ompi/mpi/c/type

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This source file includes following definitions.
MPI_Type_vector
   1 /* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */
   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) 2004-2005 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) 2013      Los Alamos National Security, LLC.  All rights
  14  *                         reserved.
  15  * Copyright (c) 2015      Research Organization for Information Science
  16  *                         and Technology (RIST). All rights reserved.
  17  * $COPYRIGHT$
  18  *
  19  * Additional copyrights may follow
  20  *
  21  * $HEADER$
  22  */
  23 
  24 #include "ompi_config.h"
  25 
  26 #include "ompi/mpi/c/bindings.h"
  27 #include "ompi/runtime/params.h"
  28 #include "ompi/communicator/communicator.h"
  29 #include "ompi/errhandler/errhandler.h"
  30 #include "ompi/datatype/ompi_datatype.h"
  31 #include "ompi/memchecker.h"
  32 
  33 #if OMPI_BUILD_MPI_PROFILING
  34 #if OPAL_HAVE_WEAK_SYMBOLS
  35 #pragma weak MPI_Type_vector = PMPI_Type_vector
  36 #endif
  37 #define MPI_Type_vector PMPI_Type_vector
  38 #endif
  39 
  40 static const char FUNC_NAME[] = "MPI_Type_vector";
  41 
  42 int MPI_Type_vector(int count,
  43                     int blocklength,
  44                     int stride,
  45                     MPI_Datatype oldtype,
  46                     MPI_Datatype *newtype)
  47 {
  48     int rc;
  49 
  50     MEMCHECKER(
  51         memchecker_datatype(oldtype);
  52         );
  53 
  54     if( MPI_PARAM_CHECK ) {
  55         OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
  56         if (NULL == oldtype || MPI_DATATYPE_NULL == oldtype ||
  57             NULL == newtype) {
  58             return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_TYPE,
  59                                           FUNC_NAME );
  60         } else  if( count < 0 ) {
  61             OMPI_ERRHANDLER_RETURN( MPI_ERR_COUNT, MPI_COMM_WORLD,
  62                                     MPI_ERR_COUNT, FUNC_NAME );
  63         } else if( blocklength < 0) {
  64             OMPI_ERRHANDLER_RETURN( MPI_ERR_ARG, MPI_COMM_WORLD,
  65                                     MPI_ERR_ARG, FUNC_NAME );
  66         }
  67     }
  68 
  69     OPAL_CR_ENTER_LIBRARY();
  70 
  71     rc = ompi_datatype_create_vector ( count, blocklength, stride, oldtype, newtype );
  72     OMPI_ERRHANDLER_CHECK(rc, MPI_COMM_WORLD, rc, FUNC_NAME );
  73 
  74     {
  75         const int* a_i[3] = {&count, &blocklength, &stride};
  76 
  77         ompi_datatype_set_args( *newtype, 3, a_i, 0, NULL, 1, &oldtype, MPI_COMBINER_VECTOR );
  78     }
  79 
  80     OPAL_CR_EXIT_LIBRARY();
  81     return MPI_SUCCESS;
  82 }
/* [<][>][^][v][top][bottom][index][help] */
root/ompi/mpi/c/type_vector.c

DEFINITIONS
