Added boost header

test/external/boost/interprocess/sync/posix/interprocess_barrier.hpp

@@ -0,0 +1,45 @@
+//////////////////////////////////////////////////////////////////////////////
+//
+// (C) Copyright Ion Gaztanaga 2006. 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)
+//
+// See http://www.boost.org/libs/interprocess for documentation.
+//
+//////////////////////////////////////////////////////////////////////////////
+
+#include<boost/interprocess/exceptions.hpp>
+#include <boost/interprocess/detail/posix_time_types_wrk.hpp>
+#include <boost/assert.hpp>
+
+namespace boost {
+namespace interprocess {
+
+inline barrier::barrier(unsigned int count)
+{
+   if (count == 0)
+      throw std::invalid_argument("count cannot be zero.");
+   ipcdetail::barrierattr_wrapper barrier_attr;
+   ipcdetail::barrier_initializer barrier
+      (m_barrier, barrier_attr, static_cast<int>(count));
+   barrier.release();
+}
+
+inline barrier::~barrier()
+{
+   int res = pthread_barrier_destroy(&m_barrier);
+   BOOST_ASSERT(res  == 0);(void)res;
+}
+
+inline bool barrier::wait()
+{
+   int res = pthread_barrier_wait(&m_barrier);
+
+   if (res != PTHREAD_BARRIER_SERIAL_THREAD && res != 0){
+      throw interprocess_exception(res);
+   }
+   return res == PTHREAD_BARRIER_SERIAL_THREAD;
+}
+
+}  //namespace interprocess {
+}  //namespace boost {