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Added debug macros

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This commit is contained in:
gabi 2014-12-18 10:07:21 +02:00
parent 3e51669951
commit 348390f90d
6 changed files with 107 additions and 68 deletions
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3
README.md
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@ -81,7 +81,8 @@ int main(int, char* [])
spd::get("console")->info("loggers can be retrieved from a global registry using the spdlog::get(logger_name) function");
SPDLOG_TRACE(file_logger, "This is a trace message (only #ifdef _DEBUG)", 123);
SPDLOG_TRACE(console, "Trace message - enabled only #ifdef SPDLOG_TRACE_ON..{} ,{}", 1, 3.23);
SPDLOG_DEBUG(console, "Debug message - enabled only #ifdef SPDLOG_DEBUG_ON.. {} ,{}", 1, 3.23);
//
// Asynchronous logging is very fast..

5
example/example.cpp
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@ -69,14 +69,15 @@ int main(int, char* [])
spd::get("console")->info("loggers can be retrieved from a global registry using the spdlog::get(logger_name) function");
SPDLOG_TRACE(file_logger, "This is a trace message (only #ifdef _DEBUG)", 123);
SPDLOG_TRACE(console, "Trace message - enabled only #ifdef SPDLOG_TRACE_ON..{} ,{}", 1, 3.23);
SPDLOG_DEBUG(console, "Debug message - enabled only #ifdef SPDLOG_DEBUG_ON.. {} ,{}", 1, 3.23);
//
// Asynchronous logging is easy..
// Just call spdlog::set_async_mode(q_size) and all created loggers from now on will be asynchronous..
// Note: queue size must be power of 2!
//
size_t max_q_size = 1048576;
size_t max_q_size = 1048576;
spdlog::set_async_mode(max_q_size);
auto async_file= spd::daily_logger_st("async_file_logger", "logs/async_log.txt");
async_file->info() << "This is async log.." << "Should be very fast!";

8
include/spdlog/common.h
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@ -55,13 +55,11 @@ typedef enum
CRITICAL = 6,
ALERT = 7,
EMERG = 8,
ALWAYS = 9,
OFF = 10
OFF = 9
} level_enum;
static const char* level_names[] { "trace", "debug", "info", "notice", "warning", "error", "critical",
"alert", "emerg", "", ""
};
static const char* level_names[] { "trace", "debug", "info", "notice", "warning", "error", "critical", "alert", "emerg", "off"};
inline const char* to_str(spdlog::level::level_enum l)
{
return level_names[l];

84
include/spdlog/details/logger_impl.h
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@ -30,7 +30,8 @@
#include "./line_logger.h"
/* public functions */
// create logger with given name, sinks and the default pattern formatter
// 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),
@ -42,16 +43,18 @@ inline spdlog::logger::logger(const std::string& logger_name, const It& begin, c
_level = level::INFO;
}
// 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()) {}
inline spdlog::logger::logger(const std::string& logger_name, spdlog::sink_ptr single_sink) :logger(logger_name, { single_sink })
{}
// ctor with single sink
inline spdlog::logger::logger(const std::string& logger_name, spdlog::sink_ptr single_sink) :
logger(logger_name, { single_sink }) {}
inline spdlog::logger::~logger() {}
inline spdlog::logger::~logger() = default;
inline void spdlog::logger::set_formatter(spdlog::formatter_ptr msg_formatter)
{
@ -64,10 +67,12 @@ inline void spdlog::logger::set_pattern(const std::string& pattern)
}
//
// cppformat API of the form logger.info("hello {} {}", "world", 1);
// log only if given level>=logger's log level
//
template <typename... Args>
inline spdlog::details::line_logger spdlog::logger::_log(level::level_enum lvl, const char* fmt, const Args&... args)
inline spdlog::details::line_logger spdlog::logger::_log_if_enabled(level::level_enum lvl, const char* fmt, const Args&... args)
{
bool msg_enabled = should_log(lvl);
details::line_logger l(this, lvl, msg_enabled);
@ -75,130 +80,131 @@ inline spdlog::details::line_logger spdlog::logger::_log(level::level_enum lvl,
return l;
}
template <typename... Args>
inline spdlog::details::line_logger spdlog::logger::log(const char* fmt, const Args&... args)
inline spdlog::details::line_logger spdlog::logger::_log_if_enabled(level::level_enum lvl)
{
return _log(level::ALWAYS, fmt, args...);
return details::line_logger(this, lvl, should_log(lvl));
}
//
// following functions will log only if at the right level
//
template <typename... Args>
inline spdlog::details::line_logger spdlog::logger::trace(const char* fmt, const Args&... args)
{
return _log(level::TRACE, fmt, args...);
return _log_if_enabled(level::TRACE, fmt, args...);
}
template <typename... Args>
inline spdlog::details::line_logger spdlog::logger::debug(const char* fmt, const Args&... args)
{
return _log(level::DEBUG, fmt, args...);
return _log_if_enabled(level::DEBUG, fmt, args...);
}
template <typename... Args>
inline spdlog::details::line_logger spdlog::logger::info(const char* fmt, const Args&... args)
{
return _log(level::INFO, fmt, args...);
return _log_if_enabled(level::INFO, fmt, args...);
}
template <typename... Args>
inline spdlog::details::line_logger spdlog::logger::notice(const char* fmt, const Args&... args)
{
return _log(level::NOTICE, fmt, args...);
return _log_if_enabled(level::NOTICE, fmt, args...);
}
template <typename... Args>
inline spdlog::details::line_logger spdlog::logger::warn(const char* fmt, const Args&... args)
{
return _log(level::WARN, fmt, args...);
return _log_if_enabled(level::WARN, fmt, args...);
}
template <typename... Args>
inline spdlog::details::line_logger spdlog::logger::error(const char* fmt, const Args&... args)
{
return _log(level::ERR, fmt, args...);
return _log_if_enabled(level::ERR, fmt, args...);
}
template <typename... Args>
inline spdlog::details::line_logger spdlog::logger::critical(const char* fmt, const Args&... args)
{
return _log(level::CRITICAL, fmt, args...);
return _log_if_enabled(level::CRITICAL, fmt, args...);
}
template <typename... Args>
inline spdlog::details::line_logger spdlog::logger::alert(const char* fmt, const Args&... args)
{
return _log(level::ALERT, fmt, args...);
return _log_if_enabled(level::ALERT, fmt, args...);
}
template <typename... Args>
inline spdlog::details::line_logger spdlog::logger::emerg(const char* fmt, const Args&... args)
{
return _log(level::EMERG, fmt, args...);
return _log_if_enabled(level::EMERG, fmt, args...);
}
//
// //API to support logger.info() << ".." calls
// support logger.info() << ".." calls
//
inline spdlog::details::line_logger spdlog::logger::_log(level::level_enum lvl)
{
bool msg_enabled = should_log(lvl);
details::line_logger l(this, lvl, msg_enabled);
return l;
}
inline spdlog::details::line_logger spdlog::logger::log()
{
return _log(level::ALWAYS);
}
inline spdlog::details::line_logger spdlog::logger::trace()
{
return _log(level::TRACE);
return _log_if_enabled(level::TRACE);
}
inline spdlog::details::line_logger spdlog::logger::debug()
{
return _log(level::DEBUG);
return _log_if_enabled(level::DEBUG);
}
inline spdlog::details::line_logger spdlog::logger::info()
{
return _log(level::INFO);
return _log_if_enabled(level::INFO);
}
inline spdlog::details::line_logger spdlog::logger::notice()
{
return _log(level::NOTICE);
return _log_if_enabled(level::NOTICE);
}
inline spdlog::details::line_logger spdlog::logger::warn()
{
return _log(level::WARN);
return _log_if_enabled(level::WARN);
}
inline spdlog::details::line_logger spdlog::logger::error()
{
return _log(level::ERR);
return _log_if_enabled(level::ERR);
}
inline spdlog::details::line_logger spdlog::logger::critical()
{
return _log(level::CRITICAL);
return _log_if_enabled(level::CRITICAL);
}
inline spdlog::details::line_logger spdlog::logger::alert()
{
return _log(level::ALERT);
return _log_if_enabled(level::ALERT);
}
inline spdlog::details::line_logger spdlog::logger::emerg()
{
return _log(level::EMERG);
return _log_if_enabled(level::EMERG);
}
// always log, no matter what is the actual logger's log level
template <typename... Args>
inline spdlog::details::line_logger spdlog::logger::force_log(level::level_enum lvl, const char* fmt, const Args&... args)
{
details::line_logger l(this, lvl, true);
l.write(fmt, args...);
return l;
}
//
// name and level

49
include/spdlog/logger.h
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@ -65,20 +65,35 @@ public:
//Stop logging
void stop();
template <typename... Args> details::line_logger log(const char* fmt, const Args&... args);
template <typename... Args> details::line_logger trace(const char* fmt, const Args&... args);
template <typename... Args> details::line_logger debug(const char* fmt, const Args&... args);
template <typename... Args> details::line_logger info(const char* fmt, const Args&... args);
template <typename... Args> details::line_logger notice(const char* fmt, const Args&... args);
template <typename... Args> details::line_logger warn(const char* fmt, const Args&... args);
template <typename... Args> details::line_logger error(const char* fmt, const Args&... args);
template <typename... Args> details::line_logger critical(const char* fmt, const Args&... args);
template <typename... Args> details::line_logger alert(const char* fmt, const Args&... args);
template <typename... Args> details::line_logger emerg(const char* fmt, const Args&... args);
//API to support logger.info() << ".." calls
template <typename... Args>
details::line_logger trace(const char* fmt, const Args&... args);
details::line_logger log();
template <typename... Args>
details::line_logger debug(const char* fmt, const Args&... args);
template <typename... Args>
details::line_logger info(const char* fmt, const Args&... args);
template <typename... Args>
details::line_logger notice(const char* fmt, const Args&... args);
template <typename... Args>
details::line_logger warn(const char* fmt, const Args&... args);
template <typename... Args>details::line_logger error(const char* fmt, const Args&... args);
template <typename... Args>
details::line_logger critical(const char* fmt, const Args&... args);
template <typename... Args>
details::line_logger alert(const char* fmt, const Args&... args);
template <typename... Args>
details::line_logger emerg(const char* fmt, const Args&... args);
//API to support logger.info() << ".." call style
details::line_logger trace();
details::line_logger debug();
details::line_logger info();
@ -90,6 +105,11 @@ public:
details::line_logger emerg();
// Create log message with the given level, no matter what is the actual logger's level
template <typename... Args>
details::line_logger force_log(level::level_enum lvl, const char* fmt, const Args&... args);
// Set the format of the log messages from this logger
void set_pattern(const std::string&);
void set_formatter(formatter_ptr);
@ -99,8 +119,9 @@ protected:
virtual void _set_pattern(const std::string&);
virtual void _set_formatter(formatter_ptr);
virtual void _stop();
details::line_logger _log(level::level_enum lvl);
template <typename... Args> details::line_logger _log(level::level_enum lvl, const char* fmt, const Args&... args);
details::line_logger _log_if_enabled(level::level_enum lvl);
template <typename... Args>
details::line_logger _log_if_enabled(level::level_enum lvl, const char* fmt, const Args&... args);
friend details::line_logger;

26
include/spdlog/spdlog.h
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@ -114,23 +114,35 @@ template <typename Sink, typename... Args>
std::shared_ptr<spdlog::logger> create(const std::string& logger_name, const Args&...);
// Stop logging by setting all the loggers to log level OFF
void stop();
//
// Trace macro enabled only at debug compile
// Example: SPDLOG_TRACE(my_logger, "Some trace message");
// Trace & debug macros to be switched on/off at compile time for zero cost debug statements.
// Note: using these mactors overrides the runtime log threshold of the logger.
//
#ifdef _DEBUG
#define SPDLOG_TRACE(logger, ...) logger->log(__FILE__, " #", __LINE__,": " __VA_ARGS__)
// Example:
//
// Enable debug macro, must be defined before including spdlog.h
// #define SPDLOG_DEBUG_ON
// include "spdlog/spdlog.h"
// SPDLOG_DEBUG(my_logger, "Some debug message {} {}", 1, 3.2);
//
#ifdef SPDLOG_TRACE_ON
#define SPDLOG_TRACE(logger, ...) logger->force_log(level::TRACE, __FILE__, " #", __LINE__,": " __VA_ARGS__)
#else
#define SPDLOG_TRACE(logger, ...) {}
#define SPDLOG_TRACE(logger, ...)
#endif
#ifdef SPDLOG_DEBUG_ON
#define SPDLOG_DEBUG(logger, ...) logger->force_log(level::DEBUG, __VA_ARGS__)
#else
#define SPDLOG_DEBUG(logger, ...)
#endif
}
#include "details/spdlog_impl.h"