48 lines
1.9 KiB
C++
48 lines
1.9 KiB
C++
#include "spdlog/sinks/file_sinks.h"
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#include "spdlog/sinks/stdout_sinks.h"
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#include "spdlog/spdlog.h"
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#include <iostream>
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#include <memory>
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namespace spd = spdlog;
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int main(int, char *[])
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{
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bool enable_debug = true;
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try
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{
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// This other example use a single logger with multiple sinks.
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// This means that the same log_msg is forwarded to multiple sinks;
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// Each sink can have it's own log level and a message will be logged.
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std::vector<spdlog::sink_ptr> sinks;
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sinks.push_back(std::make_shared<spdlog::sinks::stdout_sink_mt>());
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sinks.push_back(std::make_shared<spdlog::sinks::simple_file_sink_mt>("./log_regular_file.txt"));
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sinks.push_back(std::make_shared<spdlog::sinks::simple_file_sink_mt>("./log_debug_file.txt"));
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spdlog::logger console_multisink("multisink", sinks.begin(), sinks.end());
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console_multisink.set_level(spdlog::level::warn);
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sinks[0]->set_level(spdlog::level::trace); // console. Allow everything. Default value
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sinks[1]->set_level(spdlog::level::trace); // regular file. Allow everything. Default value
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sinks[2]->set_level(spdlog::level::off); // regular file. Ignore everything.
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console_multisink.warn("warn: will print only on console and regular file");
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if (enable_debug)
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{
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console_multisink.set_level(spdlog::level::debug); // level of the logger
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sinks[1]->set_level(spdlog::level::debug); // regular file
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sinks[2]->set_level(spdlog::level::debug); // debug file
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}
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console_multisink.debug("Debug: you should see this on console and both files");
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// Release and close all loggers
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spdlog::drop_all();
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}
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// Exceptions will only be thrown upon failed logger or sink construction (not during logging)
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catch (const spd::spdlog_ex &ex)
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{
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std::cout << "Log init failed: " << ex.what() << std::endl;
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return 1;
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}
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}
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