fix bug for WaitAll

gojs.go

@@ -192,12 +192,11 @@ func WaitAll() {
 	sigCh := make(chan os.Signal, 1)
 	signal.Notify(sigCh, os.Interrupt, syscall.SIGTERM, syscall.SIGINT, syscall.SIGHUP)
 	go func() {
-		for {
-			select {
-			case sig := <-sigCh:
+		for sig := range sigCh {
 			if stopped {
 				break
 			}
+			stopped = true
 			// send signal
 			for _, fn := range onSignals {
 				fn(sig)
@@ -213,7 +212,6 @@ func WaitAll() {
 				break
 			}
 		}
-		}
 	}()
 	// 一些必须在主线程运行的代码在这运行（例如 apigo.cc/gojs/client）
 	for _, fn := range runInMainFuncs {
@@ -231,10 +229,13 @@ func WaitAll() {
 			}(fn)
 		}
 		<-waitChan
+		if !stopped {
+			// 优雅的关闭信号等待线程
 			stopped = true
 			sigCh <- syscall.SIGTERM
 		}
 	}
+}
 
 func RunFile(file string, args ...any) (any, error) {
 	if code, err := u.ReadFile(file); err == nil {