diff -r 000000000000 -r bde4ae8d615e os/ossrv/ossrv_pub/boost_apis/boost/thread/barrier.hpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/os/ossrv/ossrv_pub/boost_apis/boost/thread/barrier.hpp	Fri Jun 15 03:10:57 2012 +0200
@@ -0,0 +1,44 @@
+// Copyright (C) 2002-2003
+// David Moore, William E. Kempf
+//
+//  Distributed under the Boost Software License, Version 1.0. (See accompanying 
+//  file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+#ifndef BOOST_BARRIER_JDM030602_HPP
+#define BOOST_BARRIER_JDM030602_HPP
+
+#include <boost/thread/detail/config.hpp>
+
+#include <boost/thread/mutex.hpp>
+#include <boost/thread/condition.hpp>
+
+namespace boost {
+
+class BOOST_THREAD_DECL barrier
+{
+public:
+    barrier(unsigned int count);
+    ~barrier();
+
+    bool wait();
+
+private:
+    mutex m_mutex;
+// disable warnings about non dll import
+// see: http://www.boost.org/more/separate_compilation.html#dlls
+#ifdef BOOST_MSVC
+#   pragma warning(push)
+#   pragma warning(disable: 4251 4231 4660 4275)
+#endif
+    condition m_cond;
+#ifdef BOOST_MSVC
+#   pragma warning(pop)
+#endif
+    unsigned int m_threshold;
+    unsigned int m_count;
+    unsigned int m_generation;
+};
+
+}   // namespace boost
+
+#endif