flycast/core/log/LogManager.cpp

278 lines
7.6 KiB
C++

// Copyright 2009 Dolphin Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.
#include "LogManager.h"
#include <algorithm>
#include <cstdarg>
#include <cstring>
#include <locale>
#include <mutex>
#include <ostream>
#include <string>
#include <fstream>
#include "ConsoleListener.h"
#include "InMemoryListener.h"
#include "Log.h"
#include "StringUtil.h"
#include "cfg/cfg.h"
#include "oslib/oslib.h"
#include "stdclass.h"
constexpr size_t MAX_MSGLEN = 1024;
template <typename T>
void OpenFStream(T& fstream, const std::string& filename, std::ios_base::openmode openmode)
{
#ifdef _WIN32
fstream.open(UTF8ToTStr(filename).c_str(), openmode);
#else
fstream.open(filename.c_str(), openmode);
#endif
}
class FileLogListener : public LogListener
{
public:
FileLogListener(const std::string& filename)
{
OpenFStream(m_logfile, filename, std::ios::app);
SetEnable(true);
}
void Log(LogTypes::LOG_LEVELS, const char* msg) override
{
if (!IsEnabled() || !IsValid())
return;
std::lock_guard<std::mutex> lk(m_log_lock);
m_logfile << msg << std::flush;
}
bool IsValid() const { return m_logfile.good(); }
bool IsEnabled() const { return m_enable; }
void SetEnable(bool enable) { m_enable = enable; }
private:
std::mutex m_log_lock;
std::ofstream m_logfile;
bool m_enable;
};
void GenericLog(LogTypes::LOG_LEVELS level, LogTypes::LOG_TYPE type, const char* file, int line,
const char* fmt, ...)
{
va_list args;
va_start(args, fmt);
if (LogManager::GetInstance())
LogManager::GetInstance()->Log(level, type, file, line, fmt, args);
va_end(args);
}
static size_t DeterminePathCutOffPoint()
{
constexpr const char* pattern = "/core/";
#ifdef _WIN32
constexpr const char* pattern2 = "\\core\\";
#endif
std::string path = __FILE__;
std::transform(path.begin(), path.end(), path.begin(),
[](char c) { return std::tolower(c, std::locale::classic()); });
size_t pos = path.find(pattern);
#ifdef _WIN32
if (pos == std::string::npos)
pos = path.find(pattern2);
#endif
if (pos != std::string::npos)
return pos + strlen(pattern);
return 0;
}
LogManager::LogManager()
{
// create log containers
m_log[LogTypes::AICA] = {"AICA", "AICA Audio Emulation"};
m_log[LogTypes::AICA_ARM] = {"AICA_ARM", "AICA ARM Emulation"};
m_log[LogTypes::AUDIO] = {"AUDIO", "Audio Ouput Interface"};
m_log[LogTypes::BOOT] = {"BOOT", "Boot"};
m_log[LogTypes::COMMON] = {"COMMON", "Common"};
m_log[LogTypes::DYNAREC] = {"DYNAREC", "Dynamic Recompiler"};
m_log[LogTypes::FLASHROM] = {"FLASHROM", "FlashROM / EEPROM"};
m_log[LogTypes::GDROM] = {"GDROM", "GD-Rom Drive"};
m_log[LogTypes::HOLLY] = {"HOLLY", "Holly Chipset"};
m_log[LogTypes::INPUT] = {"INPUT", "Input Peripherals"};
m_log[LogTypes::JVS] = {"JVS", "Naomi JVS Protocol"};
m_log[LogTypes::MAPLE] = {"MAPLE", "Maple Bus and Peripherals"};
m_log[LogTypes::INTERPRETER] = {"INTERPRETER", "SH4 Interpreter"};
m_log[LogTypes::MEMORY] = {"MEMORY", "Memory Management"};
m_log[LogTypes::NETWORK] = {"NETWORK", "Naomi Network"};
m_log[LogTypes::PROFILER] = { "PROFILER", "Performance Profiler" };
m_log[LogTypes::VMEM] = {"VMEM", "Virtual Memory Management"};
m_log[LogTypes::MODEM] = {"MODEM", "Modem and Network"};
m_log[LogTypes::NAOMI] = {"NAOMI", "Naomi"};
m_log[LogTypes::PVR] = {"PVR", "GPU Emulation"};
m_log[LogTypes::REIOS] = {"REIOS", "HLE BIOS"};
m_log[LogTypes::RENDERER] = {"RENDERER", "Graphics Renderer"};
m_log[LogTypes::SAVESTATE] = {"SAVESTATE", "Save States"};
m_log[LogTypes::SH4] = {"SH4", "SH4 Modules"};
RegisterListener(LogListener::CONSOLE_LISTENER, new ConsoleListener());
// Set up log listeners
int verbosity = cfgLoadInt("log", "Verbosity", LogTypes::LDEBUG);
// Ensure the verbosity level is valid
if (verbosity < 1)
verbosity = 1;
if (verbosity > MAX_LOGLEVEL)
verbosity = MAX_LOGLEVEL;
SetLogLevel(static_cast<LogTypes::LOG_LEVELS>(verbosity));
if (cfgLoadBool("log", "LogToFile", false))
{
#if defined(__ANDROID__) || defined(__APPLE__) || defined(TARGET_UWP)
std::string logPath = get_writable_data_path("flycast.log");
#else
std::string logPath = "flycast.log";
#endif
FileLogListener *listener = new FileLogListener(logPath);
if (!listener->IsValid())
{
const char *home = nowide::getenv("HOME");
if (home != nullptr)
{
delete listener;
listener = new FileLogListener(home + ("/" + logPath));
}
}
RegisterListener(LogListener::FILE_LISTENER, listener);
EnableListener(LogListener::FILE_LISTENER, true);
}
EnableListener(LogListener::CONSOLE_LISTENER, cfgLoadBool("log", "LogToConsole", true));
// EnableListener(LogListener::LOG_WINDOW_LISTENER, Config::Get(LOGGER_WRITE_TO_WINDOW));
RegisterListener(LogListener::IN_MEMORY_LISTENER, new InMemoryListener());
EnableListener(LogListener::IN_MEMORY_LISTENER, true);
for (LogContainer& container : m_log)
{
container.m_enable = cfgLoadBool("log", container.m_short_name, true);
}
m_path_cutoff_point = DeterminePathCutOffPoint();
}
LogManager::~LogManager()
{
// The log window listener pointer is owned by the GUI code.
delete m_listeners[LogListener::CONSOLE_LISTENER];
delete m_listeners[LogListener::FILE_LISTENER];
delete m_listeners[LogListener::IN_MEMORY_LISTENER];
}
// Return the current time formatted as Minutes:Seconds:Milliseconds
// in the form 00:00:000.
static std::string GetTimeFormatted()
{
u64 now = getTimeMs();
u32 ms = (u32)(now % 1000);
now /= 1000;
u32 seconds = (u32)(now % 60);
now /= 60;
u32 minutes = (u32)now;
return StringFromFormat("%02d:%02d:%03d", minutes, seconds, ms);
}
void LogManager::Log(LogTypes::LOG_LEVELS level, LogTypes::LOG_TYPE type, const char* file,
int line, const char* format, va_list args)
{
return LogWithFullPath(level, type, file + m_path_cutoff_point, line, format, args);
}
void LogManager::LogWithFullPath(LogTypes::LOG_LEVELS level, LogTypes::LOG_TYPE type,
const char* file, int line, const char* format, va_list args)
{
if (!IsEnabled(type, level) || !static_cast<bool>(m_listener_ids))
return;
char temp[MAX_MSGLEN];
CharArrayFromFormatV(temp, MAX_MSGLEN, format, args);
std::string msg =
StringFromFormat("%s %s:%u %c[%s]: %s\n", GetTimeFormatted().c_str(), file,
line, LogTypes::LOG_LEVEL_TO_CHAR[(int)level], GetShortName(type), temp);
for (auto listener_id : m_listener_ids)
if (m_listeners[listener_id])
m_listeners[listener_id]->Log(level, msg.c_str());
}
LogTypes::LOG_LEVELS LogManager::GetLogLevel() const
{
return m_level;
}
void LogManager::SetLogLevel(LogTypes::LOG_LEVELS level)
{
m_level = level;
}
void LogManager::SetEnable(LogTypes::LOG_TYPE type, bool enable)
{
m_log[type].m_enable = enable;
}
bool LogManager::IsEnabled(LogTypes::LOG_TYPE type, LogTypes::LOG_LEVELS level) const
{
return level <= LogTypes::LOG_LEVELS::LWARNING
|| (m_log[type].m_enable && GetLogLevel() >= level);
}
const char* LogManager::GetShortName(LogTypes::LOG_TYPE type) const
{
return m_log[type].m_short_name;
}
const char* LogManager::GetFullName(LogTypes::LOG_TYPE type) const
{
return m_log[type].m_full_name;
}
void LogManager::RegisterListener(LogListener::LISTENER id, LogListener* listener)
{
m_listeners[id] = listener;
}
void LogManager::EnableListener(LogListener::LISTENER id, bool enable)
{
m_listener_ids[id] = enable;
}
bool LogManager::IsListenerEnabled(LogListener::LISTENER id) const
{
return m_listener_ids[id];
}
// Singleton. Ugh.
static LogManager* s_log_manager;
LogManager* LogManager::GetInstance()
{
return s_log_manager;
}
void LogManager::Init()
{
s_log_manager = new LogManager();
}
void LogManager::Shutdown()
{
delete s_log_manager;
s_log_manager = nullptr;
}
// Another singleton
InMemoryListener *InMemoryListener::instance;