From e51b575d778ffaf37671c7cc98ad0843022d6bbf Mon Sep 17 00:00:00 2001
From: Jacek Konieczny <jajcus@jajcus.net>
Date: Tue, 27 Jan 2026 19:35:47 +0100
Subject: [PATCH] client: .sync_output_queue() added

thanks to Hoosier-Beagler

https://github.com/Jajcus/python-alsa-midi/issues/16#issuecomment-3797692661
---
 alsa_midi/client.py | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/alsa_midi/client.py b/alsa_midi/client.py
index 8fa2577..22b1574 100644
--- a/alsa_midi/client.py
+++ b/alsa_midi/client.py
@@ -634,6 +634,15 @@ def drain_output(self):
         err = alsa.snd_seq_drain_output(self.handle)
         _check_alsa_error(err)
 
+    def sync_output_queue(self):
+        """Wait until all events are processed.
+
+        Wraps :alsa:`snd_seq_sync_output_queue`.
+        """
+        self._check_handle()
+        err = alsa.snd_seq_sync_output_queue(self.handle)
+        _check_alsa_error(err)
+
     def drop_output(self):
         """Remove all events from the output buffer (client and kernel side).