53 lines
1.8 KiB
Nix
53 lines
1.8 KiB
Nix
{ stdenv, fetch, cmake, libxml2, libedit, llvm, version, clang-tools-extra_src }:
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# be sure not to rebuild clang on darwin; some packages request it specifically
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# we need to fix those
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assert stdenv.isDarwin -> stdenv.gcc.nativeTools;
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stdenv.mkDerivation {
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name = "clang-${version}";
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unpackPhase = ''
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unpackFile ${fetch "cfe" "045wjnp5j8xd2zjhvldcllnwlnrwz3dafmlk412z804d5xvzb9jv"}
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mv cfe-${version}.src clang
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sourceRoot=$PWD/clang
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unpackFile ${clang-tools-extra_src}
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mv clang-tools-extra-* $sourceRoot/tools/extra
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# !!! Hopefully won't be needed for 3.5
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unpackFile ${llvm.src}
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export cmakeFlags="$cmakeFlags -DCLANG_PATH_TO_LLVM_SOURCE="`ls -d $PWD/llvm-*`
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(cd llvm-* && patch -Np1 -i ${./llvm-separate-build.patch})
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'';
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patches = [ ./clang-separate-build.patch ./clang-purity.patch ];
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buildInputs = [ cmake libedit libxml2 ];
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cmakeFlags = [
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"-DCMAKE_BUILD_TYPE=Release"
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"-DCMAKE_CXX_FLAGS=-std=c++11"
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"-DCLANG_PATH_TO_LLVM_BUILD=${llvm}"
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] ++
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(stdenv.lib.optional (stdenv.gcc.libc != null) "-DC_INCLUDE_DIRS=${stdenv.gcc.libc}/include") ++
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(stdenv.lib.optional (stdenv.gcc.gcc != null) "-DGCC_INSTALL_PREFIX=${stdenv.gcc.gcc}");
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# Clang expects to find LLVMgold in its own prefix
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# Clang expects to find sanitizer libraries in its own prefix
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postInstall = ''
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ln -sv ${llvm}/lib/LLVMgold.so $out/lib
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ln -sv ${llvm}/lib/clang/${version}/lib $out/lib/clang/${version}/
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'';
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passthru.gcc = stdenv.gcc.gcc;
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enableParallelBuilding = true;
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meta = {
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description = "A c, c++, objective-c, and objective-c++ frontend for the llvm compiler";
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homepage = http://llvm.org/;
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license = stdenv.lib.licenses.bsd3;
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maintainers = [ stdenv.lib.maintainers.shlevy ];
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platforms = stdenv.lib.platforms.all;
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};
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}
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