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C++ Compile time logger
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| #pragma once | |
| #include "../util/Singleton.h" | |
| #include "../util/Time.h" | |
| #include <iostream> | |
| #include "../threadPool/Spinlock.h" | |
| using namespace std; | |
| namespace _logger { | |
| static enum LOG_LEVEL { | |
| _TRACE = 0, _DEBUG = 1, _INFO = 2, _WARN = 3, _ERROR = 4, _FATAL = 5, _OFF = 6 | |
| } _LOG_LEVEL; | |
| #if !defined DLOG_LEVEL | |
| #if defined DEBUG_MODE | |
| #define DLOG_LEVEL _TRACE | |
| #else | |
| #define DLOG_LEVEL _OFF | |
| #endif | |
| #else | |
| #if defined DEBUG_MODE | |
| #define DLOG_LEVEL _TRACE | |
| #endif | |
| #endif | |
| static const string LOG_LEVEL_STRING[] = {"TRACE", "DEBUG", "INFO", "WARN", "ERROR", "FATAL", "OFF", "LOG"}; | |
| class Logger : public Singleton<Logger>, public ofstream { | |
| friend class Singleton<Logger>; | |
| public: | |
| void setLogfile(const string &f, const bool append = false) { | |
| this->open(f, append ? std::ofstream::app : std::ofstream::out); | |
| } | |
| template<LOG_LEVEL type, typename T, typename... Args> | |
| void _log(T t, Args... args) { | |
| _CoutSyncSpinlock.lock(); | |
| cout << Time::getLocalTime() << " " << LOG_LEVEL_STRING[type] << " "; | |
| *this << Time::getLocalTime() << " " << LOG_LEVEL_STRING[type] << " "; | |
| __log(t, args...); | |
| cout << "\n"; | |
| *this << endl; | |
| _CoutSyncSpinlock.unlock(); | |
| } | |
| private: | |
| Spinlock _CoutSyncSpinlock; | |
| template<typename T> | |
| void __log(T t) { | |
| cout << (t); | |
| *this << (t); | |
| } | |
| template<typename T, typename... Args> | |
| void __log(T t, Args... args) { | |
| cout << (t); | |
| *this << (t); | |
| __log(args...); | |
| } | |
| ~Logger() { | |
| this->close(); | |
| } | |
| }; | |
| static Logger &logger = Logger::getInstance(); | |
| #ifdef _WIN32 | |
| #define FILE_SEPARATOR '\\' | |
| #else | |
| #define FILE_SEPARATOR '/' | |
| #endif | |
| #define __FILENAME__ (strrchr(__FILE__, FILE_SEPARATOR) ? strrchr(__FILE__, FILE_SEPARATOR) + 1 : __FILE__) | |
| #define LINE_INFO __FILENAME__,":",__LINE__," " | |
| #define trace(...) if (_TRACE >= DLOG_LEVEL) {logger._log<LOG_LEVEL::_TRACE>( LINE_INFO,__VA_ARGS__);} | |
| #define debug(...) if (_DEBUG >= DLOG_LEVEL) {logger._log<LOG_LEVEL::_DEBUG>( LINE_INFO,__VA_ARGS__);} | |
| #define info(...) if (_INFO >= DLOG_LEVEL) {logger._log<LOG_LEVEL::_INFO> ( LINE_INFO,__VA_ARGS__);} | |
| #define warn(...) if (_WARN >= DLOG_LEVEL) {logger._log<LOG_LEVEL::_WARN> ( LINE_INFO,__VA_ARGS__);} | |
| #define error(...) if (_ERROR >= DLOG_LEVEL) {logger._log<LOG_LEVEL::_ERROR>( LINE_INFO,__VA_ARGS__);} | |
| #define fatal(...) if (_FATAL >= DLOG_LEVEL) {logger._log<LOG_LEVEL::_FATAL>( LINE_INFO,__VA_ARGS__);} | |
| } | |
| using namespace _logger; |
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