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author | Benedikt Peetz <benedikt.peetz@b-peetz.de> | 2025-04-14 11:45:48 +0200 |
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committer | Benedikt Peetz <benedikt.peetz@b-peetz.de> | 2025-04-14 11:45:48 +0200 |
commit | fd8e2f705629729881f09b319959d777becfec83 (patch) | |
tree | 62044246403bbef739c60ae8f65face3e033131e /pkgs/by-name/br/brightness/brightness.sh | |
parent | pkgs/battery: Migrate to `writeShellApplication` (diff) | |
download | nixos-config-fd8e2f705629729881f09b319959d777becfec83.zip |
pkgs/brightness: Migrate to `writeShellApplication`
Diffstat (limited to 'pkgs/by-name/br/brightness/brightness.sh')
-rwxr-xr-x | pkgs/by-name/br/brightness/brightness.sh | 26 |
1 files changed, 9 insertions, 17 deletions
diff --git a/pkgs/by-name/br/brightness/brightness.sh b/pkgs/by-name/br/brightness/brightness.sh index 887dbb1e..3d6b2335 100755 --- a/pkgs/by-name/br/brightness/brightness.sh +++ b/pkgs/by-name/br/brightness/brightness.sh @@ -1,24 +1,23 @@ -#!/usr/bin/env dash +#!/usr/bin/env sh -# shellcheck source=/dev/null -SHELL_LIBRARY_VERSION="2.1.2" . %SHELL_LIBRARY_PATH +die() { + echo "ERROR: $1" + exit 1 +} help() { cat <<EOF This is a system brightness manager USAGE: - $NAME up [VALUE] | down [VALUE] + $NAME set VALUE OPTIONS: --help | -h Output this help and exit. - --version | -v - Output the version and exit. - COMMANDS: - set [VALUE] + set VALUE Set the brightness to the specified percentage. ARGUMENTS: @@ -27,17 +26,14 @@ ARGUMENTS: EOF } -BACKLIGHT="/sys/class/backlight/%BACKLIGHT_NAME" +BACKLIGHT="/sys/class/backlight/$BACKLIGHT_NAME" brightness() { perc="$1" - max="$(cat $BACKLIGHT/max_brightness)" - + max="$(cat "$BACKLIGHT/max_brightness")" new="$(echo | awk --assign=perc="$perc" '{printf (perc / 100)}')" - output="$(echo | awk --assign=new="$new" --assign=max="$max" '{printf max * new}')" - echo "$output" >"$BACKLIGHT/brightness" } @@ -47,10 +43,6 @@ for arg in "$@"; do help exit 0 ;; - "--version" | "-v") - version - exit 0 - ;; esac done |