# Completions for tools included in util-linux (not necessarily Linux specific)

# renice(8) completion
#
have renice &&
_renice()
{
    local command cur curopt i

    COMPREPLY=()
    _get_comp_words_by_ref cur
    command=$1

    i=0
    # walk back through command line and find last option
    while [[ $i -le $COMP_CWORD && ${#COMPREPLY[@]} -eq 0 ]]; do
        curopt=${COMP_WORDS[COMP_CWORD-$i]}
        case "$curopt" in
            -u)
                _allowed_users
                ;;
            -g)
                _pgids
                ;;
            -p|$command)
                _pids
                ;;
        esac
        i=$(( ++i ))
    done
} &&
complete -F _renice renice

# kill(1) completion
#
have kill &&
_kill()
{
    local cur

    COMPREPLY=()
    _get_comp_words_by_ref cur

    if [[ $COMP_CWORD -eq 1 && "$cur" == -* ]]; then
        # return list of available signals
        _signals
    else
        # return list of available PIDs
        _pids
    fi
} &&
complete -F _kill kill

# look(1) completion
#
have look &&
_look()
{
    local cur

    COMPREPLY=()
    _get_comp_words_by_ref cur

    if [ $COMP_CWORD = 1 ]; then
        COMPREPLY=( $( compgen -W '$(look "$cur" 2>/dev/null)' -- "$cur" ) )
    fi
} &&
complete -F _look -o default look

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