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/* -*- 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 (c) 2017 IBM Corporation. All rights reserved.
* Copyright (c) 2020 The University of Tennessee and The University
* of Tennessee Research Foundation. All rights
* reserved.
* Copyright (c) 2021 Amazon.com, Inc. or its affiliates. All Rights
* reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "ompi_config.h"
#include "ompi/mpi/tool/mpit-internal.h"
#if OMPI_BUILD_MPI_PROFILING
#if OPAL_HAVE_WEAK_SYMBOLS
#pragma weak MPI_T_cvar_write = PMPI_T_cvar_write
#endif
#define MPI_T_cvar_write PMPI_T_cvar_write
#endif
int MPI_T_cvar_write (MPI_T_cvar_handle handle, const void *buf)
{
int rc = MPI_SUCCESS;
if (!mpit_is_initialized ()) {
return MPI_T_ERR_NOT_INITIALIZED;
}
if (MPI_PARAM_CHECK && NULL == buf) {
return MPI_T_ERR_INVALID;
}
ompi_mpit_lock ();
do {
if (MCA_BASE_VAR_SCOPE_CONSTANT == handle->var->mbv_scope ||
MCA_BASE_VAR_SCOPE_READONLY == handle->var->mbv_scope) {
rc = MPI_T_ERR_CVAR_SET_NEVER;
break;
}
if (!(MCA_BASE_VAR_FLAG_SETTABLE & handle->var->mbv_flags)) {
rc = MPI_T_ERR_CVAR_SET_NOT_NOW;
break;
}
rc = mca_base_var_set_value(handle->var->mbv_index, buf, sizeof(unsigned long long), MCA_BASE_VAR_SOURCE_SET, NULL);
if (OPAL_SUCCESS != rc) {
rc = MPI_T_ERR_CVAR_SET_NOT_NOW;
}
} while (0);
ompi_mpit_unlock ();
return rc;
}
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