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/libgpuarray/default.nix

@@ -0,0 +1,85 @@
+{ stdenv
+, lib
+, addOpenGLRunpath
+, buildPythonPackage
+, fetchFromGitHub
+, cmake
+, cython
+, numpy
+, six
+, nose
+, Mako
+, cudaSupport ? false, cudaPackages
+, openclSupport ? true, ocl-icd, clblas
+}:
+
+buildPythonPackage rec {
+  pname = "libgpuarray";
+  version = "0.7.6";
+
+  src = fetchFromGitHub {
+    owner = "Theano";
+    repo = "libgpuarray";
+    rev = "v${version}";
+    sha256 = "0ksil18c9ign4xrv5k323flhvdy6wdxh8szdd3nivv31jc3zsdri";
+  };
+
+  # requires a GPU
+  doCheck = false;
+
+  configurePhase = "cmakeConfigurePhase";
+
+  libraryPath = lib.makeLibraryPath (
+    lib.optionals cudaSupport (with cudaPackages; [ cudatoolkit.lib cudatoolkit.out ])
+    ++ lib.optionals openclSupport ([ clblas ] ++ lib.optional (!stdenv.isDarwin) ocl-icd)
+  );
+
+  preBuild = ''
+    make -j$NIX_BUILD_CORES
+    make install
+
+    export NIX_CFLAGS_COMPILE="-L $out/lib -I $out/include $NIX_CFLAGS_COMPILE"
+
+    cd ..
+  '';
+
+  postFixup = ''
+    rm $out/lib/libgpuarray-static.a
+  '' + lib.optionalString (!stdenv.isDarwin) ''
+    function fixRunPath {
+      p=$(patchelf --print-rpath $1)
+      patchelf --set-rpath "$p:$libraryPath" $1
+    }
+
+    fixRunPath $out/lib/libgpuarray.so
+  '' + lib.optionalString cudaSupport ''
+    addOpenGLRunpath $out/lib/libgpuarray.so
+  '';
+
+  propagatedBuildInputs = [
+    numpy
+    six
+    Mako
+  ];
+
+  nativeBuildInputs = [
+    cmake
+  ] ++ lib.optionals cudaSupport [
+    addOpenGLRunpath
+  ];
+
+
+  buildInputs = [
+    cython
+    nose
+  ];
+
+  meta = with lib; {
+    homepage = "https://github.com/Theano/libgpuarray";
+    description = "Library to manipulate tensors on GPU.";
+    license = licenses.free;
+    maintainers = with maintainers; [ artuuge ];
+    platforms = platforms.unix;
+  };
+
+}