source: clfs-embedded/BOOK/cross-tools/common/gcc-static.xml @ 3ca2208

Last change on this file since 3ca2208 was 3ca2208, checked in by Manuel Canales Esparcia <manuel@…>, 16 years ago

Several fixes for PDF look.

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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-cross-tools-gcc-static" role="wrap">
9  <?dbhtml filename="gcc-static.html"?>
10
11  <title>Cross GCC-&gcc-version; - Static</title>
12
13  <indexterm zone="ch-cross-tools-gcc-static">
14    <primary sortas="a-GCC">GCC</primary>
15    <secondary>cross tools, static</secondary>
16  </indexterm>
17
18  <sect2 role="package">
19    <title/>
20
21    <para>The GCC package contains the GNU compiler collection, which includes
22    the C and C++ compilers.</para>
23
24  </sect2>
25
26  <sect2 role="installation">
27    <title>Installation of Cross GCC Compiler with Static libgcc
28    and no Threads</title>
29
30    <para os="p1">To make sure that a couple of tools use the proper syntax,
31    apply the following patch:</para>
32
33<screen os="p2"><userinput>patch -Np1 -i ../&gcc-posix-patch;</userinput></screen>
34
35    <para os="p3">The following patch is needed for GCC to build against uClibc:</para>
36
37<screen os="p4"><userinput>patch -Np1 -i ../&gcc-uclibc-patch;</userinput></screen>
38
39    <para os="p5">The following patch ensures that <command>gcc</command> does not
40    search the <filename class="directory">/usr</filename> directory for
41    <filename class="libraryfile">libgcc_s.so</filename> when
42    cross-compiling:</para>
43
44<screen os="p6"><userinput>patch -Np1 -i ../&gcc-cross_search-patch;</userinput></screen>
45
46    <para os="c">The GCC documentation recommends building GCC outside of the source
47    directory in a dedicated build directory:</para>
48
49<screen os="d"><userinput>mkdir -v ../gcc-build
50cd ../gcc-build</userinput></screen>
51
52    <para os="e">Prepare GCC for compilation:</para>
53
54<screen os="ae"><userinput>../gcc-&gcc-version;/configure --prefix=${CLFS}/cross-tools \
55    --host=${CLFS_HOST} --target=${CLFS_TARGET} --disable-multilib \
56    --with-sysroot=${CLFS} --disable-nls --disable-shared \
57    --disable-threads --enable-languages=c</userinput></screen>
58
59    <variablelist os="af">
60      <title>The meaning of the configure options:</title>
61
62      <varlistentry>
63        <term><parameter>--disable-shared</parameter></term>
64        <listitem>
65          <para>Disables the creation of the shared libraries.</para>
66        </listitem>
67      </varlistentry>
68
69      <varlistentry>
70        <term><parameter>--disable-threads</parameter></term>
71        <listitem>
72          <para>This will prevent GCC from looking for the multi-thread
73          include files, since they haven't been created for this architecture
74          yet. GCC will be able to find the multi-thread information after
75          the Glibc headers are created.</para>
76        </listitem>
77      </varlistentry>
78
79      <varlistentry>
80        <term><parameter>--enable-languages=c</parameter></term>
81        <listitem>
82          <para>This option ensures that only the C compiler is built.</para>
83        </listitem>
84      </varlistentry>
85
86    </variablelist>
87
88    <para os="ag">Continue with compiling the package:</para>
89
90<screen os="ah"><userinput>make all-gcc</userinput></screen>
91
92    <para os="ai">Install the package:</para>
93
94<screen os="aj"><userinput>make install-gcc</userinput></screen>
95
96  </sect2>
97
98  <sect2 role="content">
99    <title/>
100
101    <para>Details on this package are located in <xref
102    linkend="contents-gcc" role="."/></para>
103
104  </sect2>
105
106</sect1>
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