o Remove old <ulink> tags for packages. Use

<filename role="package"> instead.
o Add Ruby to the list of supported interpreters.

Recommended by:	trhodes
Approved by:	trhodes (mentor)

en_US.ISO8859-1/books/developers-handbook/tools/chapter.sgml

@@ -112,21 +112,14 @@
     <sect2>
       <title>Interpreters available with FreeBSD</title>
 
-      <para>Here is a list of interpreters that are available as
+      <para>Here is a list of interpreters that are available from 
-	<ulink
+	  the &os; Ports Collection, with a brief discussion of
-	  url="ftp://ftp.FreeBSD.org/pub/FreeBSD/ports/packages/Latest/">FreeBSD
+	  some of the more popular interpreted languages.</para>
-	  packages</ulink>, with a brief discussion of some of the
-	more popular interpreted languages.</para>
 
-      <para>To get one of these packages, all you need to do is to
+      <para>Instructions on how to get and install applications
-	click on the hotlink for the package, to download the package
+	from the Ports Collection can be found in the
-	and then install the package by running:</para>
+	<ulink url="&url.books.handbook;/ports-using.html">
-
+      Ports section</ulink> of the handbook. 
-      <screen>&prompt.root; <userinput>pkg_add <replaceable>package name</replaceable></userinput></screen>
-
-      <para>as root.  Obviously, you will need to have a fully
-	functional FreeBSD 2.1.0 or later system for the package to
-	work!</para>
 
       <variablelist>
 	<varlistentry>
@@ -141,14 +134,12 @@
 	      language for many programmers.  It is also the foundation
 	      for Visual Basic.</para>
 
-	    <para>The <ulink
+	    <para>The Bywater Basic Interpreter can be found in the
-		url="ftp://ftp.FreeBSD.org/pub/FreeBSD/ports/packages/Latest/bwbasic.tgz">Bywater
+	      Ports Collection as
-		Basic Interpreter</ulink> and the <ulink
+	      <filename role="package">lang/bwbasic</filename>
-		url="ftp://ftp.FreeBSD.org/pub/FreeBSD/ports/packages/Latest/pbasic.tgz">Phil
+	      and the Phil Cockroft's Basic Interpreter
-		Cockroft's Basic Interpreter</ulink> (formerly Rabbit
+	      (formerly Rabbit Basic) is available as
-	      Basic) are available as <ulink
+	      <filename role="package">lang/pbasic</filename>.</para>
-		url="ftp://ftp.FreeBSD.org/pub/FreeBSD/ports/packages/Latest/">FreeBSD
-		packages</ulink>.</para>
 	  </listitem>
 	</varlistentry>
 
@@ -168,16 +159,17 @@
 	      language, but can be rather large and unwieldy.</para>
 
 	    <para>Various implementations of Lisp that can run on &unix;
-	      systems are available as packages for FreeBSD.
+	      systems are available in the Ports Collection for &os;.
-	      <ulink url="ftp://ftp.FreeBSD.org/pub/FreeBSD/ports/packages/Latest/gcl.tgz">GNU Common Lisp</ulink>,
+	      GNU Common Lisp can be found as
-	      <ulink url="ftp://ftp.FreeBSD.org/pub/FreeBSD/ports/packages/Latest/clisp.tgz">CLISP</ulink>
+	      <filename role="package">lang/gcl</filename>.  CLISP
-	      by Bruno Haible and Michael Stoll,
+	      by Bruno Haible and Michael Stoll is available as
-	      <ulink url="ftp://ftp.FreeBSD.org/pub/FreeBSD/ports/packages/Latest/cmucl.tgz">CMUCL</ulink>
+	      <filename role="package">lang/clisp</filename>.
-	      which includes a highly-optimizing compiler too, or
+	      For CMUCL, which includes a highly-optimizing compiler too, or
-	      simpler Lisp implementations, like
+	      simpler Lisp implementations like SLisp, which implements most
-	      <ulink url="ftp://ftp.FreeBSD.org/pub/FreeBSD/ports/packages/Latest/slisp.tgz">SLisp</ulink>
+	      of the Common Lisp constructs in a few hundred lines of C code,
-	      which implements most of the Common Lisp constructs in a
+	      <filename role="package">lang/cmucl</filename> and
-	      few hundred lines of C code.</para>
+	      <filename role="package">lang/slisp</filename> are available
+	      respectively.</para>
 	  </listitem>
 	</varlistentry>
 
@@ -189,11 +181,10 @@
 	      scripts; also often used on World Wide Web servers for
 	      writing <acronym>CGI</acronym> scripts.</para>
 
-	    <para>Perl is available as a <ulink
+	    <para>Perl is available in the Ports Collection as 
-	      url="ftp://ftp.FreeBSD.org/pub/FreeBSD/ports/packages/Latest/perl.tgz">package</ulink>
+	      <filename role="package">lang/perl5</filename> for all
-	      for all FreeBSD releases, and is installed as <command>/usr/bin/perl</command> in the
+	      &os; releases, and is installed as <command>/usr/bin/perl</command>
-	      base system of 4.x releases.</para>
+	      in the base system 4.X releases.</para>
-
 	  </listitem>
 	</varlistentry>
 
@@ -207,13 +198,13 @@
 	      language, while it has a high enough level of
 	      abstraction to be used in research work.</para>
 
-	    <para>FreeBSD has packages of the <ulink
+	    <para>Scheme is available from the Ports Collection as
-		url="ftp://ftp.FreeBSD.org/pub/FreeBSD/ports/packages/Latest/elk.tgz">Elk
+	      <filename role="package">lang/elk</filename> for the
-		Scheme Interpreter</ulink>, the <ulink
+		Elk Scheme Interpreter.  The MIT Scheme Interpreter
-		url="ftp://ftp.FreeBSD.org/pub/FreeBSD/ports/packages/Latest/mit-scheme.tgz">MIT
+		can be found in
-		Scheme Interpreter</ulink> and the <ulink
+		<filename role="package">lang/mit-scheme</filename>
-		url="ftp://ftp.FreeBSD.org/pub/FreeBSD/ports/packages/Latest/scm.tgz">SCM
+		and the SCM Scheme Interpreter in
-		Scheme Interpreter</ulink>.</para>
+		<filename role="package">lang/scm</filename>.</para>
 	  </listitem>
 	</varlistentry>
 
@@ -223,9 +214,9 @@
 	  <listitem>
 	    <para>Icon is a high-level language with extensive
 	      facilities for processing strings and structures.
-	      A <ulink
+	      The version of Icon for &os; can be found in the
-		url="ftp://ftp.FreeBSD.org/pub/FreeBSD/ports/packages/Latest/icon.tgz">package</ulink>
+	      Ports Collection as
-	      is available for FreeBSD.</para>
+	      <filename role="package">lang/icon</filename>.</para>
 	  </listitem>
 	</varlistentry>
 
@@ -240,9 +231,9 @@
 	      creation of elaborate geometric shapes an easy task even
 	      for very small children.</para>
 
-	    <para>A package is available for FreeBSD of Brian Harvey's <ulink
+	    <para>The lastest version of Logo for &os; is available from
-		url="ftp://ftp.FreeBSD.org/pub/FreeBSD/ports/packages/Latest/ucblogo.tgz">LOGO
+	      the Ports Collection in
-		Interpreter</ulink>.</para>
+	      <filename role="package">lang/logo</filename>.</para>
 	  </listitem>
 	</varlistentry>
 
@@ -258,9 +249,24 @@
 	      development of large, complex applications (Perl and
 	      Tcl are two other languages that are popular for such tasks).</para>
 
-	    <para>A package of the latest version of Python for
+	    <para>The latest version of Python is available from the
-	      FreeBSD is available
+	      Ports Collection in
-	      <ulink url="ftp://ftp.FreeBSD.org/pub/FreeBSD/ports/packages/Latest/python.tgz">here</ulink>.</para>
+	      <filename role="package">lang/python</filename>.</para>
+	  </listitem>
+	</varlistentry>
+
+	<varlistentry>
+	  <term>Ruby</term>
+
+	  <listitem>
+	    <para>Ruby is an interpreter, pure object-oriented programming
+	      language.  It has become widely popular because of its easy
+	      to understand syntax, flexibility when writing code, and the
+	      ability to easily develop and maintain large, complex
+	      programs.</para>
+
+	    <para>Ruby is available from the Ports Collection as
+	      <filename role="package">lang/ruby18</filename>.</para> 
 	  </listitem>
 	</varlistentry>
 
@@ -275,10 +281,9 @@
 	      Tk, a GUI toolkit) fully-fledged, featureful
 	      programs.</para>
 
-	    <para>Various versions of Tcl are available as packages
+	    <para>Various versions of Tcl are available as ports 
-	      for FreeBSD.  The latest version is, as of this writing,
+	      for &os;.  The latest version, Tcl 8.4, can be found in
-	      <ulink url="ftp://ftp.FreeBSD.org/pub/FreeBSD/ports/packages/Latest/tcl83.tgz">Tcl
+	      <filename role="package">lang/tcl84</filename>.</para>
-		version 8.3</ulink>.</para>
 	  </listitem>
 	</varlistentry>
       </variablelist>