source: BOOK/cross-tools/common/gcc-static.xml@ f765af0

clfs-1.2 clfs-2.1 clfs-3.0.0-systemd clfs-3.0.0-sysvinit systemd sysvinit
Last change on this file since f765af0 was fe40bd7, checked in by Jim Gifford <clfs@…>, 16 years ago

Added GCC Branch Update Patch to -1

  • Property mode set to 100644
File size: 5.3 KB
RevLine 
[3f8be484]1<?xml version="1.0" encoding="ISO-8859-1"?>
[aa18ac0]2<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
3 "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
[3f8be484]4 <!ENTITY % general-entities SYSTEM "../../general.ent">
5 %general-entities;
6]>
7
8<sect1 id="ch-cross-tools-gcc-static" role="wrap">
9 <?dbhtml filename="gcc-static.html"?>
10
11 <title>Cross GCC-&gcc-version; - Static</title>
12
13 <indexterm zone="ch-cross-tools-gcc-static">
14 <primary sortas="a-GCC">GCC</primary>
15 <secondary>cross tools, static</secondary>
16 </indexterm>
17
[cf66ceae]18 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
19 href="../../final-system/common/gcc.xml"
20 xpointer="xpointer(//*[@role='package'])"/>
[3f8be484]21
22 <sect2 role="installation">
23 <title>Installation of Cross GCC Compiler with Static libgcc
24 and no Threads</title>
25
[4883ef5]26 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
27 href="../../final-system/common/gcc.xml"
28 xpointer="xpointer(//*[@os='p1'])"/>
29
30 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
31 href="../../final-system/common/gcc.xml"
32 xpointer="xpointer(//*[@os='p2'])"/>
33
[5d9d2e5]34 <para os="aa">Make a couple of essential adjustments to the specs file
[fac77fb]35 to ensure GCC uses our build environment:</para>
[3f8be484]36
37<screen os="ab"><userinput>patch -Np1 -i ../&gcc-specs-patch;</userinput></screen>
38
[6d4c909]39 <para os="ac">To make sure that a couple of tools use the proper syntax,
40 apply the following patch:</para>
[3f8be484]41
42<screen os="ad"><userinput>patch -Np1 -i ../&gcc-posix-patch;</userinput></screen>
43
[e53465ee]44 <para os="ag">Change the StartFile Spec and Standard Include Dir so that
45 GCC looks in <filename class="directory">/tools</filename>:</para>
[d04ed61]46
[1e16d91]47<screen os="ah"><userinput>echo -en '#undef STANDARD_INCLUDE_DIR\n#define STANDARD_INCLUDE_DIR "/tools/include/"\n\n' >> gcc/config/linux.h
48echo -en '\n#undef STANDARD_STARTFILE_PREFIX_1\n#define STANDARD_STARTFILE_PREFIX_1 "/tools/lib/"\n' >> gcc/config/linux.h
[c1832da]49echo -en '\n#undef STANDARD_STARTFILE_PREFIX_2\n#define STANDARD_STARTFILE_PREFIX_2 ""\n' >> gcc/config/linux.h</userinput></screen>
[d04ed61]50
[121c48a]51 <para os="ai">Now alter <command>gcc</command>'s c preprocessor's default
[12d030c]52 include search path to use <filename class="directory">/tools</filename> only:</para>
[3f8be484]53
[0b637f1]54<screen os="aj"><userinput>cp -v gcc/Makefile.in{,.orig}
[bc2e3fa]55sed -e "s@\(^CROSS_SYSTEM_HEADER_DIR =\).*@\1 /tools/include@g" \
[1b274255]56 gcc/Makefile.in.orig &gt; gcc/Makefile.in</userinput></screen>
[3f8be484]57
[562a0ae]58 <para os="t1">We will create a dummy limits.h so the build will not use the one
59 provided by the host distro:</para>
60
[3309623]61<screen os="t2"><userinput>touch /tools/include/limits.h</userinput></screen>
[562a0ae]62
[3f8be484]63 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
64 href="../../final-system/common/gcc.xml"
65 xpointer="xpointer(//*[@os='f'])"/>
66
67 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
68 href="../../final-system/common/gcc.xml"
69 xpointer="xpointer(//*[@os='g'])"/>
70
71 <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
72 href="../../final-system/common/gcc.xml"
73 xpointer="xpointer(//*[@os='h'])"/>
74
[88958a8]75<screen os="al"><userinput>AR=ar LDFLAGS="-Wl,-rpath,/cross-tools/lib" \
[c1832da]76 ../gcc-&gcc-version;/configure --prefix=/cross-tools \
77 --build=${CLFS_HOST} --host=${CLFS_HOST} --target=${CLFS_TARGET} \
78 --with-sysroot=${CLFS} --with-local-prefix=/tools --disable-nls \
79 --disable-shared --with-mpfr=/cross-tools --with-gmp=/cross-tools \
80 --without-headers --with-newlib --disable-decimal-float \
81 --disable-libgomp --disable-libmudflap --disable-libssp \
82 --disable-threads --enable-languages=c --disable-multilib</userinput></screen>
[3f8be484]83
[d55f00bc]84 <variablelist os="am">
[3f8be484]85 <title>The meaning of the configure options:</title>
86
87 <varlistentry>
88 <term><parameter>--with-local-prefix=/tools</parameter></term>
89 <listitem>
90 <para>The purpose of this switch is to remove <filename
91 class="directory">/usr/local/include</filename> from
92 <command>gcc</command>'s include search path. This is not
93 absolutely essential, however, it helps to minimize the
94 influence of the host system.</para>
95 </listitem>
96 </varlistentry>
97
98 <varlistentry>
99 <term><parameter>--disable-shared</parameter></term>
100 <listitem>
101 <para>Disables the creation of the shared libraries.</para>
102 </listitem>
103 </varlistentry>
104
105 <varlistentry>
106 <term><parameter>--disable-threads</parameter></term>
107 <listitem>
[193315c]108 <para>This will prevent GCC from looking for the multi-thread
[6d4c909]109 include files, since they haven't been created for this architecture
110 yet. GCC will be able to find the multi-thread information after
111 the Glibc headers are created.</para>
[3f8be484]112 </listitem>
113 </varlistentry>
114
115 <varlistentry>
116 <term><parameter>--enable-languages=c</parameter></term>
117 <listitem>
118 <para>This option ensures that only the C compiler is built.</para>
119 </listitem>
120 </varlistentry>
121
122 </variablelist>
123
[d55f00bc]124 <para os="an">Continue with compiling the package:</para>
[3f8be484]125
[6a043e2]126<screen os="ao"><userinput>make</userinput></screen>
[3f8be484]127
[d55f00bc]128 <para os="ap">Install the package:</para>
[3f8be484]129
[6a043e2]130<screen os="aq"><userinput>make install</userinput></screen>
[3f8be484]131
132 </sect2>
133
134 <sect2 role="content">
135 <title/>
136
137 <para>Details on this package are located in <xref
138 linkend="contents-gcc" role="."/></para>
139
140 </sect2>
141
142</sect1>
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