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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#include <mutex>
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#include <string>
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namespace spdlog {
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// callbacks type
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typedef std::function<void(const details::log_msg &msg)> custom_log_callback;
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namespace sinks {
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/*
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* Trivial callback sink, gets a callback function and calls it on each log
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*/
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template <typename Mutex>
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class callback_sink final : public base_sink<Mutex> {
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public:
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explicit callback_sink(const custom_log_callback &callback)
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: callback_{callback} {}
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protected:
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void sink_it_(const details::log_msg &msg) override { callback_(msg); }
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void flush_() override{};
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private:
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custom_log_callback callback_;
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};
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using callback_sink_mt = callback_sink<std::mutex>;
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using callback_sink_st = callback_sink<details::null_mutex>;
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} // 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>
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inline std::shared_ptr<logger> callback_logger_mt(const std::string &logger_name,
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const custom_log_callback &callback) {
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return Factory::template create<sinks::callback_sink_mt>(logger_name, callback);
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}
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template <typename Factory = spdlog::synchronous_factory>
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inline std::shared_ptr<logger> callback_logger_st(const std::string &logger_name,
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const custom_log_callback &callback) {
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return Factory::template create<sinks::callback_sink_st>(logger_name, callback);
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}
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} // namespace spdlog
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