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/taskflow/default.nix

@@ -0,0 +1,50 @@
+{ lib
+, stdenv
+, fetchFromGitHub
+, substituteAll
+, doctest
+, cmake
+}:
+
+stdenv.mkDerivation rec {
+  pname = "taskflow";
+  version = "3.3.0";
+
+  src = fetchFromGitHub {
+    owner = "taskflow";
+    repo = "taskflow";
+    rev = "v${version}";
+    hash = "sha256-UfXGupxgtowIt3BnIVWwim3rTE57TT1C9TCx9LVyN34=";
+  };
+
+  patches = [
+    (substituteAll {
+      src = ./unvendor-doctest.patch;
+      inherit doctest;
+    })
+  ];
+
+  postPatch = ''
+    rm -r 3rd-party
+
+    # tries to use x86 intrinsics on aarch64-darwin
+    sed -i '/^#if __has_include (<immintrin\.h>)/,/^#endif/d' taskflow/utility/os.hpp
+  '';
+
+  nativeBuildInputs = [
+    cmake
+  ];
+
+  doCheck = true;
+
+  meta = {
+    description = "General-purpose Parallel and Heterogeneous Task Programming System";
+    homepage = "https://taskflow.github.io/";
+    changelog = let
+      release = lib.replaceStrings ["."] ["-"] version;
+    in "https://taskflow.github.io/taskflow/release-${release}.html";
+    license = lib.licenses.mit;
+    platforms = lib.platforms.unix;
+    maintainers = with lib.maintainers; [ dotlambda ];
+  };
+}

pkgs/development/libraries/taskflow/unvendor-doctest.patch

@@ -0,0 +1,21 @@
+diff --git a/unittests/CMakeLists.txt b/unittests/CMakeLists.txt
+index 3397d798..8277191e 100644
+--- a/unittests/CMakeLists.txt
++++ b/unittests/CMakeLists.txt
+@@ -1,6 +1,6 @@
+ enable_testing()
+ 
+-include(${TF_3RD_PARTY_DIR}/doctest/doctest.cmake)
++include(@doctest@/lib/cmake/doctest/doctest.cmake)
+ 
+ list(APPEND TF_UNITTESTS 
+   utility 
+@@ -24,7 +24,7 @@ list(APPEND TF_UNITTESTS
+ foreach(unittest IN LISTS TF_UNITTESTS)
+   add_executable(${unittest} ${unittest}.cpp)
+   target_link_libraries(${unittest} ${PROJECT_NAME} tf::default_settings)
+-  target_include_directories(${unittest} PRIVATE ${TF_3RD_PARTY_DIR}/doctest)
++  target_include_directories(${unittest} PRIVATE @doctest@/include/doctest)
+   doctest_discover_tests(${unittest})
+ endforeach()
+