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📄 1-2-用于编写configure.in的config语言简介.htm

📁 本文档详细地讲解了linux内核配置所必用的configure.in和config的编写流程和语法。
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字号:
&quot;Times New Roman&quot;">是一个没有</span><span lang="EN-US">$</span><span style="font-family:
宋体;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:&quot;Times New Roman&quot;">符号、位于引号内的字符串。</span></p>
<p class="MsoNormal" style="text-indent: 21.75pt; line-height: 150%; margin-top: 0; margin-bottom: 0"><span lang="EN-US">&nbsp;<o:p>
</o:p> 
</span></p>
<p class="MsoNormal" style="line-height: 150%; margin-top: 0; margin-bottom: 0"><span lang="EN-US">'comment'</span><span style="font-family:
宋体;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:&quot;Times New Roman&quot;">并不用于对一个</span><span lang="EN-US">CONFIG</span><span style="font-family:宋体;mso-ascii-font-family:&quot;Times New Roman&quot;;
mso-hansi-font-family:&quot;Times New Roman&quot;">语言的注释。它用于用户接口显示文字</span><span lang="EN-US">,</span><span style="font-family:宋体;mso-ascii-font-family:&quot;Times New Roman&quot;;
mso-hansi-font-family:&quot;Times New Roman&quot;">以及向输出文件中写入输出信息。</span></p>
<p class="MsoNormal" style="text-indent: 21.75pt; line-height: 150%; margin-top: 0; margin-bottom: 0"><span lang="EN-US">&nbsp;<o:p>
</o:p> 
</span></p>
<p class="MsoNormal" style="line-height: 150%; margin-top: 0; margin-bottom: 0"><span style="font-family:宋体;mso-ascii-font-family:&quot;Times New Roman&quot;;
mso-hansi-font-family:&quot;Times New Roman&quot;">例如</span><span lang="EN-US">:</span></p>
<p class="MsoNormal" style="text-indent: 21.75pt; line-height: 150%; margin-top: 0; margin-bottom: 0"><span lang="EN-US">&nbsp;<o:p>
</o:p> 
</span></p>
<p class="MsoNormal" style="text-indent: 21.75pt; line-height: 150%; margin-top: 0; margin-bottom: 0"><span lang="EN-US">#  
drivers/net/Config.in</span></p>
<p class="MsoNormal" style="text-indent: 21.75pt; line-height: 150%; margin-top: 0; margin-bottom: 0"><span lang="EN-US">&nbsp;<o:p>
</o:p> 
</span></p>
<p class="MsoNormal" style="text-indent: 21.75pt; line-height: 150%; margin-top: 0; margin-bottom: 0"><span lang="EN-US">comment  
'CCP compressors for PPP are only built as modules.'</span></p> 
<p class="MsoNormal" style="line-height: 150%; margin-top: 0; margin-bottom: 0"><span lang="EN-US">&nbsp;<o:p>
</o:p> 
</span></p>
<p class="MsoNormal" style="line-height: 150%; margin-top: 0; margin-bottom: 0"><b><span lang="EN-US">l<span style="mso-spacerun:
yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>text /prompt/<o:p> 
</o:p> 
</span></b></p>
<p class="MsoNormal" style="line-height: 150%; margin-top: 0; margin-bottom: 0"><span lang="EN-US">&nbsp;<o:p>
</o:p> 
</span></p>
<p class="MsoNormal" style="line-height: 150%; margin-top: 0; margin-bottom: 0"><span style="font-family:宋体;mso-ascii-font-family:&quot;Times New Roman&quot;;
mso-hansi-font-family:&quot;Times New Roman&quot;">向用户显示提示信息。不向输出文件中写入提示信息。仅</span><span lang="EN-US"> 
mconfig </span><span style="font-family:宋体;mso-ascii-font-family: 
&quot;Times New Roman&quot;;mso-hansi-font-family:&quot;Times New Roman&quot;">在它的帮助中使用此命令。</span></p>
<p class="MsoNormal" style="line-height: 150%; margin-top: 0; margin-bottom: 0"><span lang="EN-US">&nbsp;<o:p>
</o:p> 
</span></p>
<p class="MsoNormal" style="line-height: 150%; margin-top: 0; margin-bottom: 0"><span style="font-family:宋体;mso-ascii-font-family:&quot;Times New Roman&quot;;
mso-hansi-font-family:&quot;Times New Roman&quot;">例如</span><span lang="EN-US">:</span></p>
<p class="MsoNormal" style="line-height: 150%; margin-top: 0; margin-bottom: 0"><span lang="EN-US">&nbsp;<o:p>
</o:p> 
</span></p>
<p class="MsoNormal" style="line-height: 150%; margin-top: 0; margin-bottom: 0"><span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; 
</span># mconfig internal help text</span></p> 
<p class="MsoNormal" style="line-height: 150%; margin-top: 0; margin-bottom: 0"><span lang="EN-US">&nbsp;<o:p>
</o:p> 
</span></p>
<p class="MsoNormal" style="line-height: 150%; margin-top: 0; margin-bottom: 0"><span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; 
</span>text 'Here are all the mconfig command line options.'</span></p> 
<p class="MsoNormal" style="line-height: 150%; margin-top: 0; margin-bottom: 0"><span lang="EN-US">&nbsp;<o:p>
</o:p> 
</span></p>
<p class="MsoNormal" style="line-height: 150%; margin-top: 0; margin-bottom: 0"><b><span lang="EN-US">l<span style="mso-spacerun:
yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>bool /prompt/  
/symbol/<o:p>
</o:p> 
</span></b></p>
<p class="MsoNormal" style="line-height: 150%; margin-top: 0; margin-bottom: 0"><span lang="EN-US">&nbsp;<o:p>
</o:p> 
</span></p>
<p class="MsoNormal" style="line-height: 150%; margin-top: 0; margin-bottom: 0"><span style="font-family:宋体;mso-ascii-font-family:&quot;Times New Roman&quot;;
mso-hansi-font-family:&quot;Times New Roman&quot;">此命令用于向用户显示</span><span lang="EN-US">/prompt/</span><span style="font-family:宋体;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:
&quot;Times New Roman&quot;">提示信息</span><span lang="EN-US">,</span><span style="font-family:
宋体;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:&quot;Times New Roman&quot;">并从用户接收数据</span><span lang="EN-US">,</span><span style="font-family:宋体;mso-ascii-font-family:&quot;Times New Roman&quot;;
mso-hansi-font-family:&quot;Times New Roman&quot;">并把该数据赋给</span><span lang="EN-US">/symbol/</span><span style="font-family:宋体;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:
&quot;Times New Roman&quot;">。合法的输入值为</span><span lang="EN-US"> 
&quot;n&quot; </span><span style="font-family:宋体;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family: 
&quot;Times New Roman&quot;">和</span><span lang="EN-US">&quot;y&quot;</span><span style="font-family:宋体;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:
&quot;Times New Roman&quot;">。</span></p>
<p class="MsoNormal" style="line-height: 150%; margin-top: 0; margin-bottom: 0"><span lang="EN-US">&nbsp;<o:p>
</o:p> 
</span></p>
<p class="MsoNormal" style="line-height: 150%; margin-top: 0; margin-bottom: 0"><span style="font-family:宋体;mso-ascii-font-family:&quot;Times New Roman&quot;;
mso-hansi-font-family:&quot;Times New Roman&quot;">注意:此命令没有默认值。</span></p>
<p class="MsoNormal" style="line-height: 150%; margin-top: 0; margin-bottom: 0"><span lang="EN-US">&nbsp;<o:p>
</o:p>
</span></p>
<p class="MsoNormal" style="line-height: 150%; margin-top: 0; margin-bottom: 0"><span style="font-family:宋体;mso-ascii-font-family:&quot;Times New Roman&quot;;
mso-hansi-font-family:&quot;Times New Roman&quot;">例如</span><span lang="EN-US">:</span></p>
<p class="MsoNormal" style="line-height: 150%; margin-top: 0; margin-bottom: 0"><span lang="EN-US">&nbsp;<o:p>
</o:p>
</span></p>
<p class="MsoNormal" style="line-height: 150%; margin-top: 0; margin-bottom: 0"><span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; 
</span># arch/i386/config.in</span></p>
<p class="MsoNormal" style="line-height: 150%; margin-top: 0; margin-bottom: 0"><span lang="EN-US">&nbsp;<o:p>
</o:p>
</span></p>
<p class="MsoNormal" style="line-height: 150%; margin-top: 0; margin-bottom: 0"><span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; 
</span>bool ''Symmetric multi-processing support'' CONFIG_SMP</span></p>
<p class="MsoNormal" style="line-height: 150%; margin-top: 0; margin-bottom: 0"><span lang="EN-US">&nbsp;<o:p>
</o:p>
</span></p>
<p class="MsoNormal" style="line-height: 150%; margin-top: 0; margin-bottom: 0"><b><span lang="EN-US">l<span style="mso-spacerun:
yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>hex /prompt/ 
/symbol/ /word/<o:p>
</o:p>
</span></b></p>
<p class="MsoNormal" style="line-height: 150%; margin-top: 0; margin-bottom: 0"><span lang="EN-US">&nbsp;<o:p>
</o:p>
</span></p>
<p class="MsoNormal" style="line-height: 150%; margin-top: 0; margin-bottom: 0"><span style="font-family:宋体;mso-ascii-font-family:&quot;Times New Roman&quot;;
mso-hansi-font-family:&quot;Times New Roman&quot;">此命令显示</span><span lang="EN-US">/prompt/</span><span style="font-family:宋体;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:
&quot;Times New Roman&quot;">提示信息给用户</span><span lang="EN-US">,</span><span style="font-family:宋体;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:
&quot;Times New Roman&quot;">并从用户接收数据值</span><span lang="EN-US">,</span><span style="font-family:宋体;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:
&quot;Times New Roman&quot;">并赋给</span><span lang="EN-US"> /symbol/</span><span style="font-family:宋体;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:
&quot;Times New Roman&quot;">。合法输入值为十六进制数。</span><span lang="EN-US"><span style="mso-spacerun: yes">&nbsp; 
</span>/word/ </span><span style="font-family:宋体;
mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:&quot;Times New Roman&quot;">是默认值。</span></p>
<p class="MsoNormal" style="line-height: 150%; margin-top: 0; margin-bottom: 0"><span lang="EN-US">&nbsp;<o:p>
</o:p>
</span></p>
<p class="MsoNormal" style="line-height: 150%; margin-top: 0; margin-bottom: 0"><span style="font-family:宋体;mso-ascii-font-family:&quot;Times New Roman&quot;;
mso-hansi-font-family:&quot;Times New Roman&quot;">例如</span><span lang="EN-US">:</span></p>
<p class="MsoNormal" style="line-height: 150%; margin-top: 0; margin-bottom: 0"><span lang="EN-US">&nbsp;<o:p>
</o:p>
</span></p>
<p class="MsoNormal" style="line-height: 150%; margin-top: 0; margin-bottom: 0"><span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; 
</span># drivers/sound/Config.in</span></p>
<p class="MsoNormal" style="line-height: 150%; margin-top: 0; margin-bottom: 0"><span lang="EN-US">&nbsp;<o:p>
</o:p>
</span></p>
<p class="MsoNormal" style="line-height: 150%; margin-top: 0; margin-bottom: 0"><span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; 
</span>hex ''I/O base for SB Check from manual of the card'' CONFIG_SB_BASE 220</span></p>
<p class="MsoNormal" style="line-height: 150%; margin-top: 0; margin-bottom: 0"><span lang="EN-US">&nbsp;<o:p>
</o:p>
</span></p>
<p class="MsoNormal" style="line-height: 150%; margin-top: 0; margin-bottom: 0"><b><span lang="EN-US">l<span style="mso-spacerun:
yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>int /prompt/ 
/symbol/ /word/<o:p>
</o:p>
</span></b></p>
<p class="MsoNormal" style="line-height: 150%; margin-top: 0; margin-bottom: 0"><span lang="EN-US">&nbsp;<o:p>
</o:p>
</span></p>
<p class="MsoNormal" style="line-height: 150%; margin-top: 0; margin-bottom: 0"><span style="font-family:宋体;mso-ascii-font-family:&quot;Times New Roman&quot;;
mso-hansi-font-family:&quot;Times New Roman&quot;">此命令向用户显示</span><span lang="EN-US">/prompt/</span><span style="font-family:宋体;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:
&quot;Times New Roman&quot;">提示信息</span><span lang="EN-US">,</span><span style="font-family:
宋体;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:&quot;Times New Roman&quot;">接收用户输入值</span><span lang="EN-US">,</span><span style="font-family:宋体;mso-ascii-font-family:&quot;Times New Roman&quot;;
mso-hansi-font-family:&quot;Times New Roman&quot;">并赋给</span><span lang="EN-US">/symbol/</span><span style="font-family:宋体;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:
&quot;Times New Roman&quot;">。</span><span lang="EN-US"> /word/</span><span style="font-family:宋体;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:
&quot;Times New Roman&quot;">是默认值。</span></p>
<p class="MsoNormal" style="line-height: 150%; margin-top: 0; margin-bottom: 0"><span lang="EN-US">&nbsp;<o:p>
</o:p>
</span></p>
<p class="MsoNormal" style="line-height: 150%; margin-top: 0; margin-bottom: 0"><span style="font-family:宋体;mso-ascii-font-family:&quot;Times New Roman&quot;;
mso-hansi-font-family:&quot;Times New Roman&quot;">合法输入值:十进制数。</span></p>
<p class="MsoNormal" style="line-height: 150%; margin-top: 0; margin-bottom: 0"><span lang="EN-US">&nbsp;<o:p>
</o:p>
</span></p>

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