CoCalc provides the best real-time collaborative environment for Jupyter Notebooks, LaTeX documents, and SageMath, scalable from individual users to large groups and classes!
CoCalc provides the best real-time collaborative environment for Jupyter Notebooks, LaTeX documents, and SageMath, scalable from individual users to large groups and classes!
Path: blob/master/Common/Log/LogManager.h
Views: 1401
// Copyright (C) 2003 Dolphin Project.12// This program is free software: you can redistribute it and/or modify3// it under the terms of the GNU General Public License as published by4// the Free Software Foundation, version 2.0 or later versions.56// This program is distributed in the hope that it will be useful,7// but WITHOUT ANY WARRANTY; without even the implied warranty of8// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the9// GNU General Public License 2.0 for more details.1011// A copy of the GPL 2.0 should have been included with the program.12// If not, see http://www.gnu.org/licenses/1314// Official SVN repository and contact information can be found at15// http://code.google.com/p/dolphin-emu/1617#pragma once1819#include "ppsspp_config.h"2021#include <mutex>22#include <vector>23#include <cstdarg>24#include <cstdio>2526#include "Common/Data/Format/IniFile.h"27#include "Common/CommonFuncs.h"28#include "Common/Log.h"2930#define MAX_MESSAGES 80003132extern const char *hleCurrentThreadName;3334// Struct that listeners can output how they want. For example, on Android we don't want to add35// timestamp or write the level as a string, those already exist.36struct LogMessage {37char timestamp[16];38char header[64]; // Filename/thread/etc. in front.39LogLevel level;40const char *log;41std::string msg; // The actual log message.42};4344// pure virtual interface45class LogListener {46public:47virtual ~LogListener() {}4849virtual void Log(const LogMessage &msg) = 0;50};5152class FileLogListener : public LogListener {53public:54FileLogListener(const char *filename);55~FileLogListener();5657void Log(const LogMessage &msg) override;5859bool IsValid() { if (!fp_) return false; else return true; }60bool IsEnabled() const { return m_enable; }61void SetEnabled(bool enable) { m_enable = enable; }6263const char *GetName() const { return "file"; }6465private:66std::mutex m_log_lock;67FILE *fp_ = nullptr;68bool m_enable;69};7071class OutputDebugStringLogListener : public LogListener {72public:73void Log(const LogMessage &msg) override;74};7576class RingbufferLogListener : public LogListener {77public:78void Log(const LogMessage &msg) override;7980bool IsEnabled() const { return enabled_; }81void SetEnabled(bool enable) { enabled_ = enable; }8283int GetCount() const { return count_ < MAX_LOGS ? count_ : MAX_LOGS; }84const char *TextAt(int i) const { return messages_[(curMessage_ - i - 1) & (MAX_LOGS - 1)].msg.c_str(); }85LogLevel LevelAt(int i) const { return messages_[(curMessage_ - i - 1) & (MAX_LOGS - 1)].level; }8687private:88enum { MAX_LOGS = 128 };89LogMessage messages_[MAX_LOGS];90int curMessage_ = 0;91int count_ = 0;92bool enabled_ = false;93};9495// TODO: A simple buffered log that can be used to display the log in-window96// on Android etc.97// class BufferedLogListener { ... }9899struct LogChannel {100char m_shortName[32]{};101LogLevel level;102bool enabled;103};104105class ConsoleListener;106class StdioListener;107108class LogManager {109private:110LogManager(bool *enabledSetting);111~LogManager();112113// Prevent copies.114LogManager(const LogManager &) = delete;115void operator=(const LogManager &) = delete;116117LogChannel log_[(size_t)Log::NUMBER_OF_LOGS];118FileLogListener *fileLog_ = nullptr;119#if PPSSPP_PLATFORM(WINDOWS)120ConsoleListener *consoleLog_ = nullptr;121#endif122StdioListener *stdioLog_ = nullptr;123OutputDebugStringLogListener *debuggerLog_ = nullptr;124RingbufferLogListener *ringLog_ = nullptr;125static LogManager *logManager_; // Singleton. Ugh.126127std::mutex listeners_lock_;128std::vector<LogListener*> listeners_;129130public:131void AddListener(LogListener *listener);132void RemoveListener(LogListener *listener);133134static u32 GetMaxLevel() { return (u32)MAX_LOGLEVEL; }135static int GetNumChannels() { return (int)Log::NUMBER_OF_LOGS; }136137void LogLine(LogLevel level, Log type,138const char *file, int line, const char *fmt, va_list args);139bool IsEnabled(LogLevel level, Log type);140141LogChannel *GetLogChannel(Log type) {142return &log_[(size_t)type];143}144145void SetLogLevel(Log type, LogLevel level) {146log_[(size_t)type].level = level;147}148149void SetAllLogLevels(LogLevel level) {150for (int i = 0; i < (int)Log::NUMBER_OF_LOGS; ++i) {151log_[i].level = level;152}153}154155void SetEnabled(Log type, bool enable) {156log_[(size_t)type].enabled = enable;157}158159LogLevel GetLogLevel(Log type) {160return log_[(size_t)type].level;161}162163#if PPSSPP_PLATFORM(WINDOWS)164ConsoleListener *GetConsoleListener() const {165return consoleLog_;166}167#endif168169StdioListener *GetStdioListener() const {170return stdioLog_;171}172173OutputDebugStringLogListener *GetDebuggerListener() const {174return debuggerLog_;175}176177RingbufferLogListener *GetRingbufferListener() const {178return ringLog_;179}180181static inline LogManager* GetInstance() {182return logManager_;183}184185static void SetInstance(LogManager *logManager) {186logManager_ = logManager;187}188189static void Init(bool *enabledSetting);190static void Shutdown();191192void ChangeFileLog(const char *filename);193194void SaveConfig(Section *section);195void LoadConfig(const Section *section, bool debugDefaults);196};197198199