Blame src/mpi/rma/win_set_info.c

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/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil ; -*- */
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/*
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 *
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 *  (C) 2008 by Argonne National Laboratory.
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 *      See COPYRIGHT in top-level directory.
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 */
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#include "mpiimpl.h"
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/* -- Begin Profiling Symbol Block for routine MPI_Win_set_info */
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#if defined(HAVE_PRAGMA_WEAK)
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#pragma weak MPI_Win_set_info = PMPI_Win_set_info
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#elif defined(HAVE_PRAGMA_HP_SEC_DEF)
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#pragma _HP_SECONDARY_DEF PMPI_Win_set_info  MPI_Win_set_info
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#elif defined(HAVE_PRAGMA_CRI_DUP)
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#pragma _CRI duplicate MPI_Win_set_info as PMPI_Win_set_info
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#elif defined(HAVE_WEAK_ATTRIBUTE)
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int MPI_Win_set_info(MPI_Win win, MPI_Info info) __attribute__ ((weak, alias("PMPI_Win_set_info")));
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#endif
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/* -- End Profiling Symbol Block */
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/* Define MPICH_MPI_FROM_PMPI if weak symbols are not supported to build
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   the MPI routines */
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#ifndef MPICH_MPI_FROM_PMPI
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#undef MPI_Win_set_info
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#define MPI_Win_set_info PMPI_Win_set_info
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#endif
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#undef FUNCNAME
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#define FUNCNAME MPI_Win_set_info
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#undef FCNAME
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#define FCNAME MPL_QUOTE(FUNCNAME)
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/*@
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MPI_Win_set_info - Set new values for the hints of the window associated with
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win.
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The call is collective on the group of win. The info object may be different on
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each process, but any info entries that an implementation requires to be the
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same on all processes must appear with the same value in each process'' info
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object.
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Input Parameters:
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+ win - window object (handle)
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- info - info argument (handle)
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Notes:
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Some info items that an implementation can use when it creates a window cannot
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easily be changed once the window has been created. Thus, an implementation may
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ignore hints issued in this call that it would have accepted in a creation
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call.
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.N ThreadSafe
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.N Fortran
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.N Errors
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.N MPI_SUCCESS
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.N MPI_ERR_ARG
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.N MPI_ERR_WIN
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.N MPI_ERR_INFO
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.N MPI_ERR_OTHER
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.seealso: MPI_Win_get_info
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@*/
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int MPI_Win_set_info(MPI_Win win, MPI_Info info)
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{
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    int mpi_errno = MPI_SUCCESS;
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    MPIR_Win *win_ptr = NULL;
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    MPIR_Info *info_ptr = NULL;
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    MPIR_FUNC_TERSE_STATE_DECL(MPID_STATE_MPI_WIN_SET_INFO);
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    MPIR_ERRTEST_INITIALIZED_ORDIE();
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    MPID_THREAD_CS_ENTER(GLOBAL, MPIR_THREAD_GLOBAL_ALLFUNC_MUTEX);
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    MPIR_FUNC_TERSE_RMA_ENTER(MPID_STATE_MPI_WIN_SET_INFO);
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    /* Validate parameters, especially handles needing to be converted */
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#ifdef HAVE_ERROR_CHECKING
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    {
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        MPID_BEGIN_ERROR_CHECKS;
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        {
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            MPIR_ERRTEST_INFO(info, mpi_errno);
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        }
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        MPID_END_ERROR_CHECKS;
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    }
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#endif /* HAVE_ERROR_CHECKING */
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    /* Convert MPI object handles to object pointers */
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    MPIR_Win_get_ptr(win, win_ptr);
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    MPIR_Info_get_ptr(info, info_ptr);
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    /* Validate parameters and objects (post conversion) */
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#ifdef HAVE_ERROR_CHECKING
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    {
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        MPID_BEGIN_ERROR_CHECKS;
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        {
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            /* Validate pointers */
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            MPIR_Win_valid_ptr(win_ptr, mpi_errno);
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            if (mpi_errno)
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                goto fn_fail;
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            MPIR_Info_valid_ptr(info_ptr, mpi_errno);
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            if (mpi_errno != MPI_SUCCESS)
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                goto fn_fail;
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        }
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        MPID_END_ERROR_CHECKS;
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    }
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#endif /* HAVE_ERROR_CHECKING */
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    /* ... body of routine ...  */
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    mpi_errno = MPID_Win_set_info(win_ptr, info_ptr);
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    if (mpi_errno != MPI_SUCCESS)
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        goto fn_fail;
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    /* ... end of body of routine ... */
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  fn_exit:
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    MPIR_FUNC_TERSE_RMA_EXIT(MPID_STATE_MPI_WIN_SET_INFO);
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    MPID_THREAD_CS_EXIT(GLOBAL, MPIR_THREAD_GLOBAL_ALLFUNC_MUTEX);
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    return mpi_errno;
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  fn_fail:
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    /* --BEGIN ERROR HANDLING-- */
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#ifdef HAVE_ERROR_CHECKING
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    {
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        mpi_errno =
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            MPIR_Err_create_code(mpi_errno, MPIR_ERR_RECOVERABLE, FCNAME, __LINE__, MPI_ERR_OTHER,
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                                 "**mpi_win_set_info", "**mpi_win_set_info %W %I", win, info);
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    }
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#endif
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    mpi_errno = MPIR_Err_return_win(win_ptr, FCNAME, mpi_errno);
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    goto fn_exit;
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    /* --END ERROR HANDLING-- */
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}