SGIO.cc

#include "spdlog/spdlog.h"

class SGIO
{
  public:
    SGIO 
    {
      ...
    }
  
#ifdef HAVESPDLOG
    void set_target_to_file(string filename)
    {
      shogun_log = spdlog::rotating_logger_mt("shogunFileLog");
    }
  
    void set_target_to_stdout()
    {
      shogun_log = spdlog::stdout_color_mt("shogunlog");
    }
 
     void set_target_to_stderr()
    {
      shogun_log = spdlog::stderr_color_mt("shogunErrorLog");
    }
#endif
  
 #ifdef HAVESPDLOG
    public:
      ...
      std::shared_ptr<spdlog::logger> shogun_log;
      ...
 #endif
}

void SGIO::message(EMessageType prio, const char* function, const char* file,
		int32_t line, const char *fmt, ... ) const
{
	...
	switch (prio)
	{
		case MSG_GCDEBUG:
		case MSG_DEBUG:
        		shogun_log->debug(str);
        		break;
		case MSG_INFO:
        		shogun_log->info(str);
        		break;
		case MSG_NOTICE:
		case MSG_MESSAGEONLY:
			shogun_log->info(str);
        		break;

		case MSG_WARN:
			if (sg_print_warning)
       				shogun_log->warn(str);
          			break;

		case MSG_ERROR:
        		shogun_log->error(str);
          		break;
		case MSG_CRITICAL:
          		shogun_log->critical(str);
          		break;
		case MSG_ALERT:
		case MSG_EMERGENCY:
			if (sg_print_error)
				shogun_log->error(str);
				throw ShogunException(str);
				break;
		default:
			break;
	}

}