{ lib, stdenv, fetchFromGitHub, autoreconfHook, coreutils }: stdenv.mkDerivation rec { version = "1.2.2"; pname = "light"; src = fetchFromGitHub { owner = "haikarainen"; repo = "light"; rev = "v${version}"; sha256 = "1a70zcf88ifsnwll486aicjnh48zisdf8f7vi34ihw61kdadsq9s"; }; configureFlags = [ "--with-udev" ]; nativeBuildInputs = [ autoreconfHook ]; # ensure udev rules can find the commands used postPatch = '' substituteInPlace 90-backlight.rules \ --replace '/bin/chgrp' '${coreutils}/bin/chgrp' \ --replace '/bin/chmod' '${coreutils}/bin/chmod' ''; meta = { description = "GNU/Linux application to control backlights"; homepage = "https://haikarainen.github.io/light/"; license = lib.licenses.gpl3; maintainers = with lib.maintainers; [ puffnfresh dtzWill ]; platforms = lib.platforms.linux; }; }