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Diffstat (limited to 'packages/display-brightness/display-brightness.sh')
| -rw-r--r-- | packages/display-brightness/display-brightness.sh | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/packages/display-brightness/display-brightness.sh b/packages/display-brightness/display-brightness.sh new file mode 100644 index 0000000000..8141866858 --- /dev/null +++ b/packages/display-brightness/display-brightness.sh @@ -0,0 +1,41 @@ +#!/bin/sh + +# display-brightness.sh +# simple script to set display-brightness for zaurus clamshell +# author: patrick steiner <patrick.steiner@a1.net> +# version: 1.00 | 22.02.2005 23:20 + + +STEP=5 +MAX_BRIGHTNESS=`cat /sys/class/backlight/*/max_brightness` +ACTUAL_BRIGHTNESS=`cat /sys/class/backlight/*/actual_brightness` +BRIGHTNESS_FILE="/sys/class/backlight/*/brightness" + +if [ ! -n "$1" ]; then + exit 0 +fi + +if [ "$1" = "up" ]; then + if [ $ACTUAL_BRIGHTNESS -eq $MAX_BRIGHTNESS ]; then + exit 0 + else + let CURRENT_BRIGHTNESS=$ACTUAL_BRIGHTNESS+$STEP + echo $CURRENT_BRIGHTNESS >> $BRIGHTNESS_FILE + exit 0 + fi +fi + +if [ "$1" = "down" ]; then + if [ $ACTUAL_BRIGHTNESS -eq 0 ]; then + exit 0 + elif [ $ACTUAL_BRIGHTNESS -lt $STEP ]; then + STEP=1 + let CURRENT_BRIGHTNESS=$ACTUAL_BRIGHTNESS-$STEP + echo $CURRENT_BRIGHTNESS >> $BRIGHTNESS_FILE + exit 0 + else + let CURRENT_BRIGHTNESS=$ACTUAL_BRIGHTNESS-$STEP + echo $CURRENT_BRIGHTNESS >> $BRIGHTNESS_FILE + exit 0 + fi +fi |