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/smarty3/default.nix

@@ -0,0 +1,31 @@
+{ lib, stdenv, fetchFromGitHub, ... }:
+
+stdenv.mkDerivation rec {
+  pname = "smarty3";
+  version = "3.1.44";
+
+  src = fetchFromGitHub {
+    owner = "smarty-php";
+    repo = "smarty";
+    rev = "v${version}";
+    sha256 = "sha256-9a9OC18jyFpmFXffYOYHZ0j01j4NCF5zwrSYr1fZwqo=";
+  };
+
+  installPhase = ''
+    mkdir $out
+    cp -r libs/* $out
+  '';
+
+  meta = with lib; {
+    description = "Smarty 3 template engine";
+    longDescription = ''
+      Smarty is a template engine for PHP, facilitating the
+      separation of presentation (HTML/CSS) from application
+      logic. This implies that PHP code is application
+      logic, and is separated from the presentation.
+    '';
+    homepage = "https://www.smarty.net";
+    license = licenses.lgpl21Plus;
+    maintainers = with maintainers; [ das_j ];
+  };
+}