# File lib/rdoc/rdoc.rb, line 258
  def parse_dot_doc_file in_dir, filename
    # read and strip comments
    patterns = File.read(filename).gsub(/#.*/, '')

    result = []

    patterns.split.each do |patt|
      candidates = Dir.glob(File.join(in_dir, patt))
      result.concat normalized_file_list(candidates)
    end

    result
  end