From a5b7aed310b0e48beca56c8f465f12768dfbe12f Mon Sep 17 00:00:00 2001
From: Gerolf Ziegenhain <g@ziegenhain.com>
Date: Tue, 4 Oct 2016 17:52:12 +0200
Subject: [PATCH] wip

---
 src/beep.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/beep.c b/src/beep.c
index fd35f32..b2b9817 100644
--- a/src/beep.c
+++ b/src/beep.c
@@ -184,6 +184,11 @@ snd_output_t *output = NULL;
 
 int beep(double freq_hz, double duration_sec)
 {
+if (freq_hz <= 0.)
+{
+		msleep(duration_sec*1000.);
+return 0;
+}
   double p1,p2,f1,f2;
     unsigned int i,j;
     snd_pcm_sframes_t frames;