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Diffstat (limited to 'lib/spdlog/logger.h')
-rw-r--r-- | lib/spdlog/logger.h | 152 |
1 files changed, 152 insertions, 0 deletions
diff --git a/lib/spdlog/logger.h b/lib/spdlog/logger.h new file mode 100644 index 0000000..aa4a2c5 --- /dev/null +++ b/lib/spdlog/logger.h @@ -0,0 +1,152 @@ +// +// Copyright(c) 2015 Gabi Melman. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) +// + +#pragma once + +// Thread safe logger (except for set_pattern(..), set_formatter(..) and set_error_handler()) +// Has name, log level, vector of std::shared sink pointers and formatter +// Upon each log write the logger: +// 1. Checks if its log level is enough to log the message +// 2. Format the message using the formatter function +// 3. Pass the formatted message to its sinks to performa the actual logging + +#include "common.h" +#include "sinks/base_sink.h" + +#include <memory> +#include <string> +#include <vector> + +namespace spdlog { + +class logger +{ +public: + logger(const std::string &name, sink_ptr single_sink); + logger(const std::string &name, sinks_init_list sinks); + + template<class It> + logger(std::string name, const It &begin, const It &end); + + virtual ~logger(); + + logger(const logger &) = delete; + logger &operator=(const logger &) = delete; + + template<typename... Args> + void log(level::level_enum lvl, const char *fmt, const Args &... args); + + template<typename... Args> + void log(level::level_enum lvl, const char *msg); + + template<typename Arg1, typename... Args> + void trace(const char *fmt, const Arg1 &, const Args &... args); + + template<typename Arg1, typename... Args> + void debug(const char *fmt, const Arg1 &, const Args &... args); + + template<typename Arg1, typename... Args> + void info(const char *fmt, const Arg1 &, const Args &... args); + + template<typename Arg1, typename... Args> + void warn(const char *fmt, const Arg1 &, const Args &... args); + + template<typename Arg1, typename... Args> + void error(const char *fmt, const Arg1 &, const Args &... args); + + template<typename Arg1, typename... Args> + void critical(const char *fmt, const Arg1 &, const Args &... args); + +#ifdef SPDLOG_WCHAR_TO_UTF8_SUPPORT + template<typename... Args> + void log(level::level_enum lvl, const wchar_t *msg); + + template<typename... Args> + void log(level::level_enum lvl, const wchar_t *fmt, const Args &... args); + + template<typename... Args> + void trace(const wchar_t *fmt, const Args &... args); + + template<typename... Args> + void debug(const wchar_t *fmt, const Args &... args); + + template<typename... Args> + void info(const wchar_t *fmt, const Args &... args); + + template<typename... Args> + void warn(const wchar_t *fmt, const Args &... args); + + template<typename... Args> + void error(const wchar_t *fmt, const Args &... args); + + template<typename... Args> + void critical(const wchar_t *fmt, const Args &... args); +#endif // SPDLOG_WCHAR_TO_UTF8_SUPPORT + + template<typename T> + void log(level::level_enum lvl, const T &); + + template<typename T> + void trace(const T &msg); + + template<typename T> + void debug(const T &msg); + + template<typename T> + void info(const T &msg); + + template<typename T> + void warn(const T &msg); + + template<typename T> + void error(const T &msg); + + template<typename T> + void critical(const T &msg); + + bool should_log(level::level_enum msg_level) const; + void set_level(level::level_enum log_level); + level::level_enum level() const; + const std::string &name() const; + void set_pattern(const std::string &pattern, pattern_time_type pattern_time = pattern_time_type::local); + void set_formatter(formatter_ptr msg_formatter); + + // automatically call flush() if message level >= log_level + void flush_on(level::level_enum log_level); + + virtual void flush(); + + const std::vector<sink_ptr> &sinks() const; + + // error handler + virtual void set_error_handler(log_err_handler err_handler); + virtual log_err_handler error_handler(); + +protected: + virtual void _sink_it(details::log_msg &msg); + virtual void _set_pattern(const std::string &pattern, pattern_time_type pattern_time); + virtual void _set_formatter(formatter_ptr msg_formatter); + + // default error handler: print the error to stderr with the max rate of 1 message/minute + virtual void _default_err_handler(const std::string &msg); + + // return true if the given message level should trigger a flush + bool _should_flush_on(const details::log_msg &msg); + + // increment the message count (only if defined(SPDLOG_ENABLE_MESSAGE_COUNTER)) + void _incr_msg_counter(details::log_msg &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; + std::atomic<size_t> _msg_counter; +}; +} // namespace spdlog + +#include "details/logger_impl.h" |