57 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			C
		
	
	
	
		
		
			
		
	
	
			57 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			C
		
	
	
	
|  | // Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
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|  | // Distributed under the MIT License (http://opensource.org/licenses/MIT)
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|  | 
 | ||
|  | #pragma once
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|  | 
 | ||
|  | #include <spdlog/details/null_mutex.h>
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|  | #include <spdlog/details/synchronous_factory.h>
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|  | #include <spdlog/sinks/base_sink.h>
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|  | 
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|  | #include <mutex>
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|  | #include <string>
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|  | 
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|  | namespace spdlog { | ||
|  | 
 | ||
|  | // callbacks type
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|  | typedef std::function<void(const details::log_msg &msg)> custom_log_callback; | ||
|  | 
 | ||
|  | namespace sinks { | ||
|  | /*
 | ||
|  |  * Trivial callback sink, gets a callback function and calls it on each log | ||
|  |  */ | ||
|  | template <typename Mutex> | ||
|  | class callback_sink final : public base_sink<Mutex> { | ||
|  | public: | ||
|  |     explicit callback_sink(const custom_log_callback &callback) | ||
|  |         : callback_{callback} {} | ||
|  | 
 | ||
|  | protected: | ||
|  |     void sink_it_(const details::log_msg &msg) override { callback_(msg); } | ||
|  |     void flush_() override{}; | ||
|  | 
 | ||
|  | private: | ||
|  |     custom_log_callback callback_; | ||
|  | }; | ||
|  | 
 | ||
|  | using callback_sink_mt = callback_sink<std::mutex>; | ||
|  | using callback_sink_st = callback_sink<details::null_mutex>; | ||
|  | 
 | ||
|  | }  // namespace sinks
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|  | 
 | ||
|  | //
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|  | // factory functions
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|  | //
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|  | template <typename Factory = spdlog::synchronous_factory> | ||
|  | inline std::shared_ptr<logger> callback_logger_mt(const std::string &logger_name, | ||
|  |                                                   const custom_log_callback &callback) { | ||
|  |     return Factory::template create<sinks::callback_sink_mt>(logger_name, callback); | ||
|  | } | ||
|  | 
 | ||
|  | template <typename Factory = spdlog::synchronous_factory> | ||
|  | inline std::shared_ptr<logger> callback_logger_st(const std::string &logger_name, | ||
|  |                                                   const custom_log_callback &callback) { | ||
|  |     return Factory::template create<sinks::callback_sink_st>(logger_name, callback); | ||
|  | } | ||
|  | 
 | ||
|  | }  // namespace spdlog
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