63 строки
1.7 KiB
C
63 строки
1.7 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_Comm_disconnect = PMPI_Comm_disconnect
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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_Comm_disconnect";
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int MPI_Comm_disconnect(MPI_Comm *comm)
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{
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if ( MPI_PARAM_CHECK ) {
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OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
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if ( MPI_COMM_NULL == *comm || ompi_comm_invalid (*comm))
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return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_COMM,
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FUNC_NAME);
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}
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if (MPI_COMM_WORLD == *comm || MPI_COMM_SELF == *comm ) {
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return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_COMM, FUNC_NAME);
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}
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if ( OMPI_COMM_IS_DYNAMIC(*comm)) {
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ompi_comm_disconnect_obj *dobj;
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dobj = ompi_comm_disconnect_init (*comm);
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ompi_comm_disconnect_waitall(1, &dobj);
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}
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else {
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(*comm)->c_coll.coll_barrier(*comm);
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}
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ompi_comm_free(comm);
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return MPI_SUCCESS;
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}
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