diff -r 000000000000 -r f9ffdbd96607 punbb/include/dblayer/common_db.php
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/punbb/include/dblayer/common_db.php	Wed Jul 11 21:01:48 2007 -0400
@@ -0,0 +1,70 @@
+<?php
+/***********************************************************************
+
+  Copyright (C) 2002-2005  Rickard Andersson (rickard@punbb.org)
+
+  This file is part of PunBB.
+
+  PunBB is free software; you can redistribute it and/or modify it
+  under the terms of the GNU General Public License as published
+  by the Free Software Foundation; either version 2 of the License,
+  or (at your option) any later version.
+
+  PunBB is distributed in the hope that it will be useful, but
+  WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program; if not, write to the Free Software
+  Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+  MA  02111-1307  USA
+
+************************************************************************/
+
+
+// Make sure no one attempts to run this script "directly"
+if (!defined('PUN'))
+	exit;
+
+
+//
+// Return current timestamp (with microseconds) as a float (used in dblayer)
+//
+if (defined('PUN_SHOW_QUERIES'))
+{
+	function get_microtime()
+	{
+		list($usec, $sec) = explode(' ', microtime());
+		return ((float)$usec + (float)$sec);
+	}
+}
+
+
+// Load the appropriate DB layer class
+switch ($db_type)
+{
+	case 'mysql':
+		require PUN_ROOT.'include/dblayer/mysql.php';
+		break;
+
+	case 'mysqli':
+		require PUN_ROOT.'include/dblayer/mysqli.php';
+		break;
+
+	case 'pgsql':
+		require PUN_ROOT.'include/dblayer/pgsql.php';
+		break;
+
+	case 'sqlite':
+		require PUN_ROOT.'include/dblayer/sqlite.php';
+		break;
+
+	default:
+		error('\''.$db_type.'\' is not a valid database type. Please check settings in config.php.', __FILE__, __LINE__);
+		break;
+}
+
+
+// Create the database adapter object (and open/connect to/select db)
+$db = new DBLayer($db_host, $db_username, $db_password, $db_name, $db_prefix, $p_connect);