( cd $SOURCE_DIRECTORY &&
  make &&
  if [ ! -d /usr/lib/gkrellm ]; then
     mkdir /usr/lib/gkrellm;
  fi;
  if [ ! -d /usr/lib/gkrellm/plugins ]; then
     mkdir /usr/lib/gkrellm/plugins;
  fi;
  make install
  ) > $C_FIFO 2>&1
