From 49f5daaa459bfd2a60821f77c66a105ac005e575 Mon Sep 17 00:00:00 2001
From: user <user@blackbook>
Date: Sat, 4 Oct 2025 01:05:47 +0200
Subject: [PATCH] Use js4jiang5's implementation of smc_read_hex() to fix smc
 output parsing error

---
 battery.sh | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/battery.sh b/battery.sh
index c6c0613..8fa9036 100755
--- a/battery.sh
+++ b/battery.sh
@@ -194,10 +194,13 @@ function detect_smc_capabilities() {
 }
 
 function smc_read_hex() {
-	local key=$1
-	local value=$(sudo -n smc -k "$key" -r 2>/dev/null | awk '{print $4}')
-	value=${value//:/}
-	echo "$value"
+	key=$1
+	line=$(echo $(smc -k $key -r))
+	if [[ $line =~ "no data" ]]; then
+		echo
+	else
+		echo ${line#*bytes} | tr -d ' ' | tr -d ')'
+	fi
 }
 
 function smc_write_hex() {