source: clfs-embedded/BOOK/final-system/common/zlib.xml @ 819598b

Last change on this file since 819598b was 819598b, checked in by Andrew Bradford <bradfa@…>, 13 years ago

Removed all CC="${CC}"

Left all the CC="${CC} -Os" even though there's inconsistencies on
choosing an optimization level for each package.

  • Property mode set to 100644
File size: 2.8 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-system-zlib" role="wrap">
9  <?dbhtml filename="zlib.html"?>
10
11  <title>Zlib-&zlib-version;</title>
12
13  <indexterm zone="ch-system-zlib">
14    <primary sortas="a-Zlib">Zlib</primary>
15  </indexterm>
16
17  <sect2 role="package">
18    <title/>
19
20    <para>The Zlib package contains compression and decompression routines
21    used by some programs.</para>
22
23  </sect2>
24
25  <sect2 role="installation">
26    <title>Installation of Zlib</title>
27
28    <para os="a">Change the default optimization to Os</para>
29
30<screen os="b"><userinput>cp configure{,.orig}
31sed -e 's/-O3/-Os/g' configure.orig > configure</userinput></screen>
32
33    <para os="c">Prepare Zlib for compilation:</para>
34
35<screen os="d"><userinput>./configure --prefix=/usr --shared</userinput></screen>
36
37    <variablelist os="aa">
38      <title>The meaning of the configure options:</title>
39
40      <varlistentry os="aa1">
41        <term><parameter>--shared</parameter></term>
42        <listitem>
43          <para>Tells Zlib to build its shared library.</para>
44        </listitem>
45      </varlistentry>
46
47    </variablelist>
48
49    <para os="c">Compile the package:</para>
50
51<screen os="d"><userinput>make</userinput></screen>
52
53    <para os="e">Install the package:</para>
54
55<screen os="f"><userinput>make prefix=${CLFS}/usr install</userinput></screen>
56
57    <para os="g">The previous command installed a <filename
58    class="extension">.so</filename> file in <filename
59    class="directory">/usr/lib</filename>. We will move it into
60    <filename class="directory">/lib</filename> and then relink it
61    to <filename class="directory">/usr/lib</filename>:</para>
62
63<screen os="h"><userinput>mv -v ${CLFS}/usr/lib/libz.so.* ${CLFS}/lib
64ln -svf ../../lib/libz.so.1 ${CLFS}/usr/lib/libz.so</userinput></screen>
65
66  </sect2>
67
68  <sect2 id="contents-zlib" role="content">
69    <title>Contents of Zlib</title>
70
71    <segmentedlist>
72      <segtitle>Installed libraries</segtitle>
73
74      <seglistitem>
75        <seg>libz.[a,so]</seg>
76      </seglistitem>
77    </segmentedlist>
78
79    <variablelist>
80      <bridgehead renderas="sect3">Short Descriptions</bridgehead>
81      <?dbfo list-presentation="list"?>
82      <?dbhtml list-presentation="table"?>
83
84      <varlistentry id="libz">
85        <term><filename class="libraryfile">libz</filename></term>
86        <listitem>
87          <para>Contains compression and decompression
88          functions used by some programs</para>
89          <indexterm zone="ch-system-zlib libz">
90            <primary sortas="c-libz">libz</primary>
91          </indexterm>
92        </listitem>
93      </varlistentry>
94
95    </variablelist>
96
97  </sect2>
98
99</sect1>
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