mv ${packageDir}/etc/X11/fs/config{,.new}

mkdir -p ${packageDir}/etc/sv/xfs
cat ${currentWorkDir}/postmake/files/xfs > ${packageDir}/etc/sv/xfs/run.new
chmod 755 ${packageDir}/etc/sv/xfs/run.new

(
  mkdir -p ${packageDir}/etc/runit/runsvdir/default
  cd ${packageDir}/etc/runit/runsvdir/default
  ln -sf /etc/sv/xfs .
)

mkdir -p ${packageDir}/install
cat << "EOF" >> ${packageDir}/install/post-install
# Handle config files:
config() {
  local new old
  new="$1"
  old=${1%.new}
  if [ ! -r $old ]; then
    mv $new $old
  elif [ "$(md5sum $old | cut -f 1 -d ' ')" = "$(md5sum $new | cut -f 1 -d ' ')" ]; then
    rm $new
  else
    echo "You have a new config file \"${ROOT}/${new}\" at your consideration."
  fi
}

config etc/sv/xfs/run.new
config etc/X11/fs/config.new

EOF