nbsp;像自己&nbsp;compile&nbsp;出来的东西&nbsp;,&nbsp;假如&nbsp;<BR>&nbsp;&nbsp;##&nbsp;觉得还不错&nbsp;,&nbsp;就可以把它放在&nbsp;/usr/local/bin&nbsp;,&nbsp;因为它是新增的&nbsp;,&nbsp;所以我&nbsp;<BR>&nbsp;&nbsp;##&nbsp;把它放在&nbsp;/usr/local/bin&nbsp;.&nbsp;当然啦&nbsp;,&nbsp;这只是个人喜好罢了&nbsp;,&nbsp;你要放那里&nbsp;<BR>&nbsp;&nbsp;##&nbsp;都是可以的&nbsp;,&nbsp;只要找得到&nbsp;,&nbsp;易於使用及管理就好&nbsp;.&nbsp;<BR>&nbsp;&nbsp;##&nbsp;同样的&nbsp;,&nbsp;若我们要起动一些新增的&nbsp;daemon&nbsp;或&nbsp;shell&nbsp;script&nbsp;,&nbsp;那放在&nbsp;<BR>&nbsp;&nbsp;##&nbsp;是不错的选择&nbsp;.&nbsp;<BR>&nbsp;&nbsp;##&nbsp;下面一列就是去执行&nbsp;rc.local&nbsp;中的设定&nbsp;,&nbsp;通常是一些&nbsp;daemon&nbsp;或是&nbsp;shell&nbsp;<BR>&nbsp;&nbsp;##&nbsp;script&nbsp;<BR>&nbsp;<BR>&nbsp;&nbsp;/etc/rc.d/rc.local&nbsp;<BR>&nbsp;<BR>&nbsp;<BR>&nbsp;&nbsp;#&nbsp;All&nbsp;done.&nbsp;<BR>&nbsp;<BR>&nbsp;<BR>&nbsp;&nbsp;到这里&nbsp;,&nbsp;rc.M&nbsp;已经结束了&nbsp;,&nbsp;我们来看看从&nbsp;rc.M&nbsp;之中执行的&nbsp;rc.font&nbsp;及&nbsp;<BR>&nbsp;<BR>&nbsp;&nbsp;rc.local&nbsp;......&nbsp;<BR>&nbsp;<BR>&nbsp;&nbsp;下面是&nbsp;rc.font&nbsp;的内容&nbsp;:&nbsp;<BR>&nbsp;<BR>#!/bin/sh&nbsp;<BR>#&nbsp;<BR>#&nbsp;This&nbsp;selects&nbsp;your&nbsp;default&nbsp;screen&nbsp;font&nbsp;from&nbsp;among&nbsp;the&nbsp;ones&nbsp;in&nbsp;<BR>#&nbsp;/usr/lib/kbd/consolefonts.&nbsp;<BR>#&nbsp;<BR>&nbsp;<BR>&nbsp;&nbsp;##&nbsp;我想下面这一列的命令非常明显了&nbsp;,&nbsp;就是设定&nbsp;console&nbsp;中的字型&nbsp;,&nbsp;你可以&nbsp;<BR>&nbsp;&nbsp;##&nbsp;改成自己喜欢的字&nbsp;.&nbsp;或者你也可以利用&nbsp;fontconfig&nbsp;这个指令来改变&nbsp;.&nbsp;<BR>&nbsp;<BR>&nbsp;&nbsp;setfont&nbsp;/usr/lib/kbd/consolefonts/default8x16&nbsp;<BR>&nbsp;<BR>&nbsp;<BR>&nbsp;<BR>&nbsp;&nbsp;看完了&nbsp;rc.font&nbsp;後&nbsp;,&nbsp;我们来看看&nbsp;rc.local&nbsp;的内容&nbsp;.&nbsp;我所要说的是&nbsp;:&nbsp;rc.local&nbsp;<BR>&nbsp;<BR>&nbsp;&nbsp;毕竟是自己设定的区域&nbsp;,&nbsp;所以每个人的可能都不一样&nbsp;,&nbsp;就我而言&nbsp;,&nbsp;因为我多&nbsp;run&nbsp;<BR>&nbsp;<BR>&nbsp;&nbsp;了一些&nbsp;daemon&nbsp;,&nbsp;所以与大家的可能不太相同&nbsp;.&nbsp;所以&nbsp;,&nbsp;rc.local&nbsp;作参考就可以了.&nbsp;<BR>&nbsp;<BR>&nbsp;&nbsp;下面是我的&nbsp;rc.local&nbsp;:&nbsp;<BR>&nbsp;<BR>#!&nbsp;/bin/sh&nbsp;<BR>#&nbsp;Put&nbsp;any&nbsp;local&nbsp;setup&nbsp;commands&nbsp;in&nbsp;here&nbsp;<BR>#&nbsp;Running&nbsp;selection&nbsp;<BR>&nbsp;<BR>&nbsp;<BR>##&nbsp;lpd&nbsp;是控制印表机的&nbsp;daemon&nbsp;,&nbsp;要想在&nbsp;LINUX&nbsp;下用印表机&nbsp;,&nbsp;这个&nbsp;daemon&nbsp;必需&nbsp;<BR>##&nbsp;要被起动&nbsp;,&nbsp;此外还要修改&nbsp;/etc/printcap&nbsp;.&nbsp;详细的情况要去看&nbsp;PRINT-HOWTO&nbsp;<BR>&nbsp;<BR>echo&nbsp;-n&nbsp;&quot;lpd&quot;&nbsp;<BR>/etc/lpd&nbsp;<BR>&nbsp;<BR>&nbsp;<BR>##&nbsp;httpd&nbsp;就是&nbsp;WWW&nbsp;server&nbsp;的&nbsp;daemon&nbsp;.&nbsp;想必大家都用过&nbsp;Mosaic&nbsp;,&nbsp;Netscape&nbsp;等&nbsp;<BR>##&nbsp;的浏览器&nbsp;.&nbsp;但假如我们想建立自己的&nbsp;WWW&nbsp;server&nbsp;,&nbsp;httpd&nbsp;必须要执行&nbsp;.&nbsp;<BR>&nbsp;<BR>echo&nbsp;-n&nbsp;&quot;&nbsp;httpd&quot;&nbsp;<BR>/usr/local/etc/httpd/src/httpd&nbsp;<BR>&nbsp;<BR>&nbsp;<BR>##&nbsp;在&nbsp;WWW&nbsp;的时代还没来临以前&nbsp;,&nbsp;gopher&nbsp;可说是具有最方便的资料索引功能&nbsp;,&nbsp;即使&nbsp;<BR>##&nbsp;到了现在&nbsp;,&nbsp;gopher&nbsp;仍然占有一席之地&nbsp;,&nbsp;在这里&nbsp;,&nbsp;因为我有建立自己的&nbsp;gopher&nbsp;<BR>##&nbsp;server&nbsp;,&nbsp;所以&nbsp;gopherd&nbsp;必需被起动&nbsp;.&nbsp;<BR>&nbsp;<BR>echo&nbsp;-n&nbsp;&quot;&nbsp;gopherd&quot;&nbsp;<BR>/usr/local/sbin/gopherd&nbsp;-u&nbsp;nobody&nbsp;<BR>&nbsp;<BR>&nbsp;<BR>##&nbsp;下面这个指令是&nbsp;mouse&nbsp;在&nbsp;console&nbsp;下做&nbsp;cut&nbsp;&amp;&nbsp;paste&nbsp;<BR>&nbsp;<BR>echo&nbsp;-n&nbsp;&quot;Running&nbsp;selection...&quot;&nbsp;<BR>selection&nbsp;-t&nbsp;ms&nbsp;&amp;&nbsp;<BR>echo&nbsp;'&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp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