/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil ; -*- */
/*
*
* (C) 2001 by Argonne National Laboratory.
* See COPYRIGHT in top-level directory.
*/
#include "mpiimpl.h"
/* -- Begin Profiling Symbol Block for routine MPI_Win_get_errhandler */
#if defined(HAVE_PRAGMA_WEAK)
#pragma weak MPI_Win_get_errhandler = PMPI_Win_get_errhandler
#elif defined(HAVE_PRAGMA_HP_SEC_DEF)
#pragma _HP_SECONDARY_DEF PMPI_Win_get_errhandler MPI_Win_get_errhandler
#elif defined(HAVE_PRAGMA_CRI_DUP)
#pragma _CRI duplicate MPI_Win_get_errhandler as PMPI_Win_get_errhandler
#elif defined(HAVE_WEAK_ATTRIBUTE)
int MPI_Win_get_errhandler(MPI_Win win, MPI_Errhandler * errhandler)
__attribute__ ((weak, alias("PMPI_Win_get_errhandler")));
#endif
/* -- End Profiling Symbol Block */
/* Define MPICH_MPI_FROM_PMPI if weak symbols are not supported to build
the MPI routines */
#ifndef MPICH_MPI_FROM_PMPI
#undef MPI_Win_get_errhandler
#define MPI_Win_get_errhandler PMPI_Win_get_errhandler
#endif
#undef FUNCNAME
#define FUNCNAME MPI_Win_get_errhandler
#undef FCNAME
#define FCNAME MPL_QUOTE(FUNCNAME)
/*@
MPI_Win_get_errhandler - Get the error handler for the MPI RMA window
Input Parameters:
. win - window (handle)
Output Parameters:
. errhandler - error handler currently associated with window (handle)
.N ThreadSafe
.N Fortran
.N Errors
.N MPI_SUCCESS
.N MPI_ERR_WIN
.N MPI_ERR_OTHER
@*/
int MPI_Win_get_errhandler(MPI_Win win, MPI_Errhandler * errhandler)
{
int mpi_errno = MPI_SUCCESS;
MPIR_Win *win_ptr = NULL;
MPIR_FUNC_TERSE_STATE_DECL(MPID_STATE_MPI_WIN_GET_ERRHANDLER);
MPIR_ERRTEST_INITIALIZED_ORDIE();
MPID_THREAD_CS_ENTER(GLOBAL, MPIR_THREAD_GLOBAL_ALLFUNC_MUTEX);
MPIR_FUNC_TERSE_ENTER(MPID_STATE_MPI_WIN_GET_ERRHANDLER);
/* Validate parameters, especially handles needing to be converted */
#ifdef HAVE_ERROR_CHECKING
{
MPID_BEGIN_ERROR_CHECKS;
{
MPIR_ERRTEST_WIN(win, mpi_errno);
}
MPID_END_ERROR_CHECKS;
}
#endif
/* Convert MPI object handles to object pointers */
MPIR_Win_get_ptr(win, win_ptr);
/* Validate parameters and objects (post conversion) */
#ifdef HAVE_ERROR_CHECKING
{
MPID_BEGIN_ERROR_CHECKS;
{
MPIR_ERRTEST_ARGNULL(errhandler, "errhandler", mpi_errno);
/* Validate win_ptr */
MPIR_Win_valid_ptr(win_ptr, mpi_errno);
/* If win_ptr is not valid, it will be reset to null */
if (mpi_errno)
goto fn_fail;
}
MPID_END_ERROR_CHECKS;
}
#endif /* HAVE_ERROR_CHECKING */
/* ... body of routine ... */
MPID_THREAD_CS_ENTER(POBJ, MPIR_THREAD_POBJ_WIN_MUTEX(win_ptr));
if (win_ptr->errhandler) {
*errhandler = win_ptr->errhandler->handle;
MPIR_Errhandler_add_ref(win_ptr->errhandler);
} else {
/* Use the default */
*errhandler = MPI_ERRORS_ARE_FATAL;
}
MPID_THREAD_CS_EXIT(POBJ, MPIR_THREAD_POBJ_WIN_MUTEX(win_ptr));
/* ... end of body of routine ... */
#ifdef HAVE_ERROR_CHECKING
fn_exit:
#endif
MPIR_FUNC_TERSE_EXIT(MPID_STATE_MPI_WIN_GET_ERRHANDLER);
MPID_THREAD_CS_EXIT(GLOBAL, MPIR_THREAD_GLOBAL_ALLFUNC_MUTEX);
return mpi_errno;
/* --BEGIN ERROR HANDLING-- */
#ifdef HAVE_ERROR_CHECKING
fn_fail:
{
mpi_errno =
MPIR_Err_create_code(mpi_errno, MPIR_ERR_RECOVERABLE, FCNAME, __LINE__, MPI_ERR_OTHER,
"**mpi_win_get_errhandler", "**mpi_win_get_errhandler %W %p", win,
errhandler);
}
mpi_errno = MPIR_Err_return_win(win_ptr, FCNAME, mpi_errno);
goto fn_exit;
#endif
/* --END ERROR HANDLING-- */
}