8613179f78
Package changes from 3.6: - CMake exports patch no longer necessary - Cosmetic purity patch fix - Build libc++ with private libc++abi headers visible from sources - Work around bugs in lldb's configure scripts
49 lines
1.6 KiB
Nix
49 lines
1.6 KiB
Nix
{ lib, stdenv, fetch, cmake, libcxxabi, fixDarwinDylibNames, version }:
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stdenv.mkDerivation rec {
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name = "libc++-${version}";
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src = fetch "libcxx" "13nh78zp5d2jf732mxnalw679zjywbjpz9942j66fznd6f1kr3y1";
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postUnpack = ''
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unpackFile ${libcxxabi.src}
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'';
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preConfigure = ''
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# Get headers from the cxxabi source so we can see private headers not installed by the cxxabi package
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cmakeFlagsArray=($cmakeFlagsArray -DLIBCXX_CXX_ABI_INCLUDE_PATHS="$NIX_BUILD_TOP/libcxxabi-${version}.src/include")
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'' +
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stdenv.lib.optionalString stdenv.isDarwin ''
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# instead of allowing libc++ to link with /usr/lib/libc++abi.dylib,
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# force it to link with our copy
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substituteInPlace lib/CMakeLists.txt \
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--replace 'OSX_RE_EXPORT_LINE "/usr/lib/libc++abi.dylib' \
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'OSX_RE_EXPORT_LINE "${libcxxabi}/lib/libc++abi.dylib' \
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--replace '"''${CMAKE_OSX_SYSROOT}/usr/lib/libc++abi.dylib"' \
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'"${libcxxabi}/lib/libc++abi.dylib"'
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'';
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patches = [ ./darwin.patch ];
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buildInputs = [ cmake libcxxabi ] ++ lib.optional stdenv.isDarwin fixDarwinDylibNames;
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cmakeFlags =
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[ "-DCMAKE_BUILD_TYPE=Release"
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"-DLIBCXX_LIBCXXABI_LIB_PATH=${libcxxabi}/lib"
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"-DLIBCXX_LIBCPPABI_VERSION=2"
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"-DLIBCXX_CXX_ABI=libcxxabi"
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];
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enableParallelBuilding = true;
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linkCxxAbi = stdenv.isLinux;
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setupHook = ./setup-hook.sh;
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meta = {
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homepage = http://libcxx.llvm.org/;
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description = "A new implementation of the C++ standard library, targeting C++11";
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license = "BSD";
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platforms = stdenv.lib.platforms.unix;
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};
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}
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