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spdlog
Commit e7debaac authored by gabime's avatar gabime
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astyle

parent bdbe9086
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Showing with 798 additions and 774 deletions
example/example.cpp
View file @ e7debaac
......@@ -65,7 +65,7 @@ int main(int, char*[])
// Enabled #ifdef SPDLOG_DEBUG_ON or #ifdef SPDLOG_TRACE_ON
SPDLOG_TRACE(console, "Enabled only #ifdef SPDLOG_TRACE_ON..{} ,{}", 1, 3.23);
SPDLOG_DEBUG(console, "Enabled only #ifdef SPDLOG_DEBUG_ON.. {} ,{}", 1, 3.23);
// Asynchronous logging is very fast..
// Just call spdlog::set_async_mode(q_size) and all created loggers from now on will be asynchronous..
async_example();
......@@ -76,20 +76,20 @@ int main(int, char*[])
// log user-defined types example..
user_defined_example();
// Change default log error handler
err_handler_example();
// Change default log error handler
err_handler_example();
console->info("End of example. bye..");
console->info("End of example. bye..");
// Release and close all loggers
spdlog::drop_all();
}
// Exceptions will only be thrown upon failed logger or sink construction (not during logging)
// Exceptions will only be thrown upon failed logger or sink construction (not during logging)
catch (const spd::spdlog_ex& ex)
{
std::cout << "Log init failed: " << ex.what() << std::endl;
return 1;
}
}
}
void async_example()
......@@ -132,11 +132,12 @@ void user_defined_example()
//custom error handler
//
void err_handler_example()
{
//can be set globaly or per logger(logger->set_error_handler(..))
spdlog::set_error_handler([](const std::string& msg) {
std::cerr << "my err handler: " << msg << std::endl;
});
spd::get("console")->info("some invalid message to trigger an error {}{}{}{}", 3);
{
//can be set globaly or per logger(logger->set_error_handler(..))
spdlog::set_error_handler([](const std::string& msg)
{
std::cerr << "my err handler: " << msg << std::endl;
});
spd::get("console")->info("some invalid message to trigger an error {}{}{}{}", 3);
}
include/spdlog/details/async_log_helper.h
View file @ e7debaac
......@@ -120,7 +120,7 @@ public:
async_log_helper(formatter_ptr formatter,
const std::vector<sink_ptr>& sinks,
size_t queue_size,
const log_err_handler err_handler,
const log_err_handler err_handler,
const async_overflow_policy overflow_policy = async_overflow_policy::block_retry,
const std::function<void()>& worker_warmup_cb = nullptr,
const std::chrono::milliseconds& flush_interval_ms = std::chrono::milliseconds::zero(),
......@@ -143,13 +143,13 @@ private:
// queue of messages to log
q_type _q;
log_err_handler _err_handler;
log_err_handler _err_handler;
bool _flush_requested;
bool _terminate_requested;
// overflow policy
const async_overflow_policy _overflow_policy;
......@@ -166,7 +166,7 @@ private:
std::thread _worker_thread;
void push_msg(async_msg&& new_msg);
// worker thread main loop
void worker_loop();
......@@ -178,7 +178,7 @@ private:
// sleep,yield or return immediatly using the time passed since last message as a hint
static void sleep_or_yield(const spdlog::log_clock::time_point& now, const log_clock::time_point& last_op_time);
};
}
}
......@@ -190,7 +190,7 @@ inline spdlog::details::async_log_helper::async_log_helper(
formatter_ptr formatter,
const std::vector<sink_ptr>& sinks,
size_t queue_size,
log_err_handler err_handler,
log_err_handler err_handler,
const async_overflow_policy overflow_policy,
const std::function<void()>& worker_warmup_cb,
const std::chrono::milliseconds& flush_interval_ms,
......@@ -198,7 +198,7 @@ inline spdlog::details::async_log_helper::async_log_helper(
_formatter(formatter),
_sinks(sinks),
_q(queue_size),
_err_handler(err_handler),
_err_handler(err_handler),
_flush_requested(false),
_terminate_requested(false),
_overflow_policy(overflow_policy),
......@@ -231,7 +231,7 @@ inline void spdlog::details::async_log_helper::log(const details::log_msg& msg)
}
inline void spdlog::details::async_log_helper::push_msg(details::async_log_helper::async_msg&& new_msg)
{
{
if (!_q.enqueue(std::move(new_msg)) && _overflow_policy != async_overflow_policy::discard_log_msg)
{
auto last_op_time = details::os::now();
......@@ -261,12 +261,14 @@ inline void spdlog::details::async_log_helper::worker_loop()
while(process_next_msg(last_pop, last_flush));
if (_worker_teardown_cb) _worker_teardown_cb();
}
catch (const std::exception &ex) {
_err_handler(ex.what());
}
catch (...) {
_err_handler("Unknown exception");
}
catch (const std::exception &ex)
{
_err_handler(ex.what());
}
catch (...)
{
_err_handler("Unknown exception");
}
}
// process next message in the queue
......
include/spdlog/details/async_logger_impl.h
View file @ e7debaac
......@@ -73,14 +73,16 @@ inline void spdlog::async_logger::_set_pattern(const std::string& pattern)
inline void spdlog::async_logger::_sink_it(details::log_msg& msg)
{
try
{
_async_log_helper->log(msg);
}
catch (const std::exception &ex) {
_err_handler(ex.what());
}
catch (...) {
_err_handler("Unknown exception");
}
try
{
_async_log_helper->log(msg);
}
catch (const std::exception &ex)
{
_err_handler(ex.what());
}
catch (...)
{
_err_handler("Unknown exception");
}
}
include/spdlog/details/file_helper.h
View file @ e7debaac
......@@ -100,7 +100,7 @@ public:
{
if (!_fd)
throw spdlog_ex("Cannot use size() on closed file " + os::filename_to_str(_filename));
return os::filesize(_fd);
return os::filesize(_fd);
}
const filename_t& filename() const
......
include/spdlog/details/logger_impl.h
View file @ e7debaac
......@@ -16,28 +16,31 @@
// all other ctors will call this one
template<class It>
inline spdlog::logger::logger(const std::string& logger_name, const It& begin, const It& end):
_name(logger_name),
_sinks(begin, end),
_formatter(std::make_shared<pattern_formatter>("%+"))
{
_level = level::info;
_flush_level = level::off;
_last_err_time = 0;
_err_handler = [this](const std::string &msg) { this->_default_err_handler(msg);};
_name(logger_name),
_sinks(begin, end),
_formatter(std::make_shared<pattern_formatter>("%+"))
{
_level = level::info;
_flush_level = level::off;
_last_err_time = 0;
_err_handler = [this](const std::string &msg)
{
this->_default_err_handler(msg);
};
}
// ctor with sinks as init list
inline spdlog::logger::logger(const std::string& logger_name, sinks_init_list sinks_list):
logger(logger_name, sinks_list.begin(), sinks_list.end())
logger(logger_name, sinks_list.begin(), sinks_list.end())
{}
// ctor with single sink
inline spdlog::logger::logger(const std::string& logger_name, spdlog::sink_ptr single_sink):
logger(logger_name,
{
single_sink
})
logger(logger_name,
{
single_sink
})
{}
......@@ -46,143 +49,152 @@ inline spdlog::logger::~logger() = default;
inline void spdlog::logger::set_formatter(spdlog::formatter_ptr msg_formatter)
{
_set_formatter(msg_formatter);
_set_formatter(msg_formatter);
}
inline void spdlog::logger::set_pattern(const std::string& pattern)
{
_set_pattern(pattern);
_set_pattern(pattern);
}
template <typename... Args>
inline void spdlog::logger::log(level::level_enum lvl, const char* fmt, const Args&... args)
{
if (!should_log(lvl)) return;
try {
details::log_msg log_msg(&_name, lvl);
log_msg.raw.write(fmt, args...);
_sink_it(log_msg);
}
catch (const std::exception &ex) {
_err_handler(ex.what());
}
catch (...) {
_err_handler("Unknown exception");
}
if (!should_log(lvl)) return;
try
{
details::log_msg log_msg(&_name, lvl);
log_msg.raw.write(fmt, args...);
_sink_it(log_msg);
}
catch (const std::exception &ex)
{
_err_handler(ex.what());
}
catch (...)
{
_err_handler("Unknown exception");
}
}
template <typename... Args>
inline void spdlog::logger::log(level::level_enum lvl, const char* msg)
{
if (!should_log(lvl)) return;
try {
details::log_msg log_msg(&_name, lvl);
log_msg.raw << msg;
_sink_it(log_msg);
}
catch (const std::exception &ex) {
_err_handler(ex.what());
}
catch (...) {
_err_handler("Unknown exception");
}
if (!should_log(lvl)) return;
try
{
details::log_msg log_msg(&_name, lvl);
log_msg.raw << msg;
_sink_it(log_msg);
}
catch (const std::exception &ex)
{
_err_handler(ex.what());
}
catch (...)
{
_err_handler("Unknown exception");
}
}
template<typename T>
inline void spdlog::logger::log(level::level_enum lvl, const T& msg)
{
if (!should_log(lvl)) return;
try {
details::log_msg log_msg(&_name, lvl);
log_msg.raw << msg;
_sink_it(log_msg);
}
catch (const std::exception &ex) {
_err_handler(ex.what());
}
catch (...) {
_err_handler("Unknown exception");
}
if (!should_log(lvl)) return;
try
{
details::log_msg log_msg(&_name, lvl);
log_msg.raw << msg;
_sink_it(log_msg);
}
catch (const std::exception &ex)
{
_err_handler(ex.what());
}
catch (...)
{
_err_handler("Unknown exception");
}
}
template <typename... Args>
inline void spdlog::logger::trace(const char* fmt, const Args&... args)
{
log(level::trace, fmt, args...);
log(level::trace, fmt, args...);
}
template <typename... Args>
inline void spdlog::logger::debug(const char* fmt, const Args&... args)
{
log(level::debug, fmt, args...);
log(level::debug, fmt, args...);
}
template <typename... Args>
inline void spdlog::logger::info(const char* fmt, const Args&... args)
{
log(level::info, fmt, args...);
log(level::info, fmt, args...);
}
template <typename... Args>
inline void spdlog::logger::warn(const char* fmt, const Args&... args)
{
log(level::warn, fmt, args...);
log(level::warn, fmt, args...);
}
template <typename... Args>
inline void spdlog::logger::error(const char* fmt, const Args&... args)
{
log(level::err, fmt, args...);
log(level::err, fmt, args...);
}
template <typename... Args>
inline void spdlog::logger::critical(const char* fmt, const Args&... args)
{
log(level::critical, fmt, args...);
log(level::critical, fmt, args...);
}
template<typename T>
inline void spdlog::logger::trace(const T& msg)
{
log(level::trace, msg);
log(level::trace, msg);
}
template<typename T>
inline void spdlog::logger::debug(const T& msg)
{
log(level::debug, msg);
log(level::debug, msg);
}
template<typename T>
inline void spdlog::logger::info(const T& msg)
{
log(level::info, msg);
log(level::info, msg);
}
template<typename T>
inline void spdlog::logger::warn(const T& msg)
{
log(level::warn, msg);
log(level::warn, msg);
}
template<typename T>
inline void spdlog::logger::error(const T& msg)
{
log(level::err, msg);
log(level::err, msg);
}
template<typename T>
inline void spdlog::logger::critical(const T& msg)
{
log(level::critical, msg);
log(level::critical, msg);
}
......@@ -193,38 +205,38 @@ inline void spdlog::logger::critical(const T& msg)
//
inline const std::string& spdlog::logger::name() const
{
return _name;
return _name;
}
inline void spdlog::logger::set_level(spdlog::level::level_enum log_level)
{
_level.store(log_level);
_level.store(log_level);
}
inline void spdlog::logger::set_error_handler(spdlog::log_err_handler err_handler)
{
_err_handler = err_handler;
_err_handler = err_handler;
}
inline spdlog::log_err_handler spdlog::logger::error_handler()
{
return _err_handler;
return _err_handler;
}
inline void spdlog::logger::flush_on(level::level_enum log_level)
{
_flush_level.store(log_level);
_flush_level.store(log_level);
}
inline spdlog::level::level_enum spdlog::logger::level() const
{
return static_cast<spdlog::level::level_enum>(_level.load(std::memory_order_relaxed));
return static_cast<spdlog::level::level_enum>(_level.load(std::memory_order_relaxed));
}
inline bool spdlog::logger::should_log(spdlog::level::level_enum msg_level) const
{
return msg_level >= _level.load(std::memory_order_relaxed);
return msg_level >= _level.load(std::memory_order_relaxed);
}
//
......@@ -233,40 +245,40 @@ inline bool spdlog::logger::should_log(spdlog::level::level_enum msg_level) cons
inline void spdlog::logger::_sink_it(details::log_msg& msg)
{
_formatter->format(msg);
for (auto &sink : _sinks)
sink->log(msg);
_formatter->format(msg);
for (auto &sink : _sinks)
sink->log(msg);
const auto flush_level = _flush_level.load(std::memory_order_relaxed);
if (msg.level >= flush_level)
flush();
const auto flush_level = _flush_level.load(std::memory_order_relaxed);
if (msg.level >= flush_level)
flush();
}
inline void spdlog::logger::_set_pattern(const std::string& pattern)
{
_formatter = std::make_shared<pattern_formatter>(pattern);
_formatter = std::make_shared<pattern_formatter>(pattern);
}
inline void spdlog::logger::_set_formatter(formatter_ptr msg_formatter)
{
_formatter = msg_formatter;
_formatter = msg_formatter;
}
inline void spdlog::logger::flush()
{
for (auto& sink : _sinks)
sink->flush();
for (auto& sink : _sinks)
sink->flush();
}
inline void spdlog::logger::_default_err_handler(const std::string &msg)
{
auto now = time(nullptr);
if (now - _last_err_time < 60)
return;
auto tm_time = details::os::localtime(now);
char date_buf[100];
std::strftime(date_buf, sizeof(date_buf), "%Y-%m-%d %H:%M:%S", &tm_time);
details::log_msg err_msg;
err_msg.formatted.write("[*** LOG ERROR ***] [{}] [{}] [{}]{}", name(), msg, date_buf, details::os::eol);
sinks::stderr_sink_mt::instance()->log(err_msg);
_last_err_time = now;
auto now = time(nullptr);
if (now - _last_err_time < 60)
return;
auto tm_time = details::os::localtime(now);
char date_buf[100];
std::strftime(date_buf, sizeof(date_buf), "%Y-%m-%d %H:%M:%S", &tm_time);
details::log_msg err_msg;
err_msg.formatted.write("[*** LOG ERROR ***] [{}] [{}] [{}]{}", name(), msg, date_buf, details::os::eol);
sinks::stderr_sink_mt::instance()->log(err_msg);
_last_err_time = now;
}
include/spdlog/details/os.h
View file @ e7debaac
......@@ -192,35 +192,35 @@ inline bool file_exists(const filename_t& filename)
//Return file size according to open FILE* object
inline size_t filesize(FILE *f)
{
if (f == nullptr)
throw spdlog_ex("Failed getting file size. fd is null");
if (f == nullptr)
throw spdlog_ex("Failed getting file size. fd is null");
#ifdef _WIN32
int fd = _fileno(f);
#if _WIN64 //64 bits
struct _stat64 st;
if (_fstat64(fd, &st) == 0)
return st.st_size;
#else //windows 32 bits
struct _stat st;
if (_fstat(fd, &st) == 0)
return st.st_size;
int fd = _fileno(f);
#if _WIN64 //64 bits
struct _stat64 st;
if (_fstat64(fd, &st) == 0)
return st.st_size;
#else //windows 32 bits
struct _stat st;
if (_fstat(fd, &st) == 0)
return st.st_size;
#endif
#else // unix
int fd = fileno(f);
//64 bits(but not in osx, where fstat64 is deprecated)
#if !defined(__FreeBSD__) && !defined(__APPLE__) && (defined(__x86_64__) || defined(__ppc64__))
struct stat64 st;
if (fstat64(fd, &st) == 0)
return st.st_size;
#else // unix 32 bits or osx
struct stat st;
if (fstat(fd, &st) == 0)
return st.st_size;
int fd = fileno(f);
//64 bits(but not in osx, where fstat64 is deprecated)
#if !defined(__FreeBSD__) && !defined(__APPLE__) && (defined(__x86_64__) || defined(__ppc64__))
struct stat64 st;
if (fstat64(fd, &st) == 0)
return st.st_size;
#else // unix 32 bits or osx
struct stat st;
if (fstat(fd, &st) == 0)
return st.st_size;
#endif
#endif
throw spdlog_ex("Failed getting file size from fd", errno);
throw spdlog_ex("Failed getting file size from fd", errno);
}
......
include/spdlog/details/pattern_formatter_impl.h
View file @ e7debaac
......@@ -21,589 +21,593 @@
namespace spdlog
{
namespace details
{
class flag_formatter
{
public:
virtual ~flag_formatter()
{}
virtual void format(details::log_msg& msg, const std::tm& tm_time) = 0;
};
///////////////////////////////////////////////////////////////////////
// name & level pattern appenders
///////////////////////////////////////////////////////////////////////
namespace
{
class name_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm&) override
{
msg.formatted << *msg.logger_name;
}
};
}
// log level appender
class level_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm&) override
{
msg.formatted << level::to_str(msg.level);
}
};
// short log level appender
class short_level_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm&) override
{
msg.formatted << level::to_short_str(msg.level);
}
};
///////////////////////////////////////////////////////////////////////
// Date time pattern appenders
///////////////////////////////////////////////////////////////////////
static const char* ampm(const tm& t)
{
return t.tm_hour >= 12 ? "PM" : "AM";
}
static int to12h(const tm& t)
{
return t.tm_hour > 12 ? t.tm_hour - 12 : t.tm_hour;
}
//Abbreviated weekday name
static const std::string days[]{ "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat" };
class a_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm& tm_time) override
{
msg.formatted << days[tm_time.tm_wday];
}
};
//Full weekday name
static const std::string full_days[]{ "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday" };
class A_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm& tm_time) override
{
msg.formatted << full_days[tm_time.tm_wday];
}
};
//Abbreviated month
static const std::string months[]{ "Jan", "Feb", "Mar", "Apr", "May", "June", "July", "Aug", "Sept", "Oct", "Nov", "Dec" };
class b_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm& tm_time) override
{
msg.formatted << months[tm_time.tm_mon];
}
};
//Full month name
static const std::string full_months[]{ "January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December" };
class B_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm& tm_time) override
{
msg.formatted << full_months[tm_time.tm_mon];
}
};
//write 2 ints seperated by sep with padding of 2
static fmt::MemoryWriter& pad_n_join(fmt::MemoryWriter& w, int v1, int v2, char sep)
{
w << fmt::pad(v1, 2, '0') << sep << fmt::pad(v2, 2, '0');
return w;
}
//write 3 ints seperated by sep with padding of 2
static fmt::MemoryWriter& pad_n_join(fmt::MemoryWriter& w, int v1, int v2, int v3, char sep)
{
w << fmt::pad(v1, 2, '0') << sep << fmt::pad(v2, 2, '0') << sep << fmt::pad(v3, 2, '0');
return w;
}
//Date and time representation (Thu Aug 23 15:35:46 2014)
class c_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm& tm_time) override
{
msg.formatted << days[tm_time.tm_wday] << ' ' << months[tm_time.tm_mon] << ' ' << tm_time.tm_mday << ' ';
pad_n_join(msg.formatted, tm_time.tm_hour, tm_time.tm_min, tm_time.tm_sec, ':') << ' ' << tm_time.tm_year + 1900;
}
};
// year - 2 digit
class C_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm& tm_time) override
{
msg.formatted << fmt::pad(tm_time.tm_year % 100, 2, '0');
}
};
// Short MM/DD/YY date, equivalent to %m/%d/%y 08/23/01
class D_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm& tm_time) override
{
pad_n_join(msg.formatted, tm_time.tm_mon + 1, tm_time.tm_mday, tm_time.tm_year % 100, '/');
}
};
// year - 4 digit
class Y_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm& tm_time) override
{
msg.formatted << tm_time.tm_year + 1900;
}
};
// month 1-12
class m_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm& tm_time) override
{
msg.formatted << fmt::pad(tm_time.tm_mon + 1, 2, '0');
}
};
// day of month 1-31
class d_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm& tm_time) override
{
msg.formatted << fmt::pad(tm_time.tm_mday, 2, '0');
}
};
// hours in 24 format 0-23
class H_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm& tm_time) override
{
msg.formatted << fmt::pad(tm_time.tm_hour, 2, '0');
}
};
// hours in 12 format 1-12
class I_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm& tm_time) override
{
msg.formatted << fmt::pad(to12h(tm_time), 2, '0');
}
};
// minutes 0-59
class M_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm& tm_time) override
{
msg.formatted << fmt::pad(tm_time.tm_min, 2, '0');
}
};
// seconds 0-59
class S_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm& tm_time) override
{
msg.formatted << fmt::pad(tm_time.tm_sec, 2, '0');
}
};
// milliseconds
class e_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm&) override
{
auto duration = msg.time.time_since_epoch();
auto millis = std::chrono::duration_cast<std::chrono::milliseconds>(duration).count() % 1000;
msg.formatted << fmt::pad(static_cast<int>(millis), 3, '0');
}
};
// microseconds
class f_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm&) override
{
auto duration = msg.time.time_since_epoch();
auto micros = std::chrono::duration_cast<std::chrono::microseconds>(duration).count() % 1000000;
msg.formatted << fmt::pad(static_cast<int>(micros), 6, '0');
}
};
// nanoseconds
class F_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm&) override
{
auto duration = msg.time.time_since_epoch();
auto ns = std::chrono::duration_cast<std::chrono::nanoseconds>(duration).count() % 1000000000;
msg.formatted << fmt::pad(static_cast<int>(ns), 9, '0');
}
};
// AM/PM
class p_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm& tm_time) override
{
msg.formatted << ampm(tm_time);
}
};
// 12 hour clock 02:55:02 pm
class r_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm& tm_time) override
{
pad_n_join(msg.formatted, to12h(tm_time), tm_time.tm_min, tm_time.tm_sec, ':') << ' ' << ampm(tm_time);
}
};
// 24-hour HH:MM time, equivalent to %H:%M
class R_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm& tm_time) override
{
pad_n_join(msg.formatted, tm_time.tm_hour, tm_time.tm_min, ':');
}
};
// ISO 8601 time format (HH:MM:SS), equivalent to %H:%M:%S
class T_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm& tm_time) override
{
pad_n_join(msg.formatted, tm_time.tm_hour, tm_time.tm_min, tm_time.tm_sec, ':');
}
};
// ISO 8601 offset from UTC in timezone (+-HH:MM)
class z_formatter:public flag_formatter
{
public:
const std::chrono::seconds cache_refresh = std::chrono::seconds(5);
z_formatter():_last_update(std::chrono::seconds(0))
{}
z_formatter(const z_formatter&) = delete;
z_formatter& operator=(const z_formatter&) = delete;
void format(details::log_msg& msg, const std::tm& tm_time) override
{
namespace details
{
class flag_formatter
{
public:
virtual ~flag_formatter()
{}
virtual void format(details::log_msg& msg, const std::tm& tm_time) = 0;
};
///////////////////////////////////////////////////////////////////////
// name & level pattern appenders
///////////////////////////////////////////////////////////////////////
namespace
{
class name_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm&) override
{
msg.formatted << *msg.logger_name;
}
};
}
// log level appender
class level_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm&) override
{
msg.formatted << level::to_str(msg.level);
}
};
// short log level appender
class short_level_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm&) override
{
msg.formatted << level::to_short_str(msg.level);
}
};
///////////////////////////////////////////////////////////////////////
// Date time pattern appenders
///////////////////////////////////////////////////////////////////////
static const char* ampm(const tm& t)
{
return t.tm_hour >= 12 ? "PM" : "AM";
}
static int to12h(const tm& t)
{
return t.tm_hour > 12 ? t.tm_hour - 12 : t.tm_hour;
}
//Abbreviated weekday name
static const std::string days[] { "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat" };
class a_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm& tm_time) override
{
msg.formatted << days[tm_time.tm_wday];
}
};
//Full weekday name
static const std::string full_days[] { "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday" };
class A_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm& tm_time) override
{
msg.formatted << full_days[tm_time.tm_wday];
}
};
//Abbreviated month
static const std::string months[] { "Jan", "Feb", "Mar", "Apr", "May", "June", "July", "Aug", "Sept", "Oct", "Nov", "Dec" };
class b_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm& tm_time) override
{
msg.formatted << months[tm_time.tm_mon];
}
};
//Full month name
static const std::string full_months[] { "January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December" };
class B_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm& tm_time) override
{
msg.formatted << full_months[tm_time.tm_mon];
}
};
//write 2 ints seperated by sep with padding of 2
static fmt::MemoryWriter& pad_n_join(fmt::MemoryWriter& w, int v1, int v2, char sep)
{
w << fmt::pad(v1, 2, '0') << sep << fmt::pad(v2, 2, '0');
return w;
}
//write 3 ints seperated by sep with padding of 2
static fmt::MemoryWriter& pad_n_join(fmt::MemoryWriter& w, int v1, int v2, int v3, char sep)
{
w << fmt::pad(v1, 2, '0') << sep << fmt::pad(v2, 2, '0') << sep << fmt::pad(v3, 2, '0');
return w;
}
//Date and time representation (Thu Aug 23 15:35:46 2014)
class c_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm& tm_time) override
{
msg.formatted << days[tm_time.tm_wday] << ' ' << months[tm_time.tm_mon] << ' ' << tm_time.tm_mday << ' ';
pad_n_join(msg.formatted, tm_time.tm_hour, tm_time.tm_min, tm_time.tm_sec, ':') << ' ' << tm_time.tm_year + 1900;
}
};
// year - 2 digit
class C_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm& tm_time) override
{
msg.formatted << fmt::pad(tm_time.tm_year % 100, 2, '0');
}
};
// Short MM/DD/YY date, equivalent to %m/%d/%y 08/23/01
class D_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm& tm_time) override
{
pad_n_join(msg.formatted, tm_time.tm_mon + 1, tm_time.tm_mday, tm_time.tm_year % 100, '/');
}
};
// year - 4 digit
class Y_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm& tm_time) override
{
msg.formatted << tm_time.tm_year + 1900;
}
};
// month 1-12
class m_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm& tm_time) override
{
msg.formatted << fmt::pad(tm_time.tm_mon + 1, 2, '0');
}
};
// day of month 1-31
class d_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm& tm_time) override
{
msg.formatted << fmt::pad(tm_time.tm_mday, 2, '0');
}
};
// hours in 24 format 0-23
class H_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm& tm_time) override
{
msg.formatted << fmt::pad(tm_time.tm_hour, 2, '0');
}
};
// hours in 12 format 1-12
class I_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm& tm_time) override
{
msg.formatted << fmt::pad(to12h(tm_time), 2, '0');
}
};
// minutes 0-59
class M_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm& tm_time) override
{
msg.formatted << fmt::pad(tm_time.tm_min, 2, '0');
}
};
// seconds 0-59
class S_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm& tm_time) override
{
msg.formatted << fmt::pad(tm_time.tm_sec, 2, '0');
}
};
// milliseconds
class e_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm&) override
{
auto duration = msg.time.time_since_epoch();
auto millis = std::chrono::duration_cast<std::chrono::milliseconds>(duration).count() % 1000;
msg.formatted << fmt::pad(static_cast<int>(millis), 3, '0');
}
};
// microseconds
class f_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm&) override
{
auto duration = msg.time.time_since_epoch();
auto micros = std::chrono::duration_cast<std::chrono::microseconds>(duration).count() % 1000000;
msg.formatted << fmt::pad(static_cast<int>(micros), 6, '0');
}
};
// nanoseconds
class F_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm&) override
{
auto duration = msg.time.time_since_epoch();
auto ns = std::chrono::duration_cast<std::chrono::nanoseconds>(duration).count() % 1000000000;
msg.formatted << fmt::pad(static_cast<int>(ns), 9, '0');
}
};
// AM/PM
class p_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm& tm_time) override
{
msg.formatted << ampm(tm_time);
}
};
// 12 hour clock 02:55:02 pm
class r_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm& tm_time) override
{
pad_n_join(msg.formatted, to12h(tm_time), tm_time.tm_min, tm_time.tm_sec, ':') << ' ' << ampm(tm_time);
}
};
// 24-hour HH:MM time, equivalent to %H:%M
class R_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm& tm_time) override
{
pad_n_join(msg.formatted, tm_time.tm_hour, tm_time.tm_min, ':');
}
};
// ISO 8601 time format (HH:MM:SS), equivalent to %H:%M:%S
class T_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm& tm_time) override
{
pad_n_join(msg.formatted, tm_time.tm_hour, tm_time.tm_min, tm_time.tm_sec, ':');
}
};
// ISO 8601 offset from UTC in timezone (+-HH:MM)
class z_formatter:public flag_formatter
{
public:
const std::chrono::seconds cache_refresh = std::chrono::seconds(5);
z_formatter():_last_update(std::chrono::seconds(0))
{}
z_formatter(const z_formatter&) = delete;
z_formatter& operator=(const z_formatter&) = delete;
void format(details::log_msg& msg, const std::tm& tm_time) override
{
#ifdef _WIN32
int total_minutes = get_cached_offset(msg, tm_time);
int total_minutes = get_cached_offset(msg, tm_time);
#else
// No need to chache under gcc,
// it is very fast (already stored in tm.tm_gmtoff)
int total_minutes = os::utc_minutes_offset(tm_time);
// No need to chache under gcc,
// it is very fast (already stored in tm.tm_gmtoff)
int total_minutes = os::utc_minutes_offset(tm_time);
#endif
int h = total_minutes / 60;
int m = total_minutes % 60;
if (h >= 0) //minus sign will be printed anyway if negative
{
msg.formatted << '+';
}
pad_n_join(msg.formatted, h, m, ':');
}
private:
log_clock::time_point _last_update;
int _offset_minutes;
std::mutex _mutex;
int get_cached_offset(const log_msg& msg, const std::tm& tm_time)
{
using namespace std::chrono;
std::lock_guard<std::mutex> l(_mutex);
if (msg.time - _last_update >= cache_refresh) {
_offset_minutes = os::utc_minutes_offset(tm_time);
_last_update = msg.time;
}
return _offset_minutes;
}
};
//Thread id
class t_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm&) override
{
msg.formatted << msg.thread_id;
}
};
class v_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm&) override
{
msg.formatted << fmt::StringRef(msg.raw.data(), msg.raw.size());
}
};
class ch_formatter:public flag_formatter
{
public:
explicit ch_formatter(char ch): _ch(ch)
{}
void format(details::log_msg& msg, const std::tm&) override
{
msg.formatted << _ch;
}
private:
char _ch;
};
//aggregate user chars to display as is
class aggregate_formatter:public flag_formatter
{
public:
aggregate_formatter()
{}
void add_ch(char ch)
{
_str += ch;
}
void format(details::log_msg& msg, const std::tm&) override
{
msg.formatted << _str;
}
private:
std::string _str;
};
// Full info formatter
// pattern: [%Y-%m-%d %H:%M:%S.%e] [%n] [%l] %v
class full_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm& tm_time) override
{
int h = total_minutes / 60;
int m = total_minutes % 60;
if (h >= 0) //minus sign will be printed anyway if negative
{
msg.formatted << '+';
}
pad_n_join(msg.formatted, h, m, ':');
}
private:
log_clock::time_point _last_update;
int _offset_minutes;
std::mutex _mutex;
int get_cached_offset(const log_msg& msg, const std::tm& tm_time)
{
using namespace std::chrono;
std::lock_guard<std::mutex> l(_mutex);
if (msg.time - _last_update >= cache_refresh)
{
_offset_minutes = os::utc_minutes_offset(tm_time);
_last_update = msg.time;
}
return _offset_minutes;
}
};
//Thread id
class t_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm&) override
{
msg.formatted << msg.thread_id;
}
};
class v_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm&) override
{
msg.formatted << fmt::StringRef(msg.raw.data(), msg.raw.size());
}
};
class ch_formatter:public flag_formatter
{
public:
explicit ch_formatter(char ch): _ch(ch)
{}
void format(details::log_msg& msg, const std::tm&) override
{
msg.formatted << _ch;
}
private:
char _ch;
};
//aggregate user chars to display as is
class aggregate_formatter:public flag_formatter
{
public:
aggregate_formatter()
{}
void add_ch(char ch)
{
_str += ch;
}
void format(details::log_msg& msg, const std::tm&) override
{
msg.formatted << _str;
}
private:
std::string _str;
};
// Full info formatter
// pattern: [%Y-%m-%d %H:%M:%S.%e] [%n] [%l] %v
class full_formatter:public flag_formatter
{
void format(details::log_msg& msg, const std::tm& tm_time) override
{
#ifndef SPDLOG_NO_DATETIME
auto duration = msg.time.time_since_epoch();
auto millis = std::chrono::duration_cast<std::chrono::milliseconds>(duration).count() % 1000;
/* Slower version(while still very fast - about 3.2 million lines/sec under 10 threads),
msg.formatted.write("[{:d}-{:02d}-{:02d} {:02d}:{:02d}:{:02d}.{:03d}] [{}] [{}] {} ",
tm_time.tm_year + 1900,
tm_time.tm_mon + 1,
tm_time.tm_mday,
tm_time.tm_hour,
tm_time.tm_min,
tm_time.tm_sec,
static_cast<int>(millis),
msg.logger_name,
level::to_str(msg.level),
msg.raw.str());*/
// Faster (albeit uglier) way to format the line (5.6 million lines/sec under 10 threads)
msg.formatted << '[' << static_cast<unsigned int>(tm_time.tm_year + 1900) << '-'
<< fmt::pad(static_cast<unsigned int>(tm_time.tm_mon + 1), 2, '0') << '-'
<< fmt::pad(static_cast<unsigned int>(tm_time.tm_mday), 2, '0') << ' '
<< fmt::pad(static_cast<unsigned int>(tm_time.tm_hour), 2, '0') << ':'
<< fmt::pad(static_cast<unsigned int>(tm_time.tm_min), 2, '0') << ':'
<< fmt::pad(static_cast<unsigned int>(tm_time.tm_sec), 2, '0') << '.'
<< fmt::pad(static_cast<unsigned int>(millis), 3, '0') << "] ";
//no datetime needed
auto duration = msg.time.time_since_epoch();
auto millis = std::chrono::duration_cast<std::chrono::milliseconds>(duration).count() % 1000;
/* Slower version(while still very fast - about 3.2 million lines/sec under 10 threads),
msg.formatted.write("[{:d}-{:02d}-{:02d} {:02d}:{:02d}:{:02d}.{:03d}] [{}] [{}] {} ",
tm_time.tm_year + 1900,
tm_time.tm_mon + 1,
tm_time.tm_mday,
tm_time.tm_hour,
tm_time.tm_min,
tm_time.tm_sec,
static_cast<int>(millis),
msg.logger_name,
level::to_str(msg.level),
msg.raw.str());*/
// Faster (albeit uglier) way to format the line (5.6 million lines/sec under 10 threads)
msg.formatted << '[' << static_cast<unsigned int>(tm_time.tm_year + 1900) << '-'
<< fmt::pad(static_cast<unsigned int>(tm_time.tm_mon + 1), 2, '0') << '-'
<< fmt::pad(static_cast<unsigned int>(tm_time.tm_mday), 2, '0') << ' '
<< fmt::pad(static_cast<unsigned int>(tm_time.tm_hour), 2, '0') << ':'
<< fmt::pad(static_cast<unsigned int>(tm_time.tm_min), 2, '0') << ':'
<< fmt::pad(static_cast<unsigned int>(tm_time.tm_sec), 2, '0') << '.'
<< fmt::pad(static_cast<unsigned int>(millis), 3, '0') << "] ";
//no datetime needed
#else
(void)tm_time;
(void)tm_time;
#endif
#ifndef SPDLOG_NO_NAME
msg.formatted << '[' << *msg.logger_name << "] ";
msg.formatted << '[' << *msg.logger_name << "] ";
#endif
msg.formatted << '[' << level::to_str(msg.level) << "] ";
msg.formatted << fmt::StringRef(msg.raw.data(), msg.raw.size());
}
};
msg.formatted << '[' << level::to_str(msg.level) << "] ";
msg.formatted << fmt::StringRef(msg.raw.data(), msg.raw.size());
}
};
}
}
}
///////////////////////////////////////////////////////////////////////////////
// pattern_formatter inline impl
///////////////////////////////////////////////////////////////////////////////
inline spdlog::pattern_formatter::pattern_formatter(const std::string& pattern)
{
compile_pattern(pattern);
compile_pattern(pattern);
}
inline void spdlog::pattern_formatter::compile_pattern(const std::string& pattern)
{
auto end = pattern.end();
std::unique_ptr<details::aggregate_formatter> user_chars;
for (auto it = pattern.begin(); it != end; ++it) {
if (*it == '%') {
if (user_chars) //append user chars found so far
_formatters.push_back(std::move(user_chars));
if (++it != end)
handle_flag(*it);
else
break;
}
else // chars not following the % sign should be displayed as is
{
if (!user_chars)
user_chars = std::unique_ptr<details::aggregate_formatter>(new details::aggregate_formatter());
user_chars->add_ch(*it);
}
}
if (user_chars) //append raw chars found so far
{
_formatters.push_back(std::move(user_chars));
}
auto end = pattern.end();
std::unique_ptr<details::aggregate_formatter> user_chars;
for (auto it = pattern.begin(); it != end; ++it)
{
if (*it == '%')
{
if (user_chars) //append user chars found so far
_formatters.push_back(std::move(user_chars));
if (++it != end)
handle_flag(*it);
else
break;
}
else // chars not following the % sign should be displayed as is
{
if (!user_chars)
user_chars = std::unique_ptr<details::aggregate_formatter>(new details::aggregate_formatter());
user_chars->add_ch(*it);
}
}
if (user_chars) //append raw chars found so far
{
_formatters.push_back(std::move(user_chars));
}
}
inline void spdlog::pattern_formatter::handle_flag(char flag)
{
switch (flag) {
// logger name
case 'n':
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::name_formatter()));
break;
case 'l':
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::level_formatter()));
break;
case 'L':
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::short_level_formatter()));
break;
case('t'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::t_formatter()));
break;
case('v'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::v_formatter()));
break;
case('a'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::a_formatter()));
break;
case('A'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::A_formatter()));
break;
case('b'):
case('h'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::b_formatter()));
break;
case('B'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::B_formatter()));
break;
case('c'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::c_formatter()));
break;
case('C'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::C_formatter()));
break;
case('Y'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::Y_formatter()));
break;
case('D'):
case('x'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::D_formatter()));
break;
case('m'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::m_formatter()));
break;
case('d'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::d_formatter()));
break;
case('H'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::H_formatter()));
break;
case('I'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::I_formatter()));
break;
case('M'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::M_formatter()));
break;
case('S'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::S_formatter()));
break;
case('e'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::e_formatter()));
break;
case('f'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::f_formatter()));
break;
case('F'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::F_formatter()));
break;
case('p'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::p_formatter()));
break;
case('r'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::r_formatter()));
break;
case('R'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::R_formatter()));
break;
case('T'):
case('X'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::T_formatter()));
break;
case('z'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::z_formatter()));
break;
case ('+'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::full_formatter()));
break;
default: //Unkown flag appears as is
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::ch_formatter('%')));
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::ch_formatter(flag)));
break;
}
switch (flag)
{
// logger name
case 'n':
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::name_formatter()));
break;
case 'l':
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::level_formatter()));
break;
case 'L':
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::short_level_formatter()));
break;
case('t'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::t_formatter()));
break;
case('v'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::v_formatter()));
break;
case('a'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::a_formatter()));
break;
case('A'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::A_formatter()));
break;
case('b'):
case('h'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::b_formatter()));
break;
case('B'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::B_formatter()));
break;
case('c'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::c_formatter()));
break;
case('C'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::C_formatter()));
break;
case('Y'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::Y_formatter()));
break;
case('D'):
case('x'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::D_formatter()));
break;
case('m'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::m_formatter()));
break;
case('d'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::d_formatter()));
break;
case('H'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::H_formatter()));
break;
case('I'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::I_formatter()));
break;
case('M'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::M_formatter()));
break;
case('S'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::S_formatter()));
break;
case('e'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::e_formatter()));
break;
case('f'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::f_formatter()));
break;
case('F'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::F_formatter()));
break;
case('p'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::p_formatter()));
break;
case('r'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::r_formatter()));
break;
case('R'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::R_formatter()));
break;
case('T'):
case('X'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::T_formatter()));
break;
case('z'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::z_formatter()));
break;
case ('+'):
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::full_formatter()));
break;
default: //Unkown flag appears as is
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::ch_formatter('%')));
_formatters.push_back(std::unique_ptr<details::flag_formatter>(new details::ch_formatter(flag)));
break;
}
}
......@@ -611,13 +615,14 @@ inline void spdlog::pattern_formatter::format(details::log_msg& msg)
{
#ifndef SPDLOG_NO_DATETIME
auto tm_time = details::os::localtime(log_clock::to_time_t(msg.time));
auto tm_time = details::os::localtime(log_clock::to_time_t(msg.time));
#else
std::tm tm_time;
std::tm tm_time;
#endif
for (auto &f : _formatters) {
f->format(msg, tm_time);
}
//write eol
msg.formatted.write(details::os::eol, details::os::eol_size);
for (auto &f : _formatters)
{
f->format(msg, tm_time);
}
//write eol
msg.formatted.write(details::os::eol, details::os::eol_size);
}
include/spdlog/details/registry.h
View file @ e7debaac
......@@ -60,8 +60,8 @@ public:
if (_formatter)
new_logger->set_formatter(_formatter);
if (_err_handler)
new_logger->set_error_handler(_err_handler);
if (_err_handler)
new_logger->set_error_handler(_err_handler);
new_logger->set_level(_level);
......@@ -117,12 +117,12 @@ public:
_level = log_level;
}
void set_error_handler(log_err_handler handler)
{
for (auto& l : _loggers)
l.second->set_error_handler(handler);
_err_handler = handler;
}
void set_error_handler(log_err_handler handler)
{
for (auto& l : _loggers)
l.second->set_error_handler(handler);
_err_handler = handler;
}
void set_async_mode(size_t q_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)
{
......@@ -161,7 +161,7 @@ private:
std::unordered_map <std::string, std::shared_ptr<logger>> _loggers;
formatter_ptr _formatter;
level::level_enum _level = level::info;
log_err_handler _err_handler;
log_err_handler _err_handler;
bool _async_mode = false;
size_t _async_q_size = 0;
async_overflow_policy _overflow_policy = async_overflow_policy::block_retry;
......
include/spdlog/details/spdlog_impl.h
View file @ e7debaac
......@@ -149,7 +149,7 @@ inline void spdlog::set_level(level::level_enum log_level)
inline void spdlog::set_error_handler(log_err_handler handler)
{
return details::registry::instance().set_error_handler(handler);
return details::registry::instance().set_error_handler(handler);
}
......
include/spdlog/logger.h
View file @ e7debaac
......@@ -51,17 +51,17 @@ public:
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);
void set_formatter(formatter_ptr);
// error handler
void set_error_handler(log_err_handler);
log_err_handler error_handler();
// 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);
......@@ -72,16 +72,16 @@ protected:
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);
// 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);
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;
log_err_handler _err_handler;
std::atomic<time_t> _last_err_time;
};
}
......
tests/errors.cpp
View file @ e7debaac
......@@ -8,54 +8,56 @@
TEST_CASE("default_error_handler", "[errors]]")
{
prepare_logdir();
std::string filename = "logs/simple_log.txt";
prepare_logdir();
std::string filename = "logs/simple_log.txt";
auto logger = spdlog::create<spdlog::sinks::simple_file_sink_mt>("logger", filename, true);
logger->set_pattern("%v");
logger->info("Test message {} {}", 1);
logger->info("Test message {}", 2);
logger->flush();
auto logger = spdlog::create<spdlog::sinks::simple_file_sink_mt>("logger", filename, true);
logger->set_pattern("%v");
logger->info("Test message {} {}", 1);
logger->info("Test message {}", 2);
logger->flush();
REQUIRE(file_contents(filename) == std::string("Test message 2\n"));
REQUIRE(count_lines(filename) == 1);
REQUIRE(file_contents(filename) == std::string("Test message 2\n"));
REQUIRE(count_lines(filename) == 1);
}
struct custom_ex{};
struct custom_ex {};
TEST_CASE("custom_error_handler", "[errors]]")
{
prepare_logdir();
std::string filename = "logs/simple_log.txt";
auto logger = spdlog::create<spdlog::sinks::simple_file_sink_mt>("logger", filename, true);
logger->set_error_handler([=](const std::string& msg) {
throw custom_ex();
});
logger->info("Good message #1");
REQUIRE_THROWS_AS(logger->info("Bad format msg {} {}", "xxx"), custom_ex);
logger->info("Good message #2");
REQUIRE(count_lines(filename) == 2);
prepare_logdir();
std::string filename = "logs/simple_log.txt";
auto logger = spdlog::create<spdlog::sinks::simple_file_sink_mt>("logger", filename, true);
logger->set_error_handler([=](const std::string& msg)
{
throw custom_ex();
});
logger->info("Good message #1");
REQUIRE_THROWS_AS(logger->info("Bad format msg {} {}", "xxx"), custom_ex);
logger->info("Good message #2");
REQUIRE(count_lines(filename) == 2);
}
TEST_CASE("async_error_handler", "[errors]]")
{
prepare_logdir();
std::string err_msg("log failed with some msg");
spdlog::set_async_mode(128);
std::string filename = "logs/simple_async_log.txt";
{
auto logger = spdlog::create<spdlog::sinks::simple_file_sink_mt>("logger", filename, true);
logger->set_error_handler([=](const std::string& msg) {
std::ofstream ofs("logs/custom_err.txt");
if (!ofs) throw std::runtime_error("Failed open logs/custom_err.txt");
ofs << err_msg;
});
logger->info("Good message #1");
logger->info("Bad format msg {} {}", "xxx");
logger->info("Good message #2");
spdlog::drop("logger"); //force logger to drain the queue and shutdown
spdlog::set_sync_mode();
}
REQUIRE(count_lines(filename) == 2);
REQUIRE(file_contents("logs/custom_err.txt") == err_msg);
prepare_logdir();
std::string err_msg("log failed with some msg");
spdlog::set_async_mode(128);
std::string filename = "logs/simple_async_log.txt";
{
auto logger = spdlog::create<spdlog::sinks::simple_file_sink_mt>("logger", filename, true);
logger->set_error_handler([=](const std::string& msg)
{
std::ofstream ofs("logs/custom_err.txt");
if (!ofs) throw std::runtime_error("Failed open logs/custom_err.txt");
ofs << err_msg;
});
logger->info("Good message #1");
logger->info("Bad format msg {} {}", "xxx");
logger->info("Good message #2");
spdlog::drop("logger"); //force logger to drain the queue and shutdown
spdlog::set_sync_mode();
}
REQUIRE(count_lines(filename) == 2);
REQUIRE(file_contents("logs/custom_err.txt") == err_msg);
}
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