@SetLocal
	@PushD "%~dp0"
		git                                                        submodule update --init
		@If Not Exist "grpc\.git"   git                            clone "https://github.com/grpc/grpc"
		@If Not Exist "arrow\.git"  git                            clone "https://github.com/pcmoritz/arrow.git" --branch windows_support
		@If Not Exist "arrow\cpp\thirdparty\flatbuffers\.git"  git clone "https://github.com/google/flatbuffers.git" "arrow/cpp/thirdparty/flatbuffers"
		@If Not Exist "arrow\cpp\thirdparty\parquet\.git"      git clone "https://github.com/apache/parquet-cpp.git" "arrow/cpp/thirdparty/parquet"
		@If Not Exist "numbuf\.git" git                            clone "https://github.com/amplab/numbuf.git" --branch win
		@If Not Exist "python\.git" git                            clone "https://github.com/austinsc/python.git"
		git -C "grpc"                                              submodule update --init "third_party/protobuf"
		git -C "grpc"                                              submodule update --init "third_party/nanopb"
		git -C "grpc"                                              submodule update --init "third_party/zlib"
		git -C "grpc"                                              apply "%~dp0windows-patches/grpc-projects.patch"
		git -C "grpc/third_party/protobuf"                         apply "%~dp0windows-patches/protobuf-projects.patch"
		git -C "arrow/cpp/thirdparty/flatbuffers"                  apply "%~dp0windows-patches/flatbuffers-projects.patch"
		git -C "arrow/cpp/thirdparty/parquet"                      apply "%~dp0windows-patches/parquet-endian.patch"
		git -C "python"                                            apply "%~dp0windows-patches/python-pyconfig.patch"
	@PopD
@EndLocal