source: BOOK/cross-tools/x86/gcc-static.xml@ 69af1b1

clfs-1.2 clfs-2.1 clfs-3.0.0-systemd clfs-3.0.0-sysvinit systemd sysvinit
Last change on this file since 69af1b1 was c5fc724, checked in by Joe Ciccone <jciccone@…>, 18 years ago

Finished the glibc update and did the gcc update for the sysroot build.

  • Property mode set to 100644
File size: 4.7 KB
Line 
1<?xml version="1.0" encoding="ISO-8859-1"?>
2<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.4//EN"
3 "http://www.oasis-open.org/docbook/xml/4.4/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 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
19 href="../../final-system/common/gcc.xml"
20 xpointer="xpointer(//*[@role='package'])"/>
21
22 <sect2 role="installation">
23 <title>Installation of Cross GCC Compiler with Static libgcc
24 and no Threads</title>
25
26 <para os="aa">Make a couple of essential adjustments to the specs file
27 to ensure GCC uses our build environment:</para>
28
29<screen os="ab"><userinput>patch -Np1 -i ../&gcc-specs-patch;</userinput></screen>
30
31 <para os="ac">To make sure that a couple of tools use the proper syntax,
32 apply the following patch:</para>
33
34<screen os="ad"><userinput>patch -Np1 -i ../&gcc-posix-patch;</userinput></screen>
35
36 <para os="ae">The following patch ensures that <command>gcc</command> does not
37 search the <filename class="directory">/usr</filename> directory for
38 <filename class="libraryfile">libgcc_s.so</filename> when
39 cross-compiling:</para>
40
41<screen os="af"><userinput>patch -Np1 -i ../&gcc-cross_search-patch;</userinput></screen>
42
43 <para os="ag">Change the StartFile Spec to point to the correct library
44 location:</para>
45
46<screen os="ah"><userinput>echo "
47#undef STARTFILE_PREFIX_SPEC
48#define STARTFILE_PREFIX_SPEC \"/tools/lib/\"" &gt;&gt; gcc/config/linux.h</userinput></screen>
49
50 <para os="ai">Now alter <command>gcc</command>'s c preprocessor's default
51 include search path to use <filename class="directory">/tools</filename> only:</para>
52
53<screen os="aj"><userinput>cp -v gcc/Makefile.in{,.orig}
54sed -e "s@\(^CROSS_SYSTEM_HEADER_DIR =\).*@\1 ${CLFS}/tools/include@g" \
55 gcc/Makefile.in.orig > gcc/Makefile.in</userinput></screen>
56
57 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
58 href="../../final-system/common/gcc.xml"
59 xpointer="xpointer(//*[@os='f'])"/>
60
61 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
62 href="../../final-system/common/gcc.xml"
63 xpointer="xpointer(//*[@os='g'])"/>
64
65 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
66 href="../../final-system/common/gcc.xml"
67 xpointer="xpointer(//*[@os='h'])"/>
68
69<screen os="al"><userinput>../gcc-&gcc-version;/configure --prefix=${CLFS}/cross-tools --with-sysroot=${CLFS} \
70 --host=${CLFS_HOST} --target=${CLFS_TARGET} --disable-multilib \
71 --with-local-prefix=/tools --disable-nls --disable-shared \
72 --disable-threads --enable-languages=c</userinput></screen>
73
74 <variablelist os="am">
75 <title>The meaning of the configure options:</title>
76
77 <varlistentry>
78 <term><parameter>--with-local-prefix=/tools</parameter></term>
79 <listitem>
80 <para>The purpose of this switch is to remove <filename
81 class="directory">/usr/local/include</filename> from
82 <command>gcc</command>'s include search path. This is not
83 absolutely essential, however, it helps to minimize the
84 influence of the host system.</para>
85 </listitem>
86 </varlistentry>
87
88 <varlistentry>
89 <term><parameter>--disable-shared</parameter></term>
90 <listitem>
91 <para>Disables the creation of the shared libraries.</para>
92 </listitem>
93 </varlistentry>
94
95 <varlistentry>
96 <term><parameter>--disable-threads</parameter></term>
97 <listitem>
98 <para>This will prevent GCC from looking for the multi-thread
99 include files, since they haven't been created for this architecture
100 yet. GCC will be able to find the multi-thread information after
101 the Glibc headers are created.</para>
102 </listitem>
103 </varlistentry>
104
105 <varlistentry>
106 <term><parameter>--enable-languages=c</parameter></term>
107 <listitem>
108 <para>This option ensures that only the C compiler is built.</para>
109 </listitem>
110 </varlistentry>
111
112 </variablelist>
113
114 <para os="an">Continue with compiling the package:</para>
115
116<screen os="ao"><userinput>make all-gcc</userinput></screen>
117
118 <para os="ap">Install the package:</para>
119
120<screen os="aq"><userinput>make install-gcc</userinput></screen>
121
122 </sect2>
123
124 <sect2 role="content">
125 <title/>
126
127 <para>Details on this package are located in <xref
128 linkend="contents-gcc" role="."/></para>
129
130 </sect2>
131
132</sect1>
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