batteryarc-widget: fix crash when battery is not available

It was crashing awesome window manager when starting with battery removed from the laptop.
2019-03-04 22:32:22 +00:00 · 2019-03-04 22:32:22 +00:00 · 82c052ceec
parent 38a43f816f
commit 82c052ceec
1 changed files with 3 additions and 1 deletions
--- a/batteryarc-widget/batteryarc.lua
+++ b/batteryarc-widget/batteryarc.lua
@ -75,7 +75,9 @@ watch("acpi -i", 10,

            charge = charge + batt.charge * capacities[i]
        end
+        if capacity > 0 then
            charge = charge / capacity
+        end

        widget.value = charge / 100
        if status == 'Charging' then