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|
{
lib,
stdenv,
fetchFromGitHub,
buildPackages,
darwin,
ld64,
llvm,
memstreamHook,
meson,
ninja,
openssl,
xar,
gitUpdater,
}:
let
# The targetPrefix is prepended to binary names to allow multiple binuntils on the PATH to both be usable.
targetPrefix = lib.optionalString (
stdenv.targetPlatform != stdenv.hostPlatform
) "${stdenv.targetPlatform.config}-";
# First version with all the required files
xnu = fetchFromGitHub {
name = "xnu-src";
owner = "apple-oss-distributions";
repo = "xnu";
rev = "xnu-7195.50.7.100.1";
hash = "sha256-uHmAOm6k9ZXWfyqHiDSpm+tZqUbERlr6rXSJ4xNACkM=";
};
in
stdenv.mkDerivation (finalAttrs: {
pname = "${targetPrefix}cctools";
version = "1010.6";
outputs = [
"out"
"dev"
"man"
"gas"
];
src = fetchFromGitHub {
owner = "apple-oss-distributions";
repo = "cctools";
rev = "cctools-${finalAttrs.version}";
hash = "sha256-JiKCP6U+xxR4mk4TXWv/mEo9Idg+QQqUYmB/EeRksCE=";
};
xcodeHash = "sha256-5RBbGrz1UKV0wt2Uk7RIHdfgWH8sgw/jy7hfTVrtVuM=";
postUnpack = ''
unpackFile '${xnu}'
# Verify that the Xcode project has not changed unexpectedly.
hashType=$(echo $xcodeHash | cut -d- -f1)
expectedHash=$(echo $xcodeHash | cut -d- -f2)
hash=$(openssl "$hashType" -binary "$sourceRoot/cctools.xcodeproj/project.pbxproj" | base64)
if [ "$hash" != "$expectedHash" ]; then
echo 'error: hash mismatch in cctools.xcodeproj/project.pbxproj'
echo " specified: $xcodeHash"
echo " got: $hashType-$hash"
echo
echo 'Upstream Xcode project has changed. Update `meson.build` with any changes, then update `xcodeHash`.'
echo 'Use `nix-hash --flat --sri --type sha256 cctools.xcodeproj/project.pbxproj` to regenerate it.'
exit 1
fi
'';
patches = [
# Fix compile errors in redo_prebinding.c
./0001-Fix-build-issues-with-misc-redo_prebinding.c.patch
# Use libcd_is_blob_a_linker_signature as defined in the libcodedirectory.h header
./0002-Rely-on-libcd_is_blob_a_linker_signature.patch
# cctools uses availability checks for `utimensat`, but it checks the wrong version.
# Also, provide a definition to avoid implicit function definition errors.
./0003-Fix-utimensat-compatability-with-the-10.12-SDK.patch
# Use the nixpkgs clang’s path as the prefix.
./0004-Use-nixpkgs-clang-with-the-assembler-driver.patch
# Make sure cctools can find ld64 in the store
./0005-Find-ld64-in-the-store.patch
# `ranlib` is a symlink to `libtool`. Make sure its detection works when it is used in cross-compilation.
./0006-Support-target-prefixes-in-ranlib-detection.patch
];
postPatch = ''
substitute ${./meson.build} meson.build \
--subst-var version
cp ${./meson.options} meson.options
# Make sure as’s clang driver uses clang from nixpkgs and finds the drivers in the store.
substituteInPlace as/driver.c \
--subst-var-by clang-unwrapped '${lib.getBin buildPackages.clang.cc}' \
--subst-var-by gas '${placeholder "gas"}'
# Need to set the path to make sure cctools can find ld64 in the store.
substituteInPlace libstuff/execute.c \
--subst-var-by ld64_path '${lib.getBin ld64}/bin/ld'
# Set the target prefix for `ranlib`
substituteInPlace misc/libtool.c \
--subst-var-by targetPrefix '${targetPrefix}'
# The version of this file distributed with cctools defines several CPU types missing from the 10.12 SDK.
ln -s machine-cctools.h include/mach/machine.h
# Use libxar from nixpkgs
for cctool_src in misc/nm.c otool/print_bitcode.c; do
substituteInPlace $cctool_src \
--replace-fail 'makestr(prefix, "../lib/libxar.dylib", NULL)' '"${lib.getLib xar}/lib/libxar.dylib"' \
--replace-fail '/usr/lib/libxar.dylib' '${lib.getLib xar}/lib/libxar.dylib'
done
# Use libLTO.dylib from nixpkgs LLVM
substituteInPlace libstuff/llvm.c \
--replace-fail 'getenv("LIBLTO_PATH")' '"${lib.getLib llvm}/lib/libLTO.dylib"'
cp ../xnu-src/EXTERNAL_HEADERS/mach-o/fixup-chains.h include/mach-o/fixup-chains.h
'';
strictDeps = true;
nativeBuildInputs = [
meson
ninja
openssl
];
buildInputs =
[
ld64
llvm
]
++ lib.optionals stdenv.hostPlatform.isDarwin [ darwin.objc4 ]
++ lib.optionals (stdenv.hostPlatform.isDarwin && stdenv.hostPlatform.isx86_64) [ memstreamHook ];
mesonBuildType = "release";
mesonFlags = [
(lib.mesonOption "b_ndebug" "if-release")
] ++ lib.optionals (targetPrefix != "") [ (lib.mesonOption "target_prefix" targetPrefix) ];
postInstall = ''
ln -s ${targetPrefix}libtool "$out/bin/${targetPrefix}ranlib"
ln -s nm-classic.1 "''${!outputMan}/share/man/man1/nm.1"
ln -s otool-classic.1 "''${!outputMan}/share/man/man1/otool.1"
ln -s size-classic.1 "''${!outputMan}/share/man/man1/size.1"
# Move GNU as to its own output to prevent it from being used accidentally.
moveToOutput bin/gas "$gas"
moveToOutput libexec "$gas"
for arch in arm i386 x86_64; do
mv "$gas/libexec/as/$arch/as-$arch" "$gas/libexec/as/$arch/as"
done
'';
__structuredAttrs = true;
passthru = {
inherit targetPrefix;
updateScript = gitUpdater { rev-prefix = "cctools-"; };
};
meta = {
description = "The classic linker for Darwin";
homepage = "https://opensource.apple.com/releases/";
license = with lib.licenses; [
apple-psl20
gpl2 # GNU as
];
maintainers = with lib.maintainers; [ reckenrode ];
platforms = lib.platforms.darwin;
};
})
|
