# File lib/fpm/package/deb.rb, line 953
  def data_tar_flags
    data_tar_flags = []
    if attributes[:deb_use_file_permissions?].nil?
      if !attributes[:deb_user].nil?
        if attributes[:deb_user] == 'root'
          data_tar_flags += [ "--numeric-owner", "--owner", "0" ]
        else
          data_tar_flags += [ "--owner", attributes[:deb_user] ]
        end
      end

      if !attributes[:deb_group].nil?
        if attributes[:deb_group] == 'root'
          data_tar_flags += [ "--numeric-owner", "--group", "0" ]
        else
          data_tar_flags += [ "--group", attributes[:deb_group] ]
        end
      end
    end
    return data_tar_flags
  end