have dpkg-unlocker-cli &&
_dpkg-unlocker-cli() 
{
    local cur prev opts base
    COMPREPLY=()
    cur="${COMP_WORDS[COMP_CWORD]}"
    prev="${COMP_WORDS[COMP_CWORD-1]}"

    #
    #  The basic options we'll complete.
    #
    opts="showservices unlock showprotection disableprotection enableprotection help"

    case "${prev}" in 
        unlock)
            local running="-u --unattended -k --kill"
            COMPREPLY=( $(compgen -W "${running}" -- ${cur}) )
            return 0
            ;;
        disableprotection | enableprotection)
            local running="-u --unattended"
            COMPREPLY=( $(compgen -W "${running}" -- ${cur}) )
            return 0
            ;;
        *)
           COMPREPLY=($(compgen -W "${opts}" -- ${cur}))  
           return 0
           ;;
    esac
}
[ "$have" ] && complete -F _dpkg-unlocker-cli dpkg-unlocker-cli