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openmpi/ompi/mpi/c/attr_fn.c
2015-06-23 20:59:57 -07:00

157 строки
5.0 KiB
C

/*
* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
* University Research and Technology
* Corporation. All rights reserved.
* Copyright (c) 2004-2005 The University of Tennessee and The University
* of Tennessee Research Foundation. All rights
* reserved.
* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
* University of Stuttgart. All rights reserved.
* Copyright (c) 2004-2005 The Regents of the University of California.
* All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "ompi_config.h"
#include "ompi/mpi/c/bindings.h"
#include "ompi/communicator/communicator.h"
#include "ompi/datatype/ompi_datatype.h"
#include "ompi/win/win.h"
/*
* Comment to circumvent error-msg of weak-check:
* We do not need #pragma weak in here, as these functions
* do not have a function for the profiling interface.
*/
/*
* Note that these are the back-end functions for MPI_DUP_FN (and
* friends). They have an OMPI_C_* prefix because of weird reasons
* listed in a lengthy comment in mpi.h.
*
* Specifically:
*
* MPI_NULL_DELETE_FN -> OMPI_C_MPI_NULL_DELETE_FN
* MPI_NULL_COPY_FN -> OMPI_C_MPI_NULL_COPY_FN
* MPI_DUP_FN -> OMPI_C_MPI_DUP_FN
*
* MPI_TYPE_NULL_DELETE_FN -> OMPI_C_MPI_TYPE_NULL_DELETE_FN
* MPI_TYPE_NULL_COPY_FN -> OMPI_C_MPI_TYPE_NULL_COPY_FN
* MPI_TYPE_DUP_FN -> OMPI_C_MPI_TYPE_DUP_FN
*
* MPI_COMM_NULL_DELETE_FN -> OMPI_C_MPI_COMM_NULL_DELETE_FN
* MPI_COMM_NULL_COPY_FN -> OMPI_C_MPI_COMM_NULL_COPY_FN
* MPI_COMM_DUP_FN -> OMPI_C_MPI_COMM_DUP_FN
*
* MPI_WIN_NULL_DELETE_FN -> OMPI_C_MPI_WIN_NULL_DELETE_FN
* MPI_WIN_NULL_COPY_FN -> OMPI_C_MPI_WIN_NULL_COPY_FN
* MPI_WIN_DUP_FN -> OMPI_C_MPI_WIN_DUP_FN
*/
int OMPI_C_MPI_TYPE_NULL_DELETE_FN( MPI_Datatype datatype, int type_keyval,
void* attribute_val_out,
void* extra_state )
{
/* Why not all MPI functions are like this ?? */
return MPI_SUCCESS;
}
int OMPI_C_MPI_TYPE_NULL_COPY_FN( MPI_Datatype datatype, int type_keyval,
void* extra_state,
void* attribute_val_in,
void* attribute_val_out,
int* flag )
{
*flag = 0;
return MPI_SUCCESS;
}
int OMPI_C_MPI_TYPE_DUP_FN( MPI_Datatype datatype, int type_keyval,
void* extra_state,
void* attribute_val_in, void* attribute_val_out,
int* flag )
{
*flag = 1;
*(void**)attribute_val_out = attribute_val_in;
return MPI_SUCCESS;
}
int OMPI_C_MPI_WIN_NULL_DELETE_FN( MPI_Win window, int win_keyval,
void* attribute_val_out,
void* extra_state )
{
return MPI_SUCCESS;
}
int OMPI_C_MPI_WIN_NULL_COPY_FN( MPI_Win window, int win_keyval,
void* extra_state,
void* attribute_val_in,
void* attribute_val_out, int* flag )
{
*flag= 0;
return MPI_SUCCESS;
}
int OMPI_C_MPI_WIN_DUP_FN( MPI_Win window, int win_keyval, void* extra_state,
void* attribute_val_in, void* attribute_val_out,
int* flag )
{
*flag = 1;
*(void**)attribute_val_out = attribute_val_in;
return MPI_SUCCESS;
}
int OMPI_C_MPI_COMM_NULL_DELETE_FN( MPI_Comm comm, int comm_keyval,
void* attribute_val_out,
void* extra_state )
{
return MPI_SUCCESS;
}
int OMPI_C_MPI_COMM_NULL_COPY_FN( MPI_Comm comm, int comm_keyval,
void* extra_state,
void* attribute_val_in,
void* attribute_val_out, int* flag )
{
*flag= 0;
return MPI_SUCCESS;
}
int OMPI_C_MPI_COMM_DUP_FN( MPI_Comm comm, int comm_keyval, void* extra_state,
void* attribute_val_in, void* attribute_val_out,
int* flag )
{
*flag = 1;
*(void**)attribute_val_out = attribute_val_in;
return MPI_SUCCESS;
}
int OMPI_C_MPI_NULL_DELETE_FN( MPI_Comm comm, int comm_keyval,
void* attribute_val_out,
void* extra_state )
{
return MPI_SUCCESS;
}
int OMPI_C_MPI_NULL_COPY_FN( MPI_Comm comm, int comm_keyval, void* extra_state,
void* attribute_val_in, void* attribute_val_out,
int* flag )
{
*flag= 0;
return MPI_SUCCESS;
}
int OMPI_C_MPI_DUP_FN( MPI_Comm comm, int comm_keyval, void* extra_state,
void* attribute_val_in, void* attribute_val_out,
int* flag )
{
*flag = 1;
*(void**)attribute_val_out = attribute_val_in;
return MPI_SUCCESS;
}