71 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			Nix
		
	
	
	
	
	
			
		
		
	
	
			71 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			Nix
		
	
	
	
	
	
| { buildPackages, stdenv, fetchpatch, python, buildPythonPackage, isPy37
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| , protobuf, google_apputils, pyext, libcxx, isPy27
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| , disabled, doCheck ? true }:
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| 
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| with stdenv.lib;
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| 
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| buildPythonPackage {
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|   inherit (protobuf) pname src version;
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|   inherit disabled;
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|   doCheck = doCheck && !isPy27; # setuptools>=41.4 no longer collects correctly on python2
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| 
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|   NIX_CFLAGS_COMPILE = toString (
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|     # work around python distutils compiling C++ with $CC
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|     optional stdenv.isDarwin "-I${libcxx}/include/c++/v1"
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|     ++ optional (versionOlder protobuf.version "2.7.0") "-std=c++98"
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|   );
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| 
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|   outputs = [ "out" "dev" ];
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| 
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|   propagatedBuildInputs = [ google_apputils ];
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|   propagatedNativeBuildInputs = [ buildPackages.protobuf ];  # For protoc.
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|   nativeBuildInputs = [ google_apputils pyext ];
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|   buildInputs = [ protobuf ];
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| 
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|   patches = optional (isPy37 && (versionOlder protobuf.version "3.6.1.2"))
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|     # Python 3.7 compatibility (not needed for protobuf >= 3.6.1.2)
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|     (fetchpatch {
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|       url = "https://github.com/protocolbuffers/protobuf/commit/0a59054c30e4f0ba10f10acfc1d7f3814c63e1a7.patch";
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|       sha256 = "09hw22y3423v8bbmc9xm07znwdxfbya6rp78d4zqw6fisdvjkqf1";
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|       stripLen = 1;
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|     })
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|   ;
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| 
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|   prePatch = ''
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|     while [ ! -d python ]; do
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|       cd *
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|     done
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|     cd python
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|   '';
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| 
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|   preConfigure = optionalString (versionAtLeast protobuf.version "2.6.0") ''
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|     export PROTOCOL_BUFFERS_PYTHON_IMPLEMENTATION=cpp
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|     export PROTOCOL_BUFFERS_PYTHON_IMPLEMENTATION_VERSION=2
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|   '';
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| 
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|   preBuild = ''
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|     # Workaround for https://github.com/google/protobuf/issues/2895
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|     ${python.pythonForBuild.interpreter} setup.py build
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|   '' + optionalString (versionAtLeast protobuf.version "2.6.0") ''
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|     ${python.pythonForBuild.interpreter} setup.py build_ext --cpp_implementation
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|   '';
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| 
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|   installFlags = optional (versionAtLeast protobuf.version "2.6.0")
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|     "--install-option='--cpp_implementation'";
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| 
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|   # the _message.so isn't installed, so we'll do that manually.
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|   # if someone can figure out a less hacky way to get the _message.so to
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|   # install, please do replace this.
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|   postInstall = optionalString (versionAtLeast protobuf.version "2.6.0") ''
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|     cp -v $(find build -name "_message*") $out/${python.sitePackages}/google/protobuf/pyext
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|   '';
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| 
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|   meta = {
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|     description = "Protocol Buffers are Google's data interchange format";
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|     homepage = "https://developers.google.com/protocol-buffers/";
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|     license = licenses.bsd3;
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|   };
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| 
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|   passthru.protobuf = protobuf;
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| }
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