Files
axyz/include/Engine/Core/Util/Logging.h
T
2015-11-30 11:16:43 +01:00

83 lines
1.7 KiB
C++

#ifndef Logging_h__
#define Logging_h__
#ifdef _WIN32
// http://stackoverflow.com/a/2282433
#define __func__ __FUNCTION__
// http://stackoverflow.com/a/8488201
#define __BASE_FILE__ \
(strrchr(__FILE__, '/') \
? strrchr(__FILE__, '/') + 1 \
: (strrchr(__FILE__, '\\') \
? strrchr(__FILE__, '\\') + 1 \
: __FILE__))
#endif
#include <iostream>
#include <limits>
#include <string>
#include <cstdio>
#include <stdarg.h>
enum _LOG_LEVEL
{
LOG_LEVEL_ERROR,
LOG_LEVEL_INFO,
LOG_LEVEL_WARNING,
LOG_LEVEL_DEBUG
};
extern _LOG_LEVEL LOG_LEVEL;
const static char* _LOG_LEVEL_PREFIX[] =
{
"EE: ",
"",
"WW: ",
"DD: "
};
static void _LOG(_LOG_LEVEL logLevel, const char* file, const char* func, unsigned int line, const char* format, ...)
{
if (logLevel > LOG_LEVEL) {
return;
}
char* message = nullptr;
va_list args;
va_start(args, format);
size_t size = vsnprintf(message, 0, format, args) + 1;
va_end(args);
va_start(args, format);
message = new char[size];
vsnprintf(message, size, format, args);
va_end(args);
if (logLevel == LOG_LEVEL_ERROR) {
std::cerr << file << ":" << line << " " << func << std::endl;
std::cerr << _LOG_LEVEL_PREFIX[logLevel] << message << std::endl;
} else {
std::cout << _LOG_LEVEL_PREFIX[logLevel] << message << std::endl;
}
delete[] message;
}
#define LOG(logLevel, format, ...) \
_LOG(logLevel, __BASE_FILE__, __func__, __LINE__, format, ##__VA_ARGS__)
#define LOG_ERROR(format, ...) \
LOG(LOG_LEVEL_ERROR, format, ##__VA_ARGS__)
#define LOG_WARNING(format, ...) \
LOG(LOG_LEVEL_WARNING, format, ##__VA_ARGS__)
#define LOG_INFO(format, ...) \
LOG(LOG_LEVEL_INFO, format, ##__VA_ARGS__)
#define LOG_DEBUG(format, ...) \
LOG(LOG_LEVEL_DEBUG, format, ##__VA_ARGS__)
#endif // Logging_h__