CURRENT_RELEASE=`tar tzf ${SOURCE_CACHE}/foomatic-db-hpijs-current.tar.gz | head -1 | cut -d / -f 1` && mk_source_dir ${BUILD_DIRECTORY}/${CURRENT_RELEASE} && unpack_file && cd ${BUILD_DIRECTORY} && ln -s ${CURRENT_RELEASE} foomatic-db-hpijs-current