log.h

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#ifndef __LOGFILE

#define __LOGFILE

#include <string.h>

#define LOG_MSG_NO_ERROR_VERBOSE 5
#define LOG_MSG_ERROR_VERBOSE 1
#define LOG_MSG_ERROR_SEVERE 0


#define LOG(format, ...) { char buffer[1024]; snprintf(buffer, 1024, format, ## __VA_ARGS__); std::string str = buffer; globalLog.writeLine(str); printf(format, ## __VA_ARGS__); }

#define LOG_MSG(index, format, ...) { if (index <= globalLog.debugLevel) { char buffer[1024]; snprintf(buffer, 1024, format, ## __VA_ARGS__); std::string str = buffer; globalLog.writeLine(str);  printf(format, ## __VA_ARGS__); } }

#define LOG_VERBOSE(format, ...) { if (LOG_MSG_NO_ERROR_VERBOSE <= globalLog.debugLevel) { char buffer[1024]; snprintf(buffer, 1024, format, ## __VA_ARGS__); std::string str = buffer; globalLog.writeLine(str);  printf(format, ## __VA_ARGS__); } }

#define LOG_ERROR(format, ...) { if (LOG_MSG_ERROR_VERBOSE <= globalLog.debugLevel) { char buffer[1024]; snprintf(buffer, 1024, format, ## __VA_ARGS__); std::string str = buffer; globalLog.writeLine(str);  printf(format, ## __VA_ARGS__); } }

#define LOG_ERROR_SEVERE(format, ...) { if (LOG_MSG_ERROR_SEVERE <= globalLog.debugLevel) { char buffer[1024]; snprintf(buffer, 1024, format, ## __VA_ARGS__); std::string str = buffer; globalLog.writeLine(str); printf(format, ## __VA_ARGS__); } }


#define LOG_MSG_LEVEL(index) (index <= globalLog.debugLevel)
#define LOG_INPUT_LEVEL(index) (index <= globalLog.inputLevel)

class CLog
{
 private:
  std::string filename, path;
 public:
  int debugLevel;
  int inputLevel;
  static std::string getTimeAsStr();

  CLog();
  static std::string generateLogname(std::string path);
  void setFilename(std::string filename);
  void writeLine(std::string line, bool append = true);

  void setDebugLevel(int debugLevel);
  void setInputLevel(int inputLevel);
};   


extern CLog globalLog;
                  
#endif