From 46036894d49b01320e29846b29ce455ca0123aef Mon Sep 17 00:00:00 2001
From: David Skywalker <dantoine@gmail.com>
Date: Sat, 9 Mar 2019 19:06:01 +0100
Subject: [PATCH] fix x11 auto-repeat event

---
 gfx/common/x11_common.c | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/gfx/common/x11_common.c b/gfx/common/x11_common.c
index 3a7b0d9709..877c3a7341 100644
--- a/gfx/common/x11_common.c
+++ b/gfx/common/x11_common.c
@@ -570,8 +570,22 @@ bool x11_alive(void *data)
          case ButtonRelease:
             break;
 
-         case KeyPress:
          case KeyRelease:
+            /*  When you receive a key release and the next event is a key press
+               of the same key combination, then it's auto-repeat and the 
+               key wasn't acutally released. */
+            if(XEventsQueued(g_x11_dpy, QueuedAfterReading))
+            {
+               XEvent next_event;
+               XPeekEvent(g_x11_dpy, &next_event);
+               if (next_event.type == KeyPress && 
+                   next_event.xkey.time == event.xkey.time &&
+                   next_event.xkey.keycode == event.xkey.keycode)
+               {
+                  break; // Key wasn’t actually released 
+               }
+            }
+         case KeyPress:
             if (event.xkey.window == g_x11_win)
                x11_handle_key_event(keycode, &event, g_x11_xic, filter);
             break;