NinjaMutex\Lock\FlockLock::setupFileHandle PHP Method

    protected function setupFileHandle($name)
    {
        if (isset($this->files[$name])) {
            return true;
        }
        $file = fopen($this->getFilePath($name), 'c');
        if (false === $file) {
            return false;
        }
        $this->files[$name] = $file;
        return true;
    }