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/srb2/default.nix

@@ -0,0 +1,93 @@
+{ lib
+, stdenv
+, fetchurl
+, fetchFromGitHub
+, substituteAll
+, cmake
+, curl
+, nasm
+, openmpt123
+, p7zip
+, libgme
+, libpng
+, SDL2
+, SDL2_mixer
+, zlib
+}:
+
+let
+
+assets_version = "2.2.5";
+
+assets = fetchurl {
+  url = "https://github.com/mazmazz/SRB2/releases/download/SRB2_assets_220/srb2-${assets_version}-assets.7z";
+  sha256 = "1m9xf3vraq9nipsi09cyvvfa4i37gzfxg970rnqfswd86z9v6v00";
+};
+
+assets_optional = fetchurl {
+  url = "https://github.com/mazmazz/SRB2/releases/download/SRB2_assets_220/srb2-${assets_version}-optional-assets.7z";
+  sha256 = "1j29jrd0r1k2bb11wyyl6yv9b90s2i6jhrslnh77qkrhrwnwcdz4";
+};
+
+in stdenv.mkDerivation rec {
+  pname = "srb2";
+  version = "2.2.10";
+
+  src = fetchFromGitHub {
+    owner = "STJr";
+    repo = "SRB2";
+    rev = "SRB2_release_${version}";
+    sha256 = "03388n094d2yr5si6ngnggbqhm8b2l0s0qvfnkz49li9bd6a81gg";
+  };
+
+  nativeBuildInputs = [
+    cmake
+    nasm
+    p7zip
+  ];
+
+  buildInputs = [
+    curl
+    libgme
+    libpng
+    openmpt123
+    SDL2
+    SDL2_mixer
+    zlib
+  ];
+
+  cmakeFlags = [
+    "-DSRB2_ASSET_DIRECTORY=/build/source/assets"
+    "-DGME_INCLUDE_DIR=${libgme}/include"
+    "-DOPENMPT_INCLUDE_DIR=${openmpt123}/include"
+    "-DSDL2_MIXER_INCLUDE_DIR=${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 = ''
+    7z x ${assets} -o"/build/source/assets" -aos
+    7z x ${assets_optional} -o"/build/source/assets" -aos
+  '';
+
+  postInstall = ''
+    mkdir $out/bin
+    mv $out/lsdlsrb2-${version} $out/bin/srb2
+  '';
+
+  meta = with lib; {
+    description = "Sonic Robo Blast 2 is a 3D Sonic the Hedgehog fangame based on a modified version of Doom Legacy";
+    homepage = "https://www.srb2.org/";
+    platforms = platforms.linux;
+    license = licenses.gpl2Plus;
+    maintainers = with maintainers; [ zeratax ];
+  };
+}