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- #ifndef CORE_LOGGER_H
- #define CORE_LOGGER_H
- #include "utils/ArrayString.h"
- namespace Core::Logger {
- enum class Level { ERROR, WARNING, INFO, DEBUG };
- extern Level level;
- // aborts on critical logging failure
- template<typename... Args>
- void log(Level l, const char* file, int line, const char* start,
- const char* format, Args&&... args) {
- if(Core::Logger::level < l) {
- return;
- }
- Core::ArrayString<2048> s;
- if(s.append(format)) {
- printf(
- "\33[1;31m%s:%d contains an invalid format string\33[39;49m\n",
- file, line);
- } else if(s.format(Core::forward<Args>(args)...)) {
- printf("\33[1;31m%s:%d formatting failed\33[39;49m\n", file, line);
- } else if(fputs(start, stdout) < 0 || s.print() ||
- printf("\33[39;49m\n") <= 0) {
- Core::exitWithHandler(1);
- }
- }
- }
- #if defined(LOG_LEVEL) && LOG_LEVEL >= 1
- #define LOG_ERROR(format, ...) \
- log(Core::Logger::Level::ERROR, __FILE__, __LINE__, "\33[1;31m[ERROR] ", \
- format, __VA_ARGS__);
- #else
- #define LOG_ERROR(format, ...)
- #endif
- #if defined(LOG_LEVEL) && LOG_LEVEL >= 2
- #define LOG_WARNING(format, ...) \
- log(Core::Logger::Level::WARNING, __FILE__, __LINE__, \
- "\33[1;33m[WARNING] ", format, __VA_ARGS__);
- #else
- #define LOG_WARNING(format, ...)
- #endif
- #if defined(LOG_LEVEL) && LOG_LEVEL >= 3
- #define LOG_INFO(format, ...) \
- log(Core::Logger::Level::INFO, __FILE__, __LINE__, "\33[1;37m[INFO] ", \
- format, __VA_ARGS__);
- #else
- #define LOG_INFO(format, ...)
- #endif
- #if defined(LOG_LEVEL) && LOG_LEVEL >= 4
- #define LOG_DEBUG(format, ...) \
- log(Core::Logger::Level::DEBUG, __FILE__, __LINE__, "\33[1;32m[DEBUG] ", \
- format, __VA_ARGS__);
- #else
- #define LOG_DEBUG(format, ...)
- #endif
- #endif
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