public function onDeployBuild($build_root)
    {
        $install_root = $build_root . static::installRoot();

        if (!file_exists($install_root)) {
            $this->_mkdir($install_root);
        }
    }
public function onDeployBuild($build_root)
    {
        $install_root = $build_root . static::installRoot();

        if (!file_exists($install_root)) {
            $this->_mkdir($install_root);
        }
    }
public function onDeployBuild ( $ build_root ) { $ install_root = $ build_root . static :: installRoot ( ) ; if ( ! file_exists ( $ install_root ) ) { $ this -> _mkdir ( $ install_root ) ; } }
React on the deploy build.

@param $build_root
The build root directory.
React on the deploy build .