Files
escape-the-dawn/Escape-the-Dawn/logging.h
T
2014-03-11 09:44:25 +01:00

87 lines
1.8 KiB
C++

#ifndef DEBUG_H
#define DEBUG_H
#ifdef _WIN32
#define _CRT_SECURE_NO_WARNINGS
// 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 <stdio.h>
#include <stdarg.h>
enum _LOG_LEVEL
{
LOG_LEVEL_ERROR,
LOG_LEVEL_WARNING,
LOG_LEVEL_INFO,
LOG_LEVEL_DEBUG
};
#ifdef DEBUG
static _LOG_LEVEL LOG_LEVEL = LOG_LEVEL_DEBUG;
#else
static _LOG_LEVEL LOG_LEVEL = LOG_LEVEL_INFO;
#endif
const static char* _LOG_LEVEL_PREFIX[] =
{
"E: ",
"W: ",
"",
"D: "
};
static void _LOG(_LOG_LEVEL logLevel, char* file, char* func, unsigned int line, const char* format, ...)
{
if (logLevel > LOG_LEVEL)
return;
va_list args;
va_start(args, format);
char* message = nullptr;
size_t size = vsnprintf(message, 0, format, args);
message = new char[size+1];
message[size] = '\0';
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