core/logging.h

   1 #ifndef CORE_LOGGING_H
   2 #define CORE_LOGGING_H
   3
   4 #include <stdio.h>
   5
   6 #include "opthelpers.h"
   7
   8
   9 enum class LogLevel {
  10     Disable,
  11     Error,
  12     Warning,
  13     Trace
  14 };
  15 extern LogLevel gLogLevel;
  16
  17 extern FILE *gLogFile;
  18
  19 #ifdef __USE_MINGW_ANSI_STDIO
  20 [[gnu::format(gnu_printf,3,4)]]
  21 #else
  22 [[gnu::format(printf,3,4)]]
  23 #endif
  24 void al_print(LogLevel level, FILE *logfile, const char *fmt, ...);
  25
  26 #if (!defined(_WIN32) || defined(NDEBUG)) && !defined(__ANDROID__)
  27 #define TRACE(...) do {                                                       \
  28     if(gLogLevel >= LogLevel::Trace) UNLIKELY                                 \
  29         al_print(LogLevel::Trace, gLogFile, __VA_ARGS__);                     \
  30 } while(0)
  31
  32 #define WARN(...) do {                                                        \
  33     if(gLogLevel >= LogLevel::Warning) UNLIKELY                               \
  34         al_print(LogLevel::Warning, gLogFile, __VA_ARGS__);                   \
  35 } while(0)
  36
  37 #define ERR(...) do {                                                         \
  38     if(gLogLevel >= LogLevel::Error) UNLIKELY                                 \
  39         al_print(LogLevel::Error, gLogFile, __VA_ARGS__);                     \
  40 } while(0)
  41
  42 #else
  43
  44 #define TRACE(...) al_print(LogLevel::Trace, gLogFile, __VA_ARGS__)
  45
  46 #define WARN(...) al_print(LogLevel::Warning, gLogFile, __VA_ARGS__)
  47
  48 #define ERR(...) al_print(LogLevel::Error, gLogFile, __VA_ARGS__)
  49 #endif
  50
  51 #endif /* CORE_LOGGING_H */