text: /*
   * Copyright (c) 2018 Samsung Electronics Co., Ltd. All Rights Reserved
   *
   * 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.
   */
  
  /**
   * @file logging.h
   * @brief This file contains Context class for logging.
   * @ingroup COM_AI_RUNTIME
   */
  
  #ifndef __PURE_ARM_COMPUTE_LOGGING_H__
  #define __PURE_ARM_COMPUTE_LOGGING_H__
  
  #include <iostream>
  
  namespace logging
  {
  
  /**
   * @brief class to define Context for logging
   */
  class Context
  {
  public:
    /**
     * @brief Construct default
     */
    Context() : _enabled{false}
    {
      auto env = std::getenv("PURE_ARM_COMPUTE_LOG_ENABLE");
  
      if (env && std::strtol(env, NULL, 0) > 0)
      {
        _enabled = true;
      }
    }
  
  public:
    /**
     * @brief Get @c true if PURE_ARM_COMPUTE_LOG_ENABLE has been set as environment value, otherwise
     * @c false
     * @return @c true if PURE_ARM_COMPUTE_LOG_ENABLE has been set as environment value, otherwise @c
     * false
     */
    bool enabled(void) const { return _enabled; }
  
  private:
    bool _enabled;
  };
  
  /**
   * @brief static Context class for logging
   */
  static Context ctx;
  
  } // namespace logging
  
  #define VERBOSE(name)           \
    if (::logging::ctx.enabled()) \
    std::cout << "[" << #name << "] "
  
  #endif // __PURE_ARM_COMPUTE_LOGGING_H__
  