source: temp-system/x86/gcc.xml @ f32f537

Last change on this file since f32f537 was f32f537, checked in by Jim Gifford <clfs@…>, 18 years ago

r788@server (orig r786): jim | 2005-12-01 12:07:35 -0800

r851@server: jim | 2005-12-01 12:07:08 -0800
Text updates from G. Moko. Thank You


  • Property mode set to 100644
File size: 5.0 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    --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="cl">
96      <title>The meaning of the new configure options:</title>
97
98      <varlistentry os="cl1">
99        <term><parameter>--libexecdir=/tools/lib</parameter></term>
100        <listitem>
101          <para>This do ...</para>
102        </listitem>
103      </varlistentry>
104
105      <varlistentry os="cl2">
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 os="cm">Compile the package:</para>
117
118<screen os="cn"><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 os="co">Install the package:</para>
122
123<screen os="cp"><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 os="cq"><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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