# File lib/gettext/textdomain_manager.rb, line 65
    def bind_to(klass, domainname, options = {})
      warn "Bind the domain '#{domainname}' to '#{klass}'. " if $DEBUG

      charset = options[:output_charset] || self.output_charset
      textdomain = create_or_find_textdomain(domainname,options[:path],charset)

      target_klass = ClassInfo.normalize_class(klass)
      create_or_find_textdomain_group(target_klass).add(textdomain)
      @@gettext_classes << target_klass unless @@gettext_classes.include? target_klass
      
      textdomain
    end