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/ballerburg/default.nix

@@ -0,0 +1,55 @@
+{ lib, stdenv, fetchurl, cmake, SDL, makeDesktopItem, copyDesktopItems
+, imagemagick }:
+
+let
+
+  icon = fetchurl {
+    url = "https://baller.tuxfamily.org/king.png";
+    sha256 = "1xq2h87s648wjpjl72ds3xnnk2jp8ghbkhjzh2g4hpkq2zdz90hy";
+  };
+
+in stdenv.mkDerivation rec {
+  pname = "ballerburg";
+  version = "1.2.0";
+
+  src = fetchurl {
+    url = "https://download.tuxfamily.org/baller/ballerburg-${version}.tar.gz";
+    sha256 = "sha256-BiX0shPBGA8sshee8rxs41x+mdsrJzBqhpDDic6sYwA=";
+  };
+
+  nativeBuildInputs = [ cmake copyDesktopItems imagemagick ];
+
+  buildInputs = [ SDL ];
+
+  desktopItems = [
+    (makeDesktopItem {
+      name = "Ballerburg";
+      desktopName = "Ballerburg SDL";
+      exec = "_NET_WM_ICON=ballerburg ballerburg";
+      comment = meta.description;
+      icon = "ballerburg";
+      categories = [ "Game" ];
+    })
+  ];
+
+  postInstall = ''
+    # Generate and install icon files
+    for size in 16 32 48 64 72 96 128 192 512 1024; do
+      mkdir -p $out/share/icons/hicolor/"$size"x"$size"/apps
+      convert ${icon} -sample "$size"x"$size" \
+        -background white -gravity south -extent "$size"x"$size" \
+        $out/share/icons/hicolor/"$size"x"$size"/apps/ballerburg.png
+    done
+  '';
+
+  meta = with lib; {
+    description = "Classic cannon combat game";
+    longDescription = ''
+      Two castles, separated by a mountain, try to defeat each other with their cannonballs,
+      either by killing the opponent's king or by weakening the opponent enough so that the king capitulates.'';
+    homepage = "https://baller.tuxfamily.org/";
+    license = licenses.gpl3Plus;
+    maintainers = [ maintainers.j0hax ];
+    platforms = platforms.all;
+  };
+}