(DRb::DRbObject#respond_to?): check marshal_dump and _dump

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@7859 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,8 @@
+Tue Feb  1 21:49:24 2005  Masatoshi SEKI  <m_seki@mva.biglobe.ne.jp>
+
+	* lib/drb/drb.rb (DRb::DRbObject#respond_to?): check marshal_dump and
+	_dump.
+
 Tue Feb  1 00:20:23 2005  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* Makefile.in, configure.in: made EXTOUT configurable.

lib/drb/drb.rb

@@ -1045,7 +1045,17 @@ module DRb
 
     undef :to_s
     undef :to_a if respond_to?(:to_a)
-    undef :respond_to?
+
+    def respond_to?(msg_id)
+      case msg_id
+      when :_dump
+        true
+      when :marshal_dump
+        false
+      else
+        method_missing(:respond_to?, msg_id)
+      end
+    end
 
     # Routes method calls to the referenced object.
     def method_missing(msg_id, *a, &b)