# mtx completion by Jon Middleton <jjm@ixtab.org.uk>

have mtx &&
_mtx()
{
    local cur prev options tapes drives

    COMPREPLY=()
    cur=`_get_cword`
    prev=${COMP_WORDS[COMP_CWORD-1]}

    options="-f nobarcode invert noattach --version inquiry noattach \
        inventory status load unload eepos first last next"

    tapes=$(mtx status | \
        awk '/Storage Element [0-9]+:Full/ { printf "%s ", $3 }')
    tapes=${tapes//:Full}

    drives=$(mtx status | \
        awk '/Data Transfer Element [0-9]+:(Full|Empty)/ { printf "%s ", $4 }')
    drives=${drives//:Full}
    drives=${drives//:Empty}

    if [ $COMP_CWORD -gt 1 ]; then
        case $prev in
            load)
                COMPREPLY=( $( compgen -W "$tapes" -- "$cur" ) )
                ;;
            unload|first|last|next)
                COMPREPLY=( $( compgen -W "$drives" -- "$cur" ) )
                ;;
            -f)
                true
                ;;
            *)
                true
                ;;
        esac
    else
        COMPREPLY=( $( compgen -W "$options" -- "$cur" ) )
    fi
    return 0
} &&
complete -F _mtx mtx

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