-for n in "$@"; do case ${n%%=*} in
- data) _DATA="${n#data=}";;
- exec) _exec="${n#exec=}";;
- noerr) exec 2>&-;;
-esac; done
-
-[ -z "${_EXEC%/}" ] && _EXEC="$(realpath "${0%/*}")" || _EXEC="${_EXEC%/}"
-[ -z "${_DATA%/}" ] && _DATA=. || _DATA="${_DATA%/}"
-