* lib/thread.rb (ConditionVariable#wait, signal, broadcast): return

self (for 1.8 compatibility).

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@26449 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,8 @@
+Wed Jan 27 23:29:36 2010  Yusuke Endoh  <mame@tsg.ne.jp>
+
+	* lib/thread.rb (ConditionVariable#wait, signal, broadcast): return
+	  self (for 1.8 compatibility).
+
 Wed Jan 27 23:27:54 2010  Keiju Ishitsuka  <keiju@emperor2.pendome>
 
 	* lib/matrix.rb: add exception Matrix::ErrOperationNotImplemented

lib/thread.rb

@@ -70,6 +70,7 @@ class ConditionVariable
       end
       mutex.sleep timeout
     end
+    self
   end
 
   #
@@ -82,6 +83,7 @@ class ConditionVariable
     rescue ThreadError
       retry
     end
+    self
   end
 
   #
@@ -96,10 +98,11 @@ class ConditionVariable
     end
     for t in waiters0
       begin
-	t.run
+        t.run
       rescue ThreadError
       end
     end
+    self
   end
 end