Golang C.threadID类(方法)实例源码

func run(callbacks Callbacks) {
	if tid := uint64(C.threadID()); tid != initThreadID {
		log.Fatalf("app.Run called on thread %d, but app.init ran on %d", tid, initThreadID)
	}
	cb = callbacks
	C.runApp()
}

func (this *Application) osLoop() {
	if tid := uint64(C.threadID()); tid != sInitThreadID {
		log.Fatalf("os.InitApplication called on thread %d, but core.init ran on %d", tid, sInitThreadID)
	}

	C.osLoop()
}

func main(f func(screen.Screen)) error {
	if tid := C.threadID(); tid != initThreadID {
		log.Fatalf("gldriver.Main called on thread %d, but gldriver.init ran on %d", tid, initThreadID)
	}

	mainCallback = f
	C.startDriver()
	return nil
}

func init() {
	// Lock the goroutine responsible for initialization to an OS thread.
	// This means the goroutine running main (and calling the run function
	// below) is locked to the OS thread that started the program. This is
	// necessary for the correct delivery of UIKit events to the process.
	//
	// A discussion on this topic:
	// https://groups.google.com/forum/#!msg/golang-nuts/IiWZ2hUuLDA/SNKYYZBelsYJ
	runtime.LockOSThread()
	initThreadID = uint64(C.threadID())
}

func main(f func(App)) {
	if tid := uint64(C.threadID()); tid != initThreadID {
		log.Fatalf("app.Run called on thread %d, but app.init ran on %d", tid, initThreadID)
	}

	go func() {
		f(app{})
		// TODO(crawshaw): trigger runApp to return
	}()
	C.runApp()
	panic("unexpected return from app.runApp")
}

func main(f func(App)) {
	if tid := uint64(C.threadID()); tid != initThreadID {
		log.Fatalf("app.Main called on thread %d, but app.init ran on %d", tid, initThreadID)
	}

	go func() {
		f(app{})
		C.stopApp()
		// TODO(crawshaw): trigger runApp to return
	}()

	C.runApp()
}