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astyle

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This commit is contained in:
gabime 2014-02-21 22:51:54 +02:00
parent 2f6a5eabe0
commit c5a8eb5cdb
18 changed files with 496 additions and 600 deletions
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3
astyle.sh Executable file
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@ -0,0 +1,3 @@
#!/bin/bash
find . -name "*\.h" -o -name "*\.cpp"|xargs astyle --style=stroustrup

95
example/example.cpp
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@ -1,6 +1,6 @@
// test.cpp : Defines the entry point for the console application. // example.cpp : Simple logger example
// //
#include "stdafx.h" #include <string>
#include <functional> #include <functional>
#include "c11log/logger.h" #include "c11log/logger.h"
@ -10,84 +10,63 @@
#include "utils.h" #include "utils.h"
std::atomic<uint64_t> log_count;
std::atomic<uint64_t> push_count, pop_count;
std::atomic<bool> active; std::atomic<bool> active;
using std::string;
using std::chrono::seconds; using std::chrono::seconds;
using Q = c11log::details::blocking_queue<string>;
void pusher(Q* ) void logging_thread()
{ {
auto &logger = c11log::get_logger("async"); auto &logger = c11log::get_logger("async");
while(active) while(active) {
{ logger.info()<<"Hello logger!";
logger.info()<<"Hello logger!"; ++log_count;
++push_count; }
}
} }
void testq(int size, int pushers /*int poppers*/) void testlog(int threads)
{ {
active = true; active = true;
Q q{static_cast<Q::size_type>(size)};
/* for(int i = 0; i < threads; i++)
for(int i = 0; i < poppers; i++) new std::thread(std::bind(logging_thread));
testq(qsize, pushers, poppers);
*/
for(int i = 0; i < pushers; i++)
new std::thread(std::bind(pusher, &q));
while(active) while(active) {
{ using std::endl;
using std::endl; using std::cout;
using std::cout; using utils::format;
using utils::format;
push_count = 0; log_count = 0;
pop_count = 0; std::this_thread::sleep_for(seconds(1));
std::this_thread::sleep_for(seconds(1)); cout << "Logs/sec =\t" << format(log_count.load()) << endl;
cout << "Pushes/sec =\t" << format(push_count.load()) << endl; }
//cout << "Pops/sec =\t" << format(pop_count.load()) << endl << endl;
//cout << "Total/sec =\t" << format(push_count+pop_count) << endl;
cout << "Queue size =\t" << format(q.size()) << endl;
cout << "---------------------------------------------------------------------" << endl;
}
} }
int main(int argc, char* argv[]) int main(int argc, char* argv[])
{ {
using namespace std::chrono;
if(argc !=4) if(argc !=3) {
{ std::cerr << "Usage: " << argv[0] << " qsize, threads" << std::endl;
std::cerr << "Usage: " << argv[0] << " qsize, pushers, poppers" << std::endl; return 0;
return 0; }
} int qsize = atoi(argv[1]);
int qsize = atoi(argv[1]); int threads = atoi(argv[2]);
int pushers = atoi(argv[2]);
using namespace std::chrono; using namespace c11log::sinks;
auto null_sink = std::make_shared<null_sink>();
auto stdout_sink = std::make_shared<stdout_sink>();
auto async = std::make_shared<async_sink>(qsize);
auto fsink = std::make_shared<rotating_file_sink>("example_log", "txt", 1024*1024*50 , 5);
async->add_sink(fsink);
auto null_sink = std::make_shared<c11log::sinks::null_sink>(); auto &logger = c11log::get_logger("async");
auto stdout_sink = std::make_shared<c11log::sinks::stdout_sink>(); logger.add_sink(async);
auto async = std::make_shared<c11log::sinks::async_sink>(1000);
auto fsink = std::make_shared<c11log::sinks::rotating_file_sink>("log", "txt", 1024*1024*50 , 5);
async->add_sink(fsink); testlog(threads);
auto &logger = c11log::get_logger("async");
logger.add_sink(async);
testq(qsize, pushers);
} }

9
include/utils.h → example/utils.h
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@ -7,8 +7,7 @@
#include <iomanip> #include <iomanip>
#include <locale> #include <locale>
namespace utils namespace utils {
{
template<typename T> template<typename T>
std::string format(const T& value) std::string format(const T& value)
@ -28,15 +27,13 @@ inline void bench(const std::string& fn_name, const std::chrono::milliseconds &d
seconds print_interval(1); seconds print_interval(1);
auto start_time = the_clock::now(); auto start_time = the_clock::now();
auto lastPrintTime = start_time; auto lastPrintTime = start_time;
while (true) while (true) {
{
fn(); fn();
++counter; ++counter;
auto now = the_clock::now(); auto now = the_clock::now();
if (now - start_time >= duration) if (now - start_time >= duration)
break; break;
if (now - lastPrintTime >= print_interval) if (now - lastPrintTime >= print_interval) {
{
std::cout << fn_name << ": " << format(counter) << " per sec" << std::endl; std::cout << fn_name << ": " << format(counter) << " per sec" << std::endl;
counter = 0; counter = 0;
lastPrintTime = the_clock::now(); lastPrintTime = the_clock::now();

171
include/c11log/details/blocking_queue.h
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@ -10,105 +10,102 @@
#include <mutex> #include <mutex>
#include <condition_variable> #include <condition_variable>
namespace c11log namespace c11log {
{ namespace details {
namespace details
{
template<typename T> template<typename T>
class blocking_queue class blocking_queue {
{
public: public:
using queue_t = std::queue<T>; using queue_t = std::queue<T>;
using size_type = typename queue_t::size_type; using size_type = typename queue_t::size_type;
using clock = std::chrono::system_clock; using clock = std::chrono::system_clock;
explicit blocking_queue(size_type max_size) : explicit blocking_queue(size_type max_size) :
max_size_(max_size), max_size_(max_size),
q_(), q_(),
mutex_() mutex_() {
{} }
blocking_queue(const blocking_queue&) = delete; blocking_queue(const blocking_queue&) = delete;
blocking_queue& operator=(const blocking_queue&) = delete; blocking_queue& operator=(const blocking_queue&) = delete;
~blocking_queue() = default; ~blocking_queue() = default;
size_type size() { size_type size() {
std::lock_guard<std::mutex> lock(mutex_); std::lock_guard<std::mutex> lock(mutex_);
return q_.size(); return q_.size();
} }
// Push copy of item into the back of the queue. // Push copy of item into the back of the queue.
// If the queue is full, block the calling thread util there is room or timeout have passed. // If the queue is full, block the calling thread util there is room or timeout have passed.
// Return: false on timeout, true on successful push. // Return: false on timeout, true on successful push.
template<typename Duration_Rep, typename Duration_Period, typename TT> template<typename Duration_Rep, typename Duration_Period, typename TT>
bool push(TT&& item, const std::chrono::duration<Duration_Rep, Duration_Period>& timeout) { bool push(TT&& item, const std::chrono::duration<Duration_Rep, Duration_Period>& timeout) {
std::unique_lock<std::mutex> ul(mutex_); std::unique_lock<std::mutex> ul(mutex_);
if (q_.size() >= max_size_) { if (q_.size() >= max_size_) {
if (!item_popped_cond_.wait_until(ul, clock::now() + timeout, [this]() { if (!item_popped_cond_.wait_until(ul, clock::now() + timeout, [this]() {
return this->q_.size() < this->max_size_; return this->q_.size() < this->max_size_;
})) }))
return false; return false;
} }
q_.push(std::forward<TT>(item)); q_.push(std::forward<TT>(item));
if (q_.size() <= 1) { if (q_.size() <= 1) {
ul.unlock(); //So the notified thread will have better chance to accuire the lock immediatly.. ul.unlock(); //So the notified thread will have better chance to accuire the lock immediatly..
item_pushed_cond_.notify_one(); item_pushed_cond_.notify_one();
} }
return true; return true;
} }
// Push copy of item into the back of the queue. // Push copy of item into the back of the queue.
// If the queue is full, block the calling thread until there is room. // If the queue is full, block the calling thread until there is room.
template<typename TT> template<typename TT>
void push(TT&& item) { void push(TT&& item) {
while (!push(std::forward<TT>(item), one_hour)); while (!push(std::forward<TT>(item), one_hour));
} }
// Pop a copy of the front item in the queue into the given item ref. // Pop a copy of the front item in the queue into the given item ref.
// If the queue is empty, block the calling thread util there is item to pop or timeout have passed. // If the queue is empty, block the calling thread util there is item to pop or timeout have passed.
// Return: false on timeout , true on successful pop/ // Return: false on timeout , true on successful pop/
template<class Duration_Rep, class Duration_Period> template<class Duration_Rep, class Duration_Period>
bool pop(T& item, const std::chrono::duration<Duration_Rep, Duration_Period>& timeout) { bool pop(T& item, const std::chrono::duration<Duration_Rep, Duration_Period>& timeout) {
std::unique_lock<std::mutex> ul(mutex_); std::unique_lock<std::mutex> ul(mutex_);
if (q_.empty()) { if (q_.empty()) {
if (!item_pushed_cond_.wait_until(ul, clock::now() + timeout, [this]() { if (!item_pushed_cond_.wait_until(ul, clock::now() + timeout, [this]() {
return !this->q_.empty(); return !this->q_.empty();
})) }))
return false; return false;
} }
item = std::move(q_.front()); item = std::move(q_.front());
q_.pop(); q_.pop();
if (q_.size() >= max_size_ - 1) { if (q_.size() >= max_size_ - 1) {
ul.unlock(); //So the notified thread will have better chance to accuire the lock immediatly.. ul.unlock(); //So the notified thread will have better chance to accuire the lock immediatly..
item_popped_cond_.notify_one(); item_popped_cond_.notify_one();
} }
return true; return true;
} }
// Pop a copy of the front item in the queue into the given item ref. // Pop a copy of the front item in the queue into the given item ref.
// If the queue is empty, block the calling thread util there is item to pop. // If the queue is empty, block the calling thread util there is item to pop.
void pop(T& item) { void pop(T& item) {
while (!pop(item, one_hour)); while (!pop(item, one_hour));
} }
// Clear the queue // Clear the queue
void clear() { void clear() {
{ {
std::unique_lock<std::mutex> ul(mutex_); std::unique_lock<std::mutex> ul(mutex_);
queue_t().swap(q_); queue_t().swap(q_);
} }
item_popped_cond_.notify_all(); item_popped_cond_.notify_all();
} }
private: private:
size_type max_size_; size_type max_size_;
std::queue<T> q_; std::queue<T> q_;
std::mutex mutex_; std::mutex mutex_;
std::condition_variable item_pushed_cond_; std::condition_variable item_pushed_cond_;
std::condition_variable item_popped_cond_; std::condition_variable item_popped_cond_;
const std::chrono::hours one_hour { const std::chrono::hours one_hour {
1 1
}; };
}; };
} }

23
include/c11log/details/factory.h
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@ -24,20 +24,19 @@ private:
inline c11log::details::factory::logger_ptr c11log::details::factory::get_logger(const std::string &name) inline c11log::details::factory::logger_ptr c11log::details::factory::get_logger(const std::string &name)
{ {
std::lock_guard<std::mutex> lock(_loggers_mutex); std::lock_guard<std::mutex> lock(_loggers_mutex);
auto found = _loggers.find(name); auto found = _loggers.find(name);
if (found == _loggers.end()) { if (found == _loggers.end()) {
auto new_logger_ptr = std::make_shared<c11log::logger>(name); auto new_logger_ptr = std::make_shared<c11log::logger>(name);
_loggers.insert(std::make_pair(name, new_logger_ptr)); _loggers.insert(std::make_pair(name, new_logger_ptr));
return new_logger_ptr; return new_logger_ptr;
} } else {
else { return found->second;
return found->second; }
}
} }
inline c11log::details::factory & c11log::details::factory::instance() inline c11log::details::factory & c11log::details::factory::instance()
{ {
static c11log::details::factory instance; static c11log::details::factory instance;
return instance; return instance;
} }

107
include/c11log/details/fast_oss.h
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@ -2,80 +2,71 @@
#include<streambuf> #include<streambuf>
#include<string> #include<string>
namespace c11log namespace c11log {
{ namespace details {
namespace details
{
class str_devicebuf:public std::streambuf class str_devicebuf:public std::streambuf {
{
public: public:
str_devicebuf() = default; str_devicebuf() = default;
~str_devicebuf() = default; ~str_devicebuf() = default;
str_devicebuf(const str_devicebuf& other):std::streambuf(),_str(other._str) {} str_devicebuf(const str_devicebuf& other):std::streambuf(),_str(other._str) {}
str_devicebuf& operator=(const str_devicebuf other) str_devicebuf& operator=(const str_devicebuf other) {
{ if(this != &other)
if(this != &other) _str = other._str;
_str = other._str; return *this;
return *this; }
}
const std::string& str_ref() const { const std::string& str_ref() const {
return _str; return _str;
} }
void clear() { void clear() {
_str.clear(); _str.clear();
} }
protected: protected:
virtual int sync() override { virtual int sync() override {
return 0; return 0;
} }
virtual std::streamsize xsputn(const char_type* s, std::streamsize count) override { virtual std::streamsize xsputn(const char_type* s, std::streamsize count) override {
_str.append(s, static_cast<unsigned int>(count)); _str.append(s, static_cast<unsigned int>(count));
return count; return count;
} }
virtual int_type overflow(int_type ch) override { virtual int_type overflow(int_type ch) override {
if (ch != traits_type::eof()) if (ch != traits_type::eof())
_str.append((char*)&ch, 1); _str.append((char*)&ch, 1);
return 1; return 1;
} }
private: private:
std::string _str; std::string _str;
}; };
class fast_oss:public std::ostream class fast_oss:public std::ostream {
{
public: public:
fast_oss():std::ostream(&_dev) {} fast_oss():std::ostream(&_dev) {}
~fast_oss() = default; ~fast_oss() = default;
fast_oss(const fast_oss& other):std::basic_ios<char>(), std::ostream(),_dev(other._dev) {} fast_oss(const fast_oss& other):std::basic_ios<char>(), std::ostream(),_dev(other._dev) {}
fast_oss& operator=(const fast_oss& other) fast_oss& operator=(const fast_oss& other) {
{ if(&other != this)
if(&other != this) _dev = other._dev;
_dev = other._dev; return *this;
return *this; }
}
const std::string& str_ref() const const std::string& str_ref() const {
{ return _dev.str_ref();
return _dev.str_ref(); }
}
const std::string str() const const std::string str() const {
{ return _dev.str_ref();
return _dev.str_ref(); }
}
void clear() void clear() {
{ _dev.clear();
_dev.clear(); }
}
private: private:
str_devicebuf _dev; str_devicebuf _dev;
}; };
} }
} }

69
include/c11log/details/line_logger.h
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@ -4,50 +4,47 @@
#include "../logger.h" #include "../logger.h"
#include "fast_oss.h" #include "fast_oss.h"
namespace c11log namespace c11log {
{
class logger; class logger;
namespace details namespace details {
{
class line_logger class line_logger {
{
public: public:
line_logger(logger* callback_logger, level::level_enum msg_level): line_logger(logger* callback_logger, level::level_enum msg_level):
_callback_logger(callback_logger), _callback_logger(callback_logger),
_oss(), _oss(),
_level(msg_level) { _level(msg_level) {
callback_logger->formatter_->format_header(callback_logger->logger_name_, callback_logger->formatter_->format_header(callback_logger->logger_name_,
msg_level, msg_level,
c11log::formatters::clock::now(), c11log::formatters::clock::now(),
_oss); _oss);
} }
line_logger(logger*):_callback_logger(nullptr) {}; line_logger(logger*):_callback_logger(nullptr) {};
line_logger(const line_logger& other): line_logger(const line_logger& other):
_callback_logger(other._callback_logger), _callback_logger(other._callback_logger),
_oss(other._oss), _oss(other._oss),
_level(other._level) {}; _level(other._level) {};
line_logger& operator=(const line_logger&) = delete; line_logger& operator=(const line_logger&) = delete;
~line_logger() { ~line_logger() {
if (_callback_logger) { if (_callback_logger) {
_oss << '\n'; _oss << '\n';
_callback_logger->log_it_(_oss.str_ref()); _callback_logger->log_it_(_oss.str_ref());
} }
} }
template<typename T> template<typename T>
line_logger& operator<<(const T& msg) { line_logger& operator<<(const T& msg) {
if (_callback_logger) if (_callback_logger)
_oss << msg; _oss << msg;
return *this; return *this;
} }
private: private:
logger* _callback_logger; logger* _callback_logger;
details::fast_oss _oss; details::fast_oss _oss;
level::level_enum _level; level::level_enum _level;
}; };
} //Namespace details } //Namespace details

26
include/c11log/details/null_mutex.h
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@ -1,17 +1,15 @@
#pragma once #pragma once
namespace c11log{ namespace c11log {
namespace details{ namespace details {
struct null_mutex struct null_mutex {
{ void lock() {
void lock() }
{} void unlock() {
void unlock() }
{} bool try_lock() {
bool try_lock() return true;
{ }
return true; };
} }
};
}
} }

21
include/c11log/details/os.h
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@ -3,17 +3,14 @@
#include<cstdio> #include<cstdio>
#include<ctime> #include<ctime>
namespace c11log namespace c11log {
{ namespace details {
namespace details namespace os {
{ std::tm localtime(const std::time_t &time_tt);
namespace os std::tm localtime();
{
std::tm localtime(const std::time_t &time_tt); }
std::tm localtime(); }
}
}
} }
@ -24,7 +21,7 @@ inline std::tm c11log::details::os::localtime(const std::time_t &time_tt)
#ifdef _MSC_VER #ifdef _MSC_VER
localtime_s(&tm, &time_tt); localtime_s(&tm, &time_tt);
#else #else
localtime_r(&time_tt, &tm); localtime_r(&time_tt, &tm);
#endif #endif
return tm; return tm;
} }

32
include/c11log/formatters/formatters.h
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@ -28,13 +28,12 @@ public:
class default_formatter: public formatter { class default_formatter: public formatter {
public: public:
// Format: [2013-12-29 01:04:42.900] [logger_name:Info] Message body // Format: [2013-12-29 01:04:42.900] [logger_name:Info] Message body
void format_header(const std::string& logger_name, level::level_enum level, const time_point& tp, std::ostream& dest) override void format_header(const std::string& logger_name, level::level_enum level, const time_point& tp, std::ostream& dest) override {
{
_format_time(tp, dest); _format_time(tp, dest);
dest << " [" << logger_name << ":" << c11log::level::to_str(level) << "] "; dest << " [" << logger_name << ":" << c11log::level::to_str(level) << "] ";
} }
private: private:
void _format_time(const time_point& tp, std::ostream &dest); void _format_time(const time_point& tp, std::ostream &dest);
}; };
} //namespace formatter } //namespace formatter
@ -46,20 +45,19 @@ inline void c11log::formatters::default_formatter::_format_time(const time_point
{ {
using namespace std::chrono; using namespace std::chrono;
static thread_local c11log::formatters::time_point last_tp; static thread_local c11log::formatters::time_point last_tp;
static thread_local char timestamp_cache[64]; static thread_local char timestamp_cache[64];
if(duration_cast<milliseconds>(tp-last_tp).count() > 950) if(duration_cast<milliseconds>(tp-last_tp).count() > 950) {
{ auto tm = details::os::localtime(clock::to_time_t(tp));
auto tm = details::os::localtime(clock::to_time_t(tp)); sprintf(timestamp_cache, "[%d-%02d-%02d %02d:%02d:%02d]", tm.tm_year + 1900,
sprintf(timestamp_cache, "[%d-%02d-%02d %02d:%02d:%02d]", tm.tm_year + 1900, tm.tm_mon + 1,
tm.tm_mon + 1, tm.tm_mday,
tm.tm_mday, tm.tm_hour,
tm.tm_hour, tm.tm_min,
tm.tm_min, tm.tm_sec);
tm.tm_sec); last_tp = tp;
last_tp = tp;
} }
dest << timestamp_cache; dest << timestamp_cache;
} }

29
include/c11log/level.h
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@ -1,24 +1,21 @@
#pragma once #pragma once
namespace c11log namespace c11log {
{ namespace level {
namespace level typedef enum {
{ DEBUG,
typedef enum INFO,
{ WARNING,
DEBUG, ERROR,
INFO, FATAL,
WARNING, NONE = 99
ERROR, } level_enum;
FATAL, const char* to_str(level_enum l);
NONE = 99 }
} level_enum;
const char* to_str(level_enum l);
}
} }
static const char* level_names[] { "Debug", "Info", "Warning", "Error", "Fatal" }; static const char* level_names[] { "Debug", "Info", "Warning", "Error", "Fatal" };
inline const char* c11log::level::to_str(c11log::level::level_enum l) inline const char* c11log::level::to_str(c11log::level::level_enum l)
{ {
return level_names[l]; return level_names[l];
} }

63
include/c11log/log_exception.h
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@ -2,45 +2,40 @@
#include <sstream> #include <sstream>
#include <iostream> #include <iostream>
namespace c11log namespace c11log {
{ class log_exception :public std::exception {
class log_exception :public std::exception public:
{ log_exception() : _oss(), _msg() {
public: }
log_exception() : _oss(), _msg()
{}
virtual ~log_exception() virtual ~log_exception() {
{} }
explicit log_exception(const std::string& msg) :_oss(msg, std::ostringstream::ate), _msg(msg) explicit log_exception(const std::string& msg) :_oss(msg, std::ostringstream::ate), _msg(msg) {
{} }
log_exception(const log_exception &other) :_oss(other._oss.str()), _msg(other._msg) log_exception(const log_exception &other) :_oss(other._oss.str()), _msg(other._msg) {
{} }
log_exception& operator=(const log_exception& other) log_exception& operator=(const log_exception& other) {
{ _oss.str(other._oss.str());
_oss.str(other._oss.str()); _msg = other._msg;
_msg = other._msg; return *this;
return *this; }
}
virtual const char* what() const throw () override virtual const char* what() const throw () override {
{ return _msg.c_str();
return _msg.c_str(); }
}
template<typename T> template<typename T>
log_exception& operator<<(const T& what) log_exception& operator<<(const T& what) {
{ _oss << what;
_oss << what; _msg = _oss.str();
_msg = _oss.str(); return *this;
return *this; }
}
private: private:
std::ostringstream _oss; std::ostringstream _oss;
std::string _msg; std::string _msg;
}; };
} }

133
include/c11log/logger.h
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@ -12,156 +12,151 @@
#include "sinks/base_sink.h" #include "sinks/base_sink.h"
#include "details/factory.h" #include "details/factory.h"
namespace c11log namespace c11log {
{ namespace details {
namespace details
{
class line_logger; class line_logger;
} }
class logger class logger {
{
public: public:
typedef std::shared_ptr<sinks::base_sink> sink_ptr_t; typedef std::shared_ptr<sinks::base_sink> sink_ptr_t;
typedef std::vector<sink_ptr_t> sinks_vector_t; typedef std::vector<sink_ptr_t> sinks_vector_t;
explicit logger(const std::string& name) : explicit logger(const std::string& name) :
logger_name_(name), logger_name_(name),
formatter_(std::make_unique<formatters::default_formatter>()), formatter_(new formatters::default_formatter()),
sinks_(), sinks_(),
mutex_(), mutex_(),
atomic_level_(level::INFO) atomic_level_(level::INFO) {
{} }
~logger() = default; ~logger() = default;
logger(const logger&) = delete; logger(const logger&) = delete;
logger& operator=(const logger&) = delete; logger& operator=(const logger&) = delete;
void set_name(const std::string& name); void set_name(const std::string& name);
const std::string& get_name(); const std::string& get_name();
void add_sink(sink_ptr_t sink_ptr); void add_sink(sink_ptr_t sink_ptr);
void remove_sink(sink_ptr_t sink_ptr); void remove_sink(sink_ptr_t sink_ptr);
void set_formatter(std::unique_ptr<formatters::formatter> formatter); void set_formatter(std::unique_ptr<formatters::formatter> formatter);
void set_level(c11log::level::level_enum level); void set_level(c11log::level::level_enum level);
c11log::level::level_enum get_level() const; c11log::level::level_enum get_level() const;
bool should_log(c11log::level::level_enum level) const; bool should_log(c11log::level::level_enum level) const;
details::line_logger log(level::level_enum level); details::line_logger log(level::level_enum level);
details::line_logger debug(); details::line_logger debug();
details::line_logger info(); details::line_logger info();
details::line_logger warn(); details::line_logger warn();
details::line_logger error(); details::line_logger error();
details::line_logger fatal(); details::line_logger fatal();
private: private:
friend details::line_logger; friend details::line_logger;
std::string logger_name_ = ""; std::string logger_name_ = "";
std::unique_ptr<c11log::formatters::formatter> formatter_; std::unique_ptr<c11log::formatters::formatter> formatter_;
sinks_vector_t sinks_; sinks_vector_t sinks_;
std::mutex mutex_; std::mutex mutex_;
std::atomic_int atomic_level_; std::atomic_int atomic_level_;
void log_it_(const std::string& msg); void log_it_(const std::string& msg);
}; };
logger& get_logger(const std::string& name); logger& get_logger(const std::string& name);
} }
#include "details/line_logger.h"
// //
// Logger inline impl // Logger inline impl
// //
#include "details/line_logger.h"
inline c11log::details::line_logger c11log::logger::log(c11log::level::level_enum msg_level) inline c11log::details::line_logger c11log::logger::log(c11log::level::level_enum msg_level)
{ {
if (msg_level >= atomic_level_) { if (msg_level >= atomic_level_)
return details::line_logger(this, msg_level); return details::line_logger(this, msg_level);
} else { else
return details::line_logger(nullptr); return details::line_logger(nullptr);
}
} }
inline c11log::details::line_logger c11log::logger::debug() inline c11log::details::line_logger c11log::logger::debug()
{ {
return log(c11log::level::DEBUG); return log(c11log::level::DEBUG);
} }
inline c11log::details::line_logger c11log::logger::info() inline c11log::details::line_logger c11log::logger::info()
{ {
return log(c11log::level::INFO); return log(c11log::level::INFO);
} }
inline c11log::details::line_logger c11log::logger::warn() inline c11log::details::line_logger c11log::logger::warn()
{ {
return log(c11log::level::WARNING); return log(c11log::level::WARNING);
} }
inline c11log::details::line_logger c11log::logger::error() inline c11log::details::line_logger c11log::logger::error()
{ {
return log(level::ERROR); return log(level::ERROR);
} }
inline c11log::details::line_logger c11log::logger::fatal() inline c11log::details::line_logger c11log::logger::fatal()
{ {
return log(c11log::level::FATAL); return log(c11log::level::FATAL);
} }
inline void c11log::logger::set_name(const std::string& name) inline void c11log::logger::set_name(const std::string& name)
{ {
std::lock_guard<std::mutex> lock(mutex_); std::lock_guard<std::mutex> lock(mutex_);
logger_name_ = name; logger_name_ = name;
} }
inline const std::string& c11log::logger::get_name() inline const std::string& c11log::logger::get_name()
{ {
std::lock_guard<std::mutex> lock(mutex_); std::lock_guard<std::mutex> lock(mutex_);
return logger_name_; return logger_name_;
} }
inline void c11log::logger::add_sink(sink_ptr_t sink_ptr) inline void c11log::logger::add_sink(sink_ptr_t sink_ptr)
{ {
std::lock_guard<std::mutex> lock(mutex_); std::lock_guard<std::mutex> lock(mutex_);
sinks_.push_back(sink_ptr); sinks_.push_back(sink_ptr);
} }
inline void c11log::logger::remove_sink(sink_ptr_t sink_ptr) inline void c11log::logger::remove_sink(sink_ptr_t sink_ptr)
{ {
std::lock_guard<std::mutex> lock(mutex_); std::lock_guard<std::mutex> lock(mutex_);
sinks_.erase(std::remove(sinks_.begin(), sinks_.end(), sink_ptr), sinks_.end()); sinks_.erase(std::remove(sinks_.begin(), sinks_.end(), sink_ptr), sinks_.end());
} }
inline void c11log::logger::set_formatter(std::unique_ptr<formatters::formatter> formatter) inline void c11log::logger::set_formatter(std::unique_ptr<formatters::formatter> formatter)
{ {
std::lock_guard<std::mutex> lock(mutex_); std::lock_guard<std::mutex> lock(mutex_);
formatter_ = std::move(formatter); formatter_ = std::move(formatter);
} }
inline void c11log::logger::set_level(c11log::level::level_enum level) inline void c11log::logger::set_level(c11log::level::level_enum level)
{ {
atomic_level_.store(level); atomic_level_.store(level);
} }
inline c11log::level::level_enum c11log::logger::get_level() const inline c11log::level::level_enum c11log::logger::get_level() const
{ {
return static_cast<c11log::level::level_enum>(atomic_level_.load()); return static_cast<c11log::level::level_enum>(atomic_level_.load());
} }
inline bool c11log::logger::should_log(c11log::level::level_enum level) const inline bool c11log::logger::should_log(c11log::level::level_enum level) const
{ {
return level >= atomic_level_.load(); return level >= atomic_level_.load();
} }
inline void c11log::logger::log_it_(const std::string& msg) inline void c11log::logger::log_it_(const std::string& msg)
{ {
level::level_enum level = static_cast<level::level_enum>(atomic_level_.load()); level::level_enum level = static_cast<level::level_enum>(atomic_level_.load());
std::lock_guard<std::mutex> lock(mutex_); std::lock_guard<std::mutex> lock(mutex_);
for (auto &sink : sinks_) for (auto &sink : sinks_)
sink->log(msg, level); sink->log(msg, level);
} }
// Static factory function // Static factory function
inline c11log::logger& c11log::get_logger(const std::string& name) inline c11log::logger& c11log::get_logger(const std::string& name)
{ {
return *(c11log::details::factory::instance().get_logger(name)); return *(c11log::details::factory::instance().get_logger(name));
} }

28
include/c11log/sinks/async_sink.h
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@ -11,8 +11,7 @@
namespace c11log { namespace c11log {
namespace sinks { namespace sinks {
class async_sink : public base_sink class async_sink : public base_sink {
{
public: public:
using size_type = c11log::details::blocking_queue<std::string>::size_type; using size_type = c11log::details::blocking_queue<std::string>::size_type;
@ -45,9 +44,9 @@ private:
/////////////////////////////////////////////////////////////////////////////// ///////////////////////////////////////////////////////////////////////////////
inline c11log::sinks::async_sink::async_sink(const std::size_t max_queue_size) inline c11log::sinks::async_sink::async_sink(const std::size_t max_queue_size)
:sinks_(), :sinks_(),
active_(true), active_(true),
q_(max_queue_size), q_(max_queue_size),
back_thread_(&async_sink::thread_loop_, this) back_thread_(&async_sink::thread_loop_, this)
{} {}
@ -62,15 +61,12 @@ inline void c11log::sinks::async_sink::sink_it_(const std::string& msg)
inline void c11log::sinks::async_sink::thread_loop_() inline void c11log::sinks::async_sink::thread_loop_()
{ {
constexpr auto pop_timeout = std::chrono::seconds(1); constexpr auto pop_timeout = std::chrono::seconds(1);
std::string msg; std::string msg;
while (active_) while (active_) {
{ if (q_.pop(msg, pop_timeout)) {
if (q_.pop(msg, pop_timeout)) for (auto &sink : sinks_) {
{
for (auto &sink : sinks_)
{
sink->log(msg, static_cast<level::level_enum>(_level.load())); sink->log(msg, static_cast<level::level_enum>(_level.load()));
if (!active_) if (!active_)
return; return;
@ -93,8 +89,7 @@ inline void c11log::sinks::async_sink::remove_sink(logger::sink_ptr_t sink_ptr)
inline void c11log::sinks::async_sink::shutdown(const std::chrono::seconds &timeout) inline void c11log::sinks::async_sink::shutdown(const std::chrono::seconds &timeout)
{ {
auto until = std::chrono::system_clock::now() + timeout; auto until = std::chrono::system_clock::now() + timeout;
while (q_.size() > 0 && std::chrono::system_clock::now() < until) while (q_.size() > 0 && std::chrono::system_clock::now() < until) {
{
std::this_thread::sleep_for(std::chrono::milliseconds(200)); std::this_thread::sleep_for(std::chrono::milliseconds(200));
} }
shutdown_(); shutdown_();
@ -102,8 +97,7 @@ inline void c11log::sinks::async_sink::shutdown(const std::chrono::seconds &time
inline void c11log::sinks::async_sink::shutdown_() inline void c11log::sinks::async_sink::shutdown_()
{ {
if(active_) if(active_) {
{
active_ = false; active_ = false;
if (back_thread_.joinable()) if (back_thread_.joinable())
back_thread_.join(); back_thread_.join();

16
include/c11log/sinks/base_sink.h
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@ -11,34 +11,32 @@ namespace sinks {
class base_sink { class base_sink {
public: public:
base_sink() = default; base_sink() = default;
base_sink(level::level_enum l):_level(l) base_sink(level::level_enum l):_level(l) {
{}; };
virtual ~base_sink() = default; virtual ~base_sink() = default;
base_sink(const base_sink&) = delete; base_sink(const base_sink&) = delete;
base_sink& operator=(const base_sink&) = delete; base_sink& operator=(const base_sink&) = delete;
void log(const std::string &msg, level::level_enum level) void log(const std::string &msg, level::level_enum level) {
{
if (level >= _level) { if (level >= _level) {
sink_it_(msg); sink_it_(msg);
} }
}; };
void set_level(level::level_enum level) void set_level(level::level_enum level) {
{
_level = level; _level = level;
} }
protected: protected:
virtual void sink_it_(const std::string& msg) = 0; virtual void sink_it_(const std::string& msg) = 0;
std::atomic<int> _level{level::INFO}; std::atomic<int> _level {level::INFO};
}; };
class null_sink:public base_sink { class null_sink:public base_sink {
protected: protected:
void sink_it_(const std::string& ) override void sink_it_(const std::string& ) override {
{} }
}; };
} }
} }

215
include/c11log/sinks/file_sinks.h
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@ -6,29 +6,26 @@
#include "base_sink.h" #include "base_sink.h"
namespace c11log namespace c11log {
{ namespace sinks {
namespace sinks
{
/* /*
* Trivial file sink with single file as target * Trivial file sink with single file as target
*/ */
class simple_file_sink : public base_sink class simple_file_sink : public base_sink {
{
public: public:
explicit simple_file_sink(const std::string &filename, const std::string& extension = "txt") explicit simple_file_sink(const std::string &filename, const std::string& extension = "txt")
: mutex_(), : mutex_(),
_ofstream(filename + "." + extension, std::ofstream::app) _ofstream(filename + "." + extension, std::ofstream::app) {
{} }
protected: protected:
void sink_it_(const std::string& msg) override { void sink_it_(const std::string& msg) override {
std::lock_guard<std::mutex> lock(mutex_); std::lock_guard<std::mutex> lock(mutex_);
_ofstream << msg; _ofstream << msg;
_ofstream.flush(); _ofstream.flush();
} }
private: private:
std::mutex mutex_; std::mutex mutex_;
std::ofstream _ofstream; std::ofstream _ofstream;
}; };
@ -36,119 +33,117 @@ private:
/* /*
* Thread safe, size limited file sink * Thread safe, size limited file sink
*/ */
class rotating_file_sink : public base_sink class rotating_file_sink : public base_sink {
{
public: public:
rotating_file_sink(const std::string &base_filename, const std::string &extension, size_t max_size, size_t max_files): rotating_file_sink(const std::string &base_filename, const std::string &extension, size_t max_size, size_t max_files):
_base_filename(base_filename), _base_filename(base_filename),
_extension(extension), _extension(extension),
_max_size(max_size), _max_size(max_size),
_max_files(max_files), _max_files(max_files),
_current_size(0), _current_size(0),
mutex_(), mutex_(),
_ofstream(_calc_filename(_base_filename, 0, _extension)) _ofstream(_calc_filename(_base_filename, 0, _extension)) {
{} }
protected: protected:
void sink_it_(const std::string& msg) override { void sink_it_(const std::string& msg) override {
std::lock_guard<std::mutex> lock(mutex_); std::lock_guard<std::mutex> lock(mutex_);
_current_size += msg.length(); _current_size += msg.length();
if (_current_size > _max_size) { if (_current_size > _max_size) {
_rotate(); _rotate();
_current_size = msg.length(); _current_size = msg.length();
} }
_ofstream << msg; _ofstream << msg;
_ofstream.flush(); _ofstream.flush();
} }
private: private:
static std::string _calc_filename(const std::string& filename, std::size_t index, const std::string& extension) { static std::string _calc_filename(const std::string& filename, std::size_t index, const std::string& extension) {
std::ostringstream oss; std::ostringstream oss;
if (index) if (index)
oss << filename << "." << index << "." << extension; oss << filename << "." << index << "." << extension;
else else
oss << filename << "." << extension; oss << filename << "." << extension;
return oss.str(); return oss.str();
} }
// Rotate old files: // Rotate old files:
// log.n-1.txt -> log.n.txt // log.n-1.txt -> log.n.txt
// log n-2.txt -> log.n-1.txt // log n-2.txt -> log.n-1.txt
// ... // ...
// log.txt -> log.1.txt // log.txt -> log.1.txt
void _rotate() { void _rotate() {
_ofstream.close(); _ofstream.close();
//Remove oldest file //Remove oldest file
for (auto i = _max_files; i > 0; --i) { for (auto i = _max_files; i > 0; --i) {
auto src = _calc_filename(_base_filename, i - 1, _extension); auto src = _calc_filename(_base_filename, i - 1, _extension);
auto target = _calc_filename(_base_filename, i, _extension); auto target = _calc_filename(_base_filename, i, _extension);
if (i == _max_files) if (i == _max_files)
std::remove(target.c_str()); std::remove(target.c_str());
std::rename(src.c_str(), target.c_str()); std::rename(src.c_str(), target.c_str());
} }
_ofstream.open(_calc_filename(_base_filename, 0, _extension)); _ofstream.open(_calc_filename(_base_filename, 0, _extension));
} }
std::string _base_filename; std::string _base_filename;
std::string _extension; std::string _extension;
std::size_t _max_size; std::size_t _max_size;
std::size_t _max_files; std::size_t _max_files;
std::size_t _current_size; std::size_t _current_size;
std::mutex mutex_; std::mutex mutex_;
std::ofstream _ofstream; std::ofstream _ofstream;
}; };
/* /*
* Thread safe file sink that closes the log file at midnight and opens new one * Thread safe file sink that closes the log file at midnight and opens new one
*/ */
class daily_file_sink:public base_sink class daily_file_sink:public base_sink {
{
public: public:
explicit daily_file_sink(const std::string& base_filename, const std::string& extension = "txt"): explicit daily_file_sink(const std::string& base_filename, const std::string& extension = "txt"):
_base_filename(base_filename), _base_filename(base_filename),
_extension(extension), _extension(extension),
_midnight_tp (_calc_midnight_tp() ), _midnight_tp (_calc_midnight_tp() ),
mutex_(), mutex_(),
_ofstream(_calc_filename(_base_filename, _extension), std::ofstream::app) _ofstream(_calc_filename(_base_filename, _extension), std::ofstream::app) {
{} }
protected: protected:
void sink_it_(const std::string& msg) override { void sink_it_(const std::string& msg) override {
std::lock_guard<std::mutex> lock(mutex_); std::lock_guard<std::mutex> lock(mutex_);
if (std::chrono::system_clock::now() >= _midnight_tp) { if (std::chrono::system_clock::now() >= _midnight_tp) {
_ofstream.close(); _ofstream.close();
_ofstream.open(_calc_filename(_base_filename, _extension)); _ofstream.open(_calc_filename(_base_filename, _extension));
_midnight_tp = _calc_midnight_tp(); _midnight_tp = _calc_midnight_tp();
} }
_ofstream << msg; _ofstream << msg;
_ofstream.flush(); _ofstream.flush();
} }
private: private:
// Return next midnight's time_point // Return next midnight's time_point
static std::chrono::system_clock::time_point _calc_midnight_tp() { static std::chrono::system_clock::time_point _calc_midnight_tp() {
using namespace std::chrono; using namespace std::chrono;
auto now = system_clock::now(); auto now = system_clock::now();
time_t tnow = std::chrono::system_clock::to_time_t(now); time_t tnow = std::chrono::system_clock::to_time_t(now);
tm date = c11log::details::os::localtime(tnow); tm date = c11log::details::os::localtime(tnow);
date.tm_hour = date.tm_min = date.tm_sec = 0; date.tm_hour = date.tm_min = date.tm_sec = 0;
auto midnight = std::chrono::system_clock::from_time_t(std::mktime(&date)); auto midnight = std::chrono::system_clock::from_time_t(std::mktime(&date));
return system_clock::time_point(midnight + hours(24)); return system_clock::time_point(midnight + hours(24));
} }
static std::string _calc_filename(const std::string& basename, const std::string& extension) { static std::string _calc_filename(const std::string& basename, const std::string& extension) {
std::tm tm = c11log::details::os::localtime(); std::tm tm = c11log::details::os::localtime();
char buf[32]; char buf[32];
sprintf(buf, ".%d-%02d-%02d.", tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday); sprintf(buf, ".%d-%02d-%02d.", tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday);
return basename+buf+extension; return basename+buf+extension;
} }
std::string _base_filename; std::string _base_filename;
std::string _extension; std::string _extension;
std::chrono::system_clock::time_point _midnight_tp; std::chrono::system_clock::time_point _midnight_tp;
std::mutex mutex_; std::mutex mutex_;
std::ofstream _ofstream; std::ofstream _ofstream;
}; };
} }

28
include/c11log/sinks/stdout_sinks.h
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@ -3,36 +3,30 @@
#include <iostream> #include <iostream>
#include "base_sink.h" #include "base_sink.h"
namespace c11log namespace c11log {
{ namespace sinks {
namespace sinks class ostream_sink: public base_sink {
{
class ostream_sink: public base_sink
{
public: public:
ostream_sink(std::ostream& os):_ostream(os) {} ostream_sink(std::ostream& os):_ostream(os) {}
virtual ~ostream_sink() = default; virtual ~ostream_sink() = default;
protected: protected:
virtual void sink_it_(const std::string& msg) override virtual void sink_it_(const std::string& msg) override {
{ _ostream << msg;
_ostream << msg; }
}
std::ostream& _ostream; std::ostream& _ostream;
}; };
class stdout_sink:public ostream_sink class stdout_sink:public ostream_sink {
{
public: public:
stdout_sink():ostream_sink(std::cout) {} stdout_sink():ostream_sink(std::cout) {}
}; };
class stderr_sink:public ostream_sink class stderr_sink:public ostream_sink {
{
public: public:
stderr_sink():ostream_sink(std::cerr) {} stderr_sink():ostream_sink(std::cerr) {}
}; };
} }
} }

28
include/stdafx.h
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@ -1,28 +0,0 @@
// stdafx.h : include file for standard system include files,
// or project specific include files that are used frequently, but
// are changed infrequently
//
#pragma once
#ifdef _MSC_VER
#include "targetver.h"
#define WIN32_LEAN_AND_MEAN // Exclude rarely-used stuff from Windows headers
#endif
#include <string>
#include <chrono>
#include <ctime>
#include <memory>
#include <iostream>
#ifndef _MSC_VER
namespace std
{
template<typename T, typename ...Args>
std::unique_ptr<T> make_unique( Args&& ...args )
{
return std::unique_ptr<T>( new T( std::forward<Args>(args)... ) );
}
}
#endif