Stop,Start,Kill

Now you can Stop, Start or even Kill the script by simply putting a file in /tmp

AutomaticBrightness.sh

@@ -9,28 +9,43 @@ MinimumBrightness=001
 
 SensorToDisplayScale=24
 
-while true; do
-Light=$(cat /sys/bus/iio/devices/iio\:device0/in_illuminance_raw)
+touch '/tmp/AB.running'
 
-CurrentBrightness=$(cat /sys/class/backlight/intel_backlight/brightness)
-
-
-Light=$(( $Light + $MinimumBrightness ))
-
-
-TempLight=$(($Light * $SensorToDisplayScale))
-
-if [[ $TempLight -gt $MaxScreenBrightness ]]
-then
-	NewLight=$MaxScreenBrightness
-else
-	NewLight=$TempLight
-fi
-
-DiffCount=$(( ($NewLight - $CurrentBrightness)/$LevelSteps ))
-
-for i in $(eval echo {1..$LevelSteps} )
+until [ -f /tmp/AB.kill ]
 do
+	if [[ -f /tmp/AB.stop ]]
+	then
+		rm '/tmp/AB.stop'
+		rm '/tmp/AB.running'
+
+		until [[ -f /tmp/AB.start ]]
+		do
+			sleep 10
+		done
+		rm '/tmp/AB.start'
+		touch '/tmp/AB.running'
+	else
+		Light=$(cat /sys/bus/iio/devices/iio\:device0/in_illuminance_raw)
+
+		CurrentBrightness=$(cat /sys/class/backlight/intel_backlight/brightness)
+
+
+		Light=$(( $Light + $MinimumBrightness ))
+
+
+		TempLight=$(($Light * $SensorToDisplayScale))
+
+		if [[ $TempLight -gt $MaxScreenBrightness ]]
+		then
+			NewLight=$MaxScreenBrightness
+		else
+			NewLight=$TempLight
+		fi
+
+		DiffCount=$(( ($NewLight - $CurrentBrightness)/$LevelSteps ))
+
+		for i in $(eval echo {1..$LevelSteps} )
+		do
 
 			NewLight=$(( $DiffCount ))
 
@@ -45,8 +60,10 @@ do
 			brightnessctl -q s $NewLight
 			sleep $AnimationDelay
 
-done
+		done
 
-sleep $SensorDelay
+		sleep $SensorDelay
+  fi
 
 done
+rm '/tmp/AutoBright.kill'