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openmpi/ompi/mpi/cxx/info.h
2015-06-23 20:59:57 -07:00

104 строки
2.6 KiB
C++

// -*- 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.
// $COPYRIGHT$
//
// Additional copyrights may follow
//
// $HEADER$
//
class Info {
#if 0 /* OMPI_ENABLE_MPI_PROFILING */
// friend class PMPI::Info;
#endif
friend class MPI::Comm; //so I can access pmpi_info data member in comm.cc
friend class MPI::Request; //and also from request.cc
public:
#if 0 /* OMPI_ENABLE_MPI_PROFILING */
// construction / destruction
Info() { }
virtual ~Info() {}
// copy / assignment
Info(const Info& data) : pmpi_info(data.pmpi_info) { }
Info(MPI_Info i) : pmpi_info(i) { }
Info& operator=(const Info& data) {
pmpi_info = data.pmpi_info; return *this; }
// comparison, don't need for info
// inter-language operability
Info& operator= (const MPI_Info &i) {
pmpi_info = i; return *this; }
operator MPI_Info () const { return pmpi_info; }
// operator MPI_Info* () const { return pmpi_info; }
operator const PMPI::Info&() const { return pmpi_info; }
#else
Info() : mpi_info(MPI_INFO_NULL) { }
// copy
Info(const Info& data) : mpi_info(data.mpi_info) { }
Info(MPI_Info i) : mpi_info(i) { }
virtual ~Info() {}
Info& operator=(const Info& data) {
mpi_info = data.mpi_info; return *this; }
// comparison, don't need for info
// inter-language operability
Info& operator= (const MPI_Info &i) {
mpi_info = i; return *this; }
operator MPI_Info () const { return mpi_info; }
// operator MPI_Info* () const { return (MPI_Info*)&mpi_info; }
#endif
static Info Create();
virtual void Delete(const char* key);
virtual Info Dup() const;
virtual void Free();
virtual bool Get(const char* key, int valuelen, char* value) const;
virtual int Get_nkeys() const;
virtual void Get_nthkey(int n, char* key) const;
virtual bool Get_valuelen(const char* key, int& valuelen) const;
virtual void Set(const char* key, const char* value);
protected:
#if 0 /* OMPI_ENABLE_MPI_PROFILING */
PMPI::Info pmpi_info;
#else
MPI_Info mpi_info;
#endif
};