more clarity in argument handling
more clarity in argument handling

git-svn-id: 71e07130022bd36facd9e5e4cff6aac120a9d616@982 f6a8b572-8bf8-43d5-8295-329fc01c5294

jalanb/jab,jalanb/jab,jalanb/dotjab,jalanb/dotjab