Fix some index entries.

doc/src/sgml/pltcl.sgml

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-$Header: /cvsroot/pgsql/doc/src/sgml/pltcl.sgml,v 2.23 2003/04/07 01:29:25 petere Exp $
+$Header: /cvsroot/pgsql/doc/src/sgml/pltcl.sgml,v 2.24 2003/06/22 16:17:00 tgl Exp $
 -->
 
  <chapter id="pltcl">
@@ -437,6 +437,7 @@ SELECT 'doesn''t' AS ret
      <varlistentry>
       <indexterm>
        <primary>elog</primary>
+       <secondary>PL/Tcl</secondary>
       </indexterm>
       <term><function>elog</> <replaceable>level</replaceable> <replaceable>msg</replaceable></term>
       <listitem>

doc/src/sgml/sources.sgml

 <!--
-$Header: /cvsroot/pgsql/doc/src/sgml/sources.sgml,v 2.7 2003/05/19 21:38:24 tgl Exp $
+$Header: /cvsroot/pgsql/doc/src/sgml/sources.sgml,v 2.8 2003/06/22 16:17:01 tgl Exp $
 -->
 
  <chapter id="source">
-  <title>PostgreSQL Source Code</title>
+  <title>PostgreSQL Coding Conventions</title>
 
   <sect1 id="source-format">
    <title>Formatting</title>
@@ -77,6 +77,13 @@ less -x4
   <sect1 id="error-message-reporting">
    <title>Reporting Errors Within the Server</title>
 
+   <indexterm>
+    <primary>ereport</primary>
+   </indexterm>
+   <indexterm>
+    <primary>elog</primary>
+   </indexterm>
+
    <para>
     Error, warning, and log messages generated within the server code
     should be created using <function>ereport</>, or its older cousin