    # File lib/amalgalite/packer.rb, line 195
        def make_manifest( file_list )
          manifest = []
          prefix_path = ::Pathname.new( options[:strip_prefix] )
          file_list.each do |f|
            file_path = ::Pathname.new( File.expand_path( f ) )
            m = ::OpenStruct.new
            # if it is a directory then grab all the .rb files from it
            if File.directory?( file_path ) then
              manifest.concat( make_manifest( Dir.glob( File.join( f, "**", "*.rb" ) ) ) )
              next
            elsif File.readable?( file_path ) then
              m.require_path = file_path.relative_path_from( prefix_path )
              m.file_path    = file_path.realpath.to_s
            elsif lp = full_path_of( f ) then
              m.require_path = f
              m.file_path    = lp
            else
              STDERR.puts "Unable to add #{f} to the manifest, cannot find the file on disk"
              next
            end
            m.require_path = m.require_path.to_s[ /\A(.*)\.rb\Z/, 1]
            manifest << m
          end
          return manifest
        end