source: BOOK/temp-system/x86/gcc.xml@ 3b7bb78

clfs-1.2 clfs-2.1 clfs-3.0.0-systemd clfs-3.0.0-sysvinit systemd sysvinit
Last change on this file since 3b7bb78 was 3f8be484, 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: 5.4 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 <!ENTITY % patches-entities SYSTEM "../../patches.ent">
6 %general-entities;
7 %patches-entities;
8]>
9
10<sect1 id="ch-temp-system-gcc" role="wrap">
11 <?dbhtml filename="gcc.html"?>
12
13 <title>GCC-&gcc-version;</title>
14
15 <indexterm zone="ch-temp-system-gcc">
16 <primary sortas="a-GCC">GCC</primary>
17 <secondary>temporary system</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 GCC</title>
45
46 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
47 href="../../cross-tools/x86/gcc-static.xml"
48 xpointer="xpointer(//*[@os='aa'])"/>
49
50 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
51 href="../../cross-tools/x86/gcc-static.xml"
52 xpointer="xpointer(//*[@os='ab'])"/>
53
54 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
55 href="../../cross-tools/x86/gcc-static.xml"
56 xpointer="xpointer(//*[@os='ac'])"/>
57
58 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
59 href="../../cross-tools/x86/gcc-static.xml"
60 xpointer="xpointer(//*[@os='ad'])"/>
61
62 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
63 href="../../cross-tools/x86/gcc-static.xml"
64 xpointer="xpointer(//*[@os='ae'])"/>
65
66 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
67 href="../../cross-tools/x86/gcc-static.xml"
68 xpointer="xpointer(//*[@os='af'])"/>
69
70 <para os="cd">Now we will change <command>cpp</command>'s search path not to look in
71 <filename class="directory">/usr/include</filename>:</para>
72
73<screen os="ce"><userinput>cp gcc/cppdefault.c{,.orig}
74sed -e '/#define STANDARD_INCLUDE_DIR/s@"/usr/include"@0@g' \
75 gcc/cppdefault.c.orig > gcc/cppdefault.c</userinput></screen>
76
77 <para os="cf">Also, we need to set the directory searched by the fixincludes
78 process for system headers, so it won't look at the host's headers:</para>
79
80<screen os="cg"><userinput>cp gcc/Makefile.in{,.orig}
81sed -e 's@\(^NATIVE_SYSTEM_HEADER_DIR =\).*@\1 /tools/include@g' \
82 gcc/Makefile.in.orig > gcc/Makefile.in</userinput></screen>
83
84 <para os="ch">Use our cross-complier instead of the one GCC builds, named
85 <command>xgcc</command>:</para>
86
87<screen os="ci"><userinput>cp gcc/mklibgcc.in{,.orig}
88sed -e "s@\./xgcc@/cross-tools/bin/${CC}@g" \
89 gcc/mklibgcc.in.orig > gcc/mklibgcc.in</userinput></screen>
90
91 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
92 href="../../cross-tools/x86/gcc-static.xml"
93 xpointer="xpointer(//*[@os='ak'])"/>
94
95 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
96 href="../../final-system/common/gcc.xml"
97 xpointer="xpointer(//*[@os='f'])"/>
98
99 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
100 href="../../final-system/common/gcc.xml"
101 xpointer="xpointer(//*[@os='g'])"/>
102
103 <para os="cj">Before starting to build GCC, remember to unset any environment
104 variables that override the default optimization flags.</para>
105
106 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
107 href="../../final-system/common/gcc.xml"
108 xpointer="xpointer(//*[@os='h'])"/>
109
110<screen><userinput>../gcc-&gcc-version;/configure --prefix=/tools \
111 --build=${LFS_HOST} --host=${LFS_TARGET} --target=${LFS_TARGET} \
112 --libexecdir=/tools/lib --with-local-prefix=/tools --enable-long-long \
113 --enable-c99 --enable-shared --enable-threads=posix --enable-__cxa_atexit \
114 --disable-nls --enable-languages=c,c++ --disable-libstdcxx-pch</userinput></screen>
115
116 <variablelist os="ck">
117 <title>The meaning of the new configure options:</title>
118
119 <varlistentry os="ck1">
120 <term><parameter>--libexecdir=/tools/lib</parameter></term>
121 <listitem>
122 <para>This do ...</para>
123 </listitem>
124 </varlistentry>
125
126 <varlistentry os="ck2">
127 <term><parameter>--disable-libstdcxx-pch</parameter></term>
128 <listitem>
129 <para>Do not build the pre-compiled header (PCH) for
130 <filename class="libraryfile">libstdc++</filename>. It takes
131 up a lot of space, and we have no use for it.</para>
132 </listitem>
133 </varlistentry>
134
135 </variablelist>
136
137 <para>Compile the package:</para>
138
139<screen><userinput>make AS_FOR_TARGET="/cross-tools/bin/${LFS_TARGET}-as" \
140LD_FOR_TARGET="/cross-tools/bin/${LFS_TARGET}-ld"</userinput></screen>
141
142 <para>Install the package:</para>
143
144<screen><userinput>make install</userinput></screen>
145
146 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
147 href="../../final-system/common/gcc.xml"
148 xpointer="xpointer(//*[@os='w'])"/>
149
150<screen><userinput>ln -s gcc /tools/bin/cc</userinput></screen>
151
152 </sect2>
153
154 <sect2 role="content">
155 <title/>
156
157 <para>Details on this package are located in <xref
158 linkend="contents-gcc" role="."/></para>
159
160 </sect2>
161
162</sect1>
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