source: general/prog/slang.xml@ 648752cf

<?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 slang-download-http "https://www.jedsoft.org/releases/slang/slang-&slang-version;.tar.bz2">
  <!ENTITY slang-download-ftp  " ">
  <!ENTITY slang-md5sum        "69015c8300088373eb65ffcc6ed4db8c">
  <!ENTITY slang-size          "1.6 MB">
  <!ENTITY slang-buildsize     "22 MB (add 15 MB for tests)">
  <!ENTITY slang-time          "0.4 SBU (add 0.5 SBU for tests)">
]>

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


  <title>slang-&slang-version;</title>

  <indexterm zone="slang">
    <primary sortas="a-slang">slang</primary>
  </indexterm>

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

    <para>
      <application>S-Lang</application> (slang) is an interpreted language
      that may be embedded into an application to make the application
      extensible.  It provides facilities required by interactive applications
      such as display/screen management, keyboard input and keymaps.
    </para>

    &lfs121_checked;

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

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

    <bridgehead renderas="sect4">Optional</bridgehead>
    <para role="optional">
      <xref linkend="libpng"/>,
      <xref linkend="pcre"/>, and
      <ulink url="https://github.com/kkos/oniguruma">Oniguruma</ulink>
    </para>

  </sect2>

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

    <note>
      <para>
        This package does not support parallel build.
      </para>
    </note>

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

<screen><userinput>./configure --prefix=/usr \
            --sysconfdir=/etc \
            --with-readline=gnu &amp;&amp;
make -j1</userinput></screen>

    <para>
      To test the results, issue: <command>make check</command>.
    </para>

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

<screen role='root'><userinput>make install_doc_dir=/usr/share/doc/slang-&slang-version;   \
     SLSH_DOC_DIR=/usr/share/doc/slang-&slang-version;/slsh \
     install</userinput></screen>
  </sect2>

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

    <para>
      <parameter>--with-readline=gnu</parameter>: This parameter sets GNU
      <application>Readline</application> to be used by the parser interface
      instead of the <application>slang</application> internal version.
    </para>

    <para>
      <command>make install_doc_dir=/usr/share/doc/slang-&slang-version;
      SLSH_DOC_DIR=/usr/share/doc/slang-&slang-version;/slsh install</command>:
      This command installs this package with a versioned documentation
      installation directory.
    </para>

  </sect2>

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

    <sect3 id="slang-config">
      <title>Config Files</title>
      <para>
        <filename>~/.slshrc</filename> and
        <filename>/etc/slsh.rc</filename>
      </para>

      <indexterm zone="slang slang-config">
        <primary sortas="e-AA.slshrc">~/.slshrc</primary>
      </indexterm>

      <indexterm zone="slang slang-config">
        <primary sortas="e-etc-slsh">/etc/slsh.rc</primary>
      </indexterm>
    </sect3>

  </sect2>

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

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

      <seglistitem>
        <seg>slsh</seg>
        <seg>libslang.so and numerous support modules</seg>
        <seg>/usr/lib/slang, /usr/share/doc/slang-&slang-version;
        and /usr/share/slsh</seg>
      </seglistitem>
    </segmentedlist>

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

      <varlistentry id="slsh">
        <term><command>slsh</command></term>
        <listitem>
          <para>
            is a simple program for interpreting
            <application>slang</application> scripts. It supports dynamic
            loading of <application>slang</application> modules and includes a
            <application>Readline</application> interface for interactive use
          </para>
          <indexterm zone="slang slsh">
            <primary sortas="b-slsh">slsh</primary>
          </indexterm>
        </listitem>
      </varlistentry>

    </variablelist>

  </sect2>

</sect1>