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/python-modules/pycdio/default.nix

@@ -0,0 +1,46 @@
+{ lib, stdenv
+, buildPythonPackage
+, fetchPypi
+, setuptools
+, nose
+, pkgs
+}:
+
+buildPythonPackage rec {
+  pname = "pycdio";
+  version = "2.1.1";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "61734db8c554b7b1a2cb2da2e2c15d3f9f5973a57cfb06f8854c38029004a9f8";
+  };
+
+  prePatch = ''
+    substituteInPlace setup.py \
+      --replace 'library_dirs=library_dirs' 'library_dirs=[dir.decode("utf-8") for dir in library_dirs]' \
+      --replace 'include_dirs=include_dirs' 'include_dirs=[dir.decode("utf-8") for dir in include_dirs]' \
+      --replace 'runtime_library_dirs=runtime_lib_dirs' 'runtime_library_dirs=[dir.decode("utf-8") for dir in runtime_lib_dirs]'
+  '';
+
+  preConfigure = ''
+    patchShebangs .
+  '';
+
+  nativeBuildInputs = [ nose pkgs.pkg-config pkgs.swig ];
+  buildInputs = [ setuptools pkgs.libcdio ]
+    ++ lib.optional stdenv.isDarwin pkgs.libiconv;
+
+  # Run tests using nosetests but first need to install the binaries
+  # to the root source directory where they can be found.
+  checkPhase = ''
+    ./setup.py install_lib -d .
+    nosetests
+  '';
+
+  meta = with lib; {
+    homepage = "https://www.gnu.org/software/libcdio/";
+    description = "Wrapper around libcdio (CD Input and Control library)";
+    license = licenses.gpl3Plus;
+  };
+
+}