source: temp-system/x86/gcc.xml@ cc07a72

Last change on this file since cc07a72 was 28a6fd8, checked in by Jim Gifford <clfs@…>, 19 years ago

r839@server (orig r837): jim | 2005-12-05 22:59:58 -0800

r948@server: jim | 2005-12-05 22:58:54 -0800
Text Updates thanx Chris Staub


  • 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-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-compiler 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/${CC}@g" \
68 gcc/mklibgcc.in.orig > gcc/mklibgcc.in</userinput></screen>
69
70 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
71 href="../../cross-tools/x86/gcc-static.xml"
72 xpointer="xpointer(//*[@os='ak'])"/>
73
74 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
75 href="../../final-system/common/gcc.xml"
76 xpointer="xpointer(//*[@os='f'])"/>
77
78 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
79 href="../../final-system/common/gcc.xml"
80 xpointer="xpointer(//*[@os='g'])"/>
81
82 <para os="cj">Before starting to build GCC, remember to unset any environment
83 variables that override the default optimization flags.</para>
84
85 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
86 href="../../final-system/common/gcc.xml"
87 xpointer="xpointer(//*[@os='h'])"/>
88
89<screen os="ck"><userinput>../gcc-&gcc-version;/configure --prefix=/tools \
90 --build=${LFS_HOST} --host=${LFS_TARGET} --target=${LFS_TARGET} \
91 --with-local-prefix=/tools --enable-long-long --enable-c99 \
92 --enable-shared --enable-threads=posix --enable-__cxa_atexit \
93 --disable-nls --enable-languages=c,c++ --disable-libstdcxx-pch</userinput></screen>
94
95 <variablelist os="cl">
96 <title>The meaning of the new configure options:</title>
97
98 <varlistentry os="cl1">
99 <term><parameter>--disable-libstdcxx-pch</parameter></term>
100 <listitem>
101 <para>Do not build the pre-compiled header (PCH) for
102 <filename class="libraryfile">libstdc++</filename>. It takes
103 up a lot of space, and we have no use for it.</para>
104 </listitem>
105 </varlistentry>
106
107 </variablelist>
108
109 <para os="cm">Compile the package:</para>
110
111<screen os="cn"><userinput>make AS_FOR_TARGET="/cross-tools/bin/${LFS_TARGET}-as" \
112LD_FOR_TARGET="/cross-tools/bin/${LFS_TARGET}-ld"</userinput></screen>
113
114 <para os="co">Install the package:</para>
115
116<screen os="cp"><userinput>make install</userinput></screen>
117
118 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
119 href="../../final-system/common/gcc.xml"
120 xpointer="xpointer(//*[@os='w'])"/>
121
122<screen os="cq"><userinput>ln -s gcc /tools/bin/cc</userinput></screen>
123
124 </sect2>
125
126 <sect2 role="content">
127 <title/>
128
129 <para>Details on this package are located in <xref
130 linkend="contents-gcc" role="."/></para>
131
132 </sect2>
133
134</sect1>
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