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openmpi/ompi/mpi/c/waitsome.c
2015-06-23 20:59:57 -07:00

96 строки
2.9 KiB
C

/*
* Copyright (c) 2004-2007 The Trustees of Indiana University and Indiana
* University Research and Technology
* Corporation. All rights reserved.
* Copyright (c) 2004-2006 The University of Tennessee and The University
* of Tennessee Research Foundation. All rights
* reserved.
* Copyright (c) 2004-2008 High Performance Computing Center Stuttgart,
* University of Stuttgart. All rights reserved.
* Copyright (c) 2004-2005 The Regents of the University of California.
* All rights reserved.
* Copyright (c) 2006-2012 Cisco Systems, Inc. All rights reserved.
* Copyright (c) 2012 Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2012 Los Alamos National Security, LLC. All rights
* reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "ompi_config.h"
#include <stdio.h>
#include "ompi/mpi/c/bindings.h"
#include "ompi/runtime/params.h"
#include "ompi/communicator/communicator.h"
#include "ompi/errhandler/errhandler.h"
#include "ompi/request/request.h"
#include "ompi/memchecker.h"
#if OPAL_HAVE_WEAK_SYMBOLS && OMPI_PROFILING_DEFINES
#pragma weak MPI_Waitsome = PMPI_Waitsome
#endif
#if OMPI_PROFILING_DEFINES
#include "ompi/mpi/c/profile/defines.h"
#endif
static const char FUNC_NAME[] = "MPI_Waitsome";
int MPI_Waitsome(int incount, MPI_Request requests[],
int *outcount, int indices[],
MPI_Status statuses[])
{
MEMCHECKER(
int j;
for (j = 0; j < incount; j++){
memchecker_request(&requests[j]);
}
);
if ( MPI_PARAM_CHECK ) {
int indx, rc = MPI_SUCCESS;
OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
if ((NULL == requests) && (0 != incount)) {
rc = MPI_ERR_REQUEST;
} else {
for (indx = 0; indx < incount; ++indx) {
if (NULL == requests[indx]) {
rc = MPI_ERR_REQUEST;
break;
}
}
}
if (((NULL == outcount || NULL == indices) && incount > 0) ||
incount < 0) {
rc = MPI_ERR_ARG;
}
OMPI_ERRHANDLER_CHECK(rc, MPI_COMM_WORLD, rc, FUNC_NAME);
}
if (OPAL_UNLIKELY(0 == incount)) {
*outcount = MPI_UNDEFINED;
return MPI_SUCCESS;
}
OPAL_CR_ENTER_LIBRARY();
if (OMPI_SUCCESS == ompi_request_wait_some( incount, requests,
outcount, indices, statuses )) {
OPAL_CR_EXIT_LIBRARY();
return MPI_SUCCESS;
}
if (MPI_SUCCESS !=
ompi_errhandler_request_invoke(incount, requests, FUNC_NAME)) {
OPAL_CR_EXIT_LIBRARY();
return MPI_ERR_IN_STATUS;
}
OPAL_CR_EXIT_LIBRARY();
return MPI_SUCCESS;
}