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/development/libraries/csfml/default.nix

@@ -0,0 +1,28 @@
+{ lib, stdenv, fetchFromGitHub, cmake, sfml }:
+
+stdenv.mkDerivation rec {
+  pname = "csfml";
+  version = "2.5.1";
+  src = fetchFromGitHub {
+    owner = "SFML";
+    repo  = "CSFML";
+    rev   = version;
+    sha256 = "sha256-a46V5CakKVygNfr3/nZwlsCyqNsbti4a3cr7itK5QfI=";
+  };
+  nativeBuildInputs = [ cmake ];
+  buildInputs = [ sfml ];
+  cmakeFlags = [ "-DCMAKE_MODULE_PATH=${sfml}/share/SFML/cmake/Modules/" ];
+
+  meta = with lib; {
+    homepage = "https://www.sfml-dev.org/";
+    description = "Simple and fast multimedia library";
+    longDescription = ''
+      SFML is a simple, fast, cross-platform and object-oriented multimedia API.
+      It provides access to windowing, graphics, audio and network.
+      It is written in C++, and has bindings for various languages such as C, .Net, Ruby, Python.
+    '';
+    license = licenses.zlib;
+    maintainers = [ maintainers.jpdoyle ];
+    platforms = platforms.linux;
+  };
+}