194         if (!$this->lock()) {
372         $lock = $conf['lockdir'] . self::LOCKFILENAME;
374         return file_exists($lock);
389     private function lock()  function in helper_plugin_doxycode_buildmanager
393         $lock = $conf['lockdir'] . self::LOCKFILENAME;
395         if (file_exists($lock)) {
396             if (time() - @filemtime($lock) > $this->getConf('runner_max_execution_time')) {
398                 unlink($lock);
405         io_savefile($lock, "");
418         $lock = $conf['lockdir'] . self::LOCKFILENAME;
419         return unlink($lock);
439         if (!$this->lock()) {