encfs/vendor/github.com/muflihun/easyloggingpp/samples/STL/multi-loggers-with-async.cpp
2020-03-03 21:53:48 +01:00

52 lines
1.3 KiB
C++

//
// This file is part of Easylogging++ samples
//
// Revision 1.0
//
#include <chrono>
#include <thread>
#include <future>
#include "easylogging++.h"
INITIALIZE_EASYLOGGINGPP
void f() {
std::async(std::launch::async, [&]() {
std::cout << "[internal] inside async()" << std::endl;
std::this_thread::sleep_for(std::chrono::seconds(1));
LOG(INFO) << "This is from async";
});
}
class MyHandler : public el::LogDispatchCallback {
public:
void handle(const el::LogDispatchData* d) {
std::cout << "Message: " << d->logMessage()->message() << " [logger: " << d->logMessage()->logger()->id() << "]" << std::endl;
if (d->logMessage()->logger()->id() != "default") {
std::cout << "[internal] calling f()" << std::endl;
f();
}
}
};
int main(int,char**){
el::Loggers::addFlag(el::LoggingFlag::CreateLoggerAutomatically);
// el::Helpers::uninstallLogDispatchCallback<el::base::DefaultLogDispatchCallback>("DefaultLogDispatchCallback");
el::Helpers::installLogDispatchCallback<MyHandler>("MyHandler");
LOG(INFO)<<"The program has started!";
CLOG(INFO, "frommain") << "THis is another";
std::thread t1([](){
LOG(INFO) << "This is from thread";
});
t1.join();
LOG(INFO) << "Shutting down.";
return 0;
}