[673b0d8] | 1 | <?xml version="1.0" encoding="ISO-8859-1"?>
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| 2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.3//EN" "http://www.oasis-open.org/docbook/xml/4.3/docbookx.dtd" [
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| 3 | <!ENTITY % general-entities SYSTEM "../general.ent">
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| 4 | %general-entities;
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| 5 | ]>
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[a001133] | 6 | <sect1 id="ch-system-zlib" xreflabel="Zlib" role="wrap">
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[673b0d8] | 7 | <title>Zlib-&zlib-version;</title>
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| 8 | <?dbhtml filename="zlib.html"?>
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[24380c7] | 9 |
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[673b0d8] | 10 | <indexterm zone="ch-system-zlib"><primary sortas="a-Zlib">Zlib</primary></indexterm>
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| 11 |
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[a001133] | 12 | <sect2 role="package"><title/>
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[673b0d8] | 13 | <para>The Zlib package contains compression and un-compression routines used by
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[5888299] | 14 | some programs.</para>
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| 15 |
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[a001133] | 16 | <segmentedlist>
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| 17 | <segtitle>&buildtime;</segtitle>
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| 18 | <segtitle>&diskspace;</segtitle>
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| 19 | <seglistitem><seg>0.1 SBU</seg><seg>1.5 MB</seg></seglistitem>
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| 20 | </segmentedlist>
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[673b0d8] | 21 |
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[a001133] | 22 | <segmentedlist>
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| 23 | <segtitle>Zlib installation depends on</segtitle>
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| 24 | <seglistitem><seg>Binutils, Coreutils, GCC, Glibc, Make, Sed</seg></seglistitem>
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| 25 | </segmentedlist>
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| 26 | </sect2>
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[24380c7] | 27 |
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[a001133] | 28 | <sect2 role="installation">
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[73aedd1d] | 29 | <title>Installation of Zlib</title>
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| 30 |
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[bcd0ce7] | 31 | <note><para>Zlib is known to build its shared library incorrectly if CFLAGS is
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| 32 | specified in the environment. If you are using your own CFLAGS variable, be
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[8ad7980] | 33 | sure to add the <parameter>-fPIC</parameter> directive to your CFLAGS for the
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[4248b0e] | 34 | duration of the below <command>configure</command> command, then remove it
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[bcd0ce7] | 35 | afterwards.</para></note>
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[73aedd1d] | 36 |
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[4248b0e] | 37 | <para>Prepare Zlib for compilation:</para>
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| 38 |
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[5091251] | 39 | <screen><userinput>./configure --prefix=/usr --shared --libdir=/lib</userinput></screen>
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[4248b0e] | 40 |
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[73aedd1d] | 41 | <para>Compile the package:</para>
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| 42 |
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| 43 | <screen><userinput>make</userinput></screen>
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| 44 |
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[673b0d8] | 45 | <para>To test the results, issue:
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[8a5f906] | 46 | <userinput>make check</userinput>.</para>
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[dfddb12] | 47 |
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| 48 | <para>Install the shared library:</para>
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[73aedd1d] | 49 |
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| 50 | <screen><userinput>make install</userinput></screen>
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| 51 |
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[7111666] | 52 | <para>Now we will remove the old, .so files in /lib and relink them into /usr/lib.</para>
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| 53 |
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| 54 | <screen><userinput>rm /lib/libz.so
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| 55 | ln -sf ../../lib/libz.so.&zlib-version; /usr/lib/libz.so</userinput></screen>
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| 56 |
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[dfddb12] | 57 | <para>Now also build the non-shared (static) library:</para>
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[8ad7980] | 58 |
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[73aedd1d] | 59 | <screen><userinput>make clean
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| 60 | ./configure --prefix=/usr
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| 61 | make</userinput></screen>
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| 62 |
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[673b0d8] | 63 | <para>To again test the results, issue:
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[8a5f906] | 64 | <userinput>make check</userinput>.</para>
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[73aedd1d] | 65 |
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[84e4cae] | 66 | <para>Install the static library:</para>
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[73aedd1d] | 67 |
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| 68 | <screen><userinput>make install</userinput></screen>
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| 69 |
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[84e4cae] | 70 | <para>And fix the permissions on the static library:</para>
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| 71 |
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| 72 | <screen><userinput>chmod 644 /usr/lib/libz.a</userinput></screen>
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| 73 |
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[73aedd1d] | 74 | </sect2>
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[24380c7] | 75 |
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[5888299] | 76 |
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[c6cb3aa] | 77 | <sect2 id="contents-zlib" role="content"><title>Contents of Zlib</title>
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[673b0d8] | 78 |
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[c6cb3aa] | 79 | <segmentedlist>
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| 80 | <segtitle>Installed libraries</segtitle>
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| 81 | <seglistitem><seg>libz[a,so]</seg></seglistitem>
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| 82 | </segmentedlist>
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[24380c7] | 83 |
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[c6cb3aa] | 84 | <variablelist><title>Short description</title>
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[673b0d8] | 85 |
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[b8a819f] | 86 | <varlistentry id="libz">
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[8ad7980] | 87 | <term><filename class="libraryfile">libz*</filename></term>
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[c6cb3aa] | 88 | <listitem>
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[673b0d8] | 89 | <indexterm zone="ch-system-zlib libz"><primary sortas="c-libz*">libz*</primary></indexterm>
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[c6cb3aa] | 90 | <para>contains compression and un-compression
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[673b0d8] | 91 | functions used by some programs.</para>
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[c6cb3aa] | 92 | </listitem>
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| 93 | </varlistentry>
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| 94 | </variablelist>
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[673b0d8] | 95 |
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| 96 | </sect2>
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| 97 |
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| 98 | </sect1>
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