| 1 | <?xml version="1.0" encoding="ISO-8859-1"?>
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| 2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.3//EN" "http://www.oasis-open.org/docbook/xml/4.3/docbookx.dtd" [
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| 3 | <!ENTITY % general-entities SYSTEM "../general.ent">
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| 4 | %general-entities;
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| 5 | ]>
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| 6 | <sect1 id="ch-tools-kernel-headers" role="wrap">
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| 7 | <title>Linux-&linux-version; headers</title>
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| 8 | <?dbhtml filename="kernel-headers.html"?>
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| 9 |
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| 10 | <indexterm zone="ch-tools-kernel-headers">
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| 11 | <primary sortas="a-Linux">Linux</primary>
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| 12 | <secondary>tools, headers</secondary></indexterm>
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| 13 |
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| 14 | <sect2 role="package"><title/>
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| 15 |
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| 16 | <segmentedlist>
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| 17 | <segtitle>&buildtime;</segtitle>
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| 18 | <segtitle>&diskspace;</segtitle>
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| 19 | <seglistitem><seg>0.1 SBU</seg><seg>186 MB</seg></seglistitem>
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| 20 | </segmentedlist>
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| 21 |
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| 22 | </sect2>
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| 23 |
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| 24 | <sect2 role="installation">
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| 25 | <title>Installation of the kernel headers</title>
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| 26 |
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| 27 | <para>As some packages need to refer to the kernel header files, we're going
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| 28 | to unpack the kernel archive now, set it up, and copy the required files to a
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| 29 | place where <command>gcc</command> can later find them.</para>
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| 30 |
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| 31 | <para>Prepare for the header installation with:</para>
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| 32 |
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| 33 | <screen><userinput>make mrproper</userinput></screen>
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| 34 |
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| 35 | <para>This ensures that the kernel tree is absolutely clean. The kernel team
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| 36 | recommends that this command be issued prior to <emphasis>each</emphasis>
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| 37 | kernel compilation. You shouldn't rely on the source tree being clean after
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| 38 | un-tarring.</para>
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| 39 |
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| 40 | <para>Create the <filename>include/linux/version.h</filename> file:</para>
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| 41 |
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| 42 | <screen><userinput>make include/linux/version.h</userinput></screen>
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| 43 |
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| 44 | <para>Create the platform-specific <filename class="symlink">include/asm</filename>
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| 45 | symlink:</para>
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| 46 |
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| 47 | <screen><userinput>make include/asm</userinput></screen>
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| 48 |
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| 49 | <para>Install the platform-specific header files:</para>
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| 50 |
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| 51 | <screen><userinput>mkdir /tools/glibc-kernheaders
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| 52 | cp -HR include/asm /tools/glibc-kernheaders
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| 53 | cp -R include/asm-generic /tools/glibc-kernheaders</userinput></screen>
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| 54 |
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| 55 | <para>Finally, install the cross-platform kernel header files:</para>
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| 56 |
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| 57 | <screen><userinput>cp -R include/linux /tools/glibc-kernheaders</userinput></screen>
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| 58 |
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| 59 | </sect2>
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| 60 |
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| 61 | </sect1>
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