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New logging system

This commit is contained in:
Yuri Kunde Schlesner 2014-10-28 05:36:00 -02:00
parent 04b1f2936c
commit 616d874443
14 changed files with 743 additions and 74 deletions

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@ -2,8 +2,12 @@
// Licensed under GPLv2 // Licensed under GPLv2
// Refer to the license.txt file included. // Refer to the license.txt file included.
#include <thread>
#include "common/common.h" #include "common/common.h"
#include "common/log_manager.h" #include "common/logging/text_formatter.h"
#include "common/logging/backend.h"
#include "common/scope_exit.h"
#include "core/settings.h" #include "core/settings.h"
#include "core/system.h" #include "core/system.h"
@ -15,7 +19,12 @@
/// Application entry point /// Application entry point
int __cdecl main(int argc, char **argv) { int __cdecl main(int argc, char **argv) {
LogManager::Init(); std::shared_ptr<Log::Logger> logger = Log::InitGlobalLogger();
std::thread logging_thread(Log::TextLoggingLoop, logger);
SCOPE_EXIT({
logger->Close();
logging_thread.join();
});
if (argc < 2) { if (argc < 2) {
ERROR_LOG(BOOT, "Failed to load ROM: No ROM specified"); ERROR_LOG(BOOT, "Failed to load ROM: No ROM specified");
@ -24,9 +33,6 @@ int __cdecl main(int argc, char **argv) {
Config config; Config config;
if (!Settings::values.enable_log)
LogManager::Shutdown();
std::string boot_filename = argv[1]; std::string boot_filename = argv[1];
EmuWindow_GLFW* emu_window = new EmuWindow_GLFW; EmuWindow_GLFW* emu_window = new EmuWindow_GLFW;

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@ -1,3 +1,5 @@
#include <thread>
#include <QtGui> #include <QtGui>
#include <QDesktopWidget> #include <QDesktopWidget>
#include <QFileDialog> #include <QFileDialog>
@ -5,8 +7,13 @@
#include "main.hxx" #include "main.hxx"
#include "common/common.h" #include "common/common.h"
#include "common/platform.h"
#include "common/log_manager.h" #include "common/log_manager.h"
#include "common/logging/text_formatter.h"
#include "common/logging/log.h"
#include "common/logging/backend.h"
#include "common/platform.h"
#include "common/scope_exit.h"
#if EMU_PLATFORM == PLATFORM_LINUX #if EMU_PLATFORM == PLATFORM_LINUX
#include <unistd.h> #include <unistd.h>
#endif #endif
@ -33,10 +40,8 @@
#include "version.h" #include "version.h"
GMainWindow::GMainWindow() GMainWindow::GMainWindow()
{ {
LogManager::Init();
Pica::g_debug_context = Pica::DebugContext::Construct(); Pica::g_debug_context = Pica::DebugContext::Construct();
@ -271,6 +276,13 @@ void GMainWindow::closeEvent(QCloseEvent* event)
int __cdecl main(int argc, char* argv[]) int __cdecl main(int argc, char* argv[])
{ {
std::shared_ptr<Log::Logger> logger = Log::InitGlobalLogger();
std::thread logging_thread(Log::TextLoggingLoop, logger);
SCOPE_EXIT({
logger->Close();
logging_thread.join();
});
QApplication::setAttribute(Qt::AA_X11InitThreads); QApplication::setAttribute(Qt::AA_X11InitThreads);
QApplication app(argc, argv); QApplication app(argc, argv);
GMainWindow main_window; GMainWindow main_window;

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@ -11,6 +11,8 @@ set(SRCS
hash.cpp hash.cpp
key_map.cpp key_map.cpp
log_manager.cpp log_manager.cpp
logging/text_formatter.cpp
logging/backend.cpp
math_util.cpp math_util.cpp
mem_arena.cpp mem_arena.cpp
memory_util.cpp memory_util.cpp
@ -32,6 +34,7 @@ set(HEADERS
common_funcs.h common_funcs.h
common_paths.h common_paths.h
common_types.h common_types.h
concurrent_ring_buffer.h
console_listener.h console_listener.h
cpu_detect.h cpu_detect.h
debug_interface.h debug_interface.h
@ -45,6 +48,9 @@ set(HEADERS
linear_disk_cache.h linear_disk_cache.h
log.h log.h
log_manager.h log_manager.h
logging/text_formatter.h
logging/log.h
logging/backend.h
math_util.h math_util.h
mem_arena.h mem_arena.h
memory_util.h memory_util.h

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@ -41,8 +41,6 @@ typedef std::int64_t s64; ///< 64-bit signed int
typedef float f32; ///< 32-bit floating point typedef float f32; ///< 32-bit floating point
typedef double f64; ///< 64-bit floating point typedef double f64; ///< 64-bit floating point
#include "common/common.h"
/// Union for fast 16-bit type casting /// Union for fast 16-bit type casting
union t16 { union t16 {
u8 _u8[2]; ///< 8-bit unsigned char(s) u8 _u8[2]; ///< 8-bit unsigned char(s)

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@ -0,0 +1,164 @@
// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.
#pragma once
#include <array>
#include <condition_variable>
#include <cstdint>
#include <mutex>
#include <thread>
#include "common/common.h" // for NonCopyable
#include "common/log.h" // for _dbg_assert_
namespace Common {
/**
* A MPMC (Multiple-Producer Multiple-Consumer) concurrent ring buffer. This data structure permits
* multiple threads to push and pop from a queue of bounded size.
*/
template <typename T, size_t ArraySize>
class ConcurrentRingBuffer : private NonCopyable {
public:
/// Value returned by the popping functions when the queue has been closed.
static const size_t QUEUE_CLOSED = -1;
ConcurrentRingBuffer() {}
~ConcurrentRingBuffer() {
// If for whatever reason the queue wasn't completely drained, destroy the left over items.
for (size_t i = reader_index, end = writer_index; i != end; i = (i + 1) % ArraySize) {
Data()[i].~T();
}
}
/**
* Pushes a value to the queue. If the queue is full, this method will block. Does nothing if
* the queue is closed.
*/
void Push(T val) {
std::unique_lock<std::mutex> lock(mutex);
if (closed) {
return;
}
// If the buffer is full, wait
writer.wait(lock, [&]{
return (writer_index + 1) % ArraySize != reader_index;
});
T* item = &Data()[writer_index];
new (item) T(std::move(val));
writer_index = (writer_index + 1) % ArraySize;
// Wake up waiting readers
lock.unlock();
reader.notify_one();
}
/**
* Pops up to `dest_len` items from the queue, storing them in `dest`. This function will not
* block, and might return 0 values if there are no elements in the queue when it is called.
*
* @return The number of elements stored in `dest`. If the queue has been closed, returns
* `QUEUE_CLOSED`.
*/
size_t Pop(T* dest, size_t dest_len) {
std::unique_lock<std::mutex> lock(mutex);
if (closed && !CanRead()) {
return QUEUE_CLOSED;
}
return PopInternal(dest, dest_len);
}
/**
* Pops up to `dest_len` items from the queue, storing them in `dest`. This function will block
* if there are no elements in the queue when it is called.
*
* @return The number of elements stored in `dest`. If the queue has been closed, returns
* `QUEUE_CLOSED`.
*/
size_t BlockingPop(T* dest, size_t dest_len) {
std::unique_lock<std::mutex> lock(mutex);
if (closed && !CanRead()) {
return QUEUE_CLOSED;
}
while (!CanRead()) {
reader.wait(lock);
if (closed && !CanRead()) {
return QUEUE_CLOSED;
}
}
_dbg_assert_(Common, CanRead());
return PopInternal(dest, dest_len);
}
/**
* Closes the queue. After calling this method, `Push` operations won't have any effect, and
* `PopMany` and `PopManyBlock` will start returning `QUEUE_CLOSED`. This is intended to allow
* a graceful shutdown of all consumers.
*/
void Close() {
std::unique_lock<std::mutex> lock(mutex);
closed = true;
// We need to wake up any reader that are waiting for an item that will never come.
lock.unlock();
reader.notify_all();
}
/// Returns true if `Close()` has been called.
bool IsClosed() const {
return closed;
}
private:
size_t PopInternal(T* dest, size_t dest_len) {
size_t output_count = 0;
while (output_count < dest_len && CanRead()) {
_dbg_assert_(Common, CanRead());
T* item = &Data()[reader_index];
T out_val = std::move(*item);
item->~T();
size_t prev_index = (reader_index + ArraySize - 1) % ArraySize;
reader_index = (reader_index + 1) % ArraySize;
if (writer_index == prev_index) {
writer.notify_one();
}
dest[output_count++] = std::move(out_val);
}
return output_count;
}
bool CanRead() const {
return reader_index != writer_index;
}
T* Data() {
return static_cast<T*>(static_cast<void*>(&storage));
}
/// Storage for entries
typename std::aligned_storage<ArraySize * sizeof(T),
std::alignment_of<T>::value>::type storage;
/// Data is valid in the half-open interval [reader, writer). If they are `QUEUE_CLOSED` then the
/// queue has been closed.
size_t writer_index = 0, reader_index = 0;
// True if the queue has been closed.
bool closed = false;
/// Mutex that protects the entire data structure.
std::mutex mutex;
/// Signaling wakes up reader which is waiting for storage to be non-empty.
std::condition_variable reader;
/// Signaling wakes up writer which is waiting for storage to be non-full.
std::condition_variable writer;
};
} // namespace

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@ -6,6 +6,7 @@
#include "common/common_funcs.h" #include "common/common_funcs.h"
#include "common/msg_handler.h" #include "common/msg_handler.h"
#include "common/logging/log.h"
#ifndef LOGGING #ifndef LOGGING
#define LOGGING #define LOGGING
@ -24,45 +25,45 @@ namespace LogTypes
{ {
enum LOG_TYPE { enum LOG_TYPE {
ACTIONREPLAY, //ACTIONREPLAY,
AUDIO, //AUDIO,
AUDIO_INTERFACE, //AUDIO_INTERFACE,
BOOT, BOOT,
COMMANDPROCESSOR, //COMMANDPROCESSOR,
COMMON, COMMON,
CONSOLE, //CONSOLE,
CONFIG, CONFIG,
DISCIO, //DISCIO,
FILEMON, //FILEMON,
DSPHLE, //DSPHLE,
DSPLLE, //DSPLLE,
DSP_MAIL, //DSP_MAIL,
DSPINTERFACE, //DSPINTERFACE,
DVDINTERFACE, //DVDINTERFACE,
DYNA_REC, //DYNA_REC,
EXPANSIONINTERFACE, //EXPANSIONINTERFACE,
GDB_STUB, //GDB_STUB,
ARM11, ARM11,
GSP, GSP,
OSHLE, OSHLE,
MASTER_LOG, MASTER_LOG,
MEMMAP, MEMMAP,
MEMCARD_MANAGER, //MEMCARD_MANAGER,
OSREPORT, //OSREPORT,
PAD, //PAD,
PROCESSORINTERFACE, //PROCESSORINTERFACE,
PIXELENGINE, //PIXELENGINE,
SERIALINTERFACE, //SERIALINTERFACE,
SP1, //SP1,
STREAMINGINTERFACE, //STREAMINGINTERFACE,
VIDEO, VIDEO,
VIDEOINTERFACE, //VIDEOINTERFACE,
LOADER, LOADER,
FILESYS, FILESYS,
WII_IPC_DVD, //WII_IPC_DVD,
WII_IPC_ES, //WII_IPC_ES,
WII_IPC_FILEIO, //WII_IPC_FILEIO,
WII_IPC_HID, //WII_IPC_HID,
KERNEL, KERNEL,
SVC, SVC,
HLE, HLE,
@ -70,7 +71,7 @@ enum LOG_TYPE {
GPU, GPU,
HW, HW,
TIME, TIME,
NETPLAY, //NETPLAY,
GUI, GUI,
NUMBER_OF_LOGS // Must be last NUMBER_OF_LOGS // Must be last
@ -118,12 +119,19 @@ void GenericLog(LOGTYPES_LEVELS level, LOGTYPES_TYPE type, const char*file, int
GenericLog(v, t, __FILE__, __LINE__, __func__, __VA_ARGS__); \ GenericLog(v, t, __FILE__, __LINE__, __func__, __VA_ARGS__); \
} }
#define OS_LOG(t,...) do { GENERIC_LOG(LogTypes::t, LogTypes::LOS, __VA_ARGS__) } while (0) //#define OS_LOG(t,...) do { GENERIC_LOG(LogTypes::t, LogTypes::LOS, __VA_ARGS__) } while (0)
#define ERROR_LOG(t,...) do { GENERIC_LOG(LogTypes::t, LogTypes::LERROR, __VA_ARGS__) } while (0) //#define ERROR_LOG(t,...) do { GENERIC_LOG(LogTypes::t, LogTypes::LERROR, __VA_ARGS__) } while (0)
#define WARN_LOG(t,...) do { GENERIC_LOG(LogTypes::t, LogTypes::LWARNING, __VA_ARGS__) } while (0) //#define WARN_LOG(t,...) do { GENERIC_LOG(LogTypes::t, LogTypes::LWARNING, __VA_ARGS__) } while (0)
#define NOTICE_LOG(t,...) do { GENERIC_LOG(LogTypes::t, LogTypes::LNOTICE, __VA_ARGS__) } while (0) //#define NOTICE_LOG(t,...) do { GENERIC_LOG(LogTypes::t, LogTypes::LNOTICE, __VA_ARGS__) } while (0)
#define INFO_LOG(t,...) do { GENERIC_LOG(LogTypes::t, LogTypes::LINFO, __VA_ARGS__) } while (0) //#define INFO_LOG(t,...) do { GENERIC_LOG(LogTypes::t, LogTypes::LINFO, __VA_ARGS__) } while (0)
#define DEBUG_LOG(t,...) do { GENERIC_LOG(LogTypes::t, LogTypes::LDEBUG, __VA_ARGS__) } while (0) //#define DEBUG_LOG(t,...) do { GENERIC_LOG(LogTypes::t, LogTypes::LDEBUG, __VA_ARGS__) } while (0)
#define OS_LOG(t,...) LOG_INFO(Common, __VA_ARGS__)
#define ERROR_LOG(t,...) LOG_ERROR(Common_Filesystem, __VA_ARGS__)
#define WARN_LOG(t,...) LOG_WARNING(Kernel_SVC, __VA_ARGS__)
#define NOTICE_LOG(t,...) LOG_INFO(Service, __VA_ARGS__)
#define INFO_LOG(t,...) LOG_INFO(Service_FS, __VA_ARGS__)
#define DEBUG_LOG(t,...) LOG_DEBUG(Common, __VA_ARGS__)
#if MAX_LOGLEVEL >= DEBUG_LEVEL #if MAX_LOGLEVEL >= DEBUG_LEVEL
#define _dbg_assert_(_t_, _a_) \ #define _dbg_assert_(_t_, _a_) \

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@ -30,49 +30,49 @@ LogManager::LogManager()
m_Log[LogTypes::BOOT] = new LogContainer("BOOT", "Boot"); m_Log[LogTypes::BOOT] = new LogContainer("BOOT", "Boot");
m_Log[LogTypes::COMMON] = new LogContainer("COMMON", "Common"); m_Log[LogTypes::COMMON] = new LogContainer("COMMON", "Common");
m_Log[LogTypes::CONFIG] = new LogContainer("CONFIG", "Configuration"); m_Log[LogTypes::CONFIG] = new LogContainer("CONFIG", "Configuration");
m_Log[LogTypes::DISCIO] = new LogContainer("DIO", "Disc IO"); //m_Log[LogTypes::DISCIO] = new LogContainer("DIO", "Disc IO");
m_Log[LogTypes::FILEMON] = new LogContainer("FileMon", "File Monitor"); //m_Log[LogTypes::FILEMON] = new LogContainer("FileMon", "File Monitor");
m_Log[LogTypes::PAD] = new LogContainer("PAD", "Pad"); //m_Log[LogTypes::PAD] = new LogContainer("PAD", "Pad");
m_Log[LogTypes::PIXELENGINE] = new LogContainer("PE", "PixelEngine"); //m_Log[LogTypes::PIXELENGINE] = new LogContainer("PE", "PixelEngine");
m_Log[LogTypes::COMMANDPROCESSOR] = new LogContainer("CP", "CommandProc"); //m_Log[LogTypes::COMMANDPROCESSOR] = new LogContainer("CP", "CommandProc");
m_Log[LogTypes::VIDEOINTERFACE] = new LogContainer("VI", "VideoInt"); //m_Log[LogTypes::VIDEOINTERFACE] = new LogContainer("VI", "VideoInt");
m_Log[LogTypes::SERIALINTERFACE] = new LogContainer("SI", "SerialInt"); //m_Log[LogTypes::SERIALINTERFACE] = new LogContainer("SI", "SerialInt");
m_Log[LogTypes::PROCESSORINTERFACE] = new LogContainer("PI", "ProcessorInt"); //m_Log[LogTypes::PROCESSORINTERFACE] = new LogContainer("PI", "ProcessorInt");
m_Log[LogTypes::MEMMAP] = new LogContainer("MI", "MI & memmap"); m_Log[LogTypes::MEMMAP] = new LogContainer("MI", "MI & memmap");
m_Log[LogTypes::SP1] = new LogContainer("SP1", "Serial Port 1"); //m_Log[LogTypes::SP1] = new LogContainer("SP1", "Serial Port 1");
m_Log[LogTypes::STREAMINGINTERFACE] = new LogContainer("Stream", "StreamingInt"); //m_Log[LogTypes::STREAMINGINTERFACE] = new LogContainer("Stream", "StreamingInt");
m_Log[LogTypes::DSPINTERFACE] = new LogContainer("DSP", "DSPInterface"); //m_Log[LogTypes::DSPINTERFACE] = new LogContainer("DSP", "DSPInterface");
m_Log[LogTypes::DVDINTERFACE] = new LogContainer("DVD", "DVDInterface"); //m_Log[LogTypes::DVDINTERFACE] = new LogContainer("DVD", "DVDInterface");
m_Log[LogTypes::GSP] = new LogContainer("GSP", "GSP"); m_Log[LogTypes::GSP] = new LogContainer("GSP", "GSP");
m_Log[LogTypes::EXPANSIONINTERFACE] = new LogContainer("EXI", "ExpansionInt"); //m_Log[LogTypes::EXPANSIONINTERFACE] = new LogContainer("EXI", "ExpansionInt");
m_Log[LogTypes::GDB_STUB] = new LogContainer("GDB_STUB", "GDB Stub"); //m_Log[LogTypes::GDB_STUB] = new LogContainer("GDB_STUB", "GDB Stub");
m_Log[LogTypes::AUDIO_INTERFACE] = new LogContainer("AI", "AudioInt"); //m_Log[LogTypes::AUDIO_INTERFACE] = new LogContainer("AI", "AudioInt");
m_Log[LogTypes::ARM11] = new LogContainer("ARM11", "ARM11"); m_Log[LogTypes::ARM11] = new LogContainer("ARM11", "ARM11");
m_Log[LogTypes::OSHLE] = new LogContainer("HLE", "HLE"); m_Log[LogTypes::OSHLE] = new LogContainer("HLE", "HLE");
m_Log[LogTypes::DSPHLE] = new LogContainer("DSPHLE", "DSP HLE"); //m_Log[LogTypes::DSPHLE] = new LogContainer("DSPHLE", "DSP HLE");
m_Log[LogTypes::DSPLLE] = new LogContainer("DSPLLE", "DSP LLE"); //m_Log[LogTypes::DSPLLE] = new LogContainer("DSPLLE", "DSP LLE");
m_Log[LogTypes::DSP_MAIL] = new LogContainer("DSPMails", "DSP Mails"); //m_Log[LogTypes::DSP_MAIL] = new LogContainer("DSPMails", "DSP Mails");
m_Log[LogTypes::VIDEO] = new LogContainer("Video", "Video Backend"); m_Log[LogTypes::VIDEO] = new LogContainer("Video", "Video Backend");
m_Log[LogTypes::AUDIO] = new LogContainer("Audio", "Audio Emulator"); //m_Log[LogTypes::AUDIO] = new LogContainer("Audio", "Audio Emulator");
m_Log[LogTypes::DYNA_REC] = new LogContainer("JIT", "JIT"); //m_Log[LogTypes::DYNA_REC] = new LogContainer("JIT", "JIT");
m_Log[LogTypes::CONSOLE] = new LogContainer("CONSOLE", "Dolphin Console"); //m_Log[LogTypes::CONSOLE] = new LogContainer("CONSOLE", "Dolphin Console");
m_Log[LogTypes::OSREPORT] = new LogContainer("OSREPORT", "OSReport"); //m_Log[LogTypes::OSREPORT] = new LogContainer("OSREPORT", "OSReport");
m_Log[LogTypes::TIME] = new LogContainer("Time", "Core Timing"); m_Log[LogTypes::TIME] = new LogContainer("Time", "Core Timing");
m_Log[LogTypes::LOADER] = new LogContainer("Loader", "Loader"); m_Log[LogTypes::LOADER] = new LogContainer("Loader", "Loader");
m_Log[LogTypes::FILESYS] = new LogContainer("FileSys", "File System"); m_Log[LogTypes::FILESYS] = new LogContainer("FileSys", "File System");
m_Log[LogTypes::WII_IPC_HID] = new LogContainer("WII_IPC_HID", "WII IPC HID"); //m_Log[LogTypes::WII_IPC_HID] = new LogContainer("WII_IPC_HID", "WII IPC HID");
m_Log[LogTypes::KERNEL] = new LogContainer("KERNEL", "KERNEL HLE"); m_Log[LogTypes::KERNEL] = new LogContainer("KERNEL", "KERNEL HLE");
m_Log[LogTypes::WII_IPC_DVD] = new LogContainer("WII_IPC_DVD", "WII IPC DVD"); //m_Log[LogTypes::WII_IPC_DVD] = new LogContainer("WII_IPC_DVD", "WII IPC DVD");
m_Log[LogTypes::WII_IPC_ES] = new LogContainer("WII_IPC_ES", "WII IPC ES"); //m_Log[LogTypes::WII_IPC_ES] = new LogContainer("WII_IPC_ES", "WII IPC ES");
m_Log[LogTypes::WII_IPC_FILEIO] = new LogContainer("WII_IPC_FILEIO", "WII IPC FILEIO"); //m_Log[LogTypes::WII_IPC_FILEIO] = new LogContainer("WII_IPC_FILEIO", "WII IPC FILEIO");
m_Log[LogTypes::RENDER] = new LogContainer("RENDER", "RENDER"); m_Log[LogTypes::RENDER] = new LogContainer("RENDER", "RENDER");
m_Log[LogTypes::GPU] = new LogContainer("GPU", "GPU"); m_Log[LogTypes::GPU] = new LogContainer("GPU", "GPU");
m_Log[LogTypes::SVC] = new LogContainer("SVC", "Supervisor Call HLE"); m_Log[LogTypes::SVC] = new LogContainer("SVC", "Supervisor Call HLE");
m_Log[LogTypes::HLE] = new LogContainer("HLE", "High Level Emulation"); m_Log[LogTypes::HLE] = new LogContainer("HLE", "High Level Emulation");
m_Log[LogTypes::HW] = new LogContainer("HW", "Hardware"); m_Log[LogTypes::HW] = new LogContainer("HW", "Hardware");
m_Log[LogTypes::ACTIONREPLAY] = new LogContainer("ActionReplay", "ActionReplay"); //m_Log[LogTypes::ACTIONREPLAY] = new LogContainer("ActionReplay", "ActionReplay");
m_Log[LogTypes::MEMCARD_MANAGER] = new LogContainer("MemCard Manager", "MemCard Manager"); //m_Log[LogTypes::MEMCARD_MANAGER] = new LogContainer("MemCard Manager", "MemCard Manager");
m_Log[LogTypes::NETPLAY] = new LogContainer("NETPLAY", "Netplay"); //m_Log[LogTypes::NETPLAY] = new LogContainer("NETPLAY", "Netplay");
m_Log[LogTypes::GUI] = new LogContainer("GUI", "GUI"); m_Log[LogTypes::GUI] = new LogContainer("GUI", "GUI");
m_fileLog = new FileLogListener(FileUtil::GetUserPath(F_MAINLOG_IDX).c_str()); m_fileLog = new FileLogListener(FileUtil::GetUserPath(F_MAINLOG_IDX).c_str());

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@ -0,0 +1,151 @@
// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.
#include <algorithm>
#include "common/log.h" // For _dbg_assert_
#include "common/logging/backend.h"
#include "common/logging/log.h"
#include "common/logging/text_formatter.h"
namespace Log {
static std::shared_ptr<Logger> global_logger;
/// Macro listing all log classes. Code should define CLS and SUB as desired before invoking this.
#define ALL_LOG_CLASSES() \
CLS(Log) \
CLS(Common) \
SUB(Common, Filesystem) \
SUB(Common, Memory) \
CLS(Core) \
SUB(Core, ARM11) \
CLS(Config) \
CLS(Debug) \
SUB(Debug, Emulated) \
SUB(Debug, GPU) \
SUB(Debug, Breakpoint) \
CLS(Kernel) \
SUB(Kernel, SVC) \
CLS(Service) \
SUB(Service, SRV) \
SUB(Service, FS) \
SUB(Service, APT) \
SUB(Service, GSP) \
SUB(Service, AC) \
SUB(Service, PTM) \
SUB(Service, CFG) \
SUB(Service, DSP) \
SUB(Service, HID) \
CLS(HW) \
SUB(HW, Memory) \
SUB(HW, GPU) \
CLS(Frontend) \
CLS(Render) \
SUB(Render, Software) \
SUB(Render, OpenGL) \
CLS(Loader)
Logger::Logger() {
// Register logging classes so that they can be queried at runtime
size_t parent_class;
all_classes.reserve((size_t)Class::Count);
#define CLS(x) \
all_classes.push_back(Class::x); \
parent_class = all_classes.size() - 1;
#define SUB(x, y) \
all_classes.push_back(Class::x##_##y); \
all_classes[parent_class].num_children += 1;
ALL_LOG_CLASSES()
#undef CLS
#undef SUB
// Ensures that ALL_LOG_CLASSES isn't missing any entries.
_dbg_assert_(Log, all_classes.size() == (size_t)Class::Count);
}
// GetClassName is a macro defined by Windows.h, grrr...
const char* Logger::GetLogClassName(Class log_class) {
switch (log_class) {
#define CLS(x) case Class::x: return #x;
#define SUB(x, y) case Class::x##_##y: return #x "." #y;
ALL_LOG_CLASSES()
#undef CLS
#undef SUB
}
return "Unknown";
}
const char* Logger::GetLevelName(Level log_level) {
#define LVL(x) case Level::x: return #x
switch (log_level) {
LVL(Trace);
LVL(Debug);
LVL(Info);
LVL(Warning);
LVL(Error);
LVL(Critical);
}
return "Unknown";
#undef LVL
}
void Logger::LogMessage(Entry entry) {
ring_buffer.Push(std::move(entry));
}
size_t Logger::GetEntries(Entry* out_buffer, size_t buffer_len) {
return ring_buffer.BlockingPop(out_buffer, buffer_len);
}
std::shared_ptr<Logger> InitGlobalLogger() {
global_logger = std::make_shared<Logger>();
return global_logger;
}
Entry CreateEntry(Class log_class, Level log_level,
const char* filename, unsigned int line_nr, const char* function,
const char* format, va_list args) {
using std::chrono::steady_clock;
using std::chrono::duration_cast;
static steady_clock::time_point time_origin = steady_clock::now();
std::array<char, 4 * 1024> formatting_buffer;
Entry entry;
entry.timestamp = duration_cast<std::chrono::microseconds>(steady_clock::now() - time_origin);
entry.log_class = log_class;
entry.log_level = log_level;
snprintf(formatting_buffer.data(), formatting_buffer.size(), "%s:%s:%u", filename, function, line_nr);
entry.location = std::string(formatting_buffer.data());
vsnprintf(formatting_buffer.data(), formatting_buffer.size(), format, args);
entry.message = std::string(formatting_buffer.data());
return std::move(entry);
}
void LogMessage(Class log_class, Level log_level,
const char* filename, unsigned int line_nr, const char* function,
const char* format, ...) {
va_list args;
va_start(args, format);
Entry entry = CreateEntry(log_class, log_level,
filename, line_nr, function, format, args);
va_end(args);
if (global_logger != nullptr && !global_logger->IsClosed()) {
global_logger->LogMessage(std::move(entry));
} else {
// Fall back to directly printing to stderr
PrintMessage(entry);
}
}
}

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@ -0,0 +1,134 @@
// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.
#pragma once
#include <cstdarg>
#include <memory>
#include <vector>
#include "common/concurrent_ring_buffer.h"
#include "common/logging/log.h"
namespace Log {
/**
* A log entry. Log entries are store in a structured format to permit more varied output
* formatting on different frontends, as well as facilitating filtering and aggregation.
*/
struct Entry {
std::chrono::microseconds timestamp;
Class log_class;
Level log_level;
std::string location;
std::string message;
Entry() = default;
// TODO(yuriks) Use defaulted move constructors once MSVC supports them
#define MOVE(member) member(std::move(o.member))
Entry(Entry&& o)
: MOVE(timestamp), MOVE(log_class), MOVE(log_level),
MOVE(location), MOVE(message)
{}
#undef MOVE
Entry& operator=(const Entry&& o) {
#define MOVE(member) member = std::move(o.member)
MOVE(timestamp);
MOVE(log_class);
MOVE(log_level);
MOVE(location);
MOVE(message);
#undef MOVE
return *this;
}
};
struct ClassInfo {
Class log_class;
/**
* Total number of (direct or indirect) sub classes this class has. If any, they follow in
* sequence after this class in the class list.
*/
unsigned int num_children = 0;
ClassInfo(Class log_class) : log_class(log_class) {}
};
/**
* Logging management class. This class has the dual purpose of acting as an exchange point between
* the logging clients and the log outputter, as well as containing reflection info about available
* log classes.
*/
class Logger {
private:
using Buffer = Common::ConcurrentRingBuffer<Entry, 16 * 1024 / sizeof(Entry)>;
public:
static const size_t QUEUE_CLOSED = Buffer::QUEUE_CLOSED;
Logger();
/**
* Returns a list of all vector classes and subclasses. The sequence returned is a pre-order of
* classes and subclasses, which together with the `num_children` field in ClassInfo, allows
* you to recover the hierarchy.
*/
const std::vector<ClassInfo>& GetClasses() const { return all_classes; }
/**
* Returns the name of the passed log class as a C-string. Subclasses are separated by periods
* instead of underscores as in the enumeration.
*/
static const char* GetLogClassName(Class log_class);
/**
* Returns the name of the passed log level as a C-string.
*/
static const char* GetLevelName(Level log_level);
/**
* Appends a messages to the log buffer.
* @note This function is thread safe.
*/
void LogMessage(Entry entry);
/**
* Retrieves a batch of messages from the log buffer, blocking until they are available.
* @note This function is thread safe.
*
* @param out_buffer Destination buffer that will receive the log entries.
* @param buffer_len The maximum size of `out_buffer`.
* @return The number of entries stored. In case the logger is shutting down, `QUEUE_CLOSED` is
* returned, no entries are stored and the logger should shutdown.
*/
size_t GetEntries(Entry* out_buffer, size_t buffer_len);
/**
* Initiates a shutdown of the logger. This will indicate to log output clients that they
* should shutdown.
*/
void Close() { ring_buffer.Close(); }
/**
* Returns true if Close() has already been called on the Logger.
*/
bool IsClosed() const { return ring_buffer.IsClosed(); }
private:
Buffer ring_buffer;
std::vector<ClassInfo> all_classes;
};
/// Creates a log entry by formatting the given source location, and message.
Entry CreateEntry(Class log_class, Level log_level,
const char* filename, unsigned int line_nr, const char* function,
const char* format, va_list args);
/// Initializes the default Logger.
std::shared_ptr<Logger> InitGlobalLogger();
}

115
src/common/logging/log.h Normal file
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@ -0,0 +1,115 @@
// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.
#pragma once
#include <cassert>
#include <chrono>
#include <string>
#include "common/common_types.h"
namespace Log {
/// Specifies the severity or level of detail of the log message.
enum class Level : u8 {
Trace, ///< Extremely detailed and repetitive debugging information that is likely to
/// pollute logs.
Debug, ///< Less detailed debugging information.
Info, ///< Status information from important points during execution.
Warning, ///< Minor or potential problems found during execution of a task.
Error, ///< Major problems found during execution of a task that prevent it from being
/// completed.
Critical, ///< Major problems during execution that threathen the stability of the entire
/// application.
Count ///< Total number of logging levels
};
typedef u8 ClassType;
/**
* Specifies the sub-system that generated the log message.
*
* @note If you add a new entry here, also add a corresponding one to `ALL_LOG_CLASSES` in log.cpp.
*/
enum class Class : ClassType {
Log, ///< Messages about the log system itself
Common, ///< Library routines
Common_Filesystem, ///< Filesystem interface library
Common_Memory, ///< Memory mapping and management functions
Core, ///< LLE emulation core
Core_ARM11, ///< ARM11 CPU core
Config, ///< Emulator configuration (including commandline)
Debug, ///< Debugging tools
Debug_Emulated, ///< Debug messages from the emulated programs
Debug_GPU, ///< GPU debugging tools
Debug_Breakpoint, ///< Logging breakpoints and watchpoints
Kernel, ///< The HLE implementation of the CTR kernel
Kernel_SVC, ///< Kernel system calls
Service, ///< HLE implementation of system services. Each major service
/// should have its own subclass.
Service_SRV, ///< The SRV (Service Directory) implementation
Service_FS, ///< The FS (Filesystem) service implementation
Service_APT, ///< The APT (Applets) service
Service_GSP, ///< The GSP (GPU control) service
Service_AC, ///< The AC (WiFi status) service
Service_PTM, ///< The PTM (Power status & misc.) service
Service_CFG, ///< The CFG (Configuration) service
Service_DSP, ///< The DSP (DSP control) service
Service_HID, ///< The HID (User input) service
HW, ///< Low-level hardware emulation
HW_Memory, ///< Memory-map and address translation
HW_GPU, ///< GPU control emulation
Frontend, ///< Emulator UI
Render, ///< Emulator video output and hardware acceleration
Render_Software, ///< Software renderer backend
Render_OpenGL, ///< OpenGL backend
Loader, ///< ROM loader
Count ///< Total number of logging classes
};
/**
* Level below which messages are simply discarded without buffering regardless of the display
* settings.
*/
const Level MINIMUM_LEVEL =
#ifdef _DEBUG
Level::Trace;
#else
Level::Debug;
#endif
/**
* Logs a message to the global logger. This proxy exists to avoid exposing the details of the
* Logger class, including the ConcurrentRingBuffer template, to all files that desire to log
* messages, reducing unecessary recompilations.
*/
void LogMessage(Class log_class, Level log_level,
const char* filename, unsigned int line_nr, const char* function,
#ifdef _MSC_VER
_Printf_format_string_
#endif
const char* format, ...)
#ifdef __GNUC__
__attribute__((format(printf, 6, 7)))
#endif
;
} // namespace Log
#define LOG_GENERIC(log_class, log_level, ...) \
do { \
if (::Log::Level::log_level >= ::Log::MINIMUM_LEVEL) \
::Log::LogMessage(::Log::Class::log_class, ::Log::Level::log_level, \
__FILE__, __LINE__, __func__, __VA_ARGS__); \
} while (0)
#define LOG_TRACE( log_class, ...) LOG_GENERIC(log_class, Trace, __VA_ARGS__)
#define LOG_DEBUG( log_class, ...) LOG_GENERIC(log_class, Debug, __VA_ARGS__)
#define LOG_INFO( log_class, ...) LOG_GENERIC(log_class, Info, __VA_ARGS__)
#define LOG_WARNING( log_class, ...) LOG_GENERIC(log_class, Warning, __VA_ARGS__)
#define LOG_ERROR( log_class, ...) LOG_GENERIC(log_class, Error, __VA_ARGS__)
#define LOG_CRITICAL(log_class, ...) LOG_GENERIC(log_class, Critical, __VA_ARGS__)

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// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.
#include <array>
#include <cstdio>
#include "common/logging/backend.h"
#include "common/logging/log.h"
#include "common/logging/text_formatter.h"
namespace Log {
void FormatLogMessage(const Entry& entry, char* out_text, size_t text_len) {
unsigned int time_seconds = static_cast<unsigned int>(entry.timestamp.count() / 1000000);
unsigned int time_fractional = static_cast<unsigned int>(entry.timestamp.count() % 1000000);
const char* class_name = Logger::GetLogClassName(entry.log_class);
const char* level_name = Logger::GetLevelName(entry.log_level);
snprintf(out_text, text_len, "[%4u.%06u] %s <%s> %s: %s",
time_seconds, time_fractional, class_name, level_name,
entry.location.c_str(), entry.message.c_str());
}
void PrintMessage(const Entry& entry) {
std::array<char, 4 * 1024> format_buffer;
FormatLogMessage(entry, format_buffer.data(), format_buffer.size());
fputs(format_buffer.data(), stderr);
fputc('\n', stderr);
}
void TextLoggingLoop(std::shared_ptr<Logger> logger) {
std::array<Entry, 256> entry_buffer;
while (true) {
size_t num_entries = logger->GetEntries(entry_buffer.data(), entry_buffer.size());
if (num_entries == Logger::QUEUE_CLOSED) {
break;
}
for (size_t i = 0; i < num_entries; ++i) {
PrintMessage(entry_buffer[i]);
}
}
}
}

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// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.
#pragma once
#include <cstddef>
#include <memory>
namespace Log {
class Logger;
struct Entry;
/// Formats a log entry into the provided text buffer.
void FormatLogMessage(const Entry& entry, char* out_text, size_t text_len);
/// Formats and prints a log entry to stderr.
void PrintMessage(const Entry& entry);
/**
* Logging loop that repeatedly reads messages from the provided logger and prints them to the
* console. It is the baseline barebones log outputter.
*/
void TextLoggingLoop(std::shared_ptr<Logger> logger);
}

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@ -21,6 +21,7 @@
//for gettimeofday and struct time(spec|val) //for gettimeofday and struct time(spec|val)
#include <time.h> #include <time.h>
#include <sys/time.h> #include <sys/time.h>
#include <unistd.h>
#endif #endif
namespace Common namespace Common

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@ -3,6 +3,7 @@
// Refer to the license.txt file included. // Refer to the license.txt file included.
#include "common/common_types.h" #include "common/common_types.h"
#include "common/log.h"
#include "core/hle/config_mem.h" #include "core/hle/config_mem.h"