source: BOOK/final-system/multilib/glibc-64bit.xml @ 60f69d0

clfs-1.2clfs-2.1clfs-3.0.0-systemdclfs-3.0.0-sysvinitsystemdsysvinit
Last change on this file since 60f69d0 was 60f69d0, checked in by Jim Gifford <clfs@…>, 16 years ago

r3749@server (orig r1696): chris | 2006-05-30 05:38:12 -0700
Grammar fixes for multilib and 64-bit glibc instructions

  • Property mode set to 100644
File size: 6.6 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-system-glibc" role="wrap">
9  <?dbhtml filename="glibc-64bit.html"?>
10
11  <title>Glibc-&glibc-version; 64-Bit</title>
12
13  <indexterm zone="ch-system-glibc">
14    <primary sortas="a-Glibc">Glibc</primary>
15  </indexterm>
16
17  <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
18  href="glibc.xml"
19  xpointer="xpointer(//*[@role='package'])"/>
20
21  <sect2 role="installation">
22    <title>Installation of Glibc</title>
23
24    <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
25    href="glibc.xml"
26    xpointer="xpointer(//*[@os='b'])"/>
27
28    <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
29    href="../common/glibc.xml"
30    xpointer="xpointer(//*[@os='c'])"/>
31
32    <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
33    href="../common/glibc.xml"
34    xpointer="xpointer(//*[@os='d'])"/>
35
36    <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
37    href="glibc.xml"
38    xpointer="xpointer(//*[@os='s1'])"/>
39
40    <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
41    href="glibc.xml"
42    xpointer="xpointer(//*[@os='s2'])"/>
43
44    <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
45    href="glibc.xml"
46    xpointer="xpointer(//*[@os='e'])"/>
47
48    <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
49    href="glibc.xml"
50    xpointer="xpointer(//*[@os='f'])"/>
51
52    <para os="m1">Tell Glibc to install its 64-bit libraries into
53    <filename class="directory">/lib64</filename>:</para>
54
55<screen os="m2"><userinput>echo "slibdir=/lib64" &gt;&gt; configparms</userinput></screen>
56
57    <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
58    href="glibc.xml"
59    xpointer="xpointer(//*[@os='g'])"/>
60
61<screen os="h"><userinput>CC="gcc ${BUILD64}" CXX="g++ ${BUILD64}" \
62    ../glibc-&glibc-version;/configure --prefix=/usr \
63    --disable-profile --enable-add-ons --enable-kernel=2.6.0 \
64    --libexecdir=/usr/lib64/glibc --libdir=/usr/lib64</userinput></screen>
65
66    <variablelist os="i">
67      <title>The meaning of the new configure option:</title>
68
69      <varlistentry>
70        <term><parameter>--libexecdir=/usr/lib64/glibc</parameter></term>
71        <listitem>
72          <para>This changes the location of the <command>pt_chown</command>
73          program from its default of <filename
74          class="directory">/usr/libexec</filename> to <filename
75          class="directory">/usr/lib64/glibc</filename>.</para>
76        </listitem>
77      </varlistentry>
78    </variablelist>
79
80    <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
81    href="glibc.xml"
82    xpointer="xpointer(//*[@os='j'])"/>
83
84    <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
85    href="glibc.xml"
86    xpointer="xpointer(//*[@os='k'])"/>
87
88    <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
89    href="glibc.xml"
90    xpointer="xpointer(//*[@os='l'])"/>
91
92    <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
93    href="glibc.xml"
94    xpointer="xpointer(//*[@os='m'])"/>
95
96<!-- items n,o,p here are now the master, not multilib, because
97 the tests are known to all pass on multilib_64 -->
98
99<screen os="n"><userinput>make check</userinput></screen>
100
101    <para os="o">The Glibc test suite is highly dependent on certain functions of
102    the host system, in particular the kernel. In general, the Glibc test
103    suite is always expected to pass. However, in certain circumstances,
104    some failures are unavoidable. This is a list of the most common
105    issues:</para>
106
107    <itemizedlist os="p">
108      <listitem>
109        <para>The <emphasis>math</emphasis> tests sometimes fail.
110        Certain optimization settings are known to be a
111        factor here.</para>
112      </listitem>
113      <listitem>
114        <para>The <emphasis>gettext</emphasis> test sometimes fails due to
115        host system issues. The exact reasons are not yet clear.</para>
116      </listitem>
117      <listitem>
118        <para>If you have mounted the LFS partition with the
119        <parameter>noatime</parameter> option, the <emphasis>atime</emphasis> test
120        will fail. As mentioned in <xref linkend="ch-partitioning-mounting"/>,
121        do not use the <parameter>noatime</parameter> option while building
122        LFS.</para>
123      </listitem>
124      <listitem>
125        <para>When running on older and slower hardware, some tests
126        can fail because of test timeouts being exceeded.</para>
127      </listitem>
128    </itemizedlist>
129
130    <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
131    href="glibc.xml"
132    xpointer="xpointer(//*[@os='s'])"/>
133
134    <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
135    href="glibc.xml"
136    xpointer="xpointer(//*[@os='t'])"/>
137
138  </sect2>
139
140  <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
141  href="../common/glibc.xml"
142  xpointer="xpointer(id('i18n-glibc'))"/>
143
144  <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
145  href="../common/glibc.xml"
146  xpointer="xpointer(id('conf-glibc'))"/>
147
148  <sect2 id="conf-ld" role="configuration">
149    <title>Configuring The Dynamic Loader</title>
150
151    <indexterm zone="conf-ld">
152      <primary sortas="e-/etc/ld.so.conf">/etc/ld.so.conf</primary>
153    </indexterm>
154
155    <para>By default, the dynamic loader (<filename
156    class="libraryfile">/lib/ld-linux.so.2</filename>) searches through
157    <filename class="directory">/lib</filename>,
158    <filename class="directory">/lib64</filename>,
159    <filename class="directory">/usr/lib</filename>,
160    and <filename class="directory">/usr/lib64</filename> for dynamic
161    libraries that are needed by programs as they are run. However, if
162    there are libraries in directories other than these, they need to be
163    added to the <filename>/etc/ld.so.conf</filename> file in order
164    for the dynamic loader to find them. Some directories that are commonly
165    known to contain additional libraries are
166    <filename class="directory">/usr/local/lib</filename>,
167    <filename class="directory">/usr/local/lib64</filename>,
168    <filename class="directory">/opt/lib</filename>,
169    and <filename class="directory">/opt/lib64</filename>,
170    so add those directories to the dynamic loader's search path.</para>
171
172    <para>Create a new file <filename>/etc/ld.so.conf</filename> by running the
173    following:</para>
174
175<screen><userinput>cat &gt; /etc/ld.so.conf &lt;&lt; "EOF"
176<literal># Begin /etc/ld.so.conf
177
178/usr/local/lib
179/usr/local/lib64
180/opt/lib
181/opt/lib64
182
183# End /etc/ld.so.conf</literal>
184EOF</userinput></screen>
185
186  </sect2>
187
188  <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
189  href="../common/glibc.xml"
190  xpointer="xpointer(id('contents-glibc'))"/>
191
192</sect1>
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