-#! /bin/sh
-
-set -e
-
-screen_brightness_device_path="$1"
-
-awk '
- BEGIN {
- OFS = msg_fs ? msg_fs : "|"
- Kfs = key_fs ? key_fs : ":"
- }
-
- FILENAME ~ "/max_brightness$" {max = $1; next}
- FILENAME ~ "/brightness$" {cur = $1; next}
- END {print("percentage", (cur / max) * 100)}
-' \
-"$screen_brightness_device_path/max_brightness" \
-"$screen_brightness_device_path/brightness"