source: postlfs/editors/emacs.xml

<?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 emacs-download-http "&gnu-http;/emacs/emacs-&emacs-version;.tar.xz">
  <!ENTITY emacs-download-ftp  " ">
  <!ENTITY emacs-md5sum        "1e402f3f632b68a56cb9fab4dff8e313">
  <!ENTITY emacs-size          "50 MB">
  <!ENTITY emacs-buildsize     "526 MB">
  <!ENTITY emacs-time          "0.7 SBU (Using parallelism=4)">
]>

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


  <title>Emacs-&emacs-version;</title>

  <indexterm zone="emacs">
    <primary sortas="a-Emacs">Emacs</primary>
  </indexterm>

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

    <para>
      The <application>Emacs</application> package contains an extensible,
      customizable, self-documenting real-time display editor.
    </para>

    &lfs121_checked;

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

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

    <bridgehead renderas="sect4">Recommended</bridgehead>
    <para role="recommended">
      <xref linkend="harfbuzz"/>,
      <xref linkend="giflib"/>,
      <xref linkend="gnutls"/>,
      <xref linkend="jansson"/>, and
      <xref linkend="libtiff"/>
    </para>

    <bridgehead renderas="sect4">Optional</bridgehead>
    <para role="optional">
      <xref linkend="x-window-system"/>,
      <xref linkend="alsa-lib"/>,
      <xref linkend="cairo"/>,
      <xref linkend="dbus"/>,
      &gobject-introspection;,
      <xref linkend="gsettings-desktop-schemas"/>,
      <xref linkend="gpm"/>,
      <xref linkend="gtk3"/>,
      <xref linkend="imagemagick"/>,
      <xref linkend="lcms2"/>,
      <xref linkend="libjpeg"/>,
      <xref linkend="libpng"/>,
      <xref linkend="librsvg"/>,
      <xref linkend="libseccomp"/>,
      <xref linkend="libwebp"/>,
      <xref linkend="libxml2"/>,
      <xref linkend="mitkrb"/>,
      <xref linkend="sqlite"/>,
      <xref linkend="valgrind"/>,
      <ulink url="&gnu-http;/intlfonts/">intlfonts</ulink>,
      <ulink url="https://directory.fsf.org/wiki/Libungif">libungif</ulink>,
      <ulink url="https://www.nongnu.org/m17n/">libotf</ulink>, and
      <ulink url="https://www.nongnu.org/m17n/">m17n-lib</ulink> - to correctly
      display such complex scripts as Indic and Khmer, and also for scripts
      that require Arabic shaping support (Arabic and Farsi),
      <ulink url="https://mailutils.org/">mailutils</ulink>, and
      <ulink url="&xorg-download-http;/lib/">libXaw3d</ulink>
    </para>

  </sect2>

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

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

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

    <para>
      This package does not come with a test suite. If make succeeds, you can
      test the result by running <command>src/emacs -Q</command>, which is the
      program that will be installed, with its auxiliary files. This should
      start and display the application opening screen.
    </para>

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

<screen role="root" revision="systemd"><userinput>make install &amp;&amp;
chown -v -R root:root /usr/share/emacs/&emacs-version;</userinput></screen>

<screen role="root" revision="sysv"><userinput>make install &amp;&amp;
chown -v -R root:root /usr/share/emacs/&emacs-version; &amp;&amp;
rm -vf /usr/lib/systemd/user/emacs.service</userinput></screen>

    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
      href="../../xincludes/gtk-update-icon-cache.xml"/>

  </sect2>

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

    <!-- With 27.2, it writes scores to ~/.emacs.d/games
    <para>
      <parameter>- -localstatedir=/var</parameter>: Create game score files
      in <filename class='directory'>/var/games/emacs</filename> instead
      of <filename class='directory'>/usr/var/games/emacs</filename>.
    </para>
    -->

    <para>
      <option>--with-imagemagick</option>: Use this if you have installed
      <xref linkend="imagemagick"/> and wish to link against it.
    </para>

    <para>
      <option>--with-gif=no</option>: Use this if you have not installed
      <xref linkend="giflib"/> or
      <ulink url="https://directory.fsf.org/wiki/Libungif">libungif</ulink>.
    </para>

    <para>
      <option>--with-tiff=no</option>: Use this if you have not installed
      <xref linkend="libtiff"/>.
    </para>

    <para>
      <option>--with-gnutls=no</option>: Use this if you have not installed
      <xref linkend="gnutls"/>.
    </para>

    <para>
      <option>--without-harfbuzz</option>: Use this if you have not installed
      <xref linkend="harfbuzz"/>.
    </para>

    <para>
      <option>--with-json=no</option>: Use this if you have not installed
      <xref linkend="jansson"/>.
    </para>

  </sect2>

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

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

      <seglistitem>
        <seg>ctags,
             ebrowse,
             emacs (symlink),
             emacs-&emacs-version;,
             emacsclient, and
             etags</seg>
        <seg>None</seg>
        <seg>/usr/libexec/emacs and
             /usr/share/emacs</seg>
      </seglistitem>
    </segmentedlist>

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

      <varlistentry id="ctags">
        <term><command>ctags</command></term>
        <listitem>
          <para>
            creates cross-reference tagfile database files
            for source code
          </para>
          <indexterm zone="emacs ctags">
            <primary sortas="b-ctags">ctags</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="ebrowse">
        <term><command>ebrowse</command></term>
        <listitem>
          <para>
            permits browsing of C++ class hierarchies from
            within <command>emacs</command>
          </para>
          <indexterm zone="emacs ebrowse">
            <primary sortas="b-ebrowse">ebrowse</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="emacs-prog">
        <term><command>emacs</command></term>
        <listitem>
          <para>
            is an editor
          </para>
          <indexterm zone="emacs emacs-prog">
            <primary sortas="b-emacs">emacs</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="emacsclient">
        <term><command>emacsclient</command></term>
        <listitem>
          <para>
            attaches an <command>emacs</command> session to an already
            running <command>emacsserver</command> instance
          </para>
          <indexterm zone="emacs emacsclient">
            <primary sortas="b-emacsclient">emacsclient</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="etags">
        <term><command>etags</command></term>
        <listitem>
          <para>
            is another program to generate source code
            cross-reference tagfiles
          </para>
          <indexterm zone="emacs etags">
            <primary sortas="b-etags">etags</primary>
          </indexterm>
        </listitem>
      </varlistentry>

    </variablelist>

  </sect2>

</sect1>