vim-php/phpctags — pull request #29 by markwu (2013-12-04 04:18:50+00:00)
Title: Ignore unreadable directories when traverse directory structure

PHPCtags will stop generating tags when parse unreadable folders currently, this commit will fix this issue. I referenced the code from here http://tw1.php.net/manual/zh/class.recursivedirectoryiterator.php#101654 .