[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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[2e31189] | 11 | <!ENTITY libxml2-md5sum "aeb92dc58cea91c95a10751327193a11">
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[0c73385b] | 12 | <!ENTITY libxml2-size "2.5 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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[3c74fb72] | 74 | <!-- <listitem>
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[3175b9e] | 75 | <para>
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| 76 | Required patch:
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[09fa92ee] | 77 | <ulink url="&patch-root;/libxml2-&libxml2-version;-upstream_fixes-2.patch"/>
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[3175b9e] | 78 | </para>
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[3c74fb72] | 79 | </listitem> -->
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[5da63eb] | 80 | <listitem>
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[325113f8] | 81 | <para>
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[48771ae] | 82 | Optional Test Suite:
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[c6b192c] | 83 | <ulink url="https://www.w3.org/XML/Test/xmlts&testsuite-version;.tar.gz"/> - This
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[325113f8] | 84 | enables <command>make check</command> to do complete testing.
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| 85 | </para>
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[5da63eb] | 86 | </listitem>
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[9a788838] | 87 | </itemizedlist>
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[5da63eb] | 88 |
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[437700ae] | 89 | <bridgehead renderas="sect3">libxml2 Dependencies</bridgehead>
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[44b3f440] | 90 |
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[ead4657] | 91 | <bridgehead renderas="sect4">Recommended</bridgehead>
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| 92 | <para role="recommended">
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| 93 | <xref linkend="icu"/>
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| 94 | </para>
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| 95 |
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[60ddbaf] | 96 | <bridgehead renderas="sect4">Optional</bridgehead>
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| 97 | <para role="optional">
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[0b312a7] | 98 | <xref linkend="valgrind"/> (may be used in the tests)
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[325113f8] | 99 | </para>
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[1515ed8a] | 100 | </sect2>
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[8e75f8b9] | 101 |
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[1515ed8a] | 102 | <sect2 role="installation">
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[437700ae] | 103 | <title>Installation of libxml2</title>
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[3c74fb72] | 104 | <!--
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[3175b9e] | 105 | <para>
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[09fa92ee] | 106 | At first, fix several issues identified and fixed by upstream after
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| 107 | libxml2-2.13.0 was released:
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[3175b9e] | 108 | </para>
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| 109 |
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[09fa92ee] | 110 | <screen><userinput>patch -Np1 -i ../libxml2-&libxml2-version;-upstream_fixes-2.patch</userinput></screen>
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[3c74fb72] | 111 | -->
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[325113f8] | 112 | <para>
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| 113 | Install <application>libxml2</application> by running the following
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| 114 | commands:
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| 115 | </para>
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[1515ed8a] | 116 |
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[f0505850] | 117 | <screen><userinput>./configure --prefix=/usr \
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| 118 | --sysconfdir=/etc \
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| 119 | --disable-static \
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| 120 | --with-history \
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[ead4657] | 121 | --with-icu \
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[c78420c] | 122 | PYTHON=/usr/bin/python3 \
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[3f6cf45] | 123 | --docdir=/usr/share/doc/libxml2-&libxml2-version; &&
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[1515ed8a] | 124 | make</userinput></screen>
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| 125 |
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[d56e7df] | 126 | <para>
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[48771ae] | 127 | If you downloaded the test suite, issue the following command:
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[d56e7df] | 128 | </para>
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[6000a3e] | 129 |
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| 130 | <screen><userinput>tar xf ../xmlts&testsuite-version;.tar.gz</userinput></screen>
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| 131 |
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[8180b89] | 132 | <para>
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[beee921] | 133 | To test the results, issue: <command>make check > check.log</command>.
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[808f2b85] | 134 | This command will print several lines of error messages like
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| 135 | <quote><computeroutput>Failed to parse
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| 136 | xstc/...</computeroutput></quote> because some test files are missing
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| 137 | and these messages can be safely ignored.
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[beee921] | 138 | A summary of the results can be obtained with <command>grep -E
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[808f2b85] | 139 | '^Total|expected|Ran' check.log</command>. If <xref linkend="valgrind"/> is
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[cbb1dd2] | 140 | installed and you want to check for memory leaks, replace
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[beee921] | 141 | <command>check</command> with <command>check-valgrind</command>.
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[8180b89] | 142 | </para>
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[8e75f8b9] | 143 |
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[cf83ea8] | 144 | <note>
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| 145 | <para>
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| 146 | The tests use <ulink url="http://localhost/">http://localhost/</ulink>
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| 147 | to test parsing of external entities. If the machine where you run the
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| 148 | tests serves as a web site, the tests may hang, depending on the
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| 149 | content of the file served. It is therefore recommended to shut down
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| 150 | the server during the tests, as the <systemitem
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| 151 | class="username">root</systemitem> user:
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| 152 | </para>
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| 153 |
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| 154 | <screen role="nodump" revision="sysv"><userinput>/etc/init.d/httpd stop</userinput></screen>
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| 155 | <screen role="nodump" revision="systemd"><userinput>systemctl stop httpd.service</userinput></screen>
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| 156 |
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| 157 | </note>
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[0b312a7] | 158 |
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[325113f8] | 159 | <para>
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| 160 | Now, as the <systemitem class="username">root</systemitem> user:
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| 161 | </para>
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[8e75f8b9] | 162 |
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[1515ed8a] | 163 | <screen role="root"><userinput>make install</userinput></screen>
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[ead4657] | 164 |
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| 165 | <para>
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| 166 | Finally, prevent some packages from unnecessarily linking to ICU using
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| 167 | the following commands as the &root; user:
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| 168 | </para>
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| 169 |
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| 170 | <screen role="root"><userinput>rm -vf /usr/lib/libxml2.la &&
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| 171 | sed '/libs=/s/xml2.*/xml2"/' -i /usr/bin/xml2-config</userinput></screen>
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| 172 |
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[1515ed8a] | 173 | </sect2>
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[8e75f8b9] | 174 |
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[1515ed8a] | 175 | <sect2 role="commands">
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| 176 | <title>Command Explanations</title>
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| 177 |
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[325113f8] | 178 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 179 | href="../../xincludes/static-libraries.xml"/>
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[0b312a7] | 180 |
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[325113f8] | 181 | <para>
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[f48df219] | 182 | <parameter>--with-history</parameter>: This switch enables
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[325113f8] | 183 | <application>Readline</application> support when running
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| 184 | <command>xmlcatalog</command> or <command>xmllint</command> in shell mode.
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| 185 | </para>
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[8180b89] | 186 |
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[ead4657] | 187 | <para>
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| 188 | <parameter>--with-icu</parameter>: This switch enables support for
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| 189 | <application>ICU</application>, which provides additional Unicode support.
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| 190 | This is needed for some packages in BLFS, such as for QtWebEngine.
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| 191 | </para>
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| 192 |
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[f48df219] | 193 | <para>
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[16f7f0e] | 194 | <parameter>PYTHON=/usr/bin/python3</parameter>: Allows building
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[6c6f393] | 195 | the libxml2 module with Python3 instead of Python2.
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[f48df219] | 196 | </para>
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| 197 |
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[ead4657] | 198 | <!--
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[ca25773c] | 199 | <para>
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[ead4657] | 200 | <option>- -with-icu</option>: Add this switch if you have built
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[ca25773c] | 201 | <xref linkend="icu"/>, for better unicode support.
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| 202 | </para>
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| 203 |
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[f6061807] | 204 | <note>
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| 205 | <para>
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[ead4657] | 206 | If the <option>- -with-icu</option> switch is used, the BLFS editors
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[58acc3e] | 207 | recommend removing unneeded references to the ICU libraries. This
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| 208 | will prevent many packages that use libxml2 from unnecessarily linking
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| 209 | to the ICU libraries. This, in turn, will prevent the need for
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| 210 | rebuilding many packages when upgrading ICU to a new major version.
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| 211 | After installing libxml2, as the &root; user, issue:
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[f6061807] | 212 | </para>
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| 213 |
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| 214 | <screen role="nodump"><userinput>rm -vf /usr/lib/libxml2.la &&
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| 215 | sed '/libs=/s/xml2.*/xml2"/' -i /usr/bin/xml2-config</userinput></screen>
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| 216 | </note>
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[ead4657] | 217 | -->
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[f6061807] | 218 |
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[1515ed8a] | 219 | </sect2>
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[8e75f8b9] | 220 |
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[1515ed8a] | 221 | <sect2 role="content">
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| 222 | <title>Contents</title>
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| 223 |
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| 224 | <segmentedlist>
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| 225 | <segtitle>Installed Programs</segtitle>
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| 226 | <segtitle>Installed Libraries</segtitle>
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| 227 | <segtitle>Installed Directories</segtitle>
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[8e75f8b9] | 228 |
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[1515ed8a] | 229 | <seglistitem>
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[325113f8] | 230 | <seg>
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[8558044] | 231 | xml2-config,
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| 232 | xmlcatalog, and
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[6cd8a9a] | 233 | xmllint
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[325113f8] | 234 | </seg>
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| 235 | <seg>
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[6cd8a9a] | 236 | libxml2.so
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[325113f8] | 237 | </seg>
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| 238 | <seg>
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| 239 | /usr/include/libxml2,
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[ec91d9f2] | 240 | /usr/lib/cmake/libxml2,
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[6cd8a9a] | 241 | /usr/share/doc/libxml2-&libxml2-version;, and
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[325113f8] | 242 | /usr/share/gtk-doc/html/libxml2
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| 243 | </seg>
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[1515ed8a] | 244 | </seglistitem>
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| 245 | </segmentedlist>
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[8e75f8b9] | 246 |
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[1515ed8a] | 247 | <variablelist>
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| 248 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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| 249 | <?dbfo list-presentation="list"?>
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| 250 | <?dbhtml list-presentation="table"?>
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[8e75f8b9] | 251 |
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[1515ed8a] | 252 | <varlistentry id="xml2-config">
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| 253 | <term><command>xml2-config</command></term>
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| 254 | <listitem>
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[325113f8] | 255 | <para>
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| 256 | determines the compile and linker flags that should be used to
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| 257 | compile and link programs that use
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[4c24eb0a] | 258 | <filename class="libraryfile">libxml2</filename>
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[325113f8] | 259 | </para>
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[1515ed8a] | 260 | <indexterm zone="libxml2 xml2-config">
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| 261 | <primary sortas="b-xml2-config">xml2-config</primary>
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| 262 | </indexterm>
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| 263 | </listitem>
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| 264 | </varlistentry>
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[8e75f8b9] | 265 |
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[1515ed8a] | 266 | <varlistentry id="xmlcatalog">
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| 267 | <term><command>xmlcatalog</command></term>
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| 268 | <listitem>
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[325113f8] | 269 | <para>
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[4c24eb0a] | 270 | is used to monitor and manipulate XML and SGML catalogs
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[325113f8] | 271 | </para>
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[1515ed8a] | 272 | <indexterm zone="libxml2 xmlcatalog">
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| 273 | <primary sortas="b-xmlcatalog">xmlcatalog</primary>
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| 274 | </indexterm>
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| 275 | </listitem>
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| 276 | </varlistentry>
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[8e75f8b9] | 277 |
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[1515ed8a] | 278 | <varlistentry id="xmllint">
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| 279 | <term><command>xmllint</command></term>
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| 280 | <listitem>
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[325113f8] | 281 | <para>
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| 282 | parses XML files and outputs reports (based upon options) to detect
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[4c24eb0a] | 283 | errors in XML coding
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[325113f8] | 284 | </para>
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[1515ed8a] | 285 | <indexterm zone="libxml2 xmllint">
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| 286 | <primary sortas="b-xmllint">xmllint</primary>
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| 287 | </indexterm>
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| 288 | </listitem>
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| 289 | </varlistentry>
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[cd964c8] | 290 |
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[1515ed8a] | 291 | <varlistentry id="libxml2-lib">
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[8180b89] | 292 | <term><filename class="libraryfile">libxml2.so</filename></term>
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[1515ed8a] | 293 | <listitem>
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[325113f8] | 294 | <para>
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| 295 | provides functions for programs to parse files that use the XML
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[4c24eb0a] | 296 | format
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[325113f8] | 297 | </para>
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[1515ed8a] | 298 | <indexterm zone="libxml2 libxml2-lib">
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[325113f8] | 299 | <primary sortas="c-libxml2">libxml2.so</primary>
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[1515ed8a] | 300 | </indexterm>
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| 301 | </listitem>
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| 302 | </varlistentry>
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[8180b89] | 303 |
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[1515ed8a] | 304 | </variablelist>
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[8180b89] | 305 |
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[1515ed8a] | 306 | </sect2>
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[8180b89] | 307 |
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[f45b1953] | 308 | </sect1>
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