28 lines
		
	
	
		
			520 B
		
	
	
	
		
			Nix
		
	
	
	
	
	
			
		
		
	
	
			28 lines
		
	
	
		
			520 B
		
	
	
	
		
			Nix
		
	
	
	
	
	
{ config, lib, pkgs, ... }:
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with lib;
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let
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  cfg = config.programs.light;
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in
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{
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  options = {
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    programs.light = {
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      enable = mkOption {
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        default = false;
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        type = types.bool;
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        description = ''
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          Whether to install Light backlight control command
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          and udev rules granting access to members of the "video" group.
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        '';
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      };
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    };
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  };
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  config = mkIf cfg.enable {
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    environment.systemPackages = [ pkgs.light ];
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    services.udev.packages = [ pkgs.light ];
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  };
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}
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