Logger.hpp

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#pragma once
#include <iostream> // Included to construct ios_base::Init
                    // and avoid segmentation fault on Linux
                    // see https://coderedirect.com/questions/572522/c-segmentation-fault-when-using-cout-in-static-variable-initialization
#include <ostream>
#include <memory>
 
#define LOGERROR(MESSAGE) logger->append(small3d::LogLevel::loggererror, MESSAGE)
 
#define LOGINFO(MESSAGE) logger->append(small3d::LogLevel::loggerinfo, MESSAGE)
 
#if defined(DEBUG) || defined(_DEBUG) || !defined (NDEBUG)
#define LOGDEBUG(MESSAGE) logger->append(small3d::LogLevel::loggerdebug, MESSAGE)
#else
#define LOGDEBUG(MESSAGE)
#endif
 
namespace small3d {
 
  enum class LogLevel {
    loggerinfo, loggerdebug, loggererror
  };
 
  class Logger {
  public:
 
    Logger();
 
    ~Logger();
 
    void append(const LogLevel level, const std::string &message) const;
  };
 
  void initLogger();
 
  void deleteLogger();
}
 
extern std::shared_ptr<small3d::Logger> logger;