source: BOOK/cross-tools/common/glibc.xml@ ee7cd32

clfs-3.0.0-systemd systemd
Last change on this file since ee7cd32 was f8a80b5, checked in by Chris Staub <chris@…>, 11 years ago

Added more clarification to Glibc instructions

  • Property mode set to 100644
File size: 6.9 KB
Line 
1<?xml version="1.0" encoding="ISO-8859-1"?>
2<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
3 "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
4 <!ENTITY % general-entities SYSTEM "../../general.ent">
5 %general-entities;
6]>
7
8<sect1 id="ch-cross-tools-glibc" role="wrap">
9 <?dbhtml filename="glibc.html"?>
10
11 <title>Glibc-&glibc-version;</title>
12
13 <indexterm zone="ch-cross-tools-glibc">
14 <primary sortas="a-Glibc">Glibc</primary>
15 <secondary>cross tools</secondary>
16 </indexterm>
17
18 <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
19 href="../../final-system/common/glibc.xml"
20 xpointer="xpointer(//*[@role='package'])"/>
21
22 <sect2 role="installation">
23 <title>Installation of Glibc</title>
24
25 <para os="da">It should be noted that compiling Glibc in any way other than
26 the method suggested in this book puts the stability of the system at
27 risk.</para>
28
29 <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
30 href="../../final-system/common/glibc.xml"
31 xpointer="xpointer(//*[@os='s1'])"/>
32
33<screen os="s2"><userinput>cp -v timezone/Makefile{,.orig}
34sed 's/\\$$(pwd)/`pwd`/' timezone/Makefile.orig &gt; timezone/Makefile</userinput></screen>
35
36 <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
37 href="../../final-system/common/glibc.xml"
38 xpointer="xpointer(//*[@os='e'])"/>
39
40 <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
41 href="../../final-system/common/glibc.xml"
42 xpointer="xpointer(//*[@os='f'])"/>
43
44 <para os="dd">Add the following to <filename>config.cache</filename>
45 to disable ssp when building Glibc:</para>
46
47<screen os="de"><userinput>echo "libc_cv_ssp=no" &gt; config.cache</userinput></screen>
48
49 <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
50 href="../../final-system/common/glibc.xml"
51 xpointer="xpointer(//*[@os='g'])"/>
52
53<screen os="df"><userinput>BUILD_CC="gcc" CC="${CLFS_TARGET}-gcc" \
54 AR="${CLFS_TARGET}-ar" RANLIB="${CLFS_TARGET}-ranlib" \
55 ../glibc-&glibc-version;/configure --prefix=/tools \
56 --host=${CLFS_TARGET} --build=${CLFS_HOST} \
57 --disable-profile --with-tls --enable-kernel=&glibc-kernel-version; \
58 --with-__thread --with-binutils=/cross-tools/bin \
59 --with-headers=/tools/include --enable-obsolete-rpc \
60 --cache-file=config.cache</userinput></screen>
61
62 <variablelist os="dg">
63 <title>The meaning of the new configure options:</title>
64
65 <varlistentry os="dg1">
66 <term><parameter>BUILD_CC="gcc"</parameter></term>
67 <listitem>
68 <para>This sets Glibc to use the current compiler on our system. This is
69 used to create the tools Glibc uses during its build.</para>
70 </listitem>
71 </varlistentry>
72
73 <varlistentry os="dg2">
74 <term><parameter>CC="${CLFS_TARGET}-gcc"</parameter></term>
75 <listitem>
76 <para>This forces Glibc to use the GCC compiler that we made for our target
77 architecture.</para>
78 </listitem>
79 </varlistentry>
80
81 <varlistentry os="dg3">
82 <term><parameter>AR="${CLFS_TARGET}-ar"</parameter></term>
83 <listitem>
84 <para>This forces Glibc to use the <command>ar</command> utility
85 we made for our target architecture.</para>
86 </listitem>
87 </varlistentry>
88
89 <varlistentry os="dg4">
90 <term><parameter>RANLIB="${CLFS_TARGET}-ranlib"</parameter></term>
91 <listitem>
92 <para>This forces Glibc to use the <command>ranlib</command> utility
93 we made for our target architecture.</para>
94 </listitem>
95 </varlistentry>
96
97 <varlistentry os="dg5">
98 <term><parameter>--disable-profile</parameter></term>
99 <listitem>
100 <para>This builds the libraries without profiling information.
101 Omit this option if profiling on the temporary tools is necessary.</para>
102 </listitem>
103 </varlistentry>
104
105 <varlistentry os="dg6">
106 <term><parameter>--with-tls</parameter></term>
107 <listitem>
108 <para>This tells Glibc to use Thread Local Storage.</para>
109 </listitem>
110 </varlistentry>
111
112 <varlistentry os="dg7">
113 <term><parameter>--enable-kernel=&glibc-kernel-version;</parameter></term>
114 <listitem>
115 <para>This tells Glibc to compile the library with support
116 for &glibc-kernel-version; and later Linux kernels.</para>
117 </listitem>
118 </varlistentry>
119
120 <varlistentry os="dg8">
121 <term><parameter>--with-__thread</parameter></term>
122 <listitem>
123 <para>This tells Glibc to use use the __thread for libc and
124 libpthread builds.</para>
125 </listitem>
126 </varlistentry>
127
128 <varlistentry os="dg9">
129 <term><parameter>--with-binutils=/cross-tools/bin</parameter></term>
130 <listitem>
131 <para>This tells Glibc to use the Binutils that are specific to
132 our target architecture.</para>
133 </listitem>
134 </varlistentry>
135
136 <varlistentry os="dg10">
137 <term><parameter>--with-headers=/tools/include</parameter></term>
138 <listitem>
139 <para>This tells Glibc to compile itself against the headers
140 recently installed to the <filename class="directory">/tools</filename>
141 directory, so that it knows exactly what features the kernel has
142 and can optimize itself accordingly.</para>
143 </listitem>
144 </varlistentry>
145
146 <varlistentry os="dg11">
147 <term><parameter>--enable-obsolete-rpc</parameter></term>
148 <listitem>
149 <para>This tells Glibc to install rpc headers that are not installed
150 by default but may be needed by other packages.</para>
151 </listitem>
152 </varlistentry>
153
154 <varlistentry os="dg12">
155 <term><parameter>--cache-file=config.cache</parameter></term>
156 <listitem>
157 <para>This tells Glibc to utilize a premade cache file.</para>
158 </listitem>
159 </varlistentry>
160
161 </variablelist>
162
163 <para os="dh">During this stage the following warning might appear:</para>
164
165<blockquote os="di"><screen><computeroutput>configure: WARNING:
166*** These auxiliary programs are missing or
167*** incompatible versions: msgfmt
168*** some features will be disabled.
169*** Check the INSTALL file for required versions.</computeroutput></screen></blockquote>
170
171 <para os="dj">The missing or incompatible <command>msgfmt</command> program is
172 generally harmless. This <command>msgfmt</command> program is part of the
173 Gettext package which the host distribution should provide. You might also
174 see a similar (also harmless) message about missing
175 <command>autoconf</command>.</para>
176
177 <para os="dk">Compile the package:</para>
178
179<screen os="dl"><userinput>make</userinput></screen>
180
181 <para os="dm">Install the package:</para>
182
183<screen os="dn"><userinput>make install</userinput></screen>
184
185 </sect2>
186
187 <sect2 role="content">
188 <title/>
189
190 <para>Details on this package are located in <xref
191 linkend="contents-glibc" role="."/></para>
192
193 </sect2>
194
195</sect1>
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