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/compilers/osl/default.nix

@@ -0,0 +1,48 @@
+{ stdenv, clangStdenv, lib, fetchFromGitHub, cmake, zlib, openexr,
+openimageio, llvm, boost165, flex, bison, partio, pugixml,
+util-linux, python3
+}:
+
+let boost_static = boost165.override { enableStatic = true; };
+in clangStdenv.mkDerivation rec {
+  # In theory this could use GCC + Clang rather than just Clang,
+  # but https://github.com/NixOS/nixpkgs/issues/29877 stops this
+  pname = "openshadinglanguage";
+  version = "1.10.9";
+
+  src = fetchFromGitHub {
+    owner = "imageworks";
+    repo = "OpenShadingLanguage";
+    rev = "Release-1.10.9";
+    sha256 = "1dwf10f2fpxc55pymwkapql20nc462mq61hv21c527994c2qp1ll";
+  };
+
+  cmakeFlags = [
+    "-DUSE_BOOST_WAVE=ON"
+    "-DENABLERTTI=ON"
+
+    # Build system implies llvm-config and llvm-as are in the same directory.
+    # Override defaults.
+    "-DLLVM_DIRECTORY=${llvm}"
+    "-DLLVM_CONFIG=${llvm.dev}/bin/llvm-config"
+  ];
+
+  preConfigure = "patchShebangs src/liboslexec/serialize-bc.bash ";
+
+  nativeBuildInputs = [ cmake boost_static flex bison];
+  buildInputs = [
+     zlib openexr openimageio llvm
+     partio pugixml
+     util-linux # needed just for hexdump
+     python3 # CMake doesn't check this?
+  ];
+  # TODO: How important is partio? CMake doesn't seem to find it
+  meta = with lib; {
+    broken = (stdenv.isLinux && stdenv.isAarch64);
+    description = "Advanced shading language for production GI renderers";
+    homepage = "http://opensource.imageworks.com/?p=osl";
+    maintainers = with maintainers; [ hodapp ];
+    license = licenses.bsd3;
+    platforms = platforms.linux;
+  };
+}