source: general/genlib/glib2.xml@ 88bdca3

<?xml version="1.0" encoding="UTF-8"?>
<!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 glib2-download-http "&gnome-download-http;/glib/&glib2-minor;/glib-&glib2-version;.tar.xz">
  <!ENTITY glib2-download-ftp  " ">
  <!ENTITY glib2-md5sum        "f4054629b8d977f7f5ec96a8f63449c3">
  <!ENTITY glib2-size          "5.3 MB">
  <!ENTITY glib2-buildsize     "197 MB (add 22 MB for tests)">
  <!ENTITY glib2-time          "0.7 SBU (add 0.4 SBU for tests; both using parallelism=4)">

  <!ENTITY gobject-introspection-download-http
    "&gnome-download-http;/gobject-introspection/1.82/gobject-introspection-&gobject-introspection-version;.tar.xz">
  <!ENTITY gobject-introspection-md5sum        "50beb465bc81f33395b5e0e3bbe364ec">
  <!ENTITY gobject-introspection-size          "1.1 MB">
]>

<sect1 id="glib2" xreflabel="GLib-&glib2-version;">
  <?dbhtml filename="glib2.html"?>


  <title>GLib-&glib2-version;</title>

  <indexterm zone="glib2">
    <primary sortas="a-GLib2">GLib2</primary>
  </indexterm>

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

    <para>
      The <application>GLib</application> package contains low-level
      libraries useful for providing data structure handling for C, portability
      wrappers and interfaces for runtime functionality such as an
      event loop, threads, dynamic loading and an object system.
    </para>

    &lfs122_checked;

    <bridgehead renderas="sect3">Package Information</bridgehead>
    <itemizedlist spacing="compact">
      <listitem>
        <para>
          Download (HTTP): <ulink url="&glib2-download-http;"/>
        </para>
      </listitem>
      <listitem>
        <para>
          Download (FTP): <ulink url="&glib2-download-ftp;"/>
        </para>
      </listitem>
      <listitem>
        <para>
          Download MD5 sum: &glib2-md5sum;
        </para>
      </listitem>
      <listitem>
        <para>
          Download size: &glib2-size;
        </para>
      </listitem>
      <listitem>
        <para>
          Estimated disk space required: &glib2-buildsize;
        </para>
      </listitem>
      <listitem>
        <para>
          Estimated build time: &glib2-time;
        </para>
      </listitem>
    </itemizedlist>

    <bridgehead renderas="sect3">Additional Downloads</bridgehead>

    <para>
      <emphasis role="strong">GObject Introspection (Recommended)</emphasis>
    </para>
    <itemizedlist spacing="compact">
      <listitem>
        <para>
          Download: <ulink url="&gobject-introspection-download-http;"/>
        </para>
      </listitem>
      <listitem>
        <para>
          Download MD5 sum: &gobject-introspection-md5sum;
        </para>
      </listitem>
      <listitem>
        <para>
          Download size: &gobject-introspection-size;
        </para>
      </listitem>
    </itemizedlist>

    <para>
      <emphasis role="strong">Patch for Log Level Selection (Optional)</emphasis>
    </para>
    <itemizedlist spacing="compact">
      <listitem>
        <para>
          Optional patch:
          <ulink url="&patch-root;/glib-skip_warnings-1.patch"/>
        </para>
      </listitem>
    </itemizedlist>

    <bridgehead renderas="sect3">GLib Dependencies</bridgehead>
<!--
    <bridgehead renderas="sect4">Required</bridgehead>
    <para role="required">
      <xref linkend='packaging'/>
    </para>
-->
    <bridgehead renderas="sect4">Recommended</bridgehead>
    <para role="recommended">
      <xref linkend='docutils'/>,
      <xref linkend="libxslt"/>, and
      <xref linkend="pcre2"/>
    </para>

    <bridgehead renderas="sect4">Optional</bridgehead>
    <para role="optional">
      <xref linkend='cairo'/> (for some GObject Introspection tests),
      <xref linkend="dbus"/> (for some tests),
      <xref linkend="fuse3"/> and
      <ulink url="https://bindfs.org/">bindfs</ulink>
        (both needed for one test),
      <xref linkend="gdb"/> (for bindings),
      <xref linkend='gjs'/> (for some GObject Introspection tests),
      <xref linkend='gtk-doc'/> (for GObject Introspection documentation),
      <xref linkend="DocBook"/>,
      <xref linkend="docbook-xsl"/>,
      <xref linkend="gi-docgen"/> (to build API documentation),
      <xref linkend="glib-networking"/> (for some tests, but this is a circular
      dependency),
      <xref linkend="Mako"/> and <xref linkend="markdown"/>
      (both for <command>g-ir-doc-tool</command>), and
      <!--<xref linkend="sysprof"/>-->
      <ulink url="&sysprof-url;">sysprof</ulink>
    </para>

    <bridgehead renderas="sect4">Additional Runtime Dependencies</bridgehead>
    <para role="recommended">
      Quoted directly from the <filename>INSTALL</filename> file:
      <quote>Some of the mimetype-related functionality in GIO requires the
      <command>update-mime-database</command> and
      <command>update-desktop-database</command> utilities,</quote>
      which are part of
      <xref role="runtime" linkend="shared-mime-info"/> and
      <xref role="runtime" linkend="desktop-file-utils"/>, respectively.
      These two utilities are also needed for some tests.
    </para>

  </sect2>

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

    <para>
      If desired, apply the optional patch. In many cases, applications that
      use this library, either  directly or indirectly via other libraries such
      as <xref linkend="gtk3"/>, output numerous warnings when run from the
      command line.  This patch enables the use of an environment variable,
      <envar>GLIB_LOG_LEVEL</envar>, that suppresses unwanted messages. The
      value of the variable is a digit that corresponds to:
    </para>

    <simplelist>
      <member>1  Alert</member>
      <member>2  Critical</member>
      <member>3  Error</member>
      <member>4  Warning</member>
      <member>5  Notice</member>
    </simplelist>

    <para>
      For instance <userinput>export GLIB_LOG_LEVEL=4</userinput> will skip
      output of Warning and Notice messages (and Info/Debug messages if they
      are turned on).  If <envar>GLIB_LOG_LEVEL</envar> is not defined, normal
      message output will not be affected.
    </para>

<screen><userinput>patch -Np1 -i ../glib-skip_warnings-1.patch</userinput></screen>

    <warning>
      <para>
        If a previous version of glib is installed, move the headers out of the
        way so that later packages do not encounter conflicts:
      </para>

<screen role="root"><userinput remap="pre">if [ -e /usr/include/glib-2.0 ]; then
    rm -rf /usr/include/glib-2.0.old &amp;&amp;
    mv -vf /usr/include/glib-2.0{,.old}
fi</userinput></screen>

    </warning>

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

<screen><userinput>mkdir build &amp;&amp;
cd    build &amp;&amp;

meson setup ..                  \
      --prefix=/usr             \
      --buildtype=release       \
      -D introspection=disabled \
      -D glib_debug=disabled    \
      -D man-pages=enabled      \
      -D sysprof=disabled       &amp;&amp;
ninja</userinput></screen>

    <para>
      The <application>GLib</application> test suite requires
      <application>desktop-file-utils</application> for some tests. However,
      <application>desktop-file-utils</application> requires
      <application>GLib</application> in order to compile; therefore, you must
      first install <application>GLib</application> and then run the test
      suite.
    </para>

    <para>
      As the <systemitem class="username">root</systemitem> user,
      install this package for the first time to allow building
      GObject Introspection:
    </para>

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

    <para>
      Build GObject Introspection:
    </para>

    <screen><userinput>tar xf ../../gobject-introspection-&gobject-introspection-version;.tar.xz &amp;&amp;

meson setup gobject-introspection-&gobject-introspection-version; gi-build \
            --prefix=/usr --buildtype=release     &amp;&amp;
ninja -C gi-build</userinput></screen>

    <para>
      To test the results of GObject Introspection, issue:
      <command>ninja -C gi-build test</command>.
    </para>

    <para>
      As the &root; user, install GObject Introspection for generating
      the introspection data of GLib libraries (required by various packages
      using Glib, especially some GNOME packages):
    </para>

    <screen role='root'><userinput>ninja -C gi-build install</userinput></screen>

    <para>
      Now generate the introspection data:
    </para>

    <screen><userinput>meson configure -D introspection=enabled &amp;&amp;
ninja</userinput></screen>

    <para>
      If you have <xref linkend='gi-docgen'/> installed and wish to build
      the API documentation for this package, issue:
    </para>

    <screen remap='doc'><userinput>sed 's/glib-2.0/glib-&glib2-version;/'        \
    -i ../docs/reference/meson.build &amp;&amp;
meson configure -D documentation=true &amp;&amp;
ninja</userinput></screen>

    <para>
      As the &root; user, install this package again for the introspection
      data (and optionally, the documentation):
    </para>

    <screen role='root'><userinput>ninja install</userinput></screen>

    <para>
      You should now install <xref linkend="desktop-file-utils"/> and
      <xref linkend="shared-mime-info"/> and proceed to
      run the test suite.
    </para>

    <warning>
      <para>
        Do not run the test suite as &root; or some tests will fail
        unexpectedly and leave some non-FHS-compliant directories in the
        <filename class='directory'>/usr</filename> hierarchy.
      </para>
    </warning>
    <!-- I cannot reproduce these issues.
    <note>
      <para>
        If you have installed the glib-skip_warnings-1.patch and have 
        the environment variable GLIB_LOG_LEVEL set, unset it before running 
        the tests.  It will cause several tests to fail.
      </para>
    </note>

    <note>
      <para>
        If you have used the -D glib_debug=disabled option, 17 tests will 
        fail.  
      </para>
    </note>
    -->
    <para>
      To test the results, after having installed the packages, issue:
      <command>LC_ALL=C ninja test</command> as a non-&root; user.
      One test named <literal>gdatetime</literal> is known to fail with
      tzdata-2024b or later.
    </para>
  </sect2>

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

    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
      href="../../xincludes/meson-buildtype-release.xml"/>

    <para>
      <parameter>-D man-pages=enabled</parameter>: This switch causes the
      build to create and install the package man pages.
    </para>

    <para>
      <parameter>-D glib_debug=disabled</parameter>: This switch causes the
      build to not include some expensive checks for debugging in the built
      programs and libraries.
    </para>

    <para>
      <parameter>-D sysprof=disabled</parameter>: This switch disables the
      tracing support for sysprof.  Remove this option if you want the
      tracing support.  Note that if sysprof is not installed, removing
      this option will cause the build system to download a copy of sysprof
      from the Internet.
    </para>

  </sect2>

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

    <bridgehead renderas="sect3">GLib Contents</bridgehead>

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

      <seglistitem>
        <seg>
          gapplication,           gdbus, gdbus-codegen,
          gi-compile-repository,  gi-decompile-typelib, gi-inspect-typelib
          gio,                    gio-querymodules,
          glib-compile-resources, glib-compile-schemas,
          glib-genmarshal,        glib-gettextize,
          glib-mkenums,           gobject-query,
          gresource,              gsettings,
          gtester, and            gtester-report
        </seg>
        <seg>
          libgio-2.0.so,
          libgirepository-2.0.so,
          libglib-2.0.so,
          libgmodule-2.0.so,
          libgobject-2.0.so, and
          libgthread-2.0.so
        </seg>
        <seg>
          /usr/include/gio-unix-2.0,
          /usr/include/glib-2.0,
          /usr/lib/gio,
          /usr/lib/glib-2.0,
          /usr/share/glib-2.0, and
          /usr/share/doc/glib-&glib2-version; (optional)
        </seg>
      </seglistitem>
    </segmentedlist>

    <bridgehead renderas="sect3">GObject Introspection Contents</bridgehead>

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

      <!-- g-ir-doc-tool is installed if Mako and Markdown are present -->
      <seglistitem>
        <seg>
          g-ir-annotation-tool, g-ir-compiler, g-ir-doc-tool (optional),
          g-ir-generate, g-ir-inspect, and g-ir-scanner
        </seg>
        <seg>
          libgirepository-1.0.so and
          _giscanner.&python3-lib-suffix;.so
        </seg>
        <seg>
          /usr/include/gobject-introspection-1.0,
          /usr/lib/girepository-1.0,
          /usr/lib/gobject-introspection,
          /usr/share/gir-1.0, and
          /usr/share/gobject-introspection-1.0
        </seg>
      </seglistitem>
    </segmentedlist>

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

      <varlistentry id="gapplication">
        <term><command>gapplication</command></term>
        <listitem>
          <para>
            can be used to start applications and to send
            messages to already-running instances of other applications
          </para>
          <indexterm zone="glib2 gapplication">
            <primary sortas="b-gapplication">application</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="gdbus">
        <term><command>gdbus</command></term>
        <listitem>
          <para>
            is a simple tool used for working with
            <application>D-Bus</application> objects
          </para>
          <indexterm zone="glib2 gdbus">
            <primary sortas="b-gdbus">gdbus</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="gdbus-codegen">
        <term><command>gdbus-codegen</command></term>
        <listitem>
          <para>
            is used to generate code and/or documentation for one or
            more <application>D-Bus</application> interfaces
          </para>
          <indexterm zone="glib2 gdbus-codegen">
            <primary sortas="b-gdbus-codegen">gdbus-codegen</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="gi-compile-repository">
        <term><command>gi-compile-repository</command></term>
        <listitem>
          <para>
            converts one or more GIR files into one or more typelib files
          </para>
          <indexterm zone="glib2 gi-compile-repository">
            <primary sortas="b-gi-compile-repository">gi-compile-repository</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="gi-decompile-typelib">
        <term><command>gi-decompile-typelib</command></term>
        <listitem>
          <para>
            is a GIR decompiler that uses the repository API
          </para>
          <indexterm zone="glib2 gi-decompile-typelib">
            <primary sortas="b-gi-decompile-typelib">gi-decompile-typelib</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="gi-inspect-typelib">
        <term><command>gi-inspect-typelib</command></term>
        <listitem>
          <para>
            is a utility that gives information about a GI typelib
          </para>
          <indexterm zone="glib2 gi-inspect-typelib">
            <primary sortas="b-gi-inspect-typelib">gi-inspect-typelib</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="gio">
        <term><command>gio</command></term>
        <listitem>
          <para>
            is a utility that makes many <application>GIO</application>
            features available from the command line
          </para>
          <indexterm zone="glib2 gio">
            <primary sortas="b-gio">gio</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="gio-querymodules">
        <term><command>gio-querymodules</command></term>
        <listitem>
          <para>
            is used to create a <filename>giomodule.cache</filename> file in
            the listed directories. This file lists the implemented extension
            points for each module that has been found
          </para>
          <indexterm zone="glib2 gio-querymodules">
            <primary sortas="b-gio-querymodules">gio-querymodules</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="glib-compile-resources">
        <term><command>glib-compile-resources</command></term>
        <listitem>
          <para>
            is used to read the resource description from a file and
            the files that it references to create a binary resource
            bundle that is suitable for use with the GResource API
          </para>
          <indexterm zone="glib2 glib-compile-resources">
            <primary sortas="b-glib-compile-resources">glib-compile-resources</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="glib-compile-schemas">
        <term><command>glib-compile-schemas</command></term>
        <listitem>
          <para>
            is used to compile all the GSettings XML schema files
            in a directory into a binary file with the name
            <filename>gschemas.compiled</filename> that can be used by GSettings
          </para>
          <indexterm zone="glib2 glib-compile-schemas">
            <primary sortas="b-glib-compile-resources">glib-compile-schemas</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="glib-genmarshal">
        <term><command>glib-genmarshal</command></term>
        <listitem>
          <para>
            is a C code marshaller generation utility for GLib closures
          </para>
          <indexterm zone="glib2 glib-genmarshal">
            <primary sortas="b-glib-genmarshal">glib-genmarshal</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="glib-gettextize">
        <term><command>glib-gettextize</command></term>
        <listitem>
          <para>
            is a variant of the <application>gettext</application>
            internationalization utility
          </para>
          <indexterm zone="glib2 glib-gettextize">
            <primary sortas="b-glib-gettextize">glib-gettextize</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="glib-mkenums">
        <term><command>glib-mkenums</command></term>
        <listitem>
          <para>
            is a C language enum description generation utility
          </para>
          <indexterm zone="glib2 glib-mkenums">
            <primary sortas="b-glib-mkenums">glib-mkenums</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="gobject-query">
        <term><command>gobject-query</command></term>
        <listitem>
          <para>
            is a small utility that draws a tree of types
          </para>
          <indexterm zone="glib2 gobject-query">
            <primary sortas="b-gobject-query">gobject-query</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="gresource">
        <term><command>gresource</command></term>
        <listitem>
          <para>
            offers a simple command line interface to GResource
          </para>
          <indexterm zone="glib2 gresource">
            <primary sortas="b-gresource">gresource</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="gsettings">
        <term><command>gsettings</command></term>
        <listitem>
          <para>
            offers a simple command line interface to GSettings
          </para>
          <indexterm zone="glib2 gsettings">
            <primary sortas="b-gsettings">gsettings</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="gtester">
        <term><command>gtester</command></term>
        <listitem>
          <para>
            is a test running utility
          </para>
          <indexterm zone="glib2 gtester">
            <primary sortas="b-gtester">gtester</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="gtester-report">
        <term><command>gtester-report</command></term>
        <listitem>
          <para>
            is a test report formatting utility
          </para>
          <indexterm zone="glib2 gtester-report">
            <primary sortas="b-gtester-report">gtester-report</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="libgio">
        <term><filename class='libraryfile'>libgio-2.0.so</filename></term>
        <listitem>
          <para>
            is a library providing useful classes for general purpose I/O,
            networking, IPC, settings, and other high level application
            functionality
          </para>
          <indexterm zone="glib2 libgio">
            <primary sortas="c-libgio">libgio-2.0.so</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="libgirepository">
        <term><filename class='libraryfile'>libgirepository-2.0.so</filename></term>
        <listitem>
          <para>
            is a library providing access to typelibs and introspection data
            which describes C APIs
          </para>
          <indexterm zone="glib2 libgirepository">
            <primary sortas="c-libgirepository2">libgirepository-2.0.so</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="libglib">
        <term><filename class='libraryfile'>libglib-2.0.so</filename></term>
        <listitem>
          <para>
            is a general-purpose, portable utility library, which provides
            many useful data types, macros, type conversions, string
            utilities, file utilities, a mainloop abstraction, and so on
          </para>
          <indexterm zone="glib2 libglib">
            <primary sortas="c-libglib">libglib-2.0.so</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="libgmodule">
        <term><filename class='libraryfile'>libgmodule-2.0.so</filename></term>
        <listitem>
          <para>
            provides portable API for dynamically loading modules
          </para>
          <indexterm zone="glib2 libgmodule">
            <primary sortas="c-libgmodule">libgmodule-2.0.so</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="libgobject">
        <term><filename class='libraryfile'>libgobject-2.0.so</filename></term>
        <listitem>
          <para>
            provides the GLib base type system and object class
          </para>
          <indexterm zone="glib2 libgobject">
            <primary sortas="c-libgobject">libgobject-2.0.so</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="libgthread">
        <term><filename class='libraryfile'>libgthread-2.0.so</filename></term>
        <listitem>
          <para>
            is a skeleton library for backwards compatibility; it used to
            be the GLib thread library but the functionalities has been
            merged info <systemitem class='library'>libglib-2.0</systemitem>
          </para>
          <indexterm zone="glib2 libgthread">
            <primary sortas="c-libgthread">libgthread-2.0.so</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="g-ir-annotation-tool">
        <term><command>g-ir-annotation-tool</command></term>
        <listitem>
          <para>
            creates or extracts annotation data from GI typelibs
          </para>
          <indexterm zone="glib2 g-ir-annotation-tool">
            <primary sortas="b-g-ir-annotation-tool">g-ir-annotation-tool</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="g-ir-compiler">
        <term><command>g-ir-compiler</command></term>
        <listitem>
          <para>
            is a counterpart of <command>gi-compile-repository</command>
            for the old
            <systemitem class='library'>libgirepository-1.0</systemitem>
            API
          </para>
          <indexterm zone="glib2 g-ir-compiler">
            <primary sortas="b-g-ir-compiler">g-ir-compiler</primary>
          </indexterm>
        </listitem>
      </varlistentry>

     <varlistentry id="g-ir-doc-tool">
        <term><command>g-ir-doc-tool</command></term>
        <listitem>
          <para>
            generates Mallard files that can be viewed with
            <command>yelp</command> or rendered to HTML with
            <command>yelp-build</command> from
            <ulink url="&gnome-download-http;/yelp-tools">yelp-tools</ulink>
          </para>
          <indexterm zone="glib2 g-ir-doc-tool">
            <primary sortas="b-g-ir-doc-tool">g-ir-doc-tool</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="g-ir-inspect">
        <term><command>g-ir-inspect</command></term>
        <listitem>
          <para>
            is a counterpart of <command>gi-inspect-typelib</command>
            for the old
            <systemitem class='library'>libgirepository-1.0</systemitem>
            API
          </para>
          <indexterm zone="glib2 g-ir-inspect">
            <primary sortas="b-g-ir-inspect">g-ir-inspect</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="g-ir-generate">
        <term><command>g-ir-generate</command></term>
        <listitem>
          <para>
            is a counterpart of <command>gi-decompile-typelib</command>
            for the old
            <systemitem class='library'>libgirepository-1.0</systemitem>
            API
          </para>
          <indexterm zone="glib2 g-ir-generate">
            <primary sortas="b-g-ir-generate">g-ir-generate</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="g-ir-scanner">
        <term><command>g-ir-scanner</command></term>
        <listitem>
          <para>
            is a tool which generates GIR XML files by parsing headers and
            introspecting GObject based libraries
          </para>
          <indexterm zone="glib2 g-ir-scanner">
            <primary sortas="b-g-ir-scanner">g-ir-scanner</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="libgirepository-1.0">
        <term><filename class='libraryfile'>libgirepository-1.0.so</filename></term>
        <listitem>
          <para>
            is a counterpart of
            <systemitem class='library'>libgirepository-2.0</systemitem>
            with the old 1.0 API
          </para>
          <indexterm zone="glib2 libgirepository-1.0">
            <primary sortas="c-libgirepository1">libgirepository-1.0.so</primary>
          </indexterm>
        </listitem>
      </varlistentry>
    </variablelist>

  </sect2>

</sect1>