103 lines
2.5 KiB
C++
103 lines
2.5 KiB
C++
/*
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This file is part of Daydream Engine.
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Copyright 2014 Adam Byléhn, Tobias Dahl, Simon Holmberg, Viktor Ljung
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Daydream Engine is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Daydream Engine is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with Daydream Engine. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef Logging_h__
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#define Logging_h__
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#ifdef _WIN32
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// http://stackoverflow.com/a/2282433
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#define __func__ __FUNCTION__
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// http://stackoverflow.com/a/8488201
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#define __BASE_FILE__ \
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(strrchr(__FILE__, '/') \
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? strrchr(__FILE__, '/') + 1 \
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: (strrchr(__FILE__, '\\') \
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? strrchr(__FILE__, '\\') + 1 \
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: __FILE__))
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#endif
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#include <iostream>
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#include <limits>
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#include <string>
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#include <cstdio>
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#include <stdarg.h>
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enum _LOG_LEVEL
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{
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LOG_LEVEL_ERROR,
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LOG_LEVEL_INFO,
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LOG_LEVEL_WARNING,
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LOG_LEVEL_DEBUG
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};
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extern _LOG_LEVEL LOG_LEVEL;
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const static char* _LOG_LEVEL_PREFIX[] =
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{
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"EE: ",
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"",
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"WW: ",
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"DD: "
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};
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static void _LOG(_LOG_LEVEL logLevel, const char* file, const char* func, unsigned int line, const char* format, ...)
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{
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if (logLevel > LOG_LEVEL)
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return;
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char* message = nullptr;
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va_list args;
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va_start(args, format);
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size_t size = vsnprintf(message, 0, format, args) + 1;
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va_end(args);
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va_start(args, format);
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message = new char[size];
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vsnprintf(message, size, format, args);
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va_end(args);
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if (logLevel == LOG_LEVEL_ERROR)
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{
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std::cerr << file << ":" << line << " " << func << std::endl;
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std::cerr << _LOG_LEVEL_PREFIX[logLevel] << message << std::endl;
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}
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else
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{
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std::cout << _LOG_LEVEL_PREFIX[logLevel] << message << std::endl;
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}
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delete[] message;
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}
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#define LOG(logLevel, format, ...) \
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_LOG(logLevel, __BASE_FILE__, __func__, __LINE__, format, ##__VA_ARGS__)
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#define LOG_ERROR(format, ...) \
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LOG(LOG_LEVEL_ERROR, format, ##__VA_ARGS__)
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#define LOG_WARNING(format, ...) \
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LOG(LOG_LEVEL_WARNING, format, ##__VA_ARGS__)
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#define LOG_INFO(format, ...) \
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LOG(LOG_LEVEL_INFO, format, ##__VA_ARGS__)
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#define LOG_DEBUG(format, ...) \
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LOG(LOG_LEVEL_DEBUG, format, ##__VA_ARGS__)
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#endif // Logging_h__
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