2110c0bd30
Also fix some setup hooks that unnecessarily used environment hooks, which revolted in the same variable being modified too many times.
53 lines
1.6 KiB
Nix
53 lines
1.6 KiB
Nix
{ lib, stdenv, fetchurl, cmake, libcxxabi, fixDarwinDylibNames }:
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let version = "3.5.2"; in
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stdenv.mkDerivation rec {
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name = "libc++-${version}";
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src = fetchurl {
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url = "http://llvm.org/releases/${version}/libcxx-${version}.src.tar.xz";
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sha256 = "0irnl54fwzh2hzn9x4jfvnfyq5kd0zn0iwbzdivgwhqzw6fjdwdv";
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};
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# instead of allowing libc++ to link with /usr/lib/libc++abi.dylib,
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# force it to link with our copy
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preConfigure = stdenv.lib.optionalString stdenv.isDarwin ''
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substituteInPlace lib/CMakeLists.txt \
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--replace 'OSX_RE_EXPORT_LINE "/usr/lib/libc++abi.dylib' \
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'OSX_RE_EXPORT_LINE "${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 = [
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./darwin.patch
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# glibc 2.26 fix
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./xlocale-glibc-2.26.patch
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];
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buildInputs = [ cmake libcxxabi ] ++ lib.optional stdenv.isDarwin fixDarwinDylibNames;
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cmakeFlags = [
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"-DLIBCXX_LIBCXXABI_INCLUDE_PATHS=${libcxxabi}/include"
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"-DLIBCXX_LIBCXXABI_LIB_PATH=${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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setupHooks = [
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../../../../../build-support/setup-hooks/role.bash
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./setup-hook.sh
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];
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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 = with stdenv.lib.licenses; [ ncsa mit ];
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platforms = stdenv.lib.platforms.unix;
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};
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}
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