2004-01-21 03:05:46 +03:00
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/*
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2007-03-17 02:11:45 +03:00
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* Copyright (c) 2004-2007 The Trustees of Indiana University and Indiana
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2005-11-05 22:57:48 +03:00
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* University Research and Technology
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* Corporation. All rights reserved.
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* Copyright (c) 2004-2005 The University of Tennessee and The University
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* of Tennessee Research Foundation. All rights
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* reserved.
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2008-02-12 11:46:27 +03:00
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* Copyright (c) 2004-2008 High Performance Computing Center Stuttgart,
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2004-11-28 23:09:25 +03:00
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* University of Stuttgart. All rights reserved.
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2005-03-24 15:43:37 +03:00
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* Copyright (c) 2004-2005 The Regents of the University of California.
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* All rights reserved.
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2004-11-22 04:38:40 +03:00
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* $COPYRIGHT$
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*
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* Additional copyrights may follow
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*
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2004-10-15 23:31:47 +04:00
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* $HEADER$
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2004-01-21 03:05:46 +03:00
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*/
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2004-06-07 19:33:53 +04:00
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#include "ompi_config.h"
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2004-01-21 03:05:46 +03:00
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#include <stdio.h>
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2006-02-12 04:33:29 +03:00
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#include "ompi/mpi/c/bindings.h"
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2009-04-29 05:32:14 +04:00
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#include "ompi/runtime/params.h"
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#include "ompi/communicator/communicator.h"
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#include "ompi/errhandler/errhandler.h"
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2008-02-12 21:01:17 +03:00
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#include "ompi/memchecker.h"
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2004-01-21 03:05:46 +03:00
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2009-05-07 00:11:28 +04:00
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#if OPAL_HAVE_WEAK_SYMBOLS && OMPI_PROFILING_DEFINES
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2004-01-21 03:05:46 +03:00
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#pragma weak MPI_Comm_set_errhandler = PMPI_Comm_set_errhandler
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#endif
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2004-06-07 19:33:53 +04:00
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#if OMPI_PROFILING_DEFINES
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2006-02-12 04:33:29 +03:00
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#include "ompi/mpi/c/profile/defines.h"
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2004-04-20 22:50:43 +04:00
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#endif
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2004-07-30 06:58:53 +04:00
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static const char FUNC_NAME[] = "MPI_Comm_set_errhandler";
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2004-07-27 02:22:40 +04:00
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2004-03-19 20:29:39 +03:00
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int MPI_Comm_set_errhandler(MPI_Comm comm, MPI_Errhandler errhandler)
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{
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2008-07-03 23:28:02 +04:00
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MPI_Errhandler tmp;
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2008-02-12 11:46:27 +03:00
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/* Error checking */
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MEMCHECKER(
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memchecker_comm(comm);
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);
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2008-02-20 01:15:52 +03:00
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OPAL_CR_NOOP_PROGRESS();
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2007-03-17 02:11:45 +03:00
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2007-09-13 18:00:59 +04:00
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/* Error checking */
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2004-03-19 20:29:39 +03:00
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2007-09-13 18:00:59 +04:00
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if (MPI_PARAM_CHECK) {
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OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
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if (ompi_comm_invalid(comm)) {
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return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_COMM,
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FUNC_NAME);
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} else if (NULL == errhandler ||
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MPI_ERRHANDLER_NULL == errhandler ||
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( OMPI_ERRHANDLER_TYPE_COMM != errhandler->eh_mpi_object_type &&
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OMPI_ERRHANDLER_TYPE_PREDEFINED != errhandler->eh_mpi_object_type) ) {
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return OMPI_ERRHANDLER_INVOKE(comm, MPI_ERR_ARG,
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FUNC_NAME);
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}
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2004-03-19 20:29:39 +03:00
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}
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2008-07-03 23:28:02 +04:00
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/* Ditch the old errhandler, and decrement its refcount. On 64
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bits environments we have to make sure the reading of the
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error_handler became atomic. */
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do {
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tmp = comm->error_handler;
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} while (!OPAL_ATOMIC_CMPSET(&(comm->error_handler), tmp, tmp));
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OBJ_RELEASE(tmp);
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2004-03-27 05:22:02 +03:00
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2008-07-03 23:28:02 +04:00
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/* Now set the new errhandler and increase its refcount */
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2004-03-19 20:29:39 +03:00
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2008-07-03 23:28:02 +04:00
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do {
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comm->error_handler = errhandler;
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} while (!OPAL_ATOMIC_CMPSET(&(errhandler), comm->error_handler,
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comm->error_handler));
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2007-09-13 18:00:59 +04:00
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comm->error_handler = errhandler;
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2008-07-03 23:28:02 +04:00
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OBJ_RETAIN(errhandler);
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2004-03-19 21:01:03 +03:00
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2007-09-13 18:00:59 +04:00
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/* All done */
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2004-03-19 20:29:39 +03:00
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2007-09-13 18:00:59 +04:00
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return MPI_SUCCESS;
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2004-01-21 03:05:46 +03:00
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}
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