From 0cfdb8c7e4356bd878d94c40ca70e98474e3958d Mon Sep 17 00:00:00 2001
From: Igor Pecovnik <igor@armbian.com>
Date: Sun, 18 May 2025 17:50:17 +0200
Subject: [PATCH] Allwinner: Replace bc with awk for floating-point comparison
 in temperature check

---
 .../bsp/common/usr/lib/armbian/armbian-allwinner-battery    | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/packages/bsp/common/usr/lib/armbian/armbian-allwinner-battery b/packages/bsp/common/usr/lib/armbian/armbian-allwinner-battery
index 5d18d017f..85cf35c78 100755
--- a/packages/bsp/common/usr/lib/armbian/armbian-allwinner-battery
+++ b/packages/bsp/common/usr/lib/armbian/armbian-allwinner-battery
@@ -11,11 +11,11 @@
 function getboardtemp() {
 	if [ -f /etc/armbianmonitor/datasources/soctemp ]; then
 		read raw_temp </etc/armbianmonitor/datasources/soctemp 2>/dev/null
-		if [ ! -z $(echo "$raw_temp" | grep -o "^[1-9][0-9]*\.\?[0-9]*$") ] && (( $(echo "${raw_temp} < 200" |bc -l) )); then
-			# Allwinner legacy kernels output degree C
+		if [[ "$raw_temp" =~ ^[1-9][0-9]*\.?[0-9]*$ ]] && awk "BEGIN {exit !($raw_temp < 200)}"; then
+		# Allwinner legacy kernels output degree C
 			board_temp=${raw_temp}
 		else
-			board_temp=$(awk '{printf("%d",$1/1000)}' <<<${raw_temp})
+			board_temp=$(awk '{printf("%d",$1/1000)}' <<<"${raw_temp}")
 		fi
 	elif [ -f /etc/armbianmonitor/datasources/pmictemp ]; then
 		# fallback to PMIC temperature