Fixed typo in variable name

[etc/awesome.git] / widgets / base.lua

diff --git a/widgets/base.lua b/widgets/base.lua
index 2f377f78bb4ccd552bf01f5299476719f21e2d53..e1ce297f93b303938c3c33cb1b6dbdc5f2d6223f 100644 (file)
--- a/widgets/base.lua
+++ b/widgets/base.lua
@@ -26,9 +26,12 @@ local function worker(args)
     base.widget = wibox.widget.textbox('')
 
     function base.update()
-        output = read_pipe(cmd)
-        widget = base.widget
-        settings()
+        if output ~= base.prev then
+            output = read_pipe(cmd)
+            widget = base.widget
+            settings()
+            base.prev = output
+        end
     end
 
     newtimer(cmd, timeout, base.update)