uboot: (firmwareOdroidC2/C4) don't invoke patch tool, use patches = [] instead

https://github.com/NixOS/nixpkgs/blob/master/pkgs/stdenv/generic/setup.sh#L948
this can do it nicely.

Signed-off-by: Anton Arapov <anton@deadbeef.mx>

nixos/modules/services/x11/window-managers/qtile.nix

@@ -0,0 +1,32 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+let
+  cfg = config.services.xserver.windowManager.qtile;
+in
+
+{
+  options.services.xserver.windowManager.qtile = {
+    enable = mkEnableOption "qtile";
+
+    package = mkPackageOption pkgs "qtile" { };
+  };
+
+  config = mkIf cfg.enable {
+    services.xserver.windowManager.session = [{
+      name = "qtile";
+      start = ''
+        ${cfg.package}/bin/qtile start &
+        waitPID=$!
+      '';
+    }];
+
+    environment.systemPackages = [
+      # pkgs.qtile is currently a buildenv of qtile and its dependencies.
+      # For userland commands, we want the underlying package so that
+      # packages such as python don't bleed into userland and overwrite intended behavior.
+      (cfg.package.unwrapped or cfg.package)
+    ];
+  };
+}