source: XIOS3/trunk/src/mpi.hpp

#ifndef __XIOS_MPI_HPP__
#define __XIOS_MPI_HPP__

/* skip C++ Binding for mpich , intel MPI */
#define MPICH_SKIP_MPICXX

/* skip C++ Binding for SGI MPI library */
#define MPI_NO_CPPBIND

/* skip C++ Binding for OpenMPI */
#define OMPI_SKIP_MPICXX

#include <mpi.h>
#include <climits> 
#include <cstdint>

#if SIZE_MAX == UCHAR_MAX
   #define MPI_SIZE_T MPI_UNSIGNED_CHAR
#elif SIZE_MAX == USHRT_MAX
   #define MPI_SIZE_T MPI_UNSIGNED_SHORT
#elif SIZE_MAX == UINT_MAX
   #define MPI_SIZE_T MPI_UNSIGNED
#elif SIZE_MAX == ULONG_MAX
   #define MPI_SIZE_T MPI_UNSIGNED_LONG
#elif SIZE_MAX == ULLONG_MAX
   #define MPI_SIZE_T MPI_UNSIGNED_LONG_LONG
#else
   #error "Unable to find MPI_SIZE_T equivalent type"
#endif

#include "mpi_tools.hpp"

namespace xios
{
  inline int MPI_Comm_dup(::MPI_Comm comm, ::MPI_Comm * newcomm)
  {
    int ret=::MPI_Comm_dup(comm, newcomm) ;
    xios::CCommTrack::registerComm(*newcomm) ;
    return ret ;
  }

  inline int MPI_Intercomm_create(::MPI_Comm local_comm, int local_leader,
                           ::MPI_Comm peer_comm, int remote_leader, int tag, ::MPI_Comm * newintercomm)
  {
    int ret=::MPI_Intercomm_create(local_comm, local_leader, peer_comm, remote_leader, tag, newintercomm) ;
    xios::CCommTrack::registerComm(*newintercomm) ;
    return ret ;
  }

  inline int MPI_Intercomm_merge(::MPI_Comm intercomm, int high, ::MPI_Comm * newintracomm)
  {
    int ret=::MPI_Intercomm_merge(intercomm, high, newintracomm) ;
    xios::CCommTrack::registerComm(*newintracomm) ;
    return ret ;
  }

  inline int MPI_Comm_split(::MPI_Comm comm, int color, int key, ::MPI_Comm * newcomm)
  {
    int ret=::MPI_Comm_split(comm, color, key,newcomm) ;
    xios::CCommTrack::registerComm(*newcomm) ;
    return ret ;
  }

  inline int MPI_Comm_create(::MPI_Comm comm, ::MPI_Group group, ::MPI_Comm *newcomm)
  {
    int ret=::MPI_Comm_create(comm, group, newcomm) ;
    xios::CCommTrack::registerComm(*newcomm) ;
    return ret ;
  }

  inline int MPI_Comm_free(::MPI_Comm *comm) 
  { 
    xios::CCommTrack::releaseComm(*comm) ;
    return ::MPI_Comm_free(comm) ;
  }
}

#endif