From ef62ff76b444e60b3c862e1523ce25f1219a6d6f Mon Sep 17 00:00:00 2001
From: Colin <colin@uninsane.org>
Date: Tue, 7 Oct 2025 03:11:32 +0000
Subject: [PATCH] superTux: fix build with cmake 4

---
 pkgs/by-name/su/superTux/package.nix | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/pkgs/by-name/su/superTux/package.nix b/pkgs/by-name/su/superTux/package.nix
index 46d2bd9bb0c6..1fb3137615f7 100644
--- a/pkgs/by-name/su/superTux/package.nix
+++ b/pkgs/by-name/su/superTux/package.nix
@@ -32,6 +32,29 @@ stdenv.mkDerivation rec {
 
   postPatch = ''
     sed '1i#include <memory>' -i external/partio_zip/zip_manager.hpp # gcc12
+    # Fix build with cmake 4. Remove for version >= 0.6.4.
+    # See <https://github.com/SuperTux/supertux/pull/3093>
+    substituteInPlace CMakeLists.txt --replace-fail \
+      'cmake_minimum_required(VERSION 3.1)' \
+      'cmake_minimum_required(VERSION 4.0)'
+    substituteInPlace external/physfs/CMakeLists.txt --replace-fail \
+      'cmake_minimum_required(VERSION 2.8.12)' \
+      'cmake_minimum_required(VERSION 4.0)'
+    substituteInPlace external/sexp-cpp/CMakeLists.txt --replace-fail \
+      'cmake_minimum_required(VERSION 3.0)' \
+      'cmake_minimum_required(VERSION 4.0)'
+    substituteInPlace external/squirrel/CMakeLists.txt --replace-fail \
+      'cmake_minimum_required(VERSION 2.8)' \
+      'cmake_minimum_required(VERSION 4.0)'
+    substituteInPlace external/tinygettext/CMakeLists.txt --replace-fail \
+      'cmake_minimum_required(VERSION 2.4)' \
+      'cmake_minimum_required(VERSION 4.0)'
+    substituteInPlace external/SDL_ttf/CMakeLists.txt --replace-fail \
+      'cmake_minimum_required(VERSION 3.0)' \
+      'cmake_minimum_required(VERSION 4.0)'
+    substituteInPlace external/discord-sdk/CMakeLists.txt --replace-fail \
+      'cmake_minimum_required (VERSION 3.2.0)' \
+      'cmake_minimum_required (VERSION 4.0)'
   '';
 
   nativeBuildInputs = [