69 строки
2.3 KiB
C
69 строки
2.3 KiB
C
/*
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* Copyright (c) 2004-2005 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) 2004-2005 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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* Copyright (c) 2004-2005 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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* $COPYRIGHT$
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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 "mpi/c/bindings.h"
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#if OMPI_HAVE_WEAK_SYMBOLS && OMPI_PROFILING_DEFINES
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#pragma weak MPI_Get_version = PMPI_Get_version
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#endif
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#if OMPI_PROFILING_DEFINES
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#include "mpi/c/profile/defines.h"
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#endif
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static const char FUNC_NAME[] = "MPI_Get_version";
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int MPI_Get_version(int *version, int *subversion)
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{
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MPI_Comm null = NULL;
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if (MPI_PARAM_CHECK) {
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/* Per MPI-2:3.1, this function can be invoked before
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MPI_INIT, so we don't invoke the normal
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MPI_ERR_INIT_FINALIZE() macro here */
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if (NULL == version || NULL == subversion) {
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/* Note that we have to check and see if we have
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previously called MPI_INIT or not. If so, use the
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normal OMPI_ERRHANDLER_INVOKE, because the user may
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have changed the default errhandler on MPI_COMM_WORLD.
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If we have not invoked MPI_INIT, then just abort
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(i.e., use a NULL communicator, which will end up at the
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default errhandler, which is abort). */
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if (ompi_mpi_initialized && !ompi_mpi_finalized) {
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return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_ARG,
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FUNC_NAME);
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} else {
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return OMPI_ERRHANDLER_INVOKE(null, MPI_ERR_ARG,
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FUNC_NAME);
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}
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}
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}
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/* According to the MPI-2 specification */
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*version = 2;
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*subversion = 0;
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return MPI_SUCCESS;
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}
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