* thread.c (mutex_sleep): [DOC] Awake thread will reacquire lock

By Tim Abdulla [Fixes GH-342] https://github.com/ruby/ruby/pull/342


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@41977 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,8 @@
+Mon Jul 15 10:56:01 2013  Zachary Scott  <e@zzak.io>
+
+	* thread.c (mutex_sleep): [DOC] Awake thread will reacquire lock
+	  By Tim Abdulla [Fixes GH-342] https://github.com/ruby/ruby/pull/342
+
 Mon Jul 15 10:45:09 2013  Tanaka Akira  <akr@fsij.org>
 
 	* bignum.c (nlz16): Use __builtin_clz if possible.

thread.c

@@ -4562,6 +4562,9 @@ rb_mutex_sleep(VALUE self, VALUE timeout)
  * non-nil or forever.  Raises +ThreadError+ if +mutex+ wasn't locked by
  * the current thread.
  *
+ * When the thread is next woken up, it will attempt to reacquire
+ * the lock.
+ *
  * Note that this method can wakeup without explicit Thread#wakeup call.
  * For example, receiving signal and so on.
  */