source: x/lib/pango.xml@ aed37975

<?xml version="1.0" encoding="ISO-8859-1"?>
<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
   "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
  <!ENTITY % general-entities SYSTEM "../../general.ent">
  %general-entities;

  <!ENTITY pango-download-http "&gnome-download-http;/pango/1.22/pango-&pango-version;.tar.bz2">
 <!-- everything up to 1.21 is there, but not 1.22
  <!ENTITY pango-download-ftp  "ftp://ftp.gtk.org/pub/pango/1.22/pango-&pango-version;.tar.bz2"> -->
  <!ENTITY pango-download-ftp  " ">
  <!ENTITY pango-md5sum        "37a185a3cb5c1a39ade7fdc3e6c75349">
  <!ENTITY pango-size          "1.4 MB">
  <!ENTITY pango-buildsize     "21 MB with no static libs ( or 37MB with them, plus 1MB to run the test suite)">
  <!ENTITY pango-time          "0.6 SBU">
]>

<sect1 id="pango" xreflabel="Pango-&pango-version;">
  <?dbhtml filename="pango.html" ?>

  <sect1info>
    <othername>$LastChangedBy$</othername>
    <date>$Date$</date>
  </sect1info>

  <title>Pango-&pango-version;</title>

  <indexterm zone="pango">
    <primary sortas="a-Pango">Pango</primary>
  </indexterm>

  <sect2 role="package">
    <title>Introduction to Pango</title>

    <para>The <application>Pango</application> package contains the
    <filename class="libraryfile">libpango</filename> libraries. These are
    useful for the layout and rendering of text.</para>

    <bridgehead renderas="sect3">Package Information</bridgehead>
    <itemizedlist spacing="compact">
      <listitem>
        <para>Download (HTTP): <ulink url="&pango-download-http;"/></para>
      </listitem>
      <listitem>
        <para>Download (FTP): <ulink url="&pango-download-ftp;"/></para>
      </listitem>
      <listitem>
        <para>Download MD5 sum: &pango-md5sum;</para>
      </listitem>
      <listitem>
        <para>Download size: &pango-size;</para>
      </listitem>
      <listitem>
        <para>Estimated disk space required: &pango-buildsize;</para>
      </listitem>
      <listitem>
        <para>Estimated build time: &pango-time;</para>
      </listitem>
    </itemizedlist>

    <bridgehead renderas="sect3">Pango Dependencies</bridgehead>

    <bridgehead renderas="sect4">Required</bridgehead>
    <para role="required"><xref linkend="glib2"/> and one of
    <xref linkend="cairo"/> or
    <xref linkend="x-window-system"/> or
    <xref linkend="fontconfig"/></para>

    <para><application>cairo</application> is not required to build
    <application>Pango</application>, but it is highly recommended that you
    install <application>cairo</application> before building
    <application>Pango</application>. If you don't build
    <application>Pango</application> with a <application>cairo</application>
    backend, then <application>GTK+</application>-2 will not build.</para>

    <bridgehead renderas="sect4">Optional</bridgehead>
    <para role="optional"><ulink
    url="http://linux.thai.net/libthai">LibThai</ulink></para>

    <bridgehead renderas="sect4">Optional (If <application>cairo</application>
    is Not Installed)</bridgehead>
    <para role="optional"><xref linkend="x-window-system"/></para>

    <bridgehead renderas="sect4">Optional (To Rebuild the API
    Documentation)</bridgehead>
    <para role="optional"><xref linkend="gtk-doc"/></para>

    <para condition="html" role="usernotes">User Notes:
    <ulink url="&blfs-wiki;/pango"/></para>

  </sect2>

  <sect2 role="installation">
    <title>Installation of Pango</title>

    <!-- Commenting this out for now as Xorg7 default installation patch
         is /usr, so the note doesn't apply. Furthermore, instructions to
         do this are already in the book in the X section

    <para>In order for <application>Pango</application> to find
    <application>Xft</application>, the <envar>PKG_CONFIG_PATH</envar> must
    include <filename class="directory">/usr/X11R6/lib/pkgconfig</filename>.
    This is a good time to add it if you haven't already. You can utilize
    the example for <filename>X.sh</filename> to create a script for
    modifying this variable located in the section
    <xref linkend="postlfs-config-profile"/>.</para>

    -->

    <para>Install <application>Pango</application> by running the following
    commands:</para>

<screen><userinput>./configure --prefix=/usr --sysconfdir=/etc &amp;&amp;
make</userinput></screen>

    <para>To test the results, issue: <command>make check</command>. Note that
    the <quote>testboundries</quote> test could fail if you have
    <application>LibThai</application> installed.</para>

    <para>Now, as the <systemitem class="username">root</systemitem> user:</para>

<screen role="root"><userinput>make install</userinput></screen>

  </sect2>

  <sect2 role="commands">
    <title>Command Explanations</title>

    <para><parameter>--sysconfdir=/etc</parameter>: This switch installs the
    configuration files into <filename class="directory">/etc</filename>
    instead of <filename class="directory">/usr/etc</filename>.</para>

    <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
    href="../../xincludes/gtk-doc-rebuild.xml"/>

    <para><parameter>--disable-static</parameter>: This switch prevents the
    static libraries from being built.</para>

  </sect2>

  <sect2 role="configuration">
    <title>Configuring Pango</title>

    <sect3 id="pango-config">
      <title>Config Files</title>

      <para><filename>/etc/pango/pangorc</filename>,
      <filename>~/.pangorc</filename>, and the file specified in the
      environment variable <envar>PANGO_RC_FILE</envar></para>

      <indexterm zone="pango pango-config">
        <primary sortas="e-etc-pango-pangorc">/etc/pango/pangorc</primary>
      </indexterm>

      <indexterm zone="pango pango-config">
        <primary sortas="e-AA.pangorc">~/.pangorc</primary>
      </indexterm>

    </sect3>

    <sect3>
      <title>Configuration Information</title>

      <para>The <application>Pango</application> module path is specified by
      the key <userinput><parameter>Pango/ModulesPath</parameter></userinput>
      in the <application>Pango</application> config database, which is read
      from the config files listed above.</para>

    </sect3>

  </sect2>

  <sect2 role="content">
    <title>Contents</title>

    <segmentedlist>
      <segtitle>Installed Programs</segtitle>
      <segtitle>Installed Libraries</segtitle>
      <segtitle>Installed Directories</segtitle>

      <seglistitem>
        <seg>pango-querymodules and pango-view</seg>
        <seg>libpango*-1.0.so and <application>Pango</application> loadable
        modules.</seg>
        <seg>/etc/pango, /usr/include/pango-1.0, /usr/lib/pango, and
        /usr/share/gtk-doc/html/pango</seg>
      </seglistitem>
    </segmentedlist>

    <variablelist>
      <bridgehead renderas="sect3">Short Descriptions</bridgehead>
      <?dbfo list-presentation="list"?>
      <?dbhtml list-presentation="table"?>

      <varlistentry id="pango-querymodules">
        <term><command>pango-querymodules</command></term>
        <listitem>
          <para>is a module registration utility that collects
          information about <application>Pango</application> loadable
          modules.</para>
          <indexterm zone="pango pango-querymodules">
            <primary sortas="b-pango-querymodules">pango-querymodules</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="Pango-libraries">
        <term>Pango libraries</term>
        <listitem>
          <para>contain low level layout rendering routines, a high
          level driver for laying out entire blocks of text, and routines
          to assist in editing internationalized text.</para>
          <indexterm zone="pango Pango-libraries">
            <primary sortas="c-Pango-libraries">Pango libraries</primary>
          </indexterm>
        </listitem>
      </varlistentry>

    </variablelist>

  </sect2>

</sect1>