uboot: (firmwareOdroidC2/C4) don't invoke patch tool, use patches = [] instead

https://github.com/NixOS/nixpkgs/blob/master/pkgs/stdenv/generic/setup.sh#L948
this can do it nicely.

Signed-off-by: Anton Arapov <anton@deadbeef.mx>

pkgs/games/fheroes2/default.nix

@@ -0,0 +1,53 @@
+{ stdenv, lib, fetchFromGitHub
+, gettext, libpng, SDL2, SDL2_image, SDL2_mixer, SDL2_ttf, zlib
+
+# updater only
+, nix-update-script
+}:
+
+stdenv.mkDerivation rec {
+  pname = "fheroes2";
+  version = "0.9.15";
+
+  src = fetchFromGitHub {
+    owner = "ihhub";
+    repo = "fheroes2";
+    rev = version;
+    sha256 = "sha256-bT6asrre16NuavG7X28aHdEPeHdxMBdz2o2KCB+mrbg=";
+  };
+
+  buildInputs = [ gettext libpng SDL2 SDL2_image SDL2_mixer SDL2_ttf zlib ];
+
+  makeFlags = [
+    "FHEROES2_STRICT_COMPILATION=1"
+  ];
+
+  enableParallelBuilding = true;
+
+  installPhase = ''
+    runHook preInstall
+
+    install -Dm755 $PWD/src/dist/fheroes2 $out/bin/fheroes2
+
+    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";
+    longDescription = ''
+        In order to play this game, an original game data is required.
+        Please refer to README of the project for instructions.
+        On linux, the data can be placed in ~/.local/share/fheroes2 folder.
+    '';
+    license = licenses.gpl2Plus;
+    maintainers = [ maintainers.karolchmist ];
+    platforms = platforms.linux;
+  };
+}