class RDoc::Parser::C

def look_for_directives_in(context, comment)
  preprocess = RDoc::Markup::PreProcess.new @file_name, @options.rdoc_include
  preprocess.handle comment, context do |directive, param|
    case directive
    when 'main' then
      @options.main_page = param
      ''
    when 'title' then
      @options.title = param
      ''
    end
  end
  comment
end