root/ompi/mpi/fortran/mpif-h/get_elements_f.c

DEFINITIONS

1. ompi_get_elements_f

   1 /*
   2  * Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
   3  *                         University Research and Technology
   4  *                         Corporation.  All rights reserved.
   5  * Copyright (c) 2004-2005 The University of Tennessee and The University
   6  *                         of Tennessee Research Foundation.  All rights
   7  *                         reserved.
   8  * Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
   9  *                         University of Stuttgart.  All rights reserved.
  10  * Copyright (c) 2004-2005 The Regents of the University of California.
  11  *                         All rights reserved.
  12  * Copyright (c) 2011-2012 Cisco Systems, Inc.  All rights reserved.
  13  * Copyright (c) 2015      Research Organization for Information Science
  14  *                         and Technology (RIST). All rights reserved.
  15  * $COPYRIGHT$
  16  *
  17  * Additional copyrights may follow
  18  *
  19  * $HEADER$
  20  */
  21 
  22 #include "ompi_config.h"
  23 
  24 #include "ompi/mpi/fortran/mpif-h/bindings.h"
  25 #include "ompi/mpi/fortran/base/constants.h"
  26 
  27 #if OMPI_BUILD_MPI_PROFILING
  28 #if OPAL_HAVE_WEAK_SYMBOLS
  29 #pragma weak PMPI_GET_ELEMENTS = ompi_get_elements_f
  30 #pragma weak pmpi_get_elements = ompi_get_elements_f
  31 #pragma weak pmpi_get_elements_ = ompi_get_elements_f
  32 #pragma weak pmpi_get_elements__ = ompi_get_elements_f
  33 
  34 #pragma weak PMPI_Get_elements_f = ompi_get_elements_f
  35 #pragma weak PMPI_Get_elements_f08 = ompi_get_elements_f
  36 #else
  37 OMPI_GENERATE_F77_BINDINGS (PMPI_GET_ELEMENTS,
  38                            pmpi_get_elements,
  39                            pmpi_get_elements_,
  40                            pmpi_get_elements__,
  41                            pompi_get_elements_f,
  42                            (MPI_Fint *status, MPI_Fint *datatype, MPI_Fint *count, MPI_Fint *ierr),
  43                            (status, datatype, count, ierr) )
  44 #endif
  45 #endif
  46 
  47 #if OPAL_HAVE_WEAK_SYMBOLS
  48 #pragma weak MPI_GET_ELEMENTS = ompi_get_elements_f
  49 #pragma weak mpi_get_elements = ompi_get_elements_f
  50 #pragma weak mpi_get_elements_ = ompi_get_elements_f
  51 #pragma weak mpi_get_elements__ = ompi_get_elements_f
  52 
  53 #pragma weak MPI_Get_elements_f = ompi_get_elements_f
  54 #pragma weak MPI_Get_elements_f08 = ompi_get_elements_f
  55 #else
  56 #if ! OMPI_BUILD_MPI_PROFILING
  57 OMPI_GENERATE_F77_BINDINGS (MPI_GET_ELEMENTS,
  58                            mpi_get_elements,
  59                            mpi_get_elements_,
  60                            mpi_get_elements__,
  61                            ompi_get_elements_f,
  62                            (MPI_Fint *status, MPI_Fint *datatype, MPI_Fint *count, MPI_Fint *ierr),
  63                            (status, datatype, count, ierr) )
  64 #else
  65 #define ompi_get_elements_f pompi_get_elements_f
  66 #endif
  67 #endif
  68 
  69 
  70 void ompi_get_elements_f(MPI_Fint *status, MPI_Fint *datatype, MPI_Fint *count, MPI_Fint *ierr)
  71 {
  72     int c_ierr;
  73     MPI_Datatype c_type = PMPI_Type_f2c(*datatype);
  74     MPI_Status   c_status;
  75     OMPI_SINGLE_NAME_DECL(count);
  76 
  77     if (OMPI_IS_FORTRAN_STATUS_IGNORE(status)) {
  78         *count = OMPI_INT_2_FINT(0);
  79         c_ierr = MPI_SUCCESS;
  80     } else {
  81         c_ierr = PMPI_Status_f2c(status, &c_status);
  82 
  83         if (MPI_SUCCESS == c_ierr) {
  84             c_ierr = PMPI_Get_elements(&c_status, c_type,
  85                                       OMPI_SINGLE_NAME_CONVERT(count));
  86             OMPI_SINGLE_INT_2_FINT(count);
  87         }
  88     }
  89     if (NULL != ierr) *ierr = OMPI_INT_2_FINT(c_ierr);
  90 }