declare stop_after_automatic=0

while [ $# -gt 0 ] ; do

  case "$1" in

   -h | --help)

      echo "usage: etc-update [-a|--auto-only]"

      echo "       etc-update [-h|--help]"

      echo ""

      echo "       -a, --auto-only   Automerges trivial changes and exits"

      echo "       -h, --help        Prints this help"

      exit 0

      ;;

   -a | --auto-only)

      echo "Automerging trivial changes only"

      stop_after_automatic=1

      ;;

   * ) 

      die "Wrong parameters" 1

      ;;

  esac

  shift

done

if [[ $stop_after_automatic -eq 1 ]]; then

   die "No more trivial merges" 0

fi