source: BOOK/cross-tools/common/glibc.xml @ 782b8809

clfs-3.0.0-systemdsystemd
Last change on this file since 782b8809 was 782b8809, checked in by Chris Staub <chris@…>, 6 years ago

Removed obsolete configure options from Glibc

  • Property mode set to 100644
File size: 6.4 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=${CLFS_HOST} \
57    --disable-profile --enable-kernel=&glibc-kernel-version; \
58    --with-binutils=/cross-tools/bin --with-headers=/tools/include \
59    --enable-obsolete-rpc --cache-file=config.cache</userinput></screen>
60
61    <variablelist os="dg">
62      <title>The meaning of the new configure options:</title>
63
64      <varlistentry os="dg1">
65        <term><parameter>BUILD_CC="gcc"</parameter></term>
66        <listitem>
67          <para>This sets Glibc to use the current compiler on our system. This is
68          used to create the tools Glibc uses during its build.</para>
69        </listitem>
70      </varlistentry>
71
72      <varlistentry os="dg2">
73        <term><parameter>CC="${CLFS_TARGET}-gcc"</parameter></term>
74        <listitem>
75          <para>This forces Glibc to use the GCC compiler that we made for our target
76          architecture.</para>
77        </listitem>
78      </varlistentry>
79
80      <varlistentry os="dg3">
81        <term><parameter>AR="${CLFS_TARGET}-ar"</parameter></term>
82        <listitem>
83          <para>This forces Glibc to use the <command>ar</command> utility
84          we made for our target architecture.</para>
85        </listitem>
86      </varlistentry>
87
88      <varlistentry os="dg4">
89        <term><parameter>RANLIB="${CLFS_TARGET}-ranlib"</parameter></term>
90        <listitem>
91          <para>This forces Glibc to use the <command>ranlib</command> utility
92          we made for our target architecture.</para>
93        </listitem>
94      </varlistentry>
95
96      <varlistentry os="dg5">
97        <term><parameter>--disable-profile</parameter></term>
98        <listitem>
99          <para>This builds the libraries without profiling information.
100          Omit this option if profiling on the temporary tools is necessary.</para>
101        </listitem>
102      </varlistentry>
103
104      <varlistentry os="dg6">
105        <term><parameter>--enable-kernel=&glibc-kernel-version;</parameter></term>
106        <listitem>
107          <para>This tells Glibc to compile the library with support
108          for &glibc-kernel-version; and later Linux kernels.</para>
109        </listitem>
110      </varlistentry>
111
112      <varlistentry os="dg7">
113        <term><parameter>--with-binutils=/cross-tools/bin</parameter></term>
114        <listitem>
115          <para>This tells Glibc to use the Binutils that are specific to
116          our target architecture.</para>
117        </listitem>
118      </varlistentry>
119
120      <varlistentry os="dg8">
121        <term><parameter>--with-headers=/tools/include</parameter></term>
122        <listitem>
123          <para>This tells Glibc to compile itself against the headers
124          recently installed to the <filename class="directory">/tools</filename>
125          directory, so that it knows exactly what features the kernel has
126          and can optimize itself accordingly.</para>
127        </listitem>
128      </varlistentry>
129
130      <varlistentry os="dg9">
131        <term><parameter>--enable-obsolete-rpc</parameter></term>
132        <listitem>
133          <para>This tells Glibc to install rpc headers that are not installed
134          by default but may be needed by other packages.</para>
135        </listitem>
136      </varlistentry>
137
138      <varlistentry os="dg10">
139        <term><parameter>--cache-file=config.cache</parameter></term>
140        <listitem>
141          <para>This tells Glibc to utilize a premade cache file.</para>
142        </listitem>
143      </varlistentry>
144
145    </variablelist>
146
147    <para os="dh">During this stage the following warning might appear:</para>
148
149<blockquote os="di"><screen><computeroutput>configure: WARNING:
150*** These auxiliary programs are missing or
151*** incompatible versions: msgfmt
152*** some features will be disabled.
153*** Check the INSTALL file for required versions.</computeroutput></screen></blockquote>
154
155    <para os="dj">The missing or incompatible <command>msgfmt</command> program is
156    generally harmless. This <command>msgfmt</command> program is part of the
157    Gettext package which the host distribution should provide. You might also
158    see a similar (also harmless) message about missing
159    <command>autoconf</command>.</para>
160
161    <para os="dk">Compile the package:</para>
162
163<screen os="dl"><userinput>make</userinput></screen>
164
165    <para os="dm">Install the package:</para>
166
167<screen os="dn"><userinput>make install</userinput></screen>
168
169  </sect2>
170
171  <sect2 role="content">
172    <title/>
173
174    <para>Details on this package are located in <xref
175    linkend="contents-glibc" role="."/></para>
176
177  </sect2>
178
179</sect1>
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