diff options
Diffstat (limited to 'bin/backlight')
| -rwxr-xr-x | bin/backlight | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/bin/backlight b/bin/backlight index 00cf00b..a0d6176 100755 --- a/bin/backlight +++ b/bin/backlight @@ -8,9 +8,21 @@ base="/sys/class/backlight/amdgpu_bl0/" # base="/sys/class/backlight/backlight/" _backlight="${base}brightness" _max="${base}max_brightness" -_max="$(cat "$_max" | awk '{print $1/100;}')" +_max="$(awk '{print $1/100;}' < "$_max")" percent="$(echo "$1" | awk '{print int($1*'"$_max"');}')" -sudo sh -c "echo \"$percent\" > $_backlight" +if ! [ -w "$_backlight" ] ; then + sudo chgrp "$(id -g)" "$_backlight" + sudo chmod g+w "$_backlight" +fi + + +sh -c "echo \"$percent\" > $_backlight" + +## If you want to do this withotu a password: +# %wheel ALL=(ALL) NOPASSWD: /usr/bin/chgrp 1001 /sys/class/backlight/amdgpu_bl0/brightness +# %wheel ALL=(ALL) NOPASSWD: /usr/bin/chmod g+w /sys/class/backlight/amdgpu_bl0/brightness +# %wheel ALL=(ALL) NOPASSWD: /usr/bin/chgrp 1001 /sys/class/backlight/intel_backlight/brightness +# %wheel ALL=(ALL) NOPASSWD: /usr/bin/chmod g+w /sys/class/backlight/intel_backlight/brightness |