Documentation of .pgpass

This patch adds information to the documentation on .pgpass and creates
additional index entries for it.


--
Oliver Elphick                                Oliver.Elphick@lfix.co.uk
Isle of Wight, UK
http://www.lfix.co.uk/oliver
GPG: 1024D/3E1D0C1C: CA12 09E0 E8D5 8870 5839  932A 614D 4C34 3E1D 0C1C
                 ========================================
     "Lo, children are an heritage of the LORD; and the
      fruit of the womb is his reward."        Psalms 127:3
Index: doc/src/sgml/libpq.sgml
===================================================================
RCS file: /projects/cvsroot/pgsql-server/doc/src/sgml/libpq.sgml,v
retrieving revision 1.97
diff -u -r1.97 libpq.sgml
--- doc/src/sgml/libpq.sgml    2002/09/21 18:32:53    1.97
+++ doc/src/sgml/libpq.sgml    2002/11/03 00:20:20
@@ -2047,7 +2047,8 @@
 <envar>PGPASSWORD</envar>
 sets the password used if the backend demands password
 authentication.  This functionality is deprecated for security
-reasons; consider migrating to use the <filename>$HOME/.pgpass</>
+reasons; consider migrating to use the <link linkend='pgpassfile'>
+<filename>$HOME/.pgpass</></link>
 file.
 </para>
 </listitem>
@@ -2133,6 +2134,11 @@
  <primary>files</primary>
 </indexterm>
 <para>
+<anchor id="pgpassfile"/>
+<indexterm>
+ <primary>password</primary>
+ <secondary>.pgpass</secondary>
+</indexterm>
 <filename>$HOME/.pgpass</filename> is a file that can contain passwords
 to be used if the connection requires a password. This file should have the
 format:
@@ -2144,6 +2150,11 @@
 Entries with <literal>:</literal> or <literal>\</literal> should be escaped
 with <literal>\</literal>.
 </para>
+<para>
+The permissions on <filename>$HOME/.pgpass</filename> must disallow any
+access to world or group; achieve this by the command
+<command>chmod 0600 $HOME/.pgaccess</command>.
+If the permissions are less strict than this, the file will be ignored.
 </sect1>

 <sect1 id="libpq-threading">