root/ompi/mpi/c/grequest_start.c

DEFINITIONS

1. MPI_Grequest_start

   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) 2004-2005 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) 2006      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 #include "ompi_config.h"
  22 #include <stdio.h>
  23 
  24 #include "ompi/mpi/c/bindings.h"
  25 #include "ompi/runtime/params.h"
  26 #include "ompi/communicator/communicator.h"
  27 #include "ompi/errhandler/errhandler.h"
  28 #include "ompi/request/grequest.h"
  29 
  30 #if OMPI_BUILD_MPI_PROFILING
  31 #if OPAL_HAVE_WEAK_SYMBOLS
  32 #pragma weak MPI_Grequest_start = PMPI_Grequest_start
  33 #endif
  34 #define MPI_Grequest_start PMPI_Grequest_start
  35 #endif
  36 
  37 static const char FUNC_NAME[] = "MPI_Grequest_start";
  38 
  39 
  40 int MPI_Grequest_start(MPI_Grequest_query_function *query_fn,
  41                        MPI_Grequest_free_function *free_fn,
  42                        MPI_Grequest_cancel_function *cancel_fn,
  43                        void *extra_state, MPI_Request *request)
  44 {
  45     int rc;
  46 
  47     if (MPI_PARAM_CHECK) {
  48         OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
  49         if (NULL == request) {
  50             return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_REQUEST,
  51                                           FUNC_NAME);
  52         }
  53     }
  54 
  55     OPAL_CR_ENTER_LIBRARY();
  56 
  57     rc = ompi_grequest_start(query_fn,free_fn,cancel_fn,extra_state,request);
  58     OMPI_ERRHANDLER_RETURN(rc, MPI_COMM_WORLD, rc, FUNC_NAME);
  59 }
  60