forked from mirrors/nixpkgs
f52263ced0
We can use use `stdenv.hostPlatform.isStatic` instead, and move the logic per package. The least opionated benefit of this is that it makes it much easier to replace packages with modified ones, as there is no longer any issue of overlay order. CC @FRidh @matthewbauer
55 lines
1.9 KiB
Nix
55 lines
1.9 KiB
Nix
{ lib, stdenv, fetch, cmake, python3, libcxxabi, fixDarwinDylibNames, version
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, enableShared ? !stdenv.hostPlatform.isStatic
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}:
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stdenv.mkDerivation {
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pname = "libc++";
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inherit version;
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src = fetch "libcxx" "0v78bfr6h2zifvdqnj2wlfk4pvxzrqn3hg1v6lqk3y12bx9p9xny";
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postUnpack = ''
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unpackFile ${libcxxabi.src}
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export LIBCXXABI_INCLUDE_DIR="$PWD/$(ls -d libcxxabi-${version}*)/include"
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'';
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patches = stdenv.lib.optional stdenv.hostPlatform.isMusl ../../libcxx-0001-musl-hacks.patch;
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preConfigure = ''
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# Get headers from the cxxabi source so we can see private headers not installed by the cxxabi package
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cmakeFlagsArray=($cmakeFlagsArray -DLIBCXX_CXX_ABI_INCLUDE_PATHS="$LIBCXXABI_INCLUDE_DIR")
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'' + lib.optionalString stdenv.hostPlatform.isMusl ''
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patchShebangs utils/cat_files.py
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'';
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nativeBuildInputs = [ cmake ]
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++ stdenv.lib.optional (stdenv.hostPlatform.isMusl || stdenv.hostPlatform.isWasi) python3
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++ stdenv.lib.optional stdenv.hostPlatform.isDarwin fixDarwinDylibNames;
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buildInputs = [ libcxxabi ];
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cmakeFlags = [
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"-DLIBCXX_LIBCXXABI_LIB_PATH=${libcxxabi}/lib"
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"-DLIBCXX_LIBCPPABI_VERSION=2"
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"-DLIBCXX_CXX_ABI=libcxxabi"
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] ++ stdenv.lib.optional (stdenv.hostPlatform.isMusl || stdenv.hostPlatform.isWasi) "-DLIBCXX_HAS_MUSL_LIBC=1"
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++ stdenv.lib.optional (stdenv.hostPlatform.useLLVM or false) "-DLIBCXX_USE_COMPILER_RT=ON"
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++ stdenv.lib.optional stdenv.hostPlatform.isWasm [
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"-DLIBCXX_ENABLE_THREADS=OFF"
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"-DLIBCXX_ENABLE_FILESYSTEM=OFF"
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"-DLIBCXX_ENABLE_EXCEPTIONS=OFF"
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] ++ stdenv.lib.optional (!enableShared) "-DLIBCXX_ENABLE_SHARED=OFF";
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enableParallelBuilding = true;
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passthru = {
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isLLVM = true;
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};
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meta = {
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homepage = "https://libcxx.llvm.org/";
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description = "A new implementation of the C++ standard library, targeting C++11";
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license = with stdenv.lib.licenses; [ ncsa mit ];
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platforms = stdenv.lib.platforms.all;
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};
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}
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