source: cross-tools/x86/gcc-static.xml@ 6863182

Last change on this file since 6863182 was bf8c11f, checked in by Jim Gifford <clfs@…>, 19 years ago

r627@server (orig r625): jim | 2005-10-31 12:59:34 -0800
Import of Cross-LFS Book

  • Property mode set to 100644
File size: 5.3 KB
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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
20 <sect2 role="package">
21 <title/>
22
23 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
24 href="../../final-system/common/gcc.xml"
25 xpointer="xpointer(//*[@role='package']/para[1])"/>
26
27 <segmentedlist>
28 <segtitle>&buildtime;</segtitle>
29 <segtitle>&diskspace;</segtitle>
30
31 <seglistitem>
32 <seg>Not checked yet</seg>
33 <seg>Not checked yet</seg>
34 </seglistitem>
35 </segmentedlist>
36
37 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
38 href="../../final-system/common/gcc.xml"
39 xpointer="xpointer(//*[@role='package']/segmentedlist[2])"/>
40
41 </sect2>
42
43 <sect2 role="installation">
44 <title>Installation of Cross GCC Compiler with Static libgcc
45 and no Threads</title>
46
47 <para os="aa">We will make a couple of essential adjustments to the specs file
48 to point to use our build environment:</para>
49
50<screen os="ab"><userinput>patch -Np1 -i ../&gcc-specs-patch;</userinput></screen>
51
52 <para os="ac">To make sure that we use the proper syntax for a couple of tools,
53 we apply the following patch:</para>
54
55<screen os="ad"><userinput>patch -Np1 -i ../&gcc-posix-patch;</userinput></screen>
56
57 <para os="ae">The following patch ensures that <command>gcc</command> does not
58 search the <filename class="directory">/usr</filename> directory for
59 <filename class="libraryfile">libgcc_s.so</filename> when
60 cross-compling:</para>
61
62<screen os="af"><userinput>patch -Np1 -i ../&gcc-cross_search-patch;</userinput></screen>
63
64 <para os="ag">Now we will need to setup our StartFile Spec to the correct library
65 location:</para>
66
67<screen os="ah"><userinput>echo "
68#undef STARTFILE_PREFIX_SPEC
69#define STARTFILE_PREFIX_SPEC \"/tools/lib/\"" &gt;&gt; gcc/config/linux.h</userinput></screen>
70
71 <para os="ai">Now we will change <command>gcc</command>'s search path to look
72 into <filename class="directory">/tools</filename> only:</para>
73
74<screen os="aj"><userinput>cp gcc/Makefile.in{,.orig}
75sed -e "s@\(^CROSS_SYSTEM_HEADER_DIR =\).*@\1 /tools/include@g" \
76 gcc/Makefile.in.orig > gcc/Makefile.in</userinput></screen>
77
78 <important os="ak">
79 <para>The above patches and sed's are critical in ensuring a
80 successful overall build. Do not forget to apply them.</para>
81 </important>
82
83 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
84 href="../../final-system/common/gcc.xml"
85 xpointer="xpointer(//*[@os='f'])"/>
86
87 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
88 href="../../final-system/common/gcc.xml"
89 xpointer="xpointer(//*[@os='g'])"/>
90
91 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
92 href="../../final-system/common/gcc.xml"
93 xpointer="xpointer(//*[@os='h'])"/>
94
95<screen><userinput>../gcc-&gcc-version;/configure --prefix=/cross-tools \
96 --host=${LFS_HOST} --target=${LFS_TARGET} \
97 --with-local-prefix=/tools --disable-nls --disable-shared \
98 --disable-threads --enable-languages=c</userinput></screen>
99
100 <variablelist os="al">
101 <title>The meaning of the configure options:</title>
102
103 <varlistentry>
104 <term><parameter>--with-local-prefix=/tools</parameter></term>
105 <listitem>
106 <para>The purpose of this switch is to remove <filename
107 class="directory">/usr/local/include</filename> from
108 <command>gcc</command>'s include search path. This is not
109 absolutely essential, however, it helps to minimize the
110 influence of the host system.</para>
111 </listitem>
112 </varlistentry>
113
114 <varlistentry>
115 <term><parameter>--disable-shared</parameter></term>
116 <listitem>
117 <para>Disables the creation of the shared libraries.</para>
118 </listitem>
119 </varlistentry>
120
121 <varlistentry>
122 <term><parameter>--disable-threads</parameter></term>
123 <listitem>
124 <para>This will prevent GCC from finding the multi-thread
125 include files, since we haven't created them for this architecture
126 yet. We will be able to find the multi-thread information after
127 we create the Glibc headers.</para>
128 </listitem>
129 </varlistentry>
130
131 <varlistentry>
132 <term><parameter>--enable-languages=c</parameter></term>
133 <listitem>
134 <para>This option ensures that only the C compiler is built.</para>
135 </listitem>
136 </varlistentry>
137
138 </variablelist>
139
140 <para>Continue with compiling the package:</para>
141
142<screen><userinput>make all-gcc</userinput></screen>
143
144 <para>Install the package:</para>
145
146<screen><userinput>make install-gcc</userinput></screen>
147
148 </sect2>
149
150 <sect2 role="content">
151 <title/>
152
153 <para>Details on this package are located in <xref
154 linkend="contents-gcc" role="."/></para>
155
156 </sect2>
157
158</sect1>
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