root/ompi/mpi/c/type_get_envelope.c

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DEFINITIONS

This source file includes following definitions.
  1. MPI_Type_get_envelope

   1 /*
   2  * Copyright (c) 2004-2007 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) 2004-2008 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) 2015      Research Organization for Information Science
  13  *                         and Technology (RIST). All rights reserved.
  14  * $COPYRIGHT$
  15  *
  16  * Additional copyrights may follow
  17  *
  18  * $HEADER$
  19  */
  20 
  21 #include "ompi_config.h"
  22 
  23 #include "ompi/mpi/c/bindings.h"
  24 #include "ompi/runtime/params.h"
  25 #include "ompi/communicator/communicator.h"
  26 #include "ompi/errhandler/errhandler.h"
  27 #include "ompi/datatype/ompi_datatype.h"
  28 #include "ompi/memchecker.h"
  29 
  30 #if OMPI_BUILD_MPI_PROFILING
  31 #if OPAL_HAVE_WEAK_SYMBOLS
  32 #pragma weak MPI_Type_get_envelope = PMPI_Type_get_envelope
  33 #endif
  34 #define MPI_Type_get_envelope PMPI_Type_get_envelope
  35 #endif
  36 
  37 static const char FUNC_NAME[] = "MPI_Type_get_envelope";
  38 
  39 
  40 int MPI_Type_get_envelope(MPI_Datatype type,
  41                           int *num_integers,
  42                           int *num_addresses,
  43                           int *num_datatypes,
  44                           int *combiner)
  45 {
  46    int rc;
  47 
  48    MEMCHECKER(
  49       memchecker_datatype(type);
  50    );
  51 
  52    if( MPI_PARAM_CHECK ) {
  53       OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
  54       if (NULL == type || MPI_DATATYPE_NULL == type) {
  55         return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_TYPE,
  56                                       FUNC_NAME );
  57       } else if (NULL == num_integers || NULL == num_addresses ||
  58                  NULL == num_datatypes || NULL == combiner) {
  59         return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_ARG,
  60                                       FUNC_NAME );
  61       }
  62    }
  63 
  64    OPAL_CR_ENTER_LIBRARY();
  65 
  66    rc = ompi_datatype_get_args( type, 0, num_integers, NULL, num_addresses, NULL,
  67                            num_datatypes, NULL, combiner );
  68    OMPI_ERRHANDLER_RETURN( rc, MPI_COMM_WORLD, rc, FUNC_NAME );
  69 }

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