From b901918e7616dd346bfeb3e3c22be608a27f8da4 Mon Sep 17 00:00:00 2001
From: Dan Gudmundsson <dgud@erlang.org>
Date: Tue, 21 Mar 2017 11:59:14 +0100
Subject: Avoid livelock in driver when batching commands

With a bad timing in wx:batch() the driver could get stuck
handling commands without ever checking for gui events.

Avoid that by exiting loop after the driver have done cond_wait a
couple of times.
---
 lib/wx/c_src/wxe_impl.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'lib/wx/c_src/wxe_impl.h')

diff --git a/lib/wx/c_src/wxe_impl.h b/lib/wx/c_src/wxe_impl.h
index 57dac997ab..68f5deb336 100644
--- a/lib/wx/c_src/wxe_impl.h
+++ b/lib/wx/c_src/wxe_impl.h
@@ -73,7 +73,7 @@ public:
   void wxe_dispatch(wxeCommand& event);
 
   void idle(wxIdleEvent& event);
-  void dispatch_cmds();
+  int dispatch_cmds();
 
   void dummy_close(wxEvent& Ev);
   bool sendevent(wxEvent *event);
-- 
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