100 lines
3.3 KiB
Nix
100 lines
3.3 KiB
Nix
{ stdenv, fetch, cmake, libxml2, libedit, llvm, version, release_version, clang-tools-extra_src, python
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, fixDarwinDylibNames
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, enableManpages ? false
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}:
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let
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gcc = if stdenv.cc.isGNU then stdenv.cc.cc else stdenv.cc.cc.gcc;
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self = stdenv.mkDerivation {
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name = "clang-${version}";
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unpackPhase = ''
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unpackFile ${fetch "cfe" "16vnv3msnvx33dydd17k2cq0icndi1a06bg5vcxkrhjjb1rqlwv1"}
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mv cfe-${version}* 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-* $sourceRoot/tools/extra
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'';
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nativeBuildInputs = [ cmake python ]
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++ stdenv.lib.optional enableManpages python.pkgs.sphinx;
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buildInputs = [ libedit libxml2 llvm ]
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++ stdenv.lib.optional stdenv.isDarwin fixDarwinDylibNames;
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cmakeFlags = [
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"-DCMAKE_CXX_FLAGS=-std=c++11"
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] ++ stdenv.lib.optionals enableManpages [
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"-DCLANG_INCLUDE_DOCS=ON"
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"-DLLVM_ENABLE_SPHINX=ON"
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"-DSPHINX_OUTPUT_MAN=ON"
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"-DSPHINX_OUTPUT_HTML=OFF"
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"-DSPHINX_WARNINGS_AS_ERRORS=OFF"
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]
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# Maybe with compiler-rt this won't be needed?
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++ stdenv.lib.optional stdenv.isLinux "-DGCC_INSTALL_PREFIX=${gcc}"
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++ stdenv.lib.optional (stdenv.cc.libc != null) "-DC_INCLUDE_DIRS=${stdenv.cc.libc}/include";
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patches = [ ./purity.patch ];
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postBuild = stdenv.lib.optionalString enableManpages ''
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cmake --build . --target docs-clang-man
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'';
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postPatch = ''
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sed -i -e 's/Args.hasArg(options::OPT_nostdlibinc)/true/' lib/Driver/Tools.cpp
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sed -i -e 's/DriverArgs.hasArg(options::OPT_nostdlibinc)/true/' lib/Driver/ToolChains.cpp
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# Patch for standalone doc building
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sed -i '1s,^,find_package(Sphinx REQUIRED)\n,' docs/CMakeLists.txt
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'';
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outputs = [ "out" "lib" "python" ]
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++ stdenv.lib.optional enableManpages "man";
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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 ${llvm}/lib/clang/${release_version}/lib $out/lib/clang/${release_version}/
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ln -sv $out/bin/clang $out/bin/cpp
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# Move libclang to 'lib' output
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moveToOutput "lib/libclang.*" "$lib"
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substituteInPlace $out/lib/cmake/clang/ClangTargets-release.cmake \
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--replace "\''${_IMPORT_PREFIX}/lib/libclang." "$lib/lib/libclang."
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mkdir -p $python/bin $python/share/clang/
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mv $out/bin/{git-clang-format,scan-view} $python/bin
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if [ -e $out/bin/set-xcode-analyzer ]; then
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mv $out/bin/set-xcode-analyzer $python/bin
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fi
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mv $out/share/clang/*.py $python/share/clang
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rm $out/bin/c-index-test
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''
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+ stdenv.lib.optionalString enableManpages ''
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# Manually install clang manpage
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cp docs/man/*.1 $out/share/man/man1/
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# Move it and other man pages to 'man' output
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moveToOutput "share/man" "$man"
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'';
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enableParallelBuilding = true;
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passthru = {
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isClang = true;
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inherit llvm;
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} // stdenv.lib.optionalAttrs stdenv.isLinux {
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inherit gcc;
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};
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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.ncsa;
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platforms = stdenv.lib.platforms.all;
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};
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};
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in self
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