From 5997908de59e478a4c707f59ef1de290f2f913cf Mon Sep 17 00:00:00 2001
From: Sergei Trofimovich <slyich@gmail.com>
Date: Fri, 31 Dec 2021 22:35:32 +0000
Subject: [PATCH] fheroes2: add trivial updater script

---
 pkgs/games/fheroes2/default.nix | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/pkgs/games/fheroes2/default.nix b/pkgs/games/fheroes2/default.nix
index bf40cd566cc..287093354fc 100644
--- a/pkgs/games/fheroes2/default.nix
+++ b/pkgs/games/fheroes2/default.nix
@@ -1,5 +1,8 @@
 { stdenv, lib, fetchFromGitHub
 , gettext, libpng, SDL2, SDL2_image, SDL2_mixer, SDL2_ttf, zlib
+
+# updater only
+, nix-update-script
 }:
 
 stdenv.mkDerivation rec {
@@ -29,6 +32,12 @@ stdenv.mkDerivation rec {
     runHook postInstall
   '';
 
+  passthru = {
+    updateScript = nix-update-script {
+      attrPath = pname;
+    };
+  };
+
   meta = with lib; {
     homepage = "https://github.com/ihhub/fheroes2";
     description = "Free implementation of Heroes of Might and Magic II game engine";