Cthulhu is no longer a fork. Now it is a screen reader written in Golang.

internal/sound/speech_beep.go

@@ -0,0 +1,24 @@
+// Copyright (c) 2026 Storm Dragon
+// Authors: Storm Dragon, Angus Kola
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+package sound
+
+import (
+	"context"
+	"time"
+)
+
+var speechBeepWAV = tone_wav(440, 40*time.Millisecond, 0.35, 5*time.Millisecond)
+
+// SpeechBeep replaces an utterance, independently of role-sound enablement or
+// theme availability. The speech worker owns its ordering and cancellation;
+// sound preferences still supply the output sink and volume.
+func (service *Service) SpeechBeep(ctx context.Context) error {
+	service.mutex.Lock()
+	player, volume := service.player, service.volume
+	service.mutex.Unlock()
+	beepContext, cancelBeep := context.WithTimeout(ctx, 3*time.Second)
+	defer cancelBeep()
+	return player.Play(beepContext, speechBeepWAV, volume, 0)
+}