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spdlog
Commit 3afabcd1 authored by gabime's avatar gabime
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astyle

parent d2a367fa
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example/example.cpp
View file @ 3afabcd1
......@@ -25,7 +25,7 @@ int main(int, char*[])
auto console = spd::stdout_logger_mt("console", true);
console->info("Welcome to spdlog!");
console->error("An error message example {}..", 1);
// Formatting examples
console->warn("Easy padding in numbers like {:08d}", 12);
console->critical("Support for int: {0:d}; hex: {0:x}; oct: {0:o}; bin: {0:b}", 42);
......@@ -56,8 +56,8 @@ int main(int, char*[])
// Create a daily logger - a new file is created every day on 2:30am
auto daily_logger = spd::daily_logger_mt("daily_logger", "logs/daily", 2, 30);
// trigger flush if the log severity is error or higher
daily_logger->flush_on(spd::level::err);
// trigger flush if the log severity is error or higher
daily_logger->flush_on(spd::level::err);
daily_logger->info(123.44);
// Customize msg format for all messages
......@@ -104,7 +104,7 @@ void async_example()
size_t q_size = 4096; //queue size must be power of 2
spdlog::set_async_mode(q_size);
auto async_file = spd::daily_logger_st("async_file_logger", "logs/async_log.txt");
for (int i = 0; i < 100; ++i)
async_file->info("Async message #{}", i);
}
......
include/spdlog/details/async_logger_impl.h
View file @ 3afabcd1
//
// Copyright(c) 2015 Gabi Melman.
// Distributed under the MIT License (http://opensource.org/licenses/MIT)
//
#pragma once
// Async Logger implementation
// Use an async_sink (queue per logger) to perform the logging in a worker thread
#include <spdlog/details/async_log_helper.h>
#include <spdlog/async_logger.h>
#include <string>
#include <functional>
#include <chrono>
#include <memory>
template<class It>
inline spdlog::async_logger::async_logger(const std::string& logger_name,
const It& begin,
const It& end,
size_t queue_size,
const async_overflow_policy overflow_policy,
const std::function<void()>& worker_warmup_cb,
const std::chrono::milliseconds& flush_interval_ms,
const std::function<void()>& worker_teardown_cb) :
logger(logger_name, begin, end),
_async_log_helper(new details::async_log_helper(_formatter, _sinks, queue_size, _err_handler, overflow_policy, worker_warmup_cb, flush_interval_ms, worker_teardown_cb))
{
}
inline spdlog::async_logger::async_logger(const std::string& logger_name,
sinks_init_list sinks,
size_t queue_size,
const async_overflow_policy overflow_policy,
const std::function<void()>& worker_warmup_cb,
const std::chrono::milliseconds& flush_interval_ms,
const std::function<void()>& worker_teardown_cb) :
async_logger(logger_name, sinks.begin(), sinks.end(), queue_size, overflow_policy, worker_warmup_cb, flush_interval_ms, worker_teardown_cb) {}
inline spdlog::async_logger::async_logger(const std::string& logger_name,
sink_ptr single_sink,
size_t queue_size,
const async_overflow_policy overflow_policy,
const std::function<void()>& worker_warmup_cb,
const std::chrono::milliseconds& flush_interval_ms,
const std::function<void()>& worker_teardown_cb) :
async_logger(logger_name,
{
single_sink
}, queue_size, overflow_policy, worker_warmup_cb, flush_interval_ms, worker_teardown_cb) {}
inline void spdlog::async_logger::flush()
{
_async_log_helper->flush();
}
inline void spdlog::async_logger::_set_formatter(spdlog::formatter_ptr msg_formatter)
{
_formatter = msg_formatter;
_async_log_helper->set_formatter(_formatter);
}
inline void spdlog::async_logger::_set_pattern(const std::string& pattern)
{
_formatter = std::make_shared<pattern_formatter>(pattern);
_async_log_helper->set_formatter(_formatter);
}
inline void spdlog::async_logger::_sink_it(details::log_msg& msg)
{
try
{
_async_log_helper->log(msg);
if (_should_flush_on(msg))
flush();
}
catch (const std::exception &ex)
{
_err_handler(ex.what());
}
catch (...)
{
_err_handler("Unknown exception");
}
}
//
// Copyright(c) 2015 Gabi Melman.
// Distributed under the MIT License (http://opensource.org/licenses/MIT)
//
#pragma once
// Async Logger implementation
// Use an async_sink (queue per logger) to perform the logging in a worker thread
#include <spdlog/details/async_log_helper.h>
#include <spdlog/async_logger.h>
#include <string>
#include <functional>
#include <chrono>
#include <memory>
template<class It>
inline spdlog::async_logger::async_logger(const std::string& logger_name,
const It& begin,
const It& end,
size_t queue_size,
const async_overflow_policy overflow_policy,
const std::function<void()>& worker_warmup_cb,
const std::chrono::milliseconds& flush_interval_ms,
const std::function<void()>& worker_teardown_cb) :
logger(logger_name, begin, end),
_async_log_helper(new details::async_log_helper(_formatter, _sinks, queue_size, _err_handler, overflow_policy, worker_warmup_cb, flush_interval_ms, worker_teardown_cb))
{
}
inline spdlog::async_logger::async_logger(const std::string& logger_name,
sinks_init_list sinks,
size_t queue_size,
const async_overflow_policy overflow_policy,
const std::function<void()>& worker_warmup_cb,
const std::chrono::milliseconds& flush_interval_ms,
const std::function<void()>& worker_teardown_cb) :
async_logger(logger_name, sinks.begin(), sinks.end(), queue_size, overflow_policy, worker_warmup_cb, flush_interval_ms, worker_teardown_cb) {}
inline spdlog::async_logger::async_logger(const std::string& logger_name,
sink_ptr single_sink,
size_t queue_size,
const async_overflow_policy overflow_policy,
const std::function<void()>& worker_warmup_cb,
const std::chrono::milliseconds& flush_interval_ms,
const std::function<void()>& worker_teardown_cb) :
async_logger(logger_name,
{
single_sink
}, queue_size, overflow_policy, worker_warmup_cb, flush_interval_ms, worker_teardown_cb) {}
inline void spdlog::async_logger::flush()
{
_async_log_helper->flush();
}
inline void spdlog::async_logger::_set_formatter(spdlog::formatter_ptr msg_formatter)
{
_formatter = msg_formatter;
_async_log_helper->set_formatter(_formatter);
}
inline void spdlog::async_logger::_set_pattern(const std::string& pattern)
{
_formatter = std::make_shared<pattern_formatter>(pattern);
_async_log_helper->set_formatter(_formatter);
}
inline void spdlog::async_logger::_sink_it(details::log_msg& msg)
{
try
{
_async_log_helper->log(msg);
if (_should_flush_on(msg))
flush();
}
catch (const std::exception &ex)
{
_err_handler(ex.what());
}
catch (...)
{
_err_handler("Unknown exception");
}
}
include/spdlog/details/logger_impl.h
View file @ 3afabcd1
This diff is collapsed.
include/spdlog/logger.h
View file @ 3afabcd1
//
// Copyright(c) 2015 Gabi Melman.
// Distributed under the MIT License (http://opensource.org/licenses/MIT)
//
#pragma once
// Thread safe logger
// Has name, log level, vector of std::shared sink pointers and formatter
// Upon each log write the logger:
// 1. Checks if its log level is enough to log the message
// 2. Format the message using the formatter function
// 3. Pass the formatted message to its sinks to performa the actual logging
#include <spdlog/sinks/base_sink.h>
#include <spdlog/common.h>
#include <vector>
#include <memory>
#include <string>
namespace spdlog
{
class logger
{
public:
logger(const std::string& logger_name, sink_ptr single_sink);
logger(const std::string& name, sinks_init_list);
template<class It>
logger(const std::string& name, const It& begin, const It& end);
virtual ~logger();
logger(const logger&) = delete;
logger& operator=(const logger&) = delete;
template <typename... Args> void log(level::level_enum lvl, const char* fmt, const Args&... args);
template <typename... Args> void log(level::level_enum lvl, const char* msg);
template <typename... Args> void trace(const char* fmt, const Args&... args);
template <typename... Args> void debug(const char* fmt, const Args&... args);
template <typename... Args> void info(const char* fmt, const Args&... args);
template <typename... Args> void warn(const char* fmt, const Args&... args);
template <typename... Args> void error(const char* fmt, const Args&... args);
template <typename... Args> void critical(const char* fmt, const Args&... args);
template <typename T> void log(level::level_enum lvl, const T&);
template <typename T> void trace(const T&);
template <typename T> void debug(const T&);
template <typename T> void info(const T&);
template <typename T> void warn(const T&);
template <typename T> void error(const T&);
template <typename T> void critical(const T&);
bool should_log(level::level_enum) const;
void set_level(level::level_enum);
level::level_enum level() const;
const std::string& name() const;
void set_pattern(const std::string&);
void set_formatter(formatter_ptr);
// error handler
void set_error_handler(log_err_handler);
log_err_handler error_handler();
// automatically call flush() if message level >= log_level
void flush_on(level::level_enum log_level);
virtual void flush();
protected:
virtual void _sink_it(details::log_msg&);
virtual void _set_pattern(const std::string&);
virtual void _set_formatter(formatter_ptr);
// default error handler: print the error to stderr with the max rate of 1 message/minute
virtual void _default_err_handler(const std::string &msg);
// return true if the given message level should trigger a flush
bool _should_flush_on(const details::log_msg&);
const std::string _name;
std::vector<sink_ptr> _sinks;
formatter_ptr _formatter;
spdlog::level_t _level;
spdlog::level_t _flush_level;
log_err_handler _err_handler;
std::atomic<time_t> _last_err_time;
};
}
#include <spdlog/details/logger_impl.h>
//
// Copyright(c) 2015 Gabi Melman.
// Distributed under the MIT License (http://opensource.org/licenses/MIT)
//
#pragma once
// Thread safe logger
// Has name, log level, vector of std::shared sink pointers and formatter
// Upon each log write the logger:
// 1. Checks if its log level is enough to log the message
// 2. Format the message using the formatter function
// 3. Pass the formatted message to its sinks to performa the actual logging
#include <spdlog/sinks/base_sink.h>
#include <spdlog/common.h>
#include <vector>
#include <memory>
#include <string>
namespace spdlog
{
class logger
{
public:
logger(const std::string& logger_name, sink_ptr single_sink);
logger(const std::string& name, sinks_init_list);
template<class It>
logger(const std::string& name, const It& begin, const It& end);
virtual ~logger();
logger(const logger&) = delete;
logger& operator=(const logger&) = delete;
template <typename... Args> void log(level::level_enum lvl, const char* fmt, const Args&... args);
template <typename... Args> void log(level::level_enum lvl, const char* msg);
template <typename... Args> void trace(const char* fmt, const Args&... args);
template <typename... Args> void debug(const char* fmt, const Args&... args);
template <typename... Args> void info(const char* fmt, const Args&... args);
template <typename... Args> void warn(const char* fmt, const Args&... args);
template <typename... Args> void error(const char* fmt, const Args&... args);
template <typename... Args> void critical(const char* fmt, const Args&... args);
template <typename T> void log(level::level_enum lvl, const T&);
template <typename T> void trace(const T&);
template <typename T> void debug(const T&);
template <typename T> void info(const T&);
template <typename T> void warn(const T&);
template <typename T> void error(const T&);
template <typename T> void critical(const T&);
bool should_log(level::level_enum) const;
void set_level(level::level_enum);
level::level_enum level() const;
const std::string& name() const;
void set_pattern(const std::string&);
void set_formatter(formatter_ptr);
// error handler
void set_error_handler(log_err_handler);
log_err_handler error_handler();
// automatically call flush() if message level >= log_level
void flush_on(level::level_enum log_level);
virtual void flush();
protected:
virtual void _sink_it(details::log_msg&);
virtual void _set_pattern(const std::string&);
virtual void _set_formatter(formatter_ptr);
// default error handler: print the error to stderr with the max rate of 1 message/minute
virtual void _default_err_handler(const std::string &msg);
// return true if the given message level should trigger a flush
bool _should_flush_on(const details::log_msg&);
const std::string _name;
std::vector<sink_ptr> _sinks;
formatter_ptr _formatter;
spdlog::level_t _level;
spdlog::level_t _flush_level;
log_err_handler _err_handler;
std::atomic<time_t> _last_err_time;
};
}
#include <spdlog/details/logger_impl.h>
tests/file_log.cpp
View file @ 3afabcd1
......@@ -26,7 +26,7 @@ TEST_CASE("rotating_file_logger1", "[rotating_logger]]")
prepare_logdir();
std::string basename = "logs/rotating_log";
auto logger = spdlog::rotating_logger_mt("logger", basename, 1024, 0);
logger->flush_on(spdlog::level::info);
logger->flush_on(spdlog::level::info);
for (int i = 0; i < 10; ++i)
logger->info("Test message {}", i);
......@@ -70,7 +70,7 @@ TEST_CASE("daily_logger", "[daily_logger]]")
w.write("{}_{:04d}-{:02d}-{:02d}_{:02d}-{:02d}.txt", basename, tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday, tm.tm_hour, tm.tm_min);
auto logger = spdlog::daily_logger_mt("logger", basename, 0, 0);
logger->flush_on(spdlog::level::info);
logger->flush_on(spdlog::level::info);
for (int i = 0; i < 10; ++i)
logger->info("Test message {}", i);
......
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