[ab4fdfc] | 1 | <?xml version="1.0" encoding="UTF-8"?>
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[6732c094] | 2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
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| 3 | "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
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[52d29f7] | 4 | <!ENTITY % general-entities SYSTEM "../../general.ent">
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| 5 | %general-entities;
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| 6 |
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[382abcaf] | 7 | <!-- Also update the download, md5, size entities in libxml2py2.xml -->
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[13f97a40] | 8 | <!ENTITY libxml2-download-http "https://download.gnome.org/sources/libxml2/2.13/libxml2-&libxml2-version;.tar.xz">
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[b4282bdb] | 9 | <!-- <!ENTITY libxml2-download-http "http://xmlsoft.org/sources/libxml2-&libxml2-version;.tar.xz">-->
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[1a699f7] | 10 | <!ENTITY libxml2-download-ftp " ">
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[79fa104] | 11 | <!ENTITY libxml2-md5sum "1c5f9cfeee665eb6f1ddc186aba4cf2f">
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| 12 | <!ENTITY libxml2-size "2.4 MB">
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[2e31189] | 13 | <!ENTITY libxml2-buildsize "111 MB (with tests)">
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[3c74fb72] | 14 | <!ENTITY libxml2-time "0.4 SBU (Using parallelism=4; with tests)">
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[6b262734] | 15 | <!ENTITY testsuite-version "20130923">
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[52d29f7] | 16 | ]>
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| 17 |
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[f45b1953] | 18 | <sect1 id="libxml2" xreflabel="libxml2-&libxml2-version;">
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[1515ed8a] | 19 | <?dbhtml filename="libxml2.html"?>
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[8e75f8b9] | 20 |
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| 21 |
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[437700ae] | 22 | <title>libxml2-&libxml2-version;</title>
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[8e75f8b9] | 23 |
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[1515ed8a] | 24 | <indexterm zone="libxml2">
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[8180b89] | 25 | <primary sortas="a-libxml2">libxml2</primary>
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[1515ed8a] | 26 | </indexterm>
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| 27 |
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| 28 | <sect2 role="package">
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[437700ae] | 29 | <title>Introduction to libxml2</title>
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[8e75f8b9] | 30 |
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[325113f8] | 31 | <para>
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[8180b89] | 32 | The <application>libxml2</application> package contains libraries
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| 33 | and utilities used for parsing XML files.
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[325113f8] | 34 | </para>
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[8e75f8b9] | 35 |
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[e375445] | 36 | &lfs122_checked;
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[7f4cdbc0] | 37 |
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[1515ed8a] | 38 | <bridgehead renderas="sect3">Package Information</bridgehead>
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| 39 | <itemizedlist spacing="compact">
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| 40 | <listitem>
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[8180b89] | 41 | <para>
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| 42 | Download (HTTP): <ulink url="&libxml2-download-http;"/>
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| 43 | </para>
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[1515ed8a] | 44 | </listitem>
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| 45 | <listitem>
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[8180b89] | 46 | <para>
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| 47 | Download (FTP): <ulink url="&libxml2-download-ftp;"/>
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| 48 | </para>
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[1515ed8a] | 49 | </listitem>
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| 50 | <listitem>
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[8180b89] | 51 | <para>
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| 52 | Download MD5 sum: &libxml2-md5sum;
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| 53 | </para>
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[1515ed8a] | 54 | </listitem>
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| 55 | <listitem>
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[8180b89] | 56 | <para>
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| 57 | Download size: &libxml2-size;
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| 58 | </para>
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[1515ed8a] | 59 | </listitem>
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| 60 | <listitem>
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[8180b89] | 61 | <para>
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| 62 | Estimated disk space required: &libxml2-buildsize;
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| 63 | </para>
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[1515ed8a] | 64 | </listitem>
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| 65 | <listitem>
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[8180b89] | 66 | <para>
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| 67 | Estimated build time: &libxml2-time;
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| 68 | </para>
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[1515ed8a] | 69 | </listitem>
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| 70 | </itemizedlist>
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[8e75f8b9] | 71 |
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[9a788838] | 72 | <bridgehead renderas="sect3">Additional Downloads</bridgehead>
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[8180b89] | 73 | <itemizedlist spacing="compact">
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[79fa104] | 74 | <!-- 2.13.4: all changed appied
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[d0c749c] | 75 | <listitem>
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[3175b9e] | 76 | <para>
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| 77 | Required patch:
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[a995fe0] | 78 | <ulink url="&patch-root;/libxml2-&libxml2-version;-upstream_fix-2.patch"/>
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[3175b9e] | 79 | </para>
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[d0c749c] | 80 | </listitem>
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[79fa104] | 81 | -->
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[5da63eb] | 82 | <listitem>
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[325113f8] | 83 | <para>
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[48771ae] | 84 | Optional Test Suite:
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[c6b192c] | 85 | <ulink url="https://www.w3.org/XML/Test/xmlts&testsuite-version;.tar.gz"/> - This
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[325113f8] | 86 | enables <command>make check</command> to do complete testing.
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| 87 | </para>
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[5da63eb] | 88 | </listitem>
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[9a788838] | 89 | </itemizedlist>
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[5da63eb] | 90 |
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[437700ae] | 91 | <bridgehead renderas="sect3">libxml2 Dependencies</bridgehead>
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[44b3f440] | 92 |
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[ead4657] | 93 | <bridgehead renderas="sect4">Recommended</bridgehead>
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| 94 | <para role="recommended">
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| 95 | <xref linkend="icu"/>
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| 96 | </para>
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| 97 |
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[60ddbaf] | 98 | <bridgehead renderas="sect4">Optional</bridgehead>
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| 99 | <para role="optional">
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[0b312a7] | 100 | <xref linkend="valgrind"/> (may be used in the tests)
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[325113f8] | 101 | </para>
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[1515ed8a] | 102 | </sect2>
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[8e75f8b9] | 103 |
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[1515ed8a] | 104 | <sect2 role="installation">
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[437700ae] | 105 | <title>Installation of libxml2</title>
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[d0c749c] | 106 |
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[79fa104] | 107 | <!--
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[3175b9e] | 108 | <para>
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[d0c749c] | 109 | At first, fix an issue causing <command>xmlcatalog</command> to emit
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| 110 | bogus warnings when a new catalog file is created. The patch will
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| 111 | modify the building system, so regenerate the building scripts after
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| 112 | applying the patch:
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[3175b9e] | 113 | </para>
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| 114 |
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[a995fe0] | 115 | <screen><userinput>patch -Np1 -i ../libxml2-&libxml2-version;-upstream_fix-2.patch</userinput></screen>
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[79fa104] | 116 | -->
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[d0c749c] | 117 |
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[325113f8] | 118 | <para>
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| 119 | Install <application>libxml2</application> by running the following
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| 120 | commands:
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| 121 | </para>
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[1515ed8a] | 122 |
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[f0505850] | 123 | <screen><userinput>./configure --prefix=/usr \
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| 124 | --sysconfdir=/etc \
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| 125 | --disable-static \
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| 126 | --with-history \
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[ead4657] | 127 | --with-icu \
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[c78420c] | 128 | PYTHON=/usr/bin/python3 \
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[3f6cf45] | 129 | --docdir=/usr/share/doc/libxml2-&libxml2-version; &&
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[1515ed8a] | 130 | make</userinput></screen>
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| 131 |
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[d56e7df] | 132 | <para>
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[48771ae] | 133 | If you downloaded the test suite, issue the following command:
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[d56e7df] | 134 | </para>
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[6000a3e] | 135 |
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| 136 | <screen><userinput>tar xf ../xmlts&testsuite-version;.tar.gz</userinput></screen>
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| 137 |
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[8180b89] | 138 | <para>
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[beee921] | 139 | To test the results, issue: <command>make check > check.log</command>.
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[808f2b85] | 140 | This command will print several lines of error messages like
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| 141 | <quote><computeroutput>Failed to parse
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| 142 | xstc/...</computeroutput></quote> because some test files are missing
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| 143 | and these messages can be safely ignored.
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[beee921] | 144 | A summary of the results can be obtained with <command>grep -E
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[808f2b85] | 145 | '^Total|expected|Ran' check.log</command>. If <xref linkend="valgrind"/> is
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[cbb1dd2] | 146 | installed and you want to check for memory leaks, replace
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[beee921] | 147 | <command>check</command> with <command>check-valgrind</command>.
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[8180b89] | 148 | </para>
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[8e75f8b9] | 149 |
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[cf83ea8] | 150 | <note>
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| 151 | <para>
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| 152 | The tests use <ulink url="http://localhost/">http://localhost/</ulink>
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| 153 | to test parsing of external entities. If the machine where you run the
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| 154 | tests serves as a web site, the tests may hang, depending on the
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| 155 | content of the file served. It is therefore recommended to shut down
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| 156 | the server during the tests, as the <systemitem
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| 157 | class="username">root</systemitem> user:
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| 158 | </para>
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| 159 |
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| 160 | <screen role="nodump" revision="sysv"><userinput>/etc/init.d/httpd stop</userinput></screen>
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| 161 | <screen role="nodump" revision="systemd"><userinput>systemctl stop httpd.service</userinput></screen>
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| 162 |
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| 163 | </note>
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[0b312a7] | 164 |
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[325113f8] | 165 | <para>
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| 166 | Now, as the <systemitem class="username">root</systemitem> user:
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| 167 | </para>
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[8e75f8b9] | 168 |
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[1515ed8a] | 169 | <screen role="root"><userinput>make install</userinput></screen>
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[ead4657] | 170 |
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| 171 | <para>
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| 172 | Finally, prevent some packages from unnecessarily linking to ICU using
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| 173 | the following commands as the &root; user:
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| 174 | </para>
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| 175 |
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| 176 | <screen role="root"><userinput>rm -vf /usr/lib/libxml2.la &&
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| 177 | sed '/libs=/s/xml2.*/xml2"/' -i /usr/bin/xml2-config</userinput></screen>
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| 178 |
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[1515ed8a] | 179 | </sect2>
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[8e75f8b9] | 180 |
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[1515ed8a] | 181 | <sect2 role="commands">
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| 182 | <title>Command Explanations</title>
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| 183 |
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[325113f8] | 184 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 185 | href="../../xincludes/static-libraries.xml"/>
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[0b312a7] | 186 |
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[325113f8] | 187 | <para>
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[f48df219] | 188 | <parameter>--with-history</parameter>: This switch enables
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[325113f8] | 189 | <application>Readline</application> support when running
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| 190 | <command>xmlcatalog</command> or <command>xmllint</command> in shell mode.
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| 191 | </para>
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[8180b89] | 192 |
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[ead4657] | 193 | <para>
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| 194 | <parameter>--with-icu</parameter>: This switch enables support for
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| 195 | <application>ICU</application>, which provides additional Unicode support.
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| 196 | This is needed for some packages in BLFS, such as for QtWebEngine.
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| 197 | </para>
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| 198 |
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[f48df219] | 199 | <para>
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[16f7f0e] | 200 | <parameter>PYTHON=/usr/bin/python3</parameter>: Allows building
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[6c6f393] | 201 | the libxml2 module with Python3 instead of Python2.
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[f48df219] | 202 | </para>
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| 203 |
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[ead4657] | 204 | <!--
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[ca25773c] | 205 | <para>
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[ead4657] | 206 | <option>- -with-icu</option>: Add this switch if you have built
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[ca25773c] | 207 | <xref linkend="icu"/>, for better unicode support.
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| 208 | </para>
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| 209 |
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[f6061807] | 210 | <note>
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| 211 | <para>
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[ead4657] | 212 | If the <option>- -with-icu</option> switch is used, the BLFS editors
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[58acc3e] | 213 | recommend removing unneeded references to the ICU libraries. This
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| 214 | will prevent many packages that use libxml2 from unnecessarily linking
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| 215 | to the ICU libraries. This, in turn, will prevent the need for
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| 216 | rebuilding many packages when upgrading ICU to a new major version.
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| 217 | After installing libxml2, as the &root; user, issue:
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[f6061807] | 218 | </para>
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| 219 |
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| 220 | <screen role="nodump"><userinput>rm -vf /usr/lib/libxml2.la &&
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| 221 | sed '/libs=/s/xml2.*/xml2"/' -i /usr/bin/xml2-config</userinput></screen>
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| 222 | </note>
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[ead4657] | 223 | -->
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[f6061807] | 224 |
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[1515ed8a] | 225 | </sect2>
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[8e75f8b9] | 226 |
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[1515ed8a] | 227 | <sect2 role="content">
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| 228 | <title>Contents</title>
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| 229 |
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| 230 | <segmentedlist>
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| 231 | <segtitle>Installed Programs</segtitle>
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| 232 | <segtitle>Installed Libraries</segtitle>
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| 233 | <segtitle>Installed Directories</segtitle>
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[8e75f8b9] | 234 |
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[1515ed8a] | 235 | <seglistitem>
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[325113f8] | 236 | <seg>
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[8558044] | 237 | xml2-config,
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| 238 | xmlcatalog, and
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[6cd8a9a] | 239 | xmllint
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[325113f8] | 240 | </seg>
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| 241 | <seg>
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[6cd8a9a] | 242 | libxml2.so
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[325113f8] | 243 | </seg>
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| 244 | <seg>
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| 245 | /usr/include/libxml2,
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[ec91d9f2] | 246 | /usr/lib/cmake/libxml2,
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[6cd8a9a] | 247 | /usr/share/doc/libxml2-&libxml2-version;, and
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[325113f8] | 248 | /usr/share/gtk-doc/html/libxml2
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| 249 | </seg>
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[1515ed8a] | 250 | </seglistitem>
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| 251 | </segmentedlist>
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[8e75f8b9] | 252 |
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[1515ed8a] | 253 | <variablelist>
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| 254 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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| 255 | <?dbfo list-presentation="list"?>
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| 256 | <?dbhtml list-presentation="table"?>
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[8e75f8b9] | 257 |
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[1515ed8a] | 258 | <varlistentry id="xml2-config">
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| 259 | <term><command>xml2-config</command></term>
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| 260 | <listitem>
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[325113f8] | 261 | <para>
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| 262 | determines the compile and linker flags that should be used to
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| 263 | compile and link programs that use
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[4c24eb0a] | 264 | <filename class="libraryfile">libxml2</filename>
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[325113f8] | 265 | </para>
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[1515ed8a] | 266 | <indexterm zone="libxml2 xml2-config">
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| 267 | <primary sortas="b-xml2-config">xml2-config</primary>
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| 268 | </indexterm>
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| 269 | </listitem>
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| 270 | </varlistentry>
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[8e75f8b9] | 271 |
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[1515ed8a] | 272 | <varlistentry id="xmlcatalog">
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| 273 | <term><command>xmlcatalog</command></term>
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| 274 | <listitem>
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[325113f8] | 275 | <para>
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[4c24eb0a] | 276 | is used to monitor and manipulate XML and SGML catalogs
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[325113f8] | 277 | </para>
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[1515ed8a] | 278 | <indexterm zone="libxml2 xmlcatalog">
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| 279 | <primary sortas="b-xmlcatalog">xmlcatalog</primary>
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| 280 | </indexterm>
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| 281 | </listitem>
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| 282 | </varlistentry>
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[8e75f8b9] | 283 |
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[1515ed8a] | 284 | <varlistentry id="xmllint">
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| 285 | <term><command>xmllint</command></term>
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| 286 | <listitem>
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[325113f8] | 287 | <para>
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| 288 | parses XML files and outputs reports (based upon options) to detect
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[4c24eb0a] | 289 | errors in XML coding
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[325113f8] | 290 | </para>
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[1515ed8a] | 291 | <indexterm zone="libxml2 xmllint">
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| 292 | <primary sortas="b-xmllint">xmllint</primary>
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| 293 | </indexterm>
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| 294 | </listitem>
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| 295 | </varlistentry>
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[cd964c8] | 296 |
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[1515ed8a] | 297 | <varlistentry id="libxml2-lib">
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[8180b89] | 298 | <term><filename class="libraryfile">libxml2.so</filename></term>
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[1515ed8a] | 299 | <listitem>
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[325113f8] | 300 | <para>
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| 301 | provides functions for programs to parse files that use the XML
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[4c24eb0a] | 302 | format
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[325113f8] | 303 | </para>
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[1515ed8a] | 304 | <indexterm zone="libxml2 libxml2-lib">
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[325113f8] | 305 | <primary sortas="c-libxml2">libxml2.so</primary>
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[1515ed8a] | 306 | </indexterm>
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| 307 | </listitem>
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| 308 | </varlistentry>
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[8180b89] | 309 |
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[1515ed8a] | 310 | </variablelist>
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[8180b89] | 311 |
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[1515ed8a] | 312 | </sect2>
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[8180b89] | 313 |
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[f45b1953] | 314 | </sect1>
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