Recursively cleanup working copy directory workingdir, finishing any incomplete operations and removing working copy locks. Use when a working copy is in limbo and needs to be usable again.
String path to local working directory to cleanup
Relative paths will be resolved as if the current working directory was the one that contains the PHP binary. To use the calling script's working directory, use realpath or dirname(__FILE__).
Returns true on success or false on failure.
This function is EXPERIMENTAL. The behaviour of this function, its name, and surrounding documentation may change without notice in a future release of PHP. This function should be used at your own risk.