darcs-check-preg-match.patch

   1 --- old-dokuwiki/inc/parser/lexer.php   2007-05-25 17:39:03.000000000 -0400
   2 +++ new-dokuwiki/inc/parser/lexer.php   2007-05-25 17:39:03.000000000 -0400
   3 @@ -112,11 +112,16 @@
   4              return false;
   5          }
   6
   7 -        if (! preg_match($this->_getCompoundedRegex(), $subject, $matches)) {
   8 +        $match = preg_match($this->_getCompoundedRegex(), $subject, $matches);
   9 +        if (is_bool($match) && $match == false) {
  10 +            /* some problem occurred */
  11 +            return -1;
  12 +        } else if ($match == 0) {
  13              $split = array($subject, "", "");
  14              return false;
  15          }
  16
  17 +
  18          $idx = count($matches)-2;
  19
  20          list($pre, $post) = preg_split($this->_patterns[$idx].$this->_getPerlMatchingFlags(), $subject, 2);
  21 @@ -535,7 +540,10 @@
  22          if ($raw === "") {
  23              return true;
  24          }
  25 -        if ($action = $this->_regexes[$this->_mode->getCurrent()]->split($raw, $split)) {
  26 +        $action = $this->_regexes[$this->_mode->getCurrent()]->split($raw, $split);
  27 +        if (is_int($action) && $action == -1)
  28 +            return false;
  29 +        if ($action) {
  30              list($unparsed, $match, $raw) = $split;
  31              return array($unparsed, $match, $action);
  32          }
  33