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openmpi/ompi/mca/topo/base/topo_base_cart_get.c
Nathan Hjelm 4d92c9989e more c99 updates
This commit does two things. It removes checks for C99 required
headers (stdlib.h, string.h, signal.h, etc). Additionally it removes
definitions for required C99 types (intptr_t, int64_t, int32_t, etc).

Signed-off-by: Nathan Hjelm <hjelmn@me.com>
2015-06-25 10:14:13 -06:00

58 строки
2.1 KiB
C

/*
* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
* University Research and Technology
* Corporation. All rights reserved.
* Copyright (c) 2004-2013 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 (c) 2008 Cisco Systems, Inc. All rights reserved.
* Copyright (c) 2012-2013 Inria. All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "ompi_config.h"
#include <string.h>
#include "ompi/mca/topo/base/base.h"
#include "ompi/communicator/communicator.h"
/*
* function - retrieves Cartesian topology information associated with a
* communicator
*
* @param comm communicator with cartesian structure (handle)
* @param maxdims length of vectors 'dims', 'periods', and 'coords'
* in the calling program (integer)
* @param dims number of processes for each cartesian dimension (array of integer)
* @param periods periodicity (true/false) for each cartesian dimension
* (array of logical)
* @param coords coordinates of calling process in cartesian structure
* (array of integer)
*
* @retval MPI_SUCCESS
*/
int mca_topo_base_cart_get(ompi_communicator_t* comm,
int maxdims,
int *dims,
int *periods,
int *coords)
{
int m = (maxdims <= comm->c_topo->mtc.cart->ndims) ?
maxdims : comm->c_topo->mtc.cart->ndims;
memcpy(dims, comm->c_topo->mtc.cart->dims, m * sizeof(int));
memcpy(periods, comm->c_topo->mtc.cart->periods, m * sizeof(int));
memcpy(coords, comm->c_topo->mtc.cart->coords, m * sizeof(int));
return MPI_SUCCESS;
}