[02095ae] | 1 | <?xml version="1.0" encoding="ISO-8859-1"?> |
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| 2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.4//EN" |
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| 3 | "http://www.oasis-open.org/docbook/xml/4.4/docbookx.dtd" [ |
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| 4 | <!ENTITY % general-entities SYSTEM "../../general.ent"> |
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| 5 | %general-entities; |
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| 6 | ]> |
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| 7 | |
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| 8 | <sect1 id="ch-system-zlib" role="wrap"> |
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| 9 | <?dbhtml filename="zlib.html"?> |
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| 10 | |
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| 11 | <title>Zlib-&zlib-version;</title> |
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| 12 | |
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| 13 | <indexterm zone="ch-system-zlib"> |
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| 14 | <primary sortas="a-Zlib">Zlib</primary> |
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| 15 | </indexterm> |
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| 16 | |
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| 17 | <sect2 role="package"> |
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| 18 | <title/> |
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| 19 | |
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| 20 | <para>The Zlib package contains compression and decompression routines |
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| 21 | used by some programs.</para> |
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| 22 | |
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| 23 | </sect2> |
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| 24 | |
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| 25 | <sect2 role="installation"> |
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| 26 | <title>Installation of Zlib</title> |
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| 27 | |
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| 28 | <para os="p1">This patch will add -fPIC to our build and allow us to build |
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| 29 | a static and shared library at the same time:</para> |
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| 30 | |
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| 31 | <screen os="p2"><userinput>patch -Np1 -i ../&zlib-fpic-patch;</userinput></screen> |
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| 32 | |
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| 33 | <para os="s1">The following sed tells the Makefile to pass r to AR:</para> |
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| 34 | |
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| 35 | <screen os="s2"><userinput>cp Makefile.in{,.orig} |
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| 36 | sed 's/$(AR) $@/$(AR) r $@/' Makefile.in > Makefile.in</userinput></screen> |
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| 37 | |
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| 38 | <para os="a">Prepare Zlib for compilation:</para> |
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| 39 | |
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| 40 | <screen os="b"><userinput>./configure --prefix=/usr --shared</userinput></screen> |
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| 41 | |
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| 42 | <para os="c">Compile the package:</para> |
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| 43 | |
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| 44 | <screen os="d"><userinput>make</userinput></screen> |
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| 45 | |
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| 46 | <para os="e">Install the pacakge:</para> |
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| 47 | |
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| 48 | <screen os="f"><userinput>make prefix=${LFS}/usr install</userinput></screen> |
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| 49 | |
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| 50 | <para os="g">The previous command installed a <filename |
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| 51 | class="extension">.so</filename> file in <filename |
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| 52 | class="directory">/usr/lib</filename>. We will move it into |
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| 53 | <filename class="directory">/lib</filename> and then relink it |
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| 54 | to <filename class="directory">/usr/lib</filename>:</para> |
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| 55 | |
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| 56 | <screen os="h"><userinput>mv -v ${LFS}/usr/lib/libz.so.* ${LFS}/lib |
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| 57 | ln -svf ../../lib/libz.so.1 ${LFS}/usr/lib/libz.so</userinput></screen> |
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| 58 | |
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| 59 | <para os="i">Now we fix the permissions on the static library:</para> |
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| 60 | |
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| 61 | <screen os="j"><userinput>chmod -v 644 /usr/lib/libz.a</userinput></screen> |
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| 62 | |
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| 63 | </sect2> |
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| 64 | |
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| 65 | <sect2 id="contents-zlib" role="content"> |
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| 66 | <title>Contents of Zlib</title> |
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| 67 | |
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| 68 | <segmentedlist> |
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| 69 | <segtitle>Installed libraries</segtitle> |
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| 70 | |
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| 71 | <seglistitem> |
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| 72 | <seg>libz.[a,so]</seg> |
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| 73 | </seglistitem> |
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| 74 | </segmentedlist> |
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| 75 | |
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| 76 | <variablelist> |
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| 77 | <bridgehead renderas="sect3">Short Descriptions</bridgehead> |
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| 78 | <?dbfo list-presentation="list"?> |
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| 79 | <?dbhtml list-presentation="table"?> |
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| 80 | |
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| 81 | <varlistentry id="libz"> |
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| 82 | <term><filename class="libraryfile">libz</filename></term> |
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| 83 | <listitem> |
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| 84 | <para>Contains compression and decompression |
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| 85 | functions used by some programs</para> |
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| 86 | <indexterm zone="ch-system-zlib libz"> |
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| 87 | <primary sortas="c-libz">libz</primary> |
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| 88 | </indexterm> |
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| 89 | </listitem> |
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| 90 | </varlistentry> |
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| 91 | |
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| 92 | </variablelist> |
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| 93 | |
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| 94 | </sect2> |
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| 95 | |
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| 96 | </sect1> |
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