-for f in /sys/class/power_supply/BAT*/uevent; do
- eval $(grep -v " " "$f")
- bat="$bat⚡$((POWER_SUPPLY_CHARGE_NOW*100/POWER_SUPPLY_CHARGE_FULL))% ($POWER_SUPPLY_STATUS) | "
-done
+if stat -t /sys/class/power_supply/BAT*/uevent >/dev/null 2>&1; then
+ for f in /sys/class/power_supply/BAT*/uevent; do
+ eval $(grep -v " " "$f")
+ bat="$bat⚡$((POWER_SUPPLY_CHARGE_NOW*100/POWER_SUPPLY_CHARGE_FULL))% ($POWER_SUPPLY_STATUS) | "
+ done
+fi