Merge pull request #278819 from romildo/upd.labwc

nixos/labwc: init

nixos/modules/module-list.nix

@@ -273,6 +273,7 @@
   ./programs/virt-manager.nix
   ./programs/wavemon.nix
   ./programs/wayland/cardboard.nix
+  ./programs/wayland/labwc.nix
   ./programs/wayland/river.nix
   ./programs/wayland/sway.nix
   ./programs/wayland/waybar.nix

nixos/modules/programs/wayland/labwc.nix

@@ -0,0 +1,25 @@
+{ config, lib, pkgs, ... }:
+
+let
+  cfg = config.programs.labwc;
+in
+{
+  meta.maintainers = with lib.maintainers; [ AndersonTorres ];
+
+  options.programs.labwc = {
+    enable = lib.mkEnableOption (lib.mdDoc "labwc");
+    package = lib.mkPackageOption pkgs "labwc" { };
+  };
+
+  config = lib.mkIf cfg.enable (lib.mkMerge [
+    {
+      environment.systemPackages = [ cfg.package ];
+
+      xdg.portal.config.wlroots.default = lib.mkDefault [ "wlr" "gtk" ];
+
+      # To make a labwc session available for certain DMs like SDDM
+      services.xserver.displayManager.sessionPackages = [ cfg.package ];
+    }
+    (import ./wayland-session.nix { inherit lib pkgs; })
+  ]);
+}

pkgs/by-name/la/labwc/package.nix

@@ -70,6 +70,10 @@ stdenv.mkDerivation (finalAttrs: {
     (lib.mesonEnable "xwayland" true)
   ];
 
+  passthru = {
+    providedSessions = [ "labwc" ];
+  };
+
   meta = {
     homepage = "https://github.com/labwc/labwc";
     description = "A Wayland stacking compositor, inspired by Openbox";