amend sys HandleSigKill

sys/sys.go

@@ -110,9 +110,7 @@ func HandleTermChange() {
 	}()
 }
 
-func HandleSigKill() {
-	done := make(chan os.Signal, 1)
-	defer close(done)
+func HandleSigKill(done chan os.Signal) {
 	signal.Notify(done, syscall.SIGINT, syscall.SIGTERM)
 	go func() {
 		<-done // Will block here until user hits ctrl+c