Wait with input when saving with sudo and error occurs

internal/buffer/save.go

@@ -45,6 +45,8 @@ func overwriteFile(name string, enc encoding.Encoding, fn func(io.Writer) error,
 
 		args = append(args, writeCommand(name)...)
 		cmd = exec.Command(args[0], args[1:]...)
+		cmd.Stdout = os.Stdout
+		cmd.Stderr = os.Stderr
 
 		if writeCloser, err = cmd.StdinPipe(); err != nil {
 			return
@@ -91,6 +93,9 @@ func overwriteFile(name string, enc encoding.Encoding, fn func(io.Writer) error,
 	if withSudo {
 		// wait for dd to finish and restart the screen if we used sudo
 		err := cmd.Wait()
+		if err != nil {
+			screen.TermMessage("")
+		}
 		screen.TempStart(screenb)
 
 		signal.Notify(util.Sigterm, os.Interrupt)