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
69 lines
2.5 KiB
Nix
69 lines
2.5 KiB
Nix
{ stdenv, cmake, fetch, libcxx, libunwind, llvm, 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++abi";
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inherit version;
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src = fetch "libcxxabi" "1vznz8n1z1h8af0ga451m98lc2hjnv4fyzl71napsvjhvk4g6nxp";
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nativeBuildInputs = [ cmake ];
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buildInputs = stdenv.lib.optional (!stdenv.isDarwin && !stdenv.isFreeBSD && !stdenv.hostPlatform.isWasm) libunwind;
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cmakeFlags = stdenv.lib.optionals (stdenv.hostPlatform.useLLVM or false) [
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"-DLLVM_ENABLE_LIBCXX=ON"
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"-DLIBCXXABI_USE_LLVM_UNWINDER=ON"
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] ++ stdenv.lib.optionals stdenv.hostPlatform.isWasm [
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"-DLIBCXXABI_ENABLE_THREADS=OFF"
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"-DLIBCXXABI_ENABLE_EXCEPTIONS=OFF"
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] ++ stdenv.lib.optionals (!enableShared) [
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"-DLIBCXXABI_ENABLE_SHARED=OFF"
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];
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patches = [ ./libcxxabi-no-threads.patch ];
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postUnpack = ''
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unpackFile ${libcxx.src}
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unpackFile ${llvm.src}
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cmakeFlags+=" -DLLVM_PATH=$PWD/$(ls -d llvm-*) -DLIBCXXABI_LIBCXX_PATH=$PWD/$(ls -d libcxx-*)"
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'' + stdenv.lib.optionalString stdenv.isDarwin ''
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export TRIPLE=x86_64-apple-darwin
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'' + stdenv.lib.optionalString stdenv.hostPlatform.isMusl ''
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patch -p1 -d $(ls -d libcxx-*) -i ${../libcxx-0001-musl-hacks.patch}
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'' + stdenv.lib.optionalString stdenv.hostPlatform.isWasm ''
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patch -p1 -d $(ls -d llvm-*) -i ${./libcxxabi-wasm.patch}
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'';
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installPhase = if stdenv.isDarwin
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then ''
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for file in lib/*.dylib; do
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# this should be done in CMake, but having trouble figuring out
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# the magic combination of necessary CMake variables
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# if you fancy a try, take a look at
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# https://gitlab.kitware.com/cmake/community/-/wikis/doc/cmake/RPATH-handling
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install_name_tool -id $out/$file $file
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done
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make install
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install -d 755 $out/include
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install -m 644 ../include/*.h $out/include
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''
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else ''
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install -d -m 755 $out/include $out/lib
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install -m 644 lib/libc++abi.a $out/lib
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install -m 644 ../include/cxxabi.h $out/include
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'' + stdenv.lib.optionalString enableShared ''
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install -m 644 lib/libc++abi.so.1.0 $out/lib
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ln -s libc++abi.so.1.0 $out/lib/libc++abi.so
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ln -s libc++abi.so.1.0 $out/lib/libc++abi.so.1
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'';
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meta = {
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homepage = "https://libcxxabi.llvm.org/";
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description = "A new implementation of low level support for a standard C++ library";
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license = with stdenv.lib.licenses; [ ncsa mit ];
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maintainers = with stdenv.lib.maintainers; [ vlstill ];
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platforms = stdenv.lib.platforms.all;
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};
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}
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