| 1 | <?xml version="1.0" encoding="ISO-8859-1"?>
|
|---|
| 2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
|
|---|
| 3 | "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
|
|---|
| 4 | <!ENTITY % general-entities SYSTEM "../general.ent">
|
|---|
| 5 | %general-entities;
|
|---|
| 6 | ]>
|
|---|
| 7 |
|
|---|
| 8 | <sect1 id="ch-tools-linux-headers" role="wrap">
|
|---|
| 9 | <?dbhtml filename="linux-headers.html"?>
|
|---|
| 10 |
|
|---|
| 11 | <sect1info condition="script">
|
|---|
| 12 | <productname>linux</productname>
|
|---|
| 13 | <productnumber>&linux-version;</productnumber>
|
|---|
| 14 | <address>&linux-url;</address>
|
|---|
| 15 | </sect1info>
|
|---|
| 16 |
|
|---|
| 17 | <title>Linux-&linux-version; API Headers</title>
|
|---|
| 18 |
|
|---|
| 19 | <indexterm zone="ch-tools-linux-headers">
|
|---|
| 20 | <primary sortas="a-Linux">Linux</primary>
|
|---|
| 21 | <secondary>tools, API headers</secondary>
|
|---|
| 22 | </indexterm>
|
|---|
| 23 |
|
|---|
| 24 | <sect2 role="package">
|
|---|
| 25 | <title/>
|
|---|
| 26 |
|
|---|
| 27 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
|
|---|
| 28 | href="../chapter06/linux-headers.xml"
|
|---|
| 29 | xpointer="xpointer(/sect1/sect2[1]/para[1])"/>
|
|---|
| 30 |
|
|---|
| 31 | <segmentedlist>
|
|---|
| 32 | <segtitle>&buildtime;</segtitle>
|
|---|
| 33 | <segtitle>&diskspace;</segtitle>
|
|---|
| 34 |
|
|---|
| 35 | <seglistitem>
|
|---|
| 36 | <seg>&linux-headers-ch5-sbu;</seg>
|
|---|
| 37 | <seg>&linux-headers-ch5-du;</seg>
|
|---|
| 38 | </seglistitem>
|
|---|
| 39 | </segmentedlist>
|
|---|
| 40 |
|
|---|
| 41 | </sect2>
|
|---|
| 42 |
|
|---|
| 43 | <sect2 role="installation">
|
|---|
| 44 | <title>Installation of Linux API Headers</title>
|
|---|
| 45 |
|
|---|
| 46 | <para>The Linux kernel needs to expose an Application Programming Interface
|
|---|
| 47 | (API) for the system's C library (Glibc in LFS) to use. This is done
|
|---|
| 48 | by way of sanitizing various C header files that are shipped in the Linux
|
|---|
| 49 | kernel source tarball.</para>
|
|---|
| 50 |
|
|---|
| 51 | <para>Make sure there are no stale files embedded in the package:</para>
|
|---|
| 52 |
|
|---|
| 53 | <screen><userinput remap="pre">make mrproper</userinput></screen>
|
|---|
| 54 |
|
|---|
| 55 | <para>Now extract the user-visible kernel headers from the source.
|
|---|
| 56 | They are placed in an intermediate local directory and copied to the needed
|
|---|
| 57 | location because the extraction process removes any existing files in
|
|---|
| 58 | the target directory.</para>
|
|---|
| 59 |
|
|---|
| 60 | <screen><userinput remap="make">make INSTALL_HDR_PATH=dest headers_install
|
|---|
| 61 | </userinput><userinput remap="install">cp -rv dest/include/* /tools/include</userinput></screen>
|
|---|
| 62 |
|
|---|
| 63 | </sect2>
|
|---|
| 64 |
|
|---|
| 65 | <sect2 role="content">
|
|---|
| 66 | <title/>
|
|---|
| 67 |
|
|---|
| 68 | <para>Details on this package are located in
|
|---|
| 69 | <xref linkend="contents-linux-headers" role="."/></para>
|
|---|
| 70 |
|
|---|
| 71 | </sect2>
|
|---|
| 72 |
|
|---|
| 73 | </sect1>
|
|---|
