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{ stdenv, fetchFromGitHub, makeWrapper, autoconf, automake, libtool_2
, llvm, libcxx, libcxxabi, clang, libuuid
, libobjc ? null, maloader ? null, xctoolchain ? null
, hostPlatform, targetPlatform
, enableDumpNormalizedLibArgs ? false
}:
let
# The targetPrefix prepended to binary names to allow multiple binuntils on the
# PATH to both be usable.
targetPrefix = stdenv.lib.optionalString
(targetPlatform != hostPlatform)
"${targetPlatform.config}-";
in
# Non-Darwin alternatives
assert (!hostPlatform.isDarwin) -> (maloader != null && xctoolchain != null);
let
baseParams = rec {
name = "${targetPrefix}cctools-port-${version}";
version = "895";
src = fetchFromGitHub (if enableDumpNormalizedLibArgs then {
owner = "tpoechtrager";
repo = "cctools-port";
# master with https://github.com/tpoechtrager/cctools-port/pull/34
rev = "8395d4b2c3350356e2fb02f5e04f4f463c7388df";
sha256 = "10vbf1cfzx02q8chc77s84fp2kydjpx2y682mr6mrbb7sq5rwh8f";
} else {
owner = "tpoechtrager";
repo = "cctools-port";
rev = "2e569d765440b8cd6414a695637617521aa2375b"; # From branch 895-ld64-274.2
sha256 = "0l45mvyags56jfi24rawms8j2ihbc45mq7v13pkrrwppghqrdn52";
});
outputs = [ "out" "dev" ];
nativeBuildInputs = [ autoconf automake libtool_2 ];
buildInputs = [ libuuid ] ++
# Only need llvm and clang if the stdenv isn't already clang-based (TODO: just make a stdenv.cc.isClang)
stdenv.lib.optionals (!stdenv.isDarwin) [ llvm clang ] ++
stdenv.lib.optionals stdenv.isDarwin [ libcxxabi libobjc ];
patches = [
./ld-rpath-nonfinal.patch ./ld-ignore-rpath-link.patch
];
__propagatedImpureHostDeps = [
# As far as I can tell, otool from cctools is the only thing that depends on these two, and we should fix them
"/usr/lib/libobjc.A.dylib"
"/usr/lib/libobjc.dylib"
];
enableParallelBuilding = true;
# TODO(@Ericson2314): Always pass "--target" and always targetPrefix.
configurePlatforms = [ "build" "host" ] ++ stdenv.lib.optional (targetPlatform != hostPlatform) "target";
configureFlags = stdenv.lib.optionals (!stdenv.isDarwin) [
"CXXFLAGS=-I${libcxx}/include/c++/v1"
];
postPatch = ''
sed -i -e 's/addStandardLibraryDirectories = true/addStandardLibraryDirectories = false/' cctools/ld64/src/ld/Options.cpp
# FIXME: there are far more absolute path references that I don't want to fix right now
substituteInPlace cctools/configure.ac \
--replace "-isystem /usr/local/include -isystem /usr/pkg/include" "" \
--replace "-L/usr/local/lib" "" \
substituteInPlace cctools/include/Makefile \
--replace "/bin/" ""
patchShebangs tools
sed -i -e 's/which/type -P/' tools/*.sh
# Workaround for https://www.sourceware.org/bugzilla/show_bug.cgi?id=11157
cat > cctools/include/unistd.h <<EOF
#ifdef __block
# undef __block
# include_next "unistd.h"
# define __block __attribute__((__blocks__(byref)))
#else
# include_next "unistd.h"
#endif
EOF
'' + stdenv.lib.optionalString (!stdenv.isDarwin) ''
sed -i -e 's|clang++|& -I${libcxx}/include/c++/v1|' cctools/autogen.sh
'';
# TODO: this builds an ld without support for LLVM's LTO. We need to teach it, but that's rather
# hairy to handle during bootstrap. Perhaps it could be optional?
preConfigure = ''
cd cctools
sh autogen.sh
'';
preInstall = ''
pushd include
make DSTROOT=$out/include RC_OS=common install
popd
'';
postInstall =
if hostPlatform.isDarwin
then ''
cat >$out/bin/dsymutil << EOF
#!${stdenv.shell}
EOF
chmod +x $out/bin/dsymutil
''
else ''
for tool in dyldinfo dwarfdump dsymutil; do
${makeWrapper}/bin/makeWrapper "${maloader}/bin/ld-mac" "$out/bin/${targetPlatform.config}-$tool" \
--add-flags "${xctoolchain}/bin/$tool"
ln -s "$out/bin/${targetPlatform.config}-$tool" "$out/bin/$tool"
done
'';
passthru = {
inherit targetPrefix;
};
meta = {
broken = !targetPlatform.isDarwin; # Only supports darwin targets
homepage = http://www.opensource.apple.com/source/cctools/;
description = "MacOS Compiler Tools (cross-platform port)";
license = stdenv.lib.licenses.apsl20;
};
};
in stdenv.mkDerivation baseParams
|