source: cross-tools/x86/gcc-static.xml@ 65d82b0

Last change on this file since 65d82b0 was 48f8316, checked in by Jim Gifford <clfs@…>, 19 years ago

r656@server (orig r654): manuel | 2005-11-08 12:18:58 -0800
Preparations to remove SBUs and DUs. Chapter cross-tools.

  • Property mode set to 100644
File size: 4.8 KB
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[bf8c11f]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 <!ENTITY % patches-entities SYSTEM "../../patches.ent">
6 %general-entities;
7 %patches-entities;
8]>
9
10<sect1 id="ch-cross-tools-gcc-static" role="wrap">
11 <?dbhtml filename="gcc-static.html"?>
12
13 <title>Cross GCC-&gcc-version; - Static</title>
14
15 <indexterm zone="ch-cross-tools-gcc-static">
16 <primary sortas="a-GCC">GCC</primary>
17 <secondary>cross tools, static</secondary>
18 </indexterm>
19
[48f8316]20 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
21 href="../../final-system/common/gcc.xml"
22 xpointer="xpointer(//*[@role='package'])"/>
[bf8c11f]23
24 <sect2 role="installation">
25 <title>Installation of Cross GCC Compiler with Static libgcc
26 and no Threads</title>
27
28 <para os="aa">We will make a couple of essential adjustments to the specs file
29 to point to use our build environment:</para>
30
31<screen os="ab"><userinput>patch -Np1 -i ../&gcc-specs-patch;</userinput></screen>
32
33 <para os="ac">To make sure that we use the proper syntax for a couple of tools,
34 we apply the following patch:</para>
35
36<screen os="ad"><userinput>patch -Np1 -i ../&gcc-posix-patch;</userinput></screen>
37
38 <para os="ae">The following patch ensures that <command>gcc</command> does not
39 search the <filename class="directory">/usr</filename> directory for
40 <filename class="libraryfile">libgcc_s.so</filename> when
41 cross-compling:</para>
42
43<screen os="af"><userinput>patch -Np1 -i ../&gcc-cross_search-patch;</userinput></screen>
44
45 <para os="ag">Now we will need to setup our StartFile Spec to the correct library
46 location:</para>
47
48<screen os="ah"><userinput>echo "
49#undef STARTFILE_PREFIX_SPEC
50#define STARTFILE_PREFIX_SPEC \"/tools/lib/\"" &gt;&gt; gcc/config/linux.h</userinput></screen>
51
52 <para os="ai">Now we will change <command>gcc</command>'s search path to look
53 into <filename class="directory">/tools</filename> only:</para>
54
55<screen os="aj"><userinput>cp gcc/Makefile.in{,.orig}
56sed -e "s@\(^CROSS_SYSTEM_HEADER_DIR =\).*@\1 /tools/include@g" \
57 gcc/Makefile.in.orig > gcc/Makefile.in</userinput></screen>
58
59 <important os="ak">
60 <para>The above patches and sed's are critical in ensuring a
61 successful overall build. Do not forget to apply them.</para>
62 </important>
63
64 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
65 href="../../final-system/common/gcc.xml"
66 xpointer="xpointer(//*[@os='f'])"/>
67
68 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
69 href="../../final-system/common/gcc.xml"
70 xpointer="xpointer(//*[@os='g'])"/>
71
72 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
73 href="../../final-system/common/gcc.xml"
74 xpointer="xpointer(//*[@os='h'])"/>
75
76<screen><userinput>../gcc-&gcc-version;/configure --prefix=/cross-tools \
77 --host=${LFS_HOST} --target=${LFS_TARGET} \
78 --with-local-prefix=/tools --disable-nls --disable-shared \
79 --disable-threads --enable-languages=c</userinput></screen>
80
81 <variablelist os="al">
82 <title>The meaning of the configure options:</title>
83
84 <varlistentry>
85 <term><parameter>--with-local-prefix=/tools</parameter></term>
86 <listitem>
87 <para>The purpose of this switch is to remove <filename
88 class="directory">/usr/local/include</filename> from
89 <command>gcc</command>'s include search path. This is not
90 absolutely essential, however, it helps to minimize the
91 influence of the host system.</para>
92 </listitem>
93 </varlistentry>
94
95 <varlistentry>
96 <term><parameter>--disable-shared</parameter></term>
97 <listitem>
98 <para>Disables the creation of the shared libraries.</para>
99 </listitem>
100 </varlistentry>
101
102 <varlistentry>
103 <term><parameter>--disable-threads</parameter></term>
104 <listitem>
105 <para>This will prevent GCC from finding the multi-thread
106 include files, since we haven't created them for this architecture
107 yet. We will be able to find the multi-thread information after
108 we create the Glibc headers.</para>
109 </listitem>
110 </varlistentry>
111
112 <varlistentry>
113 <term><parameter>--enable-languages=c</parameter></term>
114 <listitem>
115 <para>This option ensures that only the C compiler is built.</para>
116 </listitem>
117 </varlistentry>
118
119 </variablelist>
120
121 <para>Continue with compiling the package:</para>
122
123<screen><userinput>make all-gcc</userinput></screen>
124
125 <para>Install the package:</para>
126
127<screen><userinput>make install-gcc</userinput></screen>
128
129 </sect2>
130
131 <sect2 role="content">
132 <title/>
133
134 <para>Details on this package are located in <xref
135 linkend="contents-gcc" role="."/></para>
136
137 </sect2>
138
139</sect1>
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