| 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 | <para>The Linux kernel package contains the kernel source as well as
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| 16 | the header files used by Glibc.</para>
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| 17 |
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| 18 | <segmentedlist>
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| 19 | <segtitle>&buildtime;</segtitle>
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| 20 | <segtitle>&diskspace;</segtitle>
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| 21 | <seglistitem><seg>0.1 SBU</seg><seg>186 MB</seg></seglistitem>
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| 22 | </segmentedlist>
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| 23 |
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| 24 | <segmentedlist>
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| 25 | <segtitle>Linux Headers installation depends on</segtitle>
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| 26 | <seglistitem><seg>Coreutils and Make</seg></seglistitem>
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| 27 | </segmentedlist>
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| 28 |
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| 29 | </sect2>
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| 30 |
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| 31 | <sect2 role="installation">
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| 32 | <title>Installation of the Kernel Headers</title>
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| 33 |
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| 34 | <para>Because some packages need to refer to the kernel header files,
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| 35 | now is a good time to unpack the kernel archive, set it up, and copy
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| 36 | the required files to a place where <command>gcc</command> can locate
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| 37 | them later.</para>
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| 38 |
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| 39 | <para>Prepare for the header installation with:</para>
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| 40 |
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| 41 | <screen><userinput>make mrproper</userinput></screen>
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| 42 |
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| 43 | <para>This ensures that the kernel tree is absolutely clean. It is
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| 44 | recommended that this command be issued prior to
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| 45 | <emphasis>each</emphasis> kernel compilation. Do not assume that the
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| 46 | source tree is automatically clean after un-tarring.</para>
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| 47 |
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| 48 | <para>Create the <filename>include/linux/version.h</filename> file:</para>
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| 49 |
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| 50 | <screen><userinput>make include/linux/version.h</userinput></screen>
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| 51 |
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| 52 | <para>Create the platform-specific <filename class="symlink">include/asm</filename>
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| 53 | symlink:</para>
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| 54 |
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| 55 | <screen><userinput>make include/asm</userinput></screen>
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| 56 |
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| 57 | <para>Install the platform-specific header files:</para>
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| 58 |
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| 59 | <screen><userinput>mkdir /tools/glibc-kernheaders
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| 60 | cp -HR include/asm /tools/glibc-kernheaders
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| 61 | cp -R include/asm-generic /tools/glibc-kernheaders</userinput></screen>
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| 62 |
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| 63 | <para>Finally, install the cross-platform kernel header files:</para>
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| 64 |
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| 65 | <screen><userinput>cp -R include/linux /tools/glibc-kernheaders</userinput></screen>
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| 66 |
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| 67 | </sect2>
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| 68 |
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| 69 | <sect2 role="content"><title/>
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| 70 | <para>Details on this package are located in <xref linkend="contents-kernel"/>.</para>
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| 71 | </sect2>
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| 72 |
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| 73 | </sect1>
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| 74 |
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