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/CGAL/default.nix

@@ -0,0 +1,36 @@
+{ lib, stdenv
+, fetchFromGitHub
+, cmake
+, boost
+, gmp
+, mpfr
+}:
+
+stdenv.mkDerivation rec {
+  pname = "cgal";
+  version = "5.4";
+
+  src = fetchFromGitHub {
+    owner = "CGAL";
+    repo = "releases";
+    rev = "CGAL-${version}";
+    sha256 = "sha256-flrVWsvGAdGVCZ1Ygy9z30w6aU8WAzpMLv+JbP2CKjE=";
+  };
+
+  # note: optional component libCGAL_ImageIO would need zlib and opengl;
+  #   there are also libCGAL_Qt{3,4} omitted ATM
+  buildInputs = [ boost gmp mpfr ];
+  nativeBuildInputs = [ cmake ];
+
+  patches = [ ./cgal_path.patch ];
+
+  doCheck = false;
+
+  meta = with lib; {
+    description = "Computational Geometry Algorithms Library";
+    homepage = "http://cgal.org";
+    license = with licenses; [ gpl3Plus lgpl3Plus];
+    platforms = platforms.all;
+    maintainers = [ maintainers.raskin ];
+  };
+}