--- install.pgsql.inc.old	2007-03-06 15:23:12.000000000 +1300
+++ install.pgsql.inc	2007-03-06 15:23:15.000000000 +1300
@@ -34,7 +34,10 @@
   $url['path'] = urldecode($url['path']);
 
   // Build pgsql connection string and allow for non-standard PostgreSQL port.
-  $conn_string = ' user='. $url['user'] .' dbname='. substr($url['path'], 1) .' password='. $url['pass'] . ' host=' . $url['host'];
+  $conn_string = ' user='. $url['user'] .' dbname='. substr($url['path'], 1);
+  
+  $conn_string .= $url['pass'] ? ' password='. $url['pass'] : '';
+  $conn_string .= isset($url['host']) ? ' host=' . $url['host'] : '';
   $conn_string .= isset($url['port']) ? ' port=' . $url['port'] : '';
 
   // Test connecting to the database.