have isomaker &&
_iso_maker()             
{
    local cur prev opts base
    COMPREPLY=()
    cur="${COMP_WORDS[COMP_CWORD]}"
    prev="${COMP_WORDS[COMP_CWORD-1]}"

    #
    #  The basic options we'll complete.
    #
    opts="build clean -a --arch= -m --mirror= -i --interactive -p --ppa -e --extramirror"


    #
    #  Complete the arguments to some of the basic commands.
    #
    case "${prev}" in
        build)

            local running=$( ls /usr/share/isomaker/types | tr "\n" " ")
            COMPREPLY=( $(compgen -W "${running}" -- ${cur}) )
            return 0
            ;;
        *)
        ;;
    esac

   COMPREPLY=($(compgen -W "${opts}" -- ${cur}))
   return 0
}
[ "$have" ] && complete -F _iso_maker isomaker