* lib/drb/extservm.rb (invoke_service): use Thread.exclusive instead of

	  Thread.critical


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8@13439 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 5 insertions, 4 deletions

diff --git a/lib/drb/extservm.rb b/lib/drb/extservm.rb
index 7066f84c65..91cbc3180f 100644
--- a/lib/drb/extservm.rb
+++ b/lib/drb/extservm.rb
@@ -73,10 +73,11 @@ module DRb
     end
 
     def invoke_service(name)
-      Thread.critical = true
-      @waiting.push Thread.current
-      @queue.push name
-      Thread.stop
+      Thread.exclusive do
+        @waiting.push Thread.current
+        @queue.push name
+        Thread.stop
+      end
     end
 
     def invoke_service_command(name, command)