From 57507a521a6ed57ec0161a2ec03f9d131bda2115 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sandro=20J=C3=A4ckel?= <sandro.jaeckel@gmail.com>
Date: Fri, 16 Aug 2024 15:09:49 +0200
Subject: [PATCH] nixos/graphical-desktop: add enable option

---
 nixos/modules/services/misc/graphical-desktop.nix | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/nixos/modules/services/misc/graphical-desktop.nix b/nixos/modules/services/misc/graphical-desktop.nix
index 246310195edc..0b5ef033e38b 100644
--- a/nixos/modules/services/misc/graphical-desktop.nix
+++ b/nixos/modules/services/misc/graphical-desktop.nix
@@ -5,11 +5,22 @@
   ...
 }:
 let
+  cfg = config.services.graphical-desktop;
   xcfg = config.services.xserver;
   dmcfg = config.services.displayManager;
 in
 {
-  config = lib.mkIf (xcfg.enable || dmcfg.enable) {
+  options = {
+    services.graphical-desktop.enable =
+      lib.mkEnableOption "bits and pieces required for a graphical desktop session"
+      // {
+        default = xcfg.enable || dmcfg.enable;
+        defaultText = lib.literalExpression "(config.services.xserver.enable || config.services.displayManager.enable)";
+        internal = true;
+      };
+  };
+
+  config = lib.mkIf cfg.enable {
     # The default max inotify watches is 8192.
     # Nowadays most apps require a good number of inotify watches,
     # the value below is used by default on several other distros.