61 строка
1.7 KiB
C
61 строка
1.7 KiB
C
/*
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* Copyright (c) 2004-2005 The Trustees of Indiana University.
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* All rights reserved.
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* Copyright (c) 2004-2005 The Trustees of the University of Tennessee.
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* All rights 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 "mpi.h"
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#include "mpi/c/bindings.h"
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#include "communicator/communicator.h"
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#include "errhandler/errhandler.h"
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#if OMPI_HAVE_WEAK_SYMBOLS && OMPI_PROFILING_DEFINES
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#pragma weak MPI_Initialized = PMPI_Initialized
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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_Initialized";
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int MPI_Initialized(int *flag)
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{
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MPI_Comm null = NULL;
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if (MPI_PARAM_CHECK) {
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if (NULL == flag) {
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/* If we have an error, the action that we take depends on
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whether we're currently (after MPI_Init and before
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MPI_Finalize) or not */
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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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/* Pretty simple */
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*flag = ompi_mpi_initialized;
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return MPI_SUCCESS;
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}
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