+update_wrt=true # default
+temp=$(getopt -l help wh "$@") || usage 1
+eval set -- "$temp"
+while true; do
+ case $1 in
+ -w) update_wrt=false; shift ;;
+ -h|--help) usage ;;
+ --) shift; break ;;
+ *) echo "$0: Internal error! unexpected args: $*" ; exit 1 ;;
+ esac
+done
+
+
+(( $# == 2 )) || usage 1