source: BOOK/cross-tools/common/eglibc.xml @ bd01f75

clfs-1.2clfs-2.1clfs-3.0.0-systemdclfs-3.0.0-sysvinitsystemdsysvinit
Last change on this file since bd01f75 was bd01f75, checked in by Joe Ciccone <jciccone@…>, 15 years ago

Fixed a typo in cross-tools EGlibc. was gnu99 instead of gnu89.

  • Property mode set to 100644
File size: 6.7 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-eglibc" role="wrap">
9  <?dbhtml filename="eglibc.html"?>
10
11  <title>EGLIBC-&eglibc-version;</title>
12
13  <indexterm zone="ch-cross-tools-eglibc">
14    <primary sortas="a-EGLIBC">EGLIBC</primary>
15    <secondary>cross tools</secondary>
16  </indexterm>
17
18  <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
19  href="../../final-system/common/eglibc.xml"
20  xpointer="xpointer(//*[@role='package'])"/>
21
22  <sect2 role="installation">
23    <title>Installation of EGLIBC</title>
24
25    <para os="da">It should be noted that compiling EGLIBC in any way other than
26    the method suggested in this book puts the stability of the system at
27    risk.</para>
28
29    <para os="db">Disable linking to <filename>libgcc_eh</filename>:</para>
30
31<screen os="dc"><userinput>cp -v Makeconfig{,.orig}
32sed -e 's/-lgcc_eh//g' Makeconfig.orig > Makeconfig</userinput></screen>
33
34    <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
35    href="../../final-system/common/eglibc.xml"
36    xpointer="xpointer(//*[@os='e'])"/>
37
38    <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
39    href="../../final-system/common/eglibc.xml"
40    xpointer="xpointer(//*[@os='f'])"/>
41
42    <para os="dd">The following lines need to be added to
43    <filename>config.cache</filename> for EGLIBC to support NPTL:</para>
44
45<screen os="de"><userinput>cat &gt; config.cache &lt;&lt; "EOF"
46libc_cv_forced_unwind=yes
47libc_cv_c_cleanup=yes
48libc_cv_gnu89_inline=yes
49EOF</userinput></screen>
50
51    <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
52    href="../../final-system/common/eglibc.xml"
53    xpointer="xpointer(//*[@os='g'])"/>
54
55<screen os="df"><userinput>BUILD_CC="gcc" CC="${CLFS_TARGET}-gcc" \
56    AR="${CLFS_TARGET}-ar" RANLIB="${CLFS_TARGET}-ranlib" \
57    ../eglibc-&eglibc-version;/configure --prefix=/tools \
58    --host=${CLFS_TARGET} --build=${CLFS_HOST} \
59    --disable-profile --enable-add-ons \
60    --with-tls --enable-kernel=2.6.0 --with-__thread \
61    --with-binutils=/cross-tools/bin --with-headers=/tools/include \
62    --cache-file=config.cache</userinput></screen>
63
64    <variablelist os="dg">
65      <title>The meaning of the new configure options:</title>
66
67      <varlistentry os="dg1">
68        <term><parameter>BUILD_CC="gcc"</parameter></term>
69        <listitem>
70          <para>This sets EGLIBC to use the current compiler on our system. This is
71          used to create the tools EGLIBC uses during its build.</para>
72        </listitem>
73      </varlistentry>
74
75      <varlistentry os="dg2">
76        <term><parameter>CC="${CLFS_TARGET}-gcc"</parameter></term>
77        <listitem>
78          <para>This forces EGLIBC to use the GCC compiler that we made for our target
79          architecture.</para>
80        </listitem>
81      </varlistentry>
82
83      <varlistentry os="dg3">
84        <term><parameter>AR="${CLFS_TARGET}-ar"</parameter></term>
85        <listitem>
86          <para>This forces EGLIBC to use the <command>ar</command> utility
87          we made for our target architecture.</para>
88        </listitem>
89      </varlistentry>
90
91      <varlistentry os="dg4">
92        <term><parameter>RANLIB="${CLFS_TARGET}-ranlib"</parameter></term>
93        <listitem>
94          <para>This forces EGLIBC to use the <command>ranlib</command> utility
95          we made for our target architecture.</para>
96        </listitem>
97      </varlistentry>
98
99      <varlistentry os="dg5">
100        <term><parameter>--disable-profile</parameter></term>
101        <listitem>
102          <para>This builds the libraries without profiling information.
103          Omit this option if profiling on the temporary tools is necessary.</para>
104        </listitem>
105      </varlistentry>
106
107      <varlistentry os="dg6">
108        <term><parameter>--enable-add-ons</parameter></term>
109        <listitem>
110          <para>This tells EGLIBC to utilize all add-ons that are
111          available.</para>
112        </listitem>
113      </varlistentry>
114
115      <varlistentry os="dg7">
116        <term><parameter>--with-tls</parameter></term>
117        <listitem>
118          <para>This tells EGLIBC to use Thread Local Storage.</para>
119        </listitem>
120      </varlistentry>
121
122      <varlistentry os="dg8">
123        <term><parameter>--enable-kernel=2.6.0</parameter></term>
124        <listitem>
125          <para>This tells EGLIBC to compile the library with support
126          for 2.6.x Linux kernels.</para>
127        </listitem>
128      </varlistentry>
129
130      <varlistentry os="dg9">
131        <term><parameter>--with-__thread</parameter></term>
132        <listitem>
133          <para>This tells EGLIBC to use use the __thread for libc and
134          libpthread builds.</para>
135        </listitem>
136      </varlistentry>
137
138      <varlistentry os="dg10">
139        <term><parameter>--with-binutils=/cross-tools/bin</parameter></term>
140        <listitem>
141          <para>This tells EGLIBC to use the Binutils that are specific to
142          our target architecture.</para>
143        </listitem>
144      </varlistentry>
145
146      <varlistentry os="dg11">
147        <term><parameter>--with-headers=/tools/include</parameter></term>
148        <listitem>
149          <para>This tells EGLIBC to compile itself against the headers
150          recently installed to the <filename class="directory">/tools</filename>
151          directory, so that it knows exactly what features the kernel has
152          and can optimize itself accordingly.</para>
153        </listitem>
154      </varlistentry>
155
156      <varlistentry os="dg12">
157        <term><parameter>--cache-file=config.cache</parameter></term>
158        <listitem>
159          <para>This tells EGLIBC to utilize a premade cache file.</para>
160        </listitem>
161      </varlistentry>
162
163    </variablelist>
164
165    <para os="dh">During this stage the following warning might appear:</para>
166
167<blockquote os="di"><screen><computeroutput>configure: WARNING:
168*** These auxiliary programs are missing or
169*** incompatible versions: msgfmt
170*** some features will be disabled.
171*** Check the INSTALL file for required versions.</computeroutput></screen></blockquote>
172
173    <para os="dj">The missing or incompatible <command>msgfmt</command> program is
174    generally harmless. This <command>msgfmt</command> program is part of the
175    Gettext package which the host distribution should provide.</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-eglibc" role="."/></para>
192
193  </sect2>
194
195</sect1>
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