Barrier.hpp

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#pragma once

#include "ConditionVariable.hpp"
#include "Communicator.hpp"
#include "CommunicatorImpl.hpp"

namespace Grappa {
  /// @addtogroup Synchronization
  /// @{
  
  /// Blocking SPMD barrier (must be called once on all cores to continue)
  inline void barrier() {
    DVLOG(5) << "entering barrier";
    global_communicator.with_request_do_blocking( [] ( MPI_Request * request ) {
        MPI_CHECK( MPI_Ibarrier( global_communicator.grappa_comm, request ) );
      } );
  }
  
  /// @}
}