nixpkgs/pkgs/os-specific/darwin/cctools/port.nix
2019-02-18 20:45:35 -05:00

131 lines
4.5 KiB
Nix

{ stdenv, fetchFromGitHub, autoconf, automake, libtool_2, autoreconfHook
, libcxxabi, libuuid, llvm
, libobjc ? null, maloader ? null
, enableDumpNormalizedLibArgs ? false
}:
let
# We need to use an old version of cctools-port to support linking TBD files
# in the iOS SDK. Note that this only provides support for SDK versions up to
# 10.x. For 11.0 and higher we will need to upgrade to a newer cctools than the
# default version here, which can support the new TBD format via Apple's
# libtapi.
useOld = stdenv.targetPlatform.isiOS;
# The targetPrefix prepended to binary names to allow multiple binuntils on the
# PATH to both be usable.
targetPrefix = stdenv.lib.optionalString
(stdenv.targetPlatform != stdenv.hostPlatform)
"${stdenv.targetPlatform.config}-";
in
# Non-Darwin alternatives
assert (!stdenv.hostPlatform.isDarwin) -> maloader != null;
assert enableDumpNormalizedLibArgs -> (!useOld);
let
baseParams = rec {
name = "${targetPrefix}cctools-port-${version}";
version = if useOld then "886" else "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 if useOld then {
owner = "tpoechtrager";
repo = "cctools-port";
rev = "02f0b8ecd87a3951653d838a321ae744815e21a5";
sha256 = "0bzyabzr5dvbxglr74d0kbrk2ij5x7s5qcamqi1v546q1had1wz1";
} else {
owner = "tpoechtrager";
repo = "cctools-port";
rev = "2e569d765440b8cd6414a695637617521aa2375b"; # From branch 895-ld64-274.2
sha256 = "0l45mvyags56jfi24rawms8j2ihbc45mq7v13pkrrwppghqrdn52";
});
outputs = [ "out" "dev" ];
nativeBuildInputs = [ autoconf automake libtool_2 autoreconfHook ];
buildInputs = [ libuuid ]
++ stdenv.lib.optionals stdenv.isDarwin [ libcxxabi libobjc ];
patches = [
./ld-rpath-nonfinal.patch ./ld-ignore-rpath-link.patch
] ++ stdenv.lib.optionals useOld [
# See https://github.com/tpoechtrager/cctools-port/issues/24. Remove when that's fixed.
./undo-unknown-triple.patch
./ld-tbd-v2.patch
./support-ios.patch
];
__propagatedImpureHostDeps = stdenv.lib.optionals (!useOld) [
# 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 (stdenv.targetPlatform != stdenv.hostPlatform) "target";
configureFlags = [ "--disable-clang-as" ];
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
cd cctools
'';
# 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 = ''
sh autogen.sh
'';
preInstall = ''
pushd include
make DSTROOT=$out/include RC_OS=common install
popd
'';
passthru = {
inherit targetPrefix;
};
meta = {
broken = !stdenv.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;
maintainers = with stdenv.lib.maintainers; [ matthewbauer ];
};
};
in stdenv.mkDerivation baseParams