Small fix in debug mode

git-svn-id: svn+ssh://murphy/home/svn/platal/trunk@919 839d8a87-29fc-0310-9880-83ba4fa771e5

diff --git a/classes/XDB.php b/classes/XDB.php
index 299f468..70b1f24 100644 (file)
--- a/classes/XDB.php
+++ b/classes/XDB.php
@@ -51,7 +51,7 @@ class XDB
         $res = '';
         foreach ($query as $array) {
             list($line, $local) = $array;
-            $local   = $length - $local;
+            $local   = max(0, $length - $local);
             $res    .= str_repeat(' ', $local) . $line . "\n";
             $length += 2 * (substr_count($line, '(') - substr_count($line, ')'));
         }