text: //*****************************************************************************
  // Copyright 2017-2020 Intel Corporation
  //
  // Licensed under the Apache License, Version 2.0 (the "License");
  // you may not use this file except in compliance with the License.
  // You may obtain a copy of the License at
  //
  //     http://www.apache.org/licenses/LICENSE-2.0
  //
  // Unless required by applicable law or agreed to in writing, software
  // distributed under the License is distributed on an "AS IS" BASIS,
  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  // See the License for the specific language governing permissions and
  // limitations under the License.
  //*****************************************************************************
  
  #include <plaidml/plaidml++.h>
  
  #include "ngraph/log.hpp"
  #include "ngraph/runtime/plaidml/plaidml_logger.hpp"
  
  namespace
  {
      void logger(void* debug, vai_log_severity severity, const char* message)
      {
          switch (severity)
          {
          case VAI_LOG_SEVERITY_VERBOSE:
          case VAI_LOG_SEVERITY_TRACE:
          case VAI_LOG_SEVERITY_DEBUG:
              if (debug)
              {
                  PLAIDML_DEBUG << message;
              }
              return;
          case VAI_LOG_SEVERITY_INFO:
              // We treat PlaidML info-level logs as nGraph debug-level logs, since we expect that
              // most nGraph users think of PlaidML details as debugging information.
              if (debug)
              {
                  PLAIDML_DEBUG << message;
              }
              return;
          case VAI_LOG_SEVERITY_WARNING: NGRAPH_WARN << message; return;
          case VAI_LOG_SEVERITY_ERROR:
          case VAI_LOG_SEVERITY_FATAL: NGRAPH_ERR << message; return;
          }
      }
  }
  
  void ngraph::runtime::plaidml::configure_plaidml_logger(bool debug)
  {
      vai_set_logger(&logger, reinterpret_cast<void*>(debug ? 1 : 0));
  }
  