From e9acefa24e4f358269e44ffceb5f06707c7191f3 Mon Sep 17 00:00:00 2001
From: Gregor Best <farhaven@googlemail.com>
Date: Mon, 30 Mar 2009 23:45:29 +0200
Subject: [PATCH] awful.menu: fix error when using the keyboard to navigate on
 an empty menu

Signed-off-by: Gregor Best <farhaven@googlemail.com>
Signed-off-by: Julien Danjou <julien@danjou.info>
---
 lib/awful/menu.lua.in | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lib/awful/menu.lua.in b/lib/awful/menu.lua.in
index 959dc4711..6a0c7e6b0 100644
--- a/lib/awful/menu.lua.in
+++ b/lib/awful/menu.lua.in
@@ -97,6 +97,9 @@ end
 local function exec(menu, num, mouse_event)
     cmd = menu.items[num].cmd
     if type(cmd) == "table" then
+        if #cmd == 0 then
+            return
+        end
         if not menu.child[num] then
             menu.child[num] = new({ items = cmd }, menu, num)
         end