Add 21 new indexterms

Submitted by:	Valentino Vaschetto <valentino.vaschetto@windriver.com>

en_US.ISO8859-1/books/handbook/basics/chapter.sgml

@@ -1,7 +1,7 @@
 <!--
      The FreeBSD Documentation Project
 
-     $FreeBSD: doc/en_US.ISO_8859-1/books/handbook/basics/chapter.sgml,v 1.23 2000/12/15 21:52:34 jim Exp $
+     $FreeBSD: doc/en_US.ISO8859-1/books/handbook/basics/chapter.sgml,v 1.24 2001/04/17 01:37:30 dd Exp $
 -->
 
 <chapter id="basics">
@@ -9,6 +9,7 @@
   
   <sect1>
     <title>Synopsis</title>
+    <indexterm><primary>basics</primary></indexterm>
 
     <para><emphasis>Rewritten by Chris Shumway
       <email>cshumway@osd.bsdi.com</email>, 10 Mar 2000.</emphasis></para>
@@ -21,6 +22,7 @@
 
   <sect1 id="permissions">
     <title>Permissions</title>
+    <indexterm><primary>UNIX</primary></indexterm>
 
     <para>FreeBSD, having its history rooted in BSD UNIX, has its
       fundamentals based on several key UNIX concepts.  The first, and
@@ -38,6 +40,11 @@
       everyone else.  This numerical representation works like
       this:</para>
 
+    <indexterm><primary>permissions</primary></indexterm>
+    <indexterm>
+      <primary>files</primary>
+      <secondary>permissions</secondary>
+    </indexterm>
     <informaltable frame="none">
       <tgroup cols="3">
 	<thead>
@@ -99,6 +106,8 @@
 	</tbody>
       </tgroup>
     </informaltable>
+    <indexterm><primary>ls</primary></indexterm>
+    <indexterm><primary>directories</primary></indexterm>
 
     <para>For the long directory listing by <command>ls -l</command>, a
       column will show a file's permissions for the owner, group, and
@@ -143,6 +152,7 @@
 
   <sect1 id="dirstructure">
     <title>Directory Structures</title>
+    <indexterm><primary>directory hierarchy</primary></indexterm>
 
     <para>Since FreeBSD uses its file systems to determine many
       fundamental system operations, the hierarchy of the file system is
@@ -174,6 +184,8 @@
 
   <sect1 id="shells">
     <title>Shells</title>
+    <indexterm><primary>shells</primary></indexterm>
+    <indexterm><primary>command-line</primary></indexterm>
 
     <para>In FreeBSD, a lot of everyday work is done in a command line
       interface called a shell.  A shell's main job is to take commands
@@ -212,12 +224,14 @@
       it was able to complete to <literal>foo</literal>.  If you type in
       <literal>.</literal>, then hit TAB again, the shell would be able to
       fill in the rest of the filename for you.</para>
+    <indexterm><primary>environment variables</primary></indexterm>
 
     <para>Another function of the shell is environment variables.
       Environment variables are a variable key pair stored in the shell's
       environment space.  This space can be read by any program invoked by
       the shell, and thus contains a lot of program configuration.  Here
       is a list of common environment variables and what they mean:</para>
+    <indexterm><primary>enviornment variables</primary></indexterm>
 
     <informaltable frame="none">
       <tgroup cols="2">
@@ -293,6 +307,7 @@
       </tgroup>
     </informaltable>
 
+    <indexterm><primary>Bourne shells</primary></indexterm>
     <para>To view or set an environment variable differs somewhat from
       shell to shell.  For example, in the C-Style shells such as tcsh
       and csh, you would use <command>setenv</command> to set and view
@@ -375,12 +390,15 @@
 
   <sect1 id="editors">
     <title>Text Editors</title>
+    <indexterm><primary>text editors</primary></indexterm>
+    <indexterm><primary>editors</primary></indexterm>
 
     <para>A lot of configuration in FreeBSD is done by editing a text
       file.  Because of this, it would be a good idea to become familiar
       with a text editor.  FreeBSD comes with a few as part of the base
       system, and many more are available in the ports collection.</para>
 
+    <indexterm><primary>ee</primary></indexterm>
     <para>The easiest and simplest editor to learn is an editor called
       <application>ee</application>, which stands for easy editor.  To
       start <application>ee</application>, one would type at the command
@@ -396,6 +414,16 @@
       editor.  The editor will prompt you to save any changes if the file
       has been modified.</para>
 
+    <indexterm><primary>vi</primary></indexterm>
+    <indexterm>
+      <primary>editors</primary>
+      <secondary>vi</secondary>
+    </indexterm>
+    <indexterm><primary>emacs</primary></indexterm>
+    <indexterm>
+      <primary>editors</primary>
+      <secondary>emacs</secondary>
+    </indexterm>
     <para>FreeBSD also comes with more powerful text editors such as
       <application>vi</application> as part of the base system, and
       <application>emacs</application> and <application>vim</application>
@@ -412,6 +440,7 @@
 
     <sect2 id="basics-man">
       <title>Manual pages</title>
+      <indexterm><primary>man pages</primary></indexterm>
 
       <para>The most comprehensive documentation on FreeBSD is in the form
 	of man pages. Nearly every program on the system comes with a
@@ -512,6 +541,7 @@
 
     <sect2 id="basics-info">
       <title>GNU Info Files</title>
+      <indexterm><primary>Free Software Foundation</primary></indexterm>
 
       <para>FreeBSD includes many applications and utilities produced by
 	the Free Software Foundation (FSF).  In addition to man pages,