[Boost-commit] svn:boost r42054 - sandbox/committee/LWG

From: bdawes_at_[hidden]
Date: 2007-12-14 16:52:04

Author: bemandawes
Date: 2007-12-14 16:52:03 EST (Fri, 14 Dec 2007)
New Revision: 42054
URL: http://svn.boost.org/trac/boost/changeset/42054

Log:
Per discussion on list, add description of condition_variable and condition_variable_any to introduction
Text files modified: 
   sandbox/committee/LWG/thread_library.html |     8 ++++++--                                
   1 files changed, 6 insertions(+), 2 deletions(-)

Modified: sandbox/committee/LWG/thread_library.html
==============================================================================
--- sandbox/committee/LWG/thread_library.html	(original)
+++ sandbox/committee/LWG/thread_library.html	2007-12-14 16:52:03 EST (Fri, 14 Dec 2007)
@@ -2823,9 +2823,13 @@
 <h3><a name="thread.condition">30.4 Condition variables [thread.condition]</a></h3>
 
 <p>
-Condition variables provide a synchronization primitive used to block a thread 
+Condition variables provide  synchronization primitives used to block a thread 
 until notified by some other thread that some condition is met or until a 
-system time is reached.</p>
+system time is reached. Class <code>condition_variable</code> provides a 
+condition variable that can only wait on a <code>unique_lock&lt;mutex&gt;</code>, 
+allowing maximum efficiency on some platforms. Class <code>
+condition_variable_any</code> provides a general condition variable that can 
+wait on user supplied lock types.</p>
 
 <p>
 Condition variables permit concurrent invocation