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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"><html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content= "application/xhtml+xml; charset=iso-8859-1" /> <title> 5.2. Build CFLAGS </title> <link rel="stylesheet" href="../stylesheets/lfs.css" type="text/css" /> <meta name="generator" content="DocBook XSL Stylesheets V1.69.1" /> <link rel="stylesheet" href="../stylesheets/lfs-print.css" type= "text/css" media="print" /> </head> <body id="lfs" class="CLFS-SVN-20060417-MIPS"> <div class="navheader"> <div class="headertitles"> <h4> Cross-Compiled Linux From Scratch - Version CLFS-SVN-20060417-MIPS </h4> <h3> Chapter 5. Constructing Cross-Compile Tools </h3> </div> <ul class="headerlinks"> <li class="prev"> <a accesskey="p" href="chapter.html" title= "Constructing Cross-Compile Tools">Prev</a> <p> Constructing Cross-Compile Tools </p> </li> <li class="next"> <a accesskey="n" href="variables.html" title= "Build Variables">Next</a> <p> Build Variables </p> </li> <li class="up"> <a accesskey="u" href="chapter.html" title= "Chapter 5. Constructing Cross-Compile Tools">Up</a>. </li> <li class="home"> <a accesskey="h" href="../index.html" title= "Cross-Compiled Linux From Scratch - Version CLFS-SVN-20060417-MIPS"> Home</a> </li> </ul> </div> <div class="sect1" lang="en" xml:lang="en"> <div class="titlepage"> <h1 class="sect1"> 5.2. Build CFLAGS </h1> </div> <p> <tt class="envar">CFLAGS</tt> and <tt class="envar">CXXFLAGS</tt> must not be set during the building of cross tools. </p> <p> To disable <tt class="envar">CFLAGS</tt> and <tt class= "envar">CXXFLAGS</tt> use the following commands: </p> <pre class="userinput"><kbd class="command">unset CFLAGSunset CXXFLAGS</kbd></pre> <p> Now add these to <tt class="filename">~/.bashrc</tt>, just in case you have to exit and restart building later: </p> <pre class="userinput"><kbd class="command">echo unset CFLAGS >> ~/.bashrcecho unset CXXFLAGS >> ~/.bashrc</kbd></pre> </div> <div class="navfooter"> <ul> <li class="prev"> <a accesskey="p" href="chapter.html" title= "Constructing Cross-Compile Tools">Prev</a> <p> Constructing Cross-Compile Tools </p> </li> <li class="next"> <a accesskey="n" href="variables.html" title= "Build Variables">Next</a> <p> Build Variables </p> </li> <li class="up"> <a accesskey="u" href="chapter.html" title= "Chapter 5. Constructing Cross-Compile Tools">Up</a>. </li> <li class="home"> <a accesskey="h" href="../index.html" title= "Cross-Compiled Linux From Scratch - Version CLFS-SVN-20060417-MIPS"> Home</a>. </li> </ul> </div> </body></html>⌨️ 快捷键说明
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