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/*
* Copyright (c) 2004-2007 The Trustees of Indiana University and Indiana
* University Research and Technology
* Corporation. All rights reserved.
* Copyright (c) 2004-2005 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) 2009 Cisco Systems, Inc. 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_Cancel = PMPI_Cancel
#endif
#if OMPI_PROFILING_DEFINES
#include "ompi/mpi/c/profile/defines.h"
#endif
static const char FUNC_NAME[] = "MPI_Cancel";
int MPI_Cancel(MPI_Request *request)
{
int rc;
MEMCHECKER(
memchecker_request(request);
);
if ( MPI_PARAM_CHECK ) {
rc = MPI_SUCCESS;
OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
if (NULL == request || NULL == *request ||
MPI_REQUEST_NULL == *request) {
OMPI_ERRHANDLER_RETURN(MPI_ERR_REQUEST, MPI_COMM_WORLD,
MPI_ERR_REQUEST, FUNC_NAME);
}
}
if (MPI_REQUEST_NULL == *request) {
return MPI_SUCCESS;
}
OPAL_CR_ENTER_LIBRARY();
rc = ompi_request_cancel(*request);
OMPI_ERRHANDLER_RETURN(rc, MPI_COMM_WORLD, rc, FUNC_NAME);
}
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