source: BOOK/temp-system/x86/gcc.xml@ 979140f

clfs-1.2 clfs-2.1 clfs-3.0.0-systemd clfs-3.0.0-sysvinit systemd sysvinit
Last change on this file since 979140f was 6aad380, checked in by Jim Gifford <clfs@…>, 19 years ago

r677@server (orig r675): manuel | 2005-11-10 03:13:57 -0800
Including patches.ent from general.ent

  • Property mode set to 100644
File size: 4.9 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-temp-system-gcc" role="wrap">
9 <?dbhtml filename="gcc.html"?>
10
11 <title>GCC-&gcc-version;</title>
12
13 <indexterm zone="ch-temp-system-gcc">
14 <primary sortas="a-GCC">GCC</primary>
15 <secondary>temporary system</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 GCC</title>
24
25 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
26 href="../../cross-tools/x86/gcc-static.xml"
27 xpointer="xpointer(//*[@os='aa'])"/>
28
29 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
30 href="../../cross-tools/x86/gcc-static.xml"
31 xpointer="xpointer(//*[@os='ab'])"/>
32
33 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
34 href="../../cross-tools/x86/gcc-static.xml"
35 xpointer="xpointer(//*[@os='ac'])"/>
36
37 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
38 href="../../cross-tools/x86/gcc-static.xml"
39 xpointer="xpointer(//*[@os='ad'])"/>
40
41 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
42 href="../../cross-tools/x86/gcc-static.xml"
43 xpointer="xpointer(//*[@os='ae'])"/>
44
45 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
46 href="../../cross-tools/x86/gcc-static.xml"
47 xpointer="xpointer(//*[@os='af'])"/>
48
49 <para os="cd">Now we will change <command>cpp</command>'s search path not to look in
50 <filename class="directory">/usr/include</filename>:</para>
51
52<screen os="ce"><userinput>cp gcc/cppdefault.c{,.orig}
53sed -e '/#define STANDARD_INCLUDE_DIR/s@"/usr/include"@0@g' \
54 gcc/cppdefault.c.orig > gcc/cppdefault.c</userinput></screen>
55
56 <para os="cf">Also, we need to set the directory searched by the fixincludes
57 process for system headers, so it won't look at the host's headers:</para>
58
59<screen os="cg"><userinput>cp gcc/Makefile.in{,.orig}
60sed -e 's@\(^NATIVE_SYSTEM_HEADER_DIR =\).*@\1 /tools/include@g' \
61 gcc/Makefile.in.orig > gcc/Makefile.in</userinput></screen>
62
63 <para os="ch">Use our cross-complier instead of the one GCC builds, named
64 <command>xgcc</command>:</para>
65
66<screen os="ci"><userinput>cp gcc/mklibgcc.in{,.orig}
67sed -e "s@\./xgcc@/cross-tools/bin/${CC}@g" \
68 gcc/mklibgcc.in.orig > gcc/mklibgcc.in</userinput></screen>
69
70 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
71 href="../../cross-tools/x86/gcc-static.xml"
72 xpointer="xpointer(//*[@os='ak'])"/>
73
74 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
75 href="../../final-system/common/gcc.xml"
76 xpointer="xpointer(//*[@os='f'])"/>
77
78 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
79 href="../../final-system/common/gcc.xml"
80 xpointer="xpointer(//*[@os='g'])"/>
81
82 <para os="cj">Before starting to build GCC, remember to unset any environment
83 variables that override the default optimization flags.</para>
84
85 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
86 href="../../final-system/common/gcc.xml"
87 xpointer="xpointer(//*[@os='h'])"/>
88
89<screen><userinput>../gcc-&gcc-version;/configure --prefix=/tools \
90 --build=${LFS_HOST} --host=${LFS_TARGET} --target=${LFS_TARGET} \
91 --libexecdir=/tools/lib --with-local-prefix=/tools --enable-long-long \
92 --enable-c99 --enable-shared --enable-threads=posix --enable-__cxa_atexit \
93 --disable-nls --enable-languages=c,c++ --disable-libstdcxx-pch</userinput></screen>
94
95 <variablelist os="ck">
96 <title>The meaning of the new configure options:</title>
97
98 <varlistentry os="ck1">
99 <term><parameter>--libexecdir=/tools/lib</parameter></term>
100 <listitem>
101 <para>This do ...</para>
102 </listitem>
103 </varlistentry>
104
105 <varlistentry os="ck2">
106 <term><parameter>--disable-libstdcxx-pch</parameter></term>
107 <listitem>
108 <para>Do not build the pre-compiled header (PCH) for
109 <filename class="libraryfile">libstdc++</filename>. It takes
110 up a lot of space, and we have no use for it.</para>
111 </listitem>
112 </varlistentry>
113
114 </variablelist>
115
116 <para>Compile the package:</para>
117
118<screen><userinput>make AS_FOR_TARGET="/cross-tools/bin/${LFS_TARGET}-as" \
119LD_FOR_TARGET="/cross-tools/bin/${LFS_TARGET}-ld"</userinput></screen>
120
121 <para>Install the package:</para>
122
123<screen><userinput>make install</userinput></screen>
124
125 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
126 href="../../final-system/common/gcc.xml"
127 xpointer="xpointer(//*[@os='w'])"/>
128
129<screen><userinput>ln -s gcc /tools/bin/cc</userinput></screen>
130
131 </sect2>
132
133 <sect2 role="content">
134 <title/>
135
136 <para>Details on this package are located in <xref
137 linkend="contents-gcc" role="."/></para>
138
139 </sect2>
140
141</sect1>
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