nobu	2017-12-25 12:25:45 +0900 (Mon, 25 Dec 2017)

  New Revision: 61462

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=61462

  Log:
    prelude.rb: block passing
    
    * prelude.rb (Thread.exclusive): pass the block as a block
      argument.

  Modified files:
    trunk/prelude.rb
Index: prelude.rb
===================================================================
--- prelude.rb	(revision 61461)
+++ prelude.rb	(revision 61462)
@@ -8,11 +8,9 @@ class Thread https://github.com/ruby/ruby/blob/trunk/prelude.rb#L8
   # Wraps the block in a single, VM-global Mutex.synchronize, returning the
   # value of the block. A thread executing inside the exclusive section will
   # only block other threads which also use the Thread.exclusive mechanism.
-  def self.exclusive
+  def self.exclusive(&block)
     warn "Thread.exclusive is deprecated, use Thread::Mutex", caller
-    MUTEX_FOR_THREAD_EXCLUSIVE.synchronize{
-      yield
-    }
+    MUTEX_FOR_THREAD_EXCLUSIVE.synchronize(&block)
   end
 end
 

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