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/srb2kart/default.nix

@@ -0,0 +1,88 @@
+{ lib
+, stdenv
+, fetchurl
+, fetchFromGitHub
+, substituteAll
+, cmake
+, curl
+, nasm
+, unzip
+, libgme
+, libpng
+, SDL2
+, SDL2_mixer
+, zlib
+}:
+
+let
+
+release_tag = "v1.3";
+
+installer = fetchurl {
+  url = "https://github.com/STJr/Kart-Public/releases/download/${release_tag}/srb2kart-v13-Installer.exe";
+  sha256 = "0bk36y7wf6xfdg6j0b8qvk8671hagikzdp5nlfqg478zrj0qf6cs";
+};
+
+in stdenv.mkDerivation rec {
+  pname = "srb2kart";
+  version = "1.3.0";
+
+  src = fetchFromGitHub {
+    owner = "STJr";
+    repo = "Kart-Public";
+    rev = release_tag;
+    sha256 = "131g9bmc9ihvz0klsc3yzd0pnkhx3mz1vzm8y7nrrsgdz5278y49";
+  };
+
+  nativeBuildInputs = [
+    cmake
+    nasm
+    unzip
+  ];
+
+  buildInputs = [
+    curl
+    libgme
+    libpng
+    SDL2
+    SDL2_mixer
+    zlib
+  ];
+
+  cmakeFlags = [
+    #"-DSRB2_ASSET_DIRECTORY=/build/source/assets"
+    "-DGME_INCLUDE_DIR=${libgme}/include"
+    "-DSDL2_MIXER_INCLUDE_DIR=${SDL2_mixer}/include/SDL2"
+    "-DSDL2_INCLUDE_DIR=${SDL2.dev}/include/SDL2"
+  ];
+
+  patches = [
+    ./wadlocation.patch
+  ];
+
+  postPatch = ''
+    substituteInPlace src/sdl/i_system.c \
+        --replace '@wadlocation@' $out
+  '';
+
+  preConfigure = ''
+    mkdir assets/installer
+    pushd assets/installer
+    unzip ${installer} "*.kart" srb2.srb
+    popd
+  '';
+
+  postInstall = ''
+    mkdir -p $out/bin $out/share/games/SRB2Kart
+    mv $out/srb2kart* $out/bin/
+    mv $out/*.kart $out/share/games/SRB2Kart
+  '';
+
+  meta = with lib; {
+    description = "SRB2Kart is a classic styled kart racer";
+    homepage = "https://mb.srb2.org/threads/srb2kart.25868/";
+    platforms = platforms.linux;
+    license = licenses.gpl2Plus;
+    maintainers = with maintainers; [ viric ];
+  };
+}