lua cli: don't error out on get_length if there is no input

diff --git a/share/lua/intf/cli.lua b/share/lua/intf/cli.lua
index db9e7954dbb52fc56792f1b18760bbbe5c2b356f..3e88bb9acb1a6d8dd9890bea600ee7f01a082fce 100644 (file)
--- a/share/lua/intf/cli.lua
+++ b/share/lua/intf/cli.lua
@@ -412,7 +412,11 @@ end
 function get_time(var)
     return function(name,client)
         local input = vlc.object.input()
-        client:append(math.floor(vlc.var.get( input, var )))
+       if input then
+           client:append(math.floor(vlc.var.get( input, var )))
+       else
+           client:append("")
+       end
     end
 end