From 7aa14dfc36056acd4c0260df0fd13111c24e6553 Mon Sep 17 00:00:00 2001
From: Bart Trojanowski <bart@jukie.net>
Date: Tue, 23 Dec 2008 17:09:05 -0500
Subject: [PATCH] ignore client change events when there is no client

---
 core/wmii.lua | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/core/wmii.lua b/core/wmii.lua
index 1e6a18a..d08ab1a 100644
--- a/core/wmii.lua
+++ b/core/wmii.lua
@@ -2146,7 +2146,7 @@ end
 function client_focused (xid)
         log ("-client_focused " .. tostring(xid))
         -- return the current focused xid if nil is passed
-        if not xid then
+        if type(xid) ~= 'string' or not xid:match("0x[0-9][a-f][A-F]*$") then
                 return focused_xid
         end
         -- do nothing if the same xid
-- 
2.11.4.GIT