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/*
* Copyright (c) 2004-2007 The Trustees of Indiana University and Indiana
* University Research and Technology
* Corporation. All rights reserved.
* Copyright (c) 2004-2020 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) 2015 Research Organization for Information Science
* and Technology (RIST). All rights reserved.
* Copyright (c) 2015 Intel, Inc. All rights reserved
* Copyright (c) 2018 Cisco Systems, Inc. All rights reserved
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "ompi_config.h"
#include <stdio.h>
#include "ompi/mpi/c/bindings.h"
#include "ompi/runtime/params.h"
#include "ompi/communicator/communicator.h"
#include "ompi/errhandler/errhandler.h"
#if OMPI_BUILD_MPI_PROFILING
#if OPAL_HAVE_WEAK_SYMBOLS
#pragma weak MPI_Get_version = PMPI_Get_version
#endif
#define MPI_Get_version PMPI_Get_version
#endif
static const char FUNC_NAME[] = "MPI_Get_version";
int MPI_Get_version(int *version, int *subversion)
{
if (MPI_PARAM_CHECK) {
/* Per MPI-2:3.1, this function can be invoked before
MPI_INIT, so we don't invoke the normal
MPI_ERR_INIT_FINALIZE() macro here */
if (NULL == version || NULL == subversion) {
/* Note that we have to check and see if we have
previously called MPI_INIT or not. If so, use the
normal OMPI_ERRHANDLER_INVOKE, because the user may
have changed the default errhandler on MPI_COMM_WORLD.
If we have not invoked MPI_INIT, then just abort
(i.e., use a NULL communicator, which will end up at the
default errhandler, which is abort). */
int32_t state = ompi_mpi_state;
if (state >= OMPI_MPI_STATE_INIT_COMPLETED &&
state < OMPI_MPI_STATE_FINALIZE_PAST_COMM_SELF_DESTRUCT) {
return OMPI_ERRHANDLER_NOHANDLE_INVOKE(MPI_ERR_ARG,
FUNC_NAME);
} else {
/* We have no MPI object here so call ompi_errhandle_invoke
* directly */
return ompi_errhandler_invoke(NULL, NULL, -1,
ompi_errcode_get_mpi_code(MPI_ERR_ARG),
FUNC_NAME);
}
}
}
/* According to the MPI-2 specification */
*version = MPI_VERSION;
*subversion = MPI_SUBVERSION;
return MPI_SUCCESS;
}
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