From 25576ab467aae1ca5e62405bfca934a4624b7b54 Mon Sep 17 00:00:00 2001
From: David Pedersen <limero@me.com>
Date: Sun, 28 Jun 2020 00:02:00 +0200
Subject: [PATCH] Prevent error when having no battery

---
 .local/bin/statusbar/battery | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/.local/bin/statusbar/battery b/.local/bin/statusbar/battery
index a6fb62d1..b60cb4b6 100755
--- a/.local/bin/statusbar/battery
+++ b/.local/bin/statusbar/battery
@@ -20,7 +20,8 @@ esac
 for battery in /sys/class/power_supply/BAT?
 do
 	# Get its remaining capacity and charge status.
-	capacity=$(cat "$battery"/capacity) || break
+	[ -f "$battery"/capacity ] || break
+	capacity=$(cat "$battery"/capacity)
 	status=$(sed "s/[Dd]ischarging/🔋/;s/[Nn]ot charging/🛑/;s/[Cc]harging/🔌/;s/[Uu]nknown/♻️/;s/[Ff]ull/⚡/" "$battery"/status)
 
 	# If it is discharging and 25% or less, we will add a ❗ as a warning.