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">
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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 | <screen>&buildtime; 0.1 SBU
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15 | &diskspace; 186 MB</screen>
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16 |
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17 |
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18 | <sect2>
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19 | <title>Installation of the kernel headers</title>
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20 |
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21 | <para>As some packages need to refer to the kernel header files, we're going
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22 | to unpack the kernel archive now, set it up, and copy the required files to a
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23 | place where <command>gcc</command> can later find them.</para>
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24 |
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25 | <para>Prepare for the header installation with:</para>
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26 |
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27 | <screen><userinput>make mrproper</userinput></screen>
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28 |
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29 | <para>This ensures that the kernel tree is absolutely clean. The kernel team
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30 | recommends that this command be issued prior to <emphasis>each</emphasis>
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31 | kernel compilation. You shouldn't rely on the source tree being clean after
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32 | un-tarring.</para>
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33 |
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34 | <para>Create the <filename>include/linux/version.h</filename> file:</para>
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35 |
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36 | <screen><userinput>make include/linux/version.h</userinput></screen>
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37 |
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38 | <para>Create the platform-specific <filename>include/asm</filename>
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39 | symlink:</para>
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40 |
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41 | <screen><userinput>make include/asm</userinput></screen>
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42 |
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43 | <para>Install the platform-specific header files:</para>
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44 |
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45 | <screen><userinput>mkdir /tools/glibc-kernheaders
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46 | cp -HR include/asm /tools/glibc-kernheaders
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47 | cp -R include/asm-generic /tools/glibc-kernheaders</userinput></screen>
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48 |
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49 | <para>Finally, install the cross-platform kernel header files:</para>
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50 |
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51 | <screen><userinput>cp -R include/linux /tools/glibc-kernheaders</userinput></screen>
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52 |
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53 | </sect2>
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54 |
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55 | </sect1>
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