Function incCounter

chapter6/listing13/listing13.go:37–48

incCounter increments the package level counter variable.

(id int)

// incCounter increments the package level counter variable.
func incCounter(id int) {
	// Schedule the call to Done to tell main we are done.
	defer wg.Done()

	for count := 0; count < 2; count++ {
		// Safely Add One To Counter.
		atomic.AddInt64(&counter, 1)

		// Yield the thread and be placed back in queue.
		runtime.Gosched()
	}
}