misc_debian_download() {
    local deb_name="$name"
    local dir_version="$version"
    local repo='main'
    local orig_ext='tar.gz'
    local dlorig=true
    local updver=true

    local OPTIND=1
    local opt
    while getopts 'n:v:r:e:OV' opt; do case "$opt" in
        n) local deb_name="$OPTARG" ;;
        v) local dir_version="$OPTARG" ;;
        r) local repo="$OPTARG" ;;
        e) local orig_ext="$OPTARG" ;;
        O) local dlorig=false ;;
        V) local updver=false ;;
    esac; done
    shift $(expr $OPTIND - 1)
    [ "$1" = '--' ] && shift || true

    # Get the short name
    case "$deb_name" in
        lib*) local short_name="$(echo "$deb_name" | cut -c -4)" ;;
        *) local short_name="$(echo "$deb_name" | cut -c 1)" ;;
    esac

    # Append deb version to the regular version, keep the orig_version around.
    if [ "$updver" = true ]; then
        orig_version="$version"
        version="$orig_version-$1"
    else
        local orig_version="$version"
        local version="$orig_version-$1"
    fi

    # Set the proper update_url
    update_url="http://http.debian.net/debian/pool/$repo/$short_name/$deb_name/"

    # Download debian archive
    download "http://http.debian.net/debian/pool/$repo/$short_name/$deb_name/${deb_name}_$version.debian.tar.xz" \
             "$2"

    # Download orig archive
    if [ "$dlorig" = true ]; then
        dlextract "http://http.debian.net/debian/pool/$repo/$short_name/$deb_name/${deb_name}_$orig_version.orig.$orig_ext" \
                  "$3"

        # Prepare the source directory
        if [ "$download_only" = false ]; then
            mv "$deb_name-$dir_version" "$deb_name-$version"
            ( cd "$deb_name-$version"
                extract "${deb_name}_$version.debian.tar.xz"
            )
        fi
    fi
}

misc_debian_patch() {
    egrep -v '^#' debian/patches/series | xargs -I% patch -p1 -i debian/patches/%
}

misc_debian_patch_exclude() {
    fgrep -vx "$1" debian/patches/series > debian/patches/series.new
    mv debian/patches/series.new debian/patches/series
}