openmpi/ompi/mpi/tool/pvar_session_free.c

/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */
/*
 * Copyright (c) 2012-2013 Los Alamos National Security, LLC. All rights
 *                         reserved.
 * Copyright (c) 2014 Cisco Systems, Inc.  All rights reserved.
 * $COPYRIGHT$
 *
 * Additional copyrights may follow
 *
 * $HEADER$
 */

#include "ompi/mpi/tool/mpit-internal.h"

#if OPAL_HAVE_WEAK_SYMBOLS && OMPI_PROFILING_DEFINES
#pragma weak MPI_T_pvar_session_free = PMPI_T_pvar_session_free
#endif

#if OMPI_PROFILING_DEFINES
#include "ompi/mpi/tool/profile/defines.h"
#endif


int MPI_T_pvar_session_free(MPI_T_pvar_session *session)
{
    int ret = MPI_SUCCESS;

    if (!mpit_is_initialized ()) {
        return MPI_T_ERR_NOT_INITIALIZED;
    }

    /* Check that this is a valid session */
    if (MPI_T_PVAR_SESSION_NULL == *session) {
        ret = MPI_T_ERR_INVALID_SESSION;
    } else {
        OBJ_RELEASE(*session);
        *session = MPI_T_PVAR_SESSION_NULL;
    }

    return ret;
}