make-12.html

unix make 文档

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一节）。不过这个特点在</span><span lang="EN-US" style="font-size: 12.0pt; line-height: 150%; font-family: Arial; color: black">GNU 
make</span><span style="font-size: 12.0pt; line-height: 150%; font-family: 楷体_GB2312; color: black">的新版本中已经被模式规则所取代。</span></p>
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保持</span><span lang="EN-US" style="font-size: 12.0pt; line-height: 150%; font-family: Arial; color: black">Makefile</span><span style="font-size: 12.0pt; line-height: 150%; font-family: 楷体_GB2312; color: black">规则命令行的书写格式，只是去掉了初始空字符。执行命令的回显保持</span><span lang="EN-US" style="font-size: 12.0pt; line-height: 150%; font-family: Arial; color: black">Makefile</span><span style="font-size: 12.0pt; line-height: 150%; font-family: 楷体_GB2312; color: black">中的书写格式不变。</span><span style="font-size: 12.0pt; line-height: 150%; font-family: Arial; color: black">
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<h2><a name="_gnu_make_12.2"><span style="font-size: 14pt" lang="en-us"><b>1</b></span><b><span lang="EN-US" style="font-size: 14.0pt">2.2<span style="font-style: normal; font-variant: normal; font-weight: normal; font-size: 7.0pt; font-family: Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
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源自其他版本的特点</span></a></h2>
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下面的特点来自于其它版本的</span><span lang="EN-US" style="font-size: 12.0pt; line-height: 150%; font-family: Arial; color: black">make</span><span style="font-size: 12.0pt; line-height: 150%; font-family: 楷体_GB2312; color: black">，但每一个特征来自由哪个版本的</span><span lang="EN-US" style="font-size: 12.0pt; line-height: 150%; font-family: Arial; color: black">make</span><span style="font-size: 12.0pt; line-height: 150%; font-family: 楷体_GB2312; color: black">不太清楚：</span></p>
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模式规则使用模式字符“</span><span lang="EN-US" style="font-size: 12.0pt; line-height: 150%; font-family: Arial; color: black">%</span><span style="font-size: 12.0pt; line-height: 150%; font-family: 楷体_GB2312; color: black">”。目前在多个不同版本的</span><span lang="EN-US" style="font-size: 12.0pt; line-height: 150%; font-family: Arial; color: black">make</span><span style="font-size: 12.0pt; line-height: 150%; font-family: 楷体_GB2312; color: black">中都有使用“</span><span lang="EN-US" style="font-size: 12.0pt; line-height: 150%; font-family: Arial; color: black">%</span><span style="font-size: 12.0pt; line-height: 150%; font-family: 楷体_GB2312; color: black">”。但具体是那个版本的</span><span lang="EN-US" style="font-size: 12.0pt; line-height: 150%; font-family: Arial; color: black">make</span><span style="font-size: 12.0pt; line-height: 150%; font-family: 楷体_GB2312; color: black">提出它不甚清楚。关于模式规则参考</span><span lang="EN-US" style="font-size: 12.0pt; line-height: 150%; font-family: Arial; color: black">&nbsp;
<a style="color: blue; text-decoration: underline; text-underline: single" href="make-10.html#_gnu_make_10.5">
10.5<span lang="EN-US" style="font-family: 楷体_GB2312"> 模式规则</span></a> </span>
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一节</span></p>
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规则链以及隐含的中间过程文件。这个特点首次是在</span><span lang="EN-US" style="font-size: 12.0pt; line-height: 150%; font-family: Arial; color: black">Stu 
Feldman </span>
<span style="font-size: 12.0pt; line-height: 150%; font-family: 楷体_GB2312; color: black">
的</span><span lang="EN-US" style="font-size: 12.0pt; line-height: 150%; font-family: Arial; color: black">make</span><span style="font-size: 12.0pt; line-height: 150%; font-family: 楷体_GB2312; color: black">版本中实现，并用于</span><span lang="EN-US" style="font-size: 12.0pt; line-height: 150%; font-family: Arial; color: black">AT&amp;T</span><span style="font-size: 12.0pt; line-height: 150%; font-family: 楷体_GB2312; color: black">第八版的</span><span lang="EN-US" style="font-size: 12.0pt; line-height: 150%; font-family: Arial; color: black">Unix</span><span style="font-size: 12.0pt; line-height: 150%; font-family: 楷体_GB2312; color: black">研究中。后来</span><span lang="EN-US" style="font-size: 12.0pt; line-height: 150%; font-family: Arial; color: black">AT&amp;T</span><span style="font-size: 12.0pt; line-height: 150%; font-family: 楷体_GB2312; color: black">贝尔实验室的</span><span lang="EN-US" style="font-size: 12.0pt; line-height: 150%; font-family: Arial; color: black">Andrew 
Hume </span>
<span style="font-size: 12.0pt; line-height: 150%; font-family: 楷体_GB2312; color: black">
在它的</span><span lang="EN-US" style="font-size: 12.0pt; line-height: 150%; font-family: Arial; color: black">mk</span><span style="font-size: 12.0pt; line-height: 150%; font-family: 楷体_GB2312; color: black">程序中应用（这里称为“传递闭合”）。但不清楚这个特征是对它们的继承还是</span><span lang="EN-US" style="font-size: 12.0pt; line-height: 150%; font-family: Arial; color: black">GNU</span><span style="font-size: 12.0pt; line-height: 150%; font-family: 楷体_GB2312; color: black">自己的重新实现。参考</span><span style="font-size: 12.0pt; line-height: 150%; font-family: Arial; color: black">
<span lang="EN-US">
<a style="color: blue; text-decoration: underline; text-underline: single" href="make-10.html#_gnu_make_10.4">
10.4<span lang="EN-US" style="font-family: 楷体_GB2312"> 隐含规则链</span></a> </span>
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<span style="font-size: 12.0pt; line-height: 150%; font-family: 楷体_GB2312; color: black">
一节</span><span style="font-size: 12.0pt; line-height: 150%; font-family: Arial; color: black">
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包含规则所有依赖文件列表的自动化变量“</span><span lang="EN-US" style="font-size: 12.0pt; line-height: 150%; font-family: Arial; color: black">$^</span><span style="font-size: 12.0pt; line-height: 150%; font-family: 楷体_GB2312; color: black">”。可以确定这不是</span><span lang="EN-US" style="font-size: 12.0pt; line-height: 150%; font-family: Arial; color: black">GNU</span><span style="font-size: 12.0pt; line-height: 150%; font-family: 楷体_GB2312; color: black">创造的，但具体是哪个版本的</span><span lang="EN-US" style="font-size: 12.0pt; line-height: 150%; font-family: Arial; color: black">make</span><span style="font-size: 12.0pt; line-height: 150%; font-family: 楷体_GB2312; color: black">创造也不清楚。参考</span><span style="font-size: 12.0pt; line-height: 150%; font-family: Arial; color: black">
<span lang="EN-US">
<a style="color: blue; text-decoration: underline; text-underline: single" href="make-10.html#_gnu_make_10.5.3">
10.5.3<span lang="EN-US" style="font-family: 楷体_GB2312"> 自动化变量</span></a> </span>
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<span style="font-size: 12.0pt; line-height: 150%; font-family: 楷体_GB2312; color: black">
一节</span></p>
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命令行的“</span><span lang="EN-US" style="font-size: 12.0pt; line-height: 150%; font-family: Arial; color: black">what 
if</span><span style="font-size: 12.0pt; line-height: 150%; font-family: 楷体_GB2312; color: black">”选项（</span><span lang="EN-US" style="font-size: 12.0pt; line-height: 150%; font-family: Arial; color: black">GNU 
make</span><span style="font-size: 12.0pt; line-height: 150%; font-family: 楷体_GB2312; color: black">的“</span><span lang="EN-US" style="font-size: 12.0pt; line-height: 150%; font-family: Arial; color: black">-W</span><span style="font-size: 12.0pt; line-height: 150%; font-family: 楷体_GB2312; color: black">”选项）据说是</span><span lang="EN-US" style="font-size: 12.0pt; line-height: 150%; font-family: Arial; color: black">Andrew 
Hume </span>
<span style="font-size: 12.0pt; line-height: 150%; font-family: 楷体_GB2312; color: black">
在</span><span lang="EN-US" style="font-size: 12.0pt; line-height: 150%; font-family: Arial; color: black">mk</span><span style="font-size: 12.0pt; line-height: 150%; font-family: 楷体_GB2312; color: black">中首次提出的的。参考</span><span style="font-size: 12.0pt; line-height: 150%; font-family: Arial; color: black">
<span lang="EN-US">
<a style="color: blue; text-decoration: underline; text-underline: single" href="make-09.html#_gnu_make_9.7">
9.7 make<span lang="EN-US" style="font-family: 楷体_GB2312">的命令行选项</span></a>
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<span style="font-size: 12.0pt; line-height: 150%; font-family: 楷体_GB2312; color: black">
一节</span></p>
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<span lang="EN-US" style="font-size: 12.0pt; line-height: 150%; font-family: Wingdings; color: black">
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<span style="font-size: 12.0pt; line-height: 150%; font-family: 楷体_GB2312; color: black">
并发执行的观点，在其它多种版本的</span><span lang="EN-US" style="font-size: 12.0pt; line-height: 150%; font-family: Arial; color: black">make</span><span style="font-size: 12.0pt; line-height: 150%; font-family: 楷体_GB2312; color: black">中都有支持。但</span><span lang="EN-US" style="font-size: 12.0pt; line-height: 150%; font-family: Arial; color: black">System 
V </span>
<span style="font-size: 12.0pt; line-height: 150%; font-family: 楷体_GB2312; color: black">
和</span><span lang="EN-US" style="font-size: 12.0pt; line-height: 150%; font-family: Arial; color: black">BSD
</span>
<span style="font-size: 12.0pt; line-height: 150%; font-family: 楷体_GB2312; color: black">
没有实现此功能。参考</span><span style="font-size: 12.0pt; line-height: 150%; font-family: Arial; color: black">
<span lang="EN-US">
<a style="color: blue; text-decoration: underline; text-underline: single" href="make-05.html#_gnu_make_5.3">
5.3 <span lang="EN-US" style="font-family: 楷体_GB2312">并发执行命令</span></a> </span>
</span>
<span style="font-size: 12.0pt; line-height: 150%; font-family: 楷体_GB2312; color: black">
一节</span><span style="font-size: 12.0pt; line-height: 150%; font-family: Arial; color: black">
</span></p>
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<span lang="EN-US" style="font-size: 12.0pt; line-height: 150%; font-family: Wingdings; color: black">
&Oslash;<span style="font-style: normal; font-variant: normal; font-weight: normal; font-size: 7.0pt; font-family: Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
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<span style="font-size: 12.0pt; line-height: 150%; font-family: 楷体_GB2312; color: black">
变量的模式替换引用来自</span><span lang="EN-US" style="font-size: 12.0pt; line-height: 150%; font-family: Arial; color: black">SunOS 
4</span><span style="font-size: 12.0pt; line-height: 150%; font-family: 楷体_GB2312; color: black">。参考</span><span style="font-size: 12.0pt; line-height: 150%; font-family: Arial; color: black">