nixpkgs/nixos/modules/services/hardware/sane.nix
2013-10-30 18:47:43 +01:00

44 lines
733 B
Nix

{ config, pkgs, ... }:
with pkgs.lib;
let
pkg = if config.hardware.sane.snapshot then pkgs.saneBackendsGit else pkgs.saneBackends;
in
{
###### interface
options = {
hardware.sane.enable = mkOption {
type = types.bool;
default = false;
description = "Enable support for SANE scanners.";
};
hardware.sane.snapshot = mkOption {
type = types.bool;
default = false;
description = "Use a development snapshot of SANE scanner drivers.";
};
};
###### implementation
config = mkIf config.hardware.sane.enable {
environment.systemPackages = [ pkg ];
services.udev.packages = [ pkg ];
users.extraGroups."scanner".gid = config.ids.gids.scanner;
};
}