root/ompi/mpi/c/type_f2c.c

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DEFINITIONS

This source file includes following definitions.
  1. MPI_Type_f2c

   1 /* -*- Mode: C; c-basic-offset:4 ; -*- */
   2 /*
   3  * Copyright (c) 2004-2007 The Trustees of Indiana University and Indiana
   4  *                         University Research and Technology
   5  *                         Corporation.  All rights reserved.
   6  * Copyright (c) 2004-2007 The University of Tennessee and The University
   7  *                         of Tennessee Research Foundation.  All rights
   8  *                         reserved.
   9  * Copyright (c) 2004-2008 High Performance Computing Center Stuttgart,
  10  *                         University of Stuttgart.  All rights reserved.
  11  * Copyright (c) 2004-2005 The Regents of the University of California.
  12  *                         All rights reserved.
  13  * Copyright (c) 2006-2012 Cisco Systems, Inc.  All rights reserved.
  14  * Copyright (c) 2015      Research Organization for Information Science
  15  *                         and Technology (RIST). All rights reserved.
  16  * $COPYRIGHT$
  17  *
  18  * Additional copyrights may follow
  19  *
  20  * $HEADER$
  21  */
  22 #include "ompi_config.h"
  23 
  24 #include "ompi/mpi/c/bindings.h"
  25 #include "ompi/runtime/params.h"
  26 #include "ompi/errhandler/errhandler.h"
  27 #include "ompi/mpi/fortran/base/fint_2_int.h"
  28 #include "ompi/datatype/ompi_datatype.h"
  29 #include "ompi/datatype/ompi_datatype_internal.h"
  30 #include "ompi/memchecker.h"
  31 
  32 #if OMPI_BUILD_MPI_PROFILING
  33 #if OPAL_HAVE_WEAK_SYMBOLS
  34 #pragma weak MPI_Type_f2c = PMPI_Type_f2c
  35 #endif
  36 #define MPI_Type_f2c PMPI_Type_f2c
  37 #endif
  38 
  39 static const char FUNC_NAME[] = "MPI_Type_f2c";
  40 
  41 
  42 MPI_Datatype MPI_Type_f2c(MPI_Fint datatype)
  43 {
  44     int datatype_index = OMPI_FINT_2_INT(datatype);
  45 
  46     MEMCHECKER(
  47         memchecker_datatype(datatype);
  48     );
  49 
  50     OPAL_CR_NOOP_PROGRESS();
  51 
  52     if (MPI_PARAM_CHECK) {
  53         OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
  54     }
  55 
  56     /* Per MPI-2:4.12.4, do not invoke an error handler if we get an
  57        invalid fortran handle.  If we get an invalid fortran handle,
  58        return an invalid C handle. */
  59     if (datatype_index < 0 ||
  60         datatype_index >=
  61         opal_pointer_array_get_size(&ompi_datatype_f_to_c_table)) {
  62         return NULL;
  63     }
  64 
  65     return (MPI_Datatype)opal_pointer_array_get_item(&ompi_datatype_f_to_c_table, datatype_index);
  66 }
  67 

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