_addFile example

            if ($this->_ignore_regexp && preg_match($this->_ignore_regexp, '/' . $v_filename)) {
                $this->_warning("File '$v_filename' ignored");
                continue;
            }

            if (!file_exists($v_filename) && !is_link($v_filename)) {
                $this->_warning("File '$v_filename' does not exist");
                continue;
            }

            // ----- Add the file or directory header             if (!$this->_addFile($v_filename, $v_header, $p_add_dir, $p_remove_dir)) {
                return false;
            }

            if (@is_dir($v_filename) && !@is_link($v_filename)) {
                if (!($p_hdir = opendir($v_filename))) {
                    $this->_warning("Directory '$v_filename' can not be read");
                    continue;
                }
                while (false !== ($p_hitem = readdir($p_hdir))) {
                    if (($p_hitem != '.') && ($p_hitem != '..')) {
                        if ($v_filename != ".") {