From 19c6b8c4ae0590e494b94de7c995bc1efbbd10dd Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Miroslav=20=C5=A0ediv=C3=BD?= <sedivy.miro@gmail.com>
Date: Sat, 13 Jun 2020 13:29:16 +0200
Subject: [PATCH] test if XKeysymToKeycode returns zero

---
 server/internal/xorg/xorg.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/server/internal/xorg/xorg.c b/server/internal/xorg/xorg.c
index a835f7a0..17733c09 100644
--- a/server/internal/xorg/xorg.c
+++ b/server/internal/xorg/xorg.c
@@ -97,8 +97,11 @@ void XButton(unsigned int button, int down) {
 void XKey(unsigned long key, int down) {
   Display *display = getXDisplay();
   KeyCode code = XKeysymToKeycode(display, key);
-  XTestFakeKeyEvent(display, code, down, CurrentTime);
-  XSync(display, 0);
+
+  if (code != 0) {
+    XTestFakeKeyEvent(display, code, down, CurrentTime);
+    XSync(display, 0);
+  }
 }
 
 void XClipboardSet(char *src) {