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+Mon Dec 29 11:58:39 2008 Koichi Sasada <ko1@atdot.net>
+
+ * thread.c (rb_mutex_trylock): return false if Mutex owned
+ by current thread. [ruby-core:20943]
+
+ * thread.c (rb_mutex_lock): check dead lock (recursive lock) here.
+
+ * test/ruby/test_thread.rb: add a test.
+
Mon Dec 29 07:15:16 2008 Yukihiro Matsumoto <matz@ruby-lang.org>
* cont.c: small RDoc fix mentioned from <radek.bulat at gmail.com>