Method retrieve_setting

src/common/settings.cpp:90–97

}

bool settings_config_file::retrieve_setting(const std::string& key, std::string& value) const {
  auto it = _values.find(key);
  if(it != _values.end()) {
    value = it->second;
    return true;
  }
  return false;
}

settings_config_file& settings_config_file::get() {
  static settings_config_file cfg;