bash-completion/completions/dpkg

# This function is required by _dpkg() and _dpkg-reconfigure()

_have grep-status && {
_comp_dpkg_installed_packages()
{
    grep-status -P -e "^$1" -a -FStatus 'install ok installed' -n -s Package
}
} || {
_comp_dpkg_installed_packages()
{
    command grep -A 1 "Package: $1" /var/lib/dpkg/status | \
        command grep -B 1 -Ee "ok installed|half-installed|unpacked| \
            half-configured|config-files" \
            -Ee "^Essential: yes" | \
        command grep "Package: $1" | cut -d\  -f2
}
}

# Debian dpkg(8) completion
#
_dpkg()
{
    local cur prev words cword split
    _init_completion -s || return

    _expand || return 0

    local i=$cword

    # find the last option flag
    if [[ $cur != -* ]]; then
        while [[ $prev != -* && $i -ne 1 ]]; do
            i=$((i-1))
            prev=${words[i-1]}
        done
    fi

    case $prev in
        -c|-i|-A|-I|-f|-e|-x|-X|-W|--install|--unpack|--record-avail| \
        --contents|--info|--fsys-tarfile|--field|--control|--extract| \
        --show)
            _filedir '?(u)deb'
            return 0
            ;;
        -b|--build)
            _filedir -d
            return 0
            ;;
        -s|-p|-l|--status|--print-avail|--list)
            COMPREPLY=( $( apt-cache pkgnames "$cur" 2>/dev/null ) )
            return 0
            ;;
        -S|--search)
            _filedir
            return 0
            ;;
        -r|-L|-P|--remove|--purge|--listfiles)
            COMPREPLY=( $( _comp_dpkg_installed_packages "$cur" ) )
            return 0
            ;;
    esac

    $split && return

    COMPREPLY=( $( compgen -W '$( _parse_help "$1" )' -- "$cur" ) )
    [[ $COMPREPLY == *= ]] && compopt -o nospace
} &&
complete -F _dpkg dpkg dpkg-deb

# Debian GNU dpkg-reconfigure(8) completion
#
_dpkg_reconfigure()
{
    local cur prev words cword
    _init_completion || return

    local opt

    case $prev in
        -f|--frontend)
        opt=( $( printf '%s\n' /usr/share/perl5/Debconf/FrontEnd/* ) )
        opt=( ${opt[@]##*/} )
        opt=( ${opt[@]%.pm} )
        COMPREPLY=( $( compgen -W '${opt[@]}' -- "$cur" ) )
        return 0
        ;;
        -p|--priority)
        COMPREPLY=( $( compgen -W 'low medium high critical' -- "$cur" ) )
        return 0
        ;;
    esac

    if [[ "$cur" == -* ]]; then
        COMPREPLY=( $(compgen -W '--frontend --priority --all --unseen-only \
                      --help --showold --force --terse' -- "$cur" ) )
    else
        COMPREPLY=( $( _comp_dpkg_installed_packages "$cur" ) )
    fi
} &&
complete -F _dpkg_reconfigure -o default dpkg-reconfigure

# Debian dpkg-source completion
#
_dpkg_source()
{
    local cur prev words cword
    _init_completion || return

    local options work i action packopts unpackopts fields

    packopts="-c -l -F -V -T -D -U -W -E -sa -i -I -sk -sr -ss -sA -sK -sP \
              -sU -sR"
    unpackopts="-sp -sn -su"
    options="-x -b $packopts $unpackopts"
    fields="Format Source Version Binary Maintainer Uploader Architecture \
            Standards-Version Build-Depends Files"

    action="options"
    for (( i=0; i < ${#words[@]}-1; i++ )); do
        if [[ ${words[$i]} == "-x" ]]; then
            action=unpack
        elif [[ ${words[$i]} == "-b" ]]; then
            action=pack
        elif [[ ${words[$i]} == "-h" ]]; then
            action=help
        fi
    done

    case $action in
        unpack)
            case $prev in
                -x)
                    _filedir -d
                    _filedir 'dsc'
                    return 0
                    ;;
                *)
                    COMPREPLY=( $( compgen -W "$unpackopts" -- "$cur" ) )
                    _filedir -d
                    _filedir
                    return 0
                    ;;
            esac
            return 0
            ;;
        pack)
            case $prev in
                -b)
                    _filedir -d
                    return 0
                    ;;
                -c|-l|-T|-i|-I)
                    # -c: get controlfile
                    # -l: get per-version info from this file
                    # -T: read variables here, not debian/substvars
                    # -i: <regexp> filter out files to ignore diffs of.
                    # -I: filter out files when building tarballs.
                    # return directory names and file names
                    _filedir -d
                    _filedir
                    return 0
                    ;;
                -F)
                    # -F: force change log format
                    COMPREPLY=( $( command ls /usr/lib/dpkg/parsechangelog ) )
                    return 0
                    ;;
                -V|-D)
                    # -V: set a substitution variable
                    # we don't know anything about possible variables or values
                    # so we don't try to suggest any completion.
                    COMPREPLY=()
                    return 0
                    ;;
                -D)
                    # -D: override or add a .dsc field and value
                    # if $cur doesn't contain a = yet, suggest variable names
                    if [[ "$cur" == *=* ]]; then
                        # $cur contains a "="
                        COMPREPLY=()
                        return 0
                    else
                        COMPREPLY=( $( compgen -W "$fields" -- "$cur" ) )
                        return 0
                    fi
                    ;;
                -U)
                    # -U: remove a field
                    # Suggest possible fieldnames
                    COMPREPLY=( $( compgen -W "$fields" -- "$cur" ) )
                    return 0
                    ;;
                *)
                    COMPREPLY=( $( compgen -W "$packopts $unpackopts" -- "$cur" ) )
                    return 0
                    ;;
            esac
            return 0
            ;;
        *)
            COMPREPLY=( $( compgen -W "$options" -- "$cur" ) )
            return 0
            ;;
    esac
} &&
complete -F _dpkg_source dpkg-source

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