bb2d0b45cd
multi-completion calls. Therefore reorder tests where appropriate. - Always check for NULL-pointers (flag, index, completed) (yes, we use them in the underlying ompi_request_* functions. - Break early, if a NULL-request is found This commit was SVN r15671.
68 строки
2.0 KiB
C
68 строки
2.0 KiB
C
/* -*- Mode: C; c-basic-offset:4 ; -*- */
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/*
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* Copyright (c) 2004-2007 The Trustees of Indiana University and Indiana
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* University Research and Technology
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* Corporation. All rights reserved.
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* Copyright (c) 2004-2006 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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* Copyright (c) 2004-2007 High Performance Computing Center Stuttgart,
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* University of Stuttgart. All rights reserved.
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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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* Copyright (c) 2006 Cisco Systems, Inc. All rights reserved.
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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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* $HEADER$
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*/
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#include "ompi_config.h"
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#include <stdio.h>
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#include "ompi/mpi/c/bindings.h"
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#include "ompi/mca/pml/pml.h"
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#include "ompi/request/request.h"
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#if OMPI_HAVE_WEAK_SYMBOLS && OMPI_PROFILING_DEFINES
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#pragma weak MPI_Waitany = PMPI_Waitany
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#endif
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#if OMPI_PROFILING_DEFINES
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#include "ompi/mpi/c/profile/defines.h"
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#endif
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static const char FUNC_NAME[] = "MPI_Waitany";
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int MPI_Waitany(int count, MPI_Request *requests, int *index, MPI_Status *status)
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{
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OPAL_CR_TEST_CHECKPOINT_READY();
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if ( MPI_PARAM_CHECK ) {
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int i, rc = MPI_SUCCESS;
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OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
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if ((NULL == requests) && (0 != count)) {
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rc = MPI_ERR_REQUEST;
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} else {
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for (i = 0; i < count; i++) {
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if (NULL == requests[i]) {
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rc = MPI_ERR_REQUEST;
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break;
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}
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}
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}
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if ((NULL == index) || (0 > count)) {
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rc = MPI_ERR_ARG;
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}
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OMPI_ERRHANDLER_CHECK(rc, MPI_COMM_WORLD, rc, FUNC_NAME);
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}
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if (OMPI_SUCCESS == ompi_request_wait_any(count, requests, index, status)) {
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return MPI_SUCCESS;
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}
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return ompi_errhandler_request_invoke(count, requests, FUNC_NAME);
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}
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