small fixes

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

diff --git a/widgets/temp.lua b/widgets/temp.lua
index e5681389faffcad70a828b17665be2c3bb2ca9e8..4ae1c04ed574a4ffd64f7566155cd8cf22015f0a 100644 (file)
--- a/widgets/temp.lua
+++ b/widgets/temp.lua
@@ -22,20 +22,26 @@ local temp = {}
 local function worker(args)
     local args     = args or {}
     local timeout  = args.timeout or 5
+    local tempfile = args.tempfile or "/sys/class/thermal/thermal_zone0/temp"
     local settings = args.settings or function() end
 
     temp.widget = wibox.widget.textbox('')
 
-    function temp.update()
-        local f = io.open("/sys/class/thermal/thermal_zone0/temp")
-        coretemp_now = tonumber(f:read("*all")) / 1000
-        f:close()
+    function update()
+        local f = io.open(tempfile)
+        if f ~= nil
+        then
+            coretemp_now = tonumber(f:read("*a")) / 1000
+            f:close()
+        else
+            coretemp_now = "N/A"
+        end
+
         widget = temp.widget
         settings()
     end
 
-    newtimer("coretemp", timeout, temp.update)
-
+    newtimer("coretemp", timeout, update)
     return temp.widget
 end