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// -*- c++ -*-
//
// Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
// University Research and Technology
// Corporation. All rights reserved.
// Copyright (c) 2004-2005 The University of Tennessee and The University
// of Tennessee Research Foundation. All rights
// reserved.
// Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
// University of Stuttgart. All rights reserved.
// Copyright (c) 2004-2005 The Regents of the University of California.
// All rights reserved.
// Copyright (c) 2006-2008 Cisco Systems, Inc. All rights reserved.
// Copyright (c) 2017 Research Organization for Information Science
// and Technology (RIST). All rights reserved.
// $COPYRIGHT$
//
// Additional copyrights may follow
//
// $HEADER$
//
class Status {
#if 0 /* OMPI_ENABLE_MPI_PROFILING */
// friend class PMPI::Status;
#endif
friend class MPI::Comm; //so I can access pmpi_status data member in comm.cc
friend class MPI::Request; //and also from request.cc
friend class MPI::File;
public:
#if 0 /* OMPI_ENABLE_MPI_PROFILING */
// construction / destruction
Status() { }
virtual ~Status() {}
// copy / assignment
Status(const Status& data) : pmpi_status(data.pmpi_status) { }
Status(const MPI_Status &i) : pmpi_status(i) { }
Status& operator=(const Status& data) {
pmpi_status = data.pmpi_status; return *this; }
// comparison, don't need for status
// inter-language operability
Status& operator= (const MPI_Status &i) {
pmpi_status = i; return *this; }
operator MPI_Status () const { return pmpi_status; }
// operator MPI_Status* () const { return pmpi_status; }
operator const PMPI::Status&() const { return pmpi_status; }
#else
Status() : mpi_status() { }
// copy
Status(const Status& data) : mpi_status(data.mpi_status) { }
Status(const MPI_Status &i) : mpi_status(i) { }
virtual ~Status() {}
Status& operator=(const Status& data) {
mpi_status = data.mpi_status; return *this; }
// comparison, don't need for status
// inter-language operability
Status& operator= (const MPI_Status &i) {
mpi_status = i; return *this; }
operator MPI_Status () const { return mpi_status; }
// operator MPI_Status* () const { return (MPI_Status*)&mpi_status; }
#endif
//
// Point-to-Point Communication
//
virtual int Get_count(const Datatype& datatype) const;
virtual bool Is_cancelled() const;
virtual int Get_elements(const Datatype& datatype) const;
//
// Status Access
//
virtual int Get_source() const;
virtual void Set_source(int source);
virtual int Get_tag() const;
virtual void Set_tag(int tag);
virtual int Get_error() const;
virtual void Set_error(int error);
virtual void Set_elements(const MPI::Datatype& datatype, int count);
virtual void Set_cancelled(bool flag);
protected:
#if 0 /* OMPI_ENABLE_MPI_PROFILING */
PMPI::Status pmpi_status;
#else
MPI_Status mpi_status;
#endif
};
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