<?xml version="1.0" encoding="UTF-8"?> <section id="pkgconfig_class" xreflabel="pkgconfig class"> <title>pkgconfig class</title> <para>The pkgconfig class is for packages that install <command><pkg>.pc</command> files. These files provide information about the build settings for the package vwhich are then made available by the <command>pkg-config</command> command.</para> <para>Since the contents of the <command>.pc</command> files are used at build time they need to be installed into the staging area. All the actions performed by this class are appended to the <emphasis>stage</emphasis> task.</para> <para>The actions performed by the pkgconfig class are:</para> <orderedlist> <listitem> <para>Copies the <command><x>.pc</command> files into the <command>${PKG_CONFIG_PATH}</command> directory;</para> </listitem> <listitem> <para>If the package is not native then it modifies the contents of the <command><x>.pc</command> file in the <command>${PKG_CONFIG_PATH}</command> area to ensure that all the paths in the script refer to the staging area;</para> </listitem> </orderedlist> <para>A package is considered to be native if it also inherits the native class.</para> <para>The class will search the source directory, <command>${S}</command>, and all it's subdirectories, for files that end in <command>.pc</command> (it will ignore those that end in <command>-uninstalled.pc)</command> and process them as described above. All that is required to use the class is the addition of pkgconfig in an inherit statement:<screen>inherit autotools pkgconfig</screen></para> </section>