From af6e2464bba2d178b278c66d822f8c95378e6f58 Mon Sep 17 00:00:00 2001
From: xeji <36407913+xeji@users.noreply.github.com>
Date: Wed, 10 Oct 2018 23:07:44 +0200
Subject: nixos/display-managers/startx: init (#47773)

Dummy display manager that allows running X as a normal user.
The X server is started manually from a vt using `startx`.
Session startup commands must be provided by the user
in ~/.xinitrc, which is NOT automatically generated.
---
 nixos/modules/module-list.nix                      |  1 +
 .../services/x11/display-managers/startx.nix       | 44 ++++++++++++++++++++++
 2 files changed, 45 insertions(+)
 create mode 100644 nixos/modules/services/x11/display-managers/startx.nix

(limited to 'nixos')

diff --git a/nixos/modules/module-list.nix b/nixos/modules/module-list.nix
index b6849a4df574..261de6955ec2 100644
--- a/nixos/modules/module-list.nix
+++ b/nixos/modules/module-list.nix
@@ -735,6 +735,7 @@
   ./services/x11/display-managers/lightdm.nix
   ./services/x11/display-managers/sddm.nix
   ./services/x11/display-managers/slim.nix
+  ./services/x11/display-managers/startx.nix
   ./services/x11/display-managers/xpra.nix
   ./services/x11/fractalart.nix
   ./services/x11/hardware/libinput.nix
diff --git a/nixos/modules/services/x11/display-managers/startx.nix b/nixos/modules/services/x11/display-managers/startx.nix
new file mode 100644
index 000000000000..15609540a6e7
--- /dev/null
+++ b/nixos/modules/services/x11/display-managers/startx.nix
@@ -0,0 +1,44 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+let
+
+  cfg = config.services.xserver.displayManager.startx;
+
+in
+
+{
+
+  ###### interface
+
+  options = {
+    services.xserver.displayManager.startx = {
+      enable = mkOption {
+        default = false;
+        description = ''
+          Whether to enable the dummy "startx" pseudo-display manager,
+          which allows users to start X manually via the "startx" command
+          from a vt shell. The X server runs under the user's id, not as root.
+          The user must provide a ~/.xinintrc file containing session startup
+          commands, see startx(1). This is not autmatically generated
+          from the desktopManager and windowManager settings.
+        '';
+      };
+    };
+  };
+
+
+  ###### implementation
+
+  config = mkIf cfg.enable {
+    services.xserver = {
+      exportConfiguration = true;
+      displayManager.job.execCmd = "";
+      displayManager.lightdm.enable = lib.mkForce false;
+    };
+    systemd.services.display-manager.enable = false;
+    environment.systemPackages =  with pkgs; [ xorg.xinit ];
+  };
+
+}
-- 
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