59 строки
1.9 KiB
C
59 строки
1.9 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 (c) 2006 Cisco Systems, Inc. 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 "ompi/win/win.h"
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#include "ompi/mpi/c/bindings.h"
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#include "ompi/mpi/f77/fint_2_int.h"
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#if OMPI_HAVE_WEAK_SYMBOLS && OMPI_PROFILING_DEFINES
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#pragma weak MPI_Win_c2f = PMPI_Win_c2f
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#endif
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#if OMPI_PROFILING_DEFINES
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#include "ompi/mpi/c/profile/defines.h"
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#endif
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static const char FUNC_NAME[] = "MPI_Win_c2f";
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MPI_Fint MPI_Win_c2f(MPI_Win win)
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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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/* Note that ompi_comm_invalid() explicitly checks for
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MPI_WIN_NULL, but MPI_WIN_C2F is supposed to treat
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MPI_WIN_NULL as a valid communicator (and therefore return
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a valid Fortran handle for it). Hence, this function
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should not return an error if MPI_WIN_NULL is passed in.
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See a big comment in ompi/communicator/communicator.h about
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this (I know that's not win.h, but the issues are related,
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and that's where the explanation is). */
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if (ompi_win_invalid(win) && MPI_WIN_NULL != win) {
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return OMPI_INT_2_FINT(-1);
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}
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}
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return OMPI_INT_2_FINT(win->w_f_to_c_index);
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}
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