Teuchos_EReductionType.hpp

Go to the documentation of this file.

// @HEADER
// *****************************************************************************
//                    Teuchos: Common Tools Package
//
// Copyright 2004 NTESS and the Teuchos contributors.
// SPDX-License-Identifier: BSD-3-Clause
// *****************************************************************************
// @HEADER

#ifndef TEUCHOS_EREDUCTIONTYPE_HPP
#define TEUCHOS_EREDUCTIONTYPE_HPP


#include "Teuchos_config.h"
#include "Teuchos_DLLExportMacro.h"
#ifdef HAVE_TEUCHOS_MPI
#  include <mpi.h> // need this for MPI_Op (see below)
#endif // HAVE_TEUCHOS_MPI

namespace Teuchos {

enum EReductionType {
  REDUCE_SUM, 
  REDUCE_MIN, 
  REDUCE_MAX, 
  REDUCE_AND, 
  REDUCE_BOR  
};

const char* toString (const EReductionType reductType);

#ifdef HAVE_TEUCHOS_MPI
namespace Details {

TEUCHOSCOMM_LIB_DLL_EXPORT MPI_Op getMpiOpForEReductionType (const enum EReductionType reductionType);

} // namespace Details
#endif // HAVE_TEUCHOS_MPI

} // namespace Teuchos

#endif // TEUCHOS_EREDUCTIONTYPE_HPP