From 15c8794e5f6195eb0ebf01f3889525bd4aacfd8a Mon Sep 17 00:00:00 2001
From: Alexandre Ratchov <alex@caoua.org>
Date: Sun, 14 Nov 2010 14:51:30 +0100
Subject: [PATCH] Terminate midi thru boxes trying to drain but that have no
 outputs anymore, otherwise they can't be cleaned up by dev_close()

---
 aucat/midi.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/aucat/midi.c b/aucat/midi.c
index 5aba26d..00bcf63 100644
--- a/aucat/midi.c
+++ b/aucat/midi.c
@@ -274,13 +274,17 @@ thru_eof(struct aproc *p, struct abuf *ibuf)
 {
 	if (!(p->flags & APROC_QUIT))
 		return;
-	if (LIST_EMPTY(&p->ins))
+	if (LIST_EMPTY(&p->ins) || LIST_EMPTY(&p->outs))
 		aproc_del(p);
 }
 
 void
 thru_hup(struct aproc *p, struct abuf *obuf)
 {
+	if (!(p->flags & APROC_QUIT))
+		return;
+	if (LIST_EMPTY(&p->outs))
+		aproc_del(p);
 }
 
 void