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6.44. Grep-2.5.1a
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Linux From Scratch - Version 6.1
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Chapter 6. 安装系统基础软件
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6.44. Grep-2.5.1a
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<p>Grep 可以搜索文件中符合指定匹配模式的行。</p>
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<strong><span class="segtitle">预计编译时间：</span></strong> <span class="seg">0.1 SBU</span>
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<strong><span class="segtitle">所需磁盘空间：</span></strong> <span class="seg">4.5 MB</span>
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<strong><span class="segtitle">安装依赖于：</span></strong> <span class="seg">Bash, Binutils, Coreutils, Diffutils, GCC, Gettext, Glibc, Make, Sed, Texinfo</span>
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6.44.1. 安装 Grep
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<p>为编译 Grep 做准备：</p>
<pre class="userinput"><kbd class="command">./configure --prefix=/usr --bindir=/bin</kbd></pre>
<p>编译软件包：</p>
<pre class="userinput"><kbd class="command">make</kbd></pre>
<p>
要测试结果，请运行： <strong class="userinput"><tt>make check</tt></strong>
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安装软件包：
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<pre class="userinput"><kbd class="command">make install</kbd></pre>
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6.44.2. Grep 的内容 </h2>
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<strong><span class="segtitle">安装的程序：</span></strong> <span class="seg">egrep(链接到 grep), fgrep(链接到 grep), grep</span>
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<a id="id3331557" name="id3331557"></a>简要描述</h3>
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<a id="egrep" name="egrep"></a><span class="term"><span><strong class="command">egrep</strong></span></span>
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<p>打印出匹配扩展正则表达式模式的行。</p>
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<td>
<a id="fgrep" name="fgrep"></a><span class="term"><span><strong class="command">fgrep</strong></span></span>
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<p>对固定字符串列表进行匹配。</p>
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</tr>
<tr>
<td>
<a id="grep" name="grep"></a><span class="term"><span><strong class="command">grep</strong></span></span>
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<p>对基本正则表达式进行匹配。</p>
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