BugTrack/2452 Remove 'create_function' function for stability

[pukiwiki/pukiwiki.git] / lib / make_link.php

diff --git a/lib/make_link.php b/lib/make_link.php
index 5d07243..962a2ee 100644 (file)
--- a/lib/make_link.php
+++ b/lib/make_link.php
@@ -30,16 +30,18 @@ class InlineConverter
        var $result;
 
        function get_clone($obj) {
-               static $clone_func;
-
-               if (! isset($clone_func)) {
+               static $clone_exists;
+               if (! isset($clone_exists)) {
                        if (version_compare(PHP_VERSION, '5.0.0', '<')) {
-                               $clone_func = create_function('$a', 'return $a;');
+                               $clone_exists = false;
                        } else {
-                               $clone_func = create_function('$a', 'return clone $a;');
+                               $clone_exists = true;
                        }
                }
-               return $clone_func($obj);
+               if ($clone_exists) {
+                       return clone ($obj);
+               }
+               return $obj;
        }
 
        function __clone() {