- change of filenames in sysplugins folder for internal spl_autoload function

- lexer/parser changed for increased compilation speed

libs/sysplugins/smarty_method_register_compiler_function.php

@@ -0,0 +1,35 @@
+<?php
+
+/**
+* Smarty method Register_Compiler_Function
+* 
+* Registers a PHP function as Smarty compiler function plugin
+* 
+* @package Smarty
+* @subpackage SmartyMethod
+* @author Uwe Tews 
+*/
+
+/**
+* Register a PHP function as Smarty compiler function plugin
+*/
+
+/**
+* Registers compiler function
+* 
+* @param string $compiler_tag of template function
+* @param string $compiler_impl name of PHP function to register
+*/
+function register_compiler_function($smarty, $compiler_tag, $compiler_impl, $cacheable = true)
+{
+    if (isset($smarty->registered_plugins[$compiler_tag])) {
+        throw new Exception("Plugin tag \"{$compiler_tag}\" already registered");
+    } elseif (!is_callable($compiler_impl)) {
+        throw new Exception("Plugin \"{$compiler_tag}\" not callable");
+    } else {
+        $smarty->registered_plugins[$compiler_tag] =
+        array('compiler', $compiler_impl, $cacheable);
+    } 
+} 
+
+?>