nixpkgs-suyu/pkgs/os-specific/darwin/apple-source-releases/Libsystem/default.nix
Randy Eckenrode a255182f56
darwin.Libsystem: get pthread headers from darwin.libpthread
Some of the headers are symlinked to the root `include` in upstream
Libsystem, so also symlink them there from `include/pthread`.
2023-06-12 09:15:29 -04:00

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{ lib, stdenv, buildPackages, fetchzip, fetchFromGitHub
, appleDerivation', xnu, Libc, Libm, libdispatch, Libinfo
, dyld, Csu, architecture, libclosure, CarbonHeaders, ncurses, CommonCrypto
, copyfile, removefile, libresolvHeaders, libresolv, Libnotify, libmalloc, libplatform, libpthread
, mDNSResponder, launchd, libutilHeaders, hfsHeaders, darwin-stubs
, headersOnly ? false
, withLibresolv ? !headersOnly
}:
let
darling.src = fetchzip {
url = "https://github.com/darlinghq/darling/archive/d2cc5fa748003aaa70ad4180fff0a9a85dc65e9b.tar.gz";
sha256 = "11b51fw47nl505h63bgx5kqiyhf3glhp1q6jkpb6nqfislnzzkrf";
postFetch = ''
# The archive contains both `src/opendirectory` and `src/OpenDirectory`,
# pre-create the directory to choose the canonical case on
# case-insensitive filesystems.
mkdir -p $out/src/OpenDirectory
cd $out
tar -xzf $downloadedFile --strip-components=1
rm -r $out/src/libm
# If `src/opendirectory` and `src/OpenDirectory` refer to different
# things, then combine them into `src/OpenDirectory` to match the result
# on case-insensitive filesystems.
if [ "$(stat -c %i src/opendirectory)" != "$(stat -c %i src/OpenDirectory)" ]; then
mv src/opendirectory/* src/OpenDirectory/
rmdir src/opendirectory
fi
'';
};
# Libsystem needs `asl.h` from syslog. This is the version corresponding to the 10.12 SDK
# source release, but it hasnt changed in newer versions.
syslog.src = fetchFromGitHub {
owner = "apple-oss-distributions";
repo = "syslog";
rev = "syslog-349.50.5";
hash = "sha256-tXLW/TNsluhO1X9Rv3FANyzyOe5TE/hZz0gVo7JGvHA=";
};
in
appleDerivation' stdenv {
dontBuild = true;
dontFixup = true;
installPhase = ''
export NIX_ENFORCE_PURITY=
mkdir -p $out/lib $out/include
function copyHierarchy () {
mkdir -p $1
while read f; do
mkdir -p $1/$(dirname $f)
cp --parents -pn $f $1
done
}
# Set up our include directories
(cd ${xnu}/include && find . -name '*.h' -or -name '*.defs' | copyHierarchy $out/include)
cp ${xnu}/Library/Frameworks/Kernel.framework/Versions/A/Headers/Availability*.h $out/include
cp ${xnu}/Library/Frameworks/Kernel.framework/Versions/A/Headers/stdarg.h $out/include
for dep in ${Libc} ${Libm} ${Libinfo} ${dyld} ${architecture} \
${libclosure} ${CarbonHeaders} ${libdispatch} ${ncurses.dev} \
${CommonCrypto} ${copyfile} ${removefile} ${libresolvHeaders} \
${Libnotify} ${libplatform} ${mDNSResponder} ${launchd} \
${libutilHeaders} ${libmalloc} ${libpthread} ${hfsHeaders}; do
(cd $dep/include && find . -name '*.h' | copyHierarchy $out/include)
done
(cd ${buildPackages.darwin.cctools.dev}/include/mach-o && find . -name '*.h' | copyHierarchy $out/include/mach-o)
for header in pthread.h pthread_impl.h pthread_spis.h sched.h; do
ln -s "$out/include/pthread/$header" "$out/include/$header"
done
# Copy `asl.h` from the syslog sources since it is no longer provided as part of Libc.
cp ${syslog.src}/libsystem_asl.tproj/include/asl.h $out/include
mkdir -p $out/include/os
cp ${darling.src}/src/libc/os/activity.h $out/include/os
cp ${darling.src}/src/libc/os/log.h $out/include/os
cp ${darling.src}/src/duct/include/os/trace.h $out/include/os
cat <<EOF > $out/include/os/availability.h
#ifndef __OS_AVAILABILITY__
#define __OS_AVAILABILITY__
#include <AvailabilityInternal.h>
#if defined(__has_feature) && defined(__has_attribute) && __has_attribute(availability)
#define API_AVAILABLE(...) __API_AVAILABLE_GET_MACRO(__VA_ARGS__, __API_AVAILABLE4, __API_AVAILABLE3, __API_AVAILABLE2, __API_AVAILABLE1)(__VA_ARGS__)
#define API_DEPRECATED(...) __API_DEPRECATED_MSG_GET_MACRO(__VA_ARGS__, __API_DEPRECATED_MSG5, __API_DEPRECATED_MSG4, __API_DEPRECATED_MSG3, __API_DEPRECATED_MSG2, __API_DEPRECATED_MSG1)(__VA_ARGS__)
#define API_DEPRECATED_WITH_REPLACEMENT(...) __API_DEPRECATED_REP_GET_MACRO(__VA_ARGS__, __API_DEPRECATED_REP5, __API_DEPRECATED_REP4, __API_DEPRECATED_REP3, __API_DEPRECATED_REP2, __API_DEPRECATED_REP1)(__VA_ARGS__)
#define API_UNAVAILABLE(...) __API_UNAVAILABLE_GET_MACRO(__VA_ARGS__, __API_UNAVAILABLE3, __API_UNAVAILABLE2, __API_UNAVAILABLE1)(__VA_ARGS__)
#else
#define API_AVAILABLE(...)
#define API_DEPRECATED(...)
#define API_DEPRECATED_WITH_REPLACEMENT(...)
#define API_UNAVAILABLE(...)
#endif
#endif
EOF
cat <<EOF > $out/include/TargetConditionals.h
#ifndef __TARGETCONDITIONALS__
#define __TARGETCONDITIONALS__
#define TARGET_OS_MAC 1
#define TARGET_OS_WIN32 0
#define TARGET_OS_UNIX 0
#define TARGET_OS_OSX 1
#define TARGET_OS_IPHONE 0
#define TARGET_OS_IOS 0
#define TARGET_OS_WATCH 0
#define TARGET_OS_BRIDGE 0
#define TARGET_OS_TV 0
#define TARGET_OS_SIMULATOR 0
#define TARGET_OS_EMBEDDED 0
#define TARGET_OS_EMBEDDED_OTHER 0 /* Used in configd */
#define TARGET_IPHONE_SIMULATOR TARGET_OS_SIMULATOR /* deprecated */
#define TARGET_OS_NANO TARGET_OS_WATCH /* deprecated */
#define TARGET_OS_LINUX 0
#define TARGET_CPU_PPC 0
#define TARGET_CPU_PPC64 0
#define TARGET_CPU_68K 0
#define TARGET_CPU_X86 0
#define TARGET_CPU_X86_64 1
#define TARGET_CPU_ARM 0
#define TARGET_CPU_ARM64 0
#define TARGET_CPU_MIPS 0
#define TARGET_CPU_SPARC 0
#define TARGET_CPU_ALPHA 0
#define TARGET_RT_MAC_CFM 0
#define TARGET_RT_MAC_MACHO 1
#define TARGET_RT_LITTLE_ENDIAN 1
#define TARGET_RT_BIG_ENDIAN 0
#define TARGET_RT_64_BIT 1
#endif /* __TARGETCONDITIONALS__ */
EOF
'' + lib.optionalString (!headersOnly) ''
# The startup object files
cp ${Csu}/lib/* $out/lib
cp -vr \
${darwin-stubs}/usr/lib/libSystem.B.tbd \
${darwin-stubs}/usr/lib/system \
$out/lib
substituteInPlace $out/lib/libSystem.B.tbd \
--replace "/usr/lib/system/" "$out/lib/system/"
ln -s libSystem.B.tbd $out/lib/libSystem.tbd
# Set up links to pretend we work like a conventional unix (Apple's design, not mine!)
for name in c dbm dl info m mx poll proc pthread rpcsvc util gcc_s.10.4 gcc_s.10.5; do
ln -s libSystem.tbd $out/lib/lib$name.tbd
done
'' + lib.optionalString withLibresolv ''
# This probably doesn't belong here, but we want to stay similar to glibc, which includes resolv internally...
cp ${libresolv}/lib/libresolv.9.dylib $out/lib/libresolv.9.dylib
resolv_libSystem=$(${stdenv.cc.bintools.targetPrefix}otool -L "$out/lib/libresolv.9.dylib" | tail -n +3 | grep -o "$NIX_STORE.*-\S*") || true
echo $libs
chmod +w $out/lib/libresolv.9.dylib
${stdenv.cc.bintools.targetPrefix}install_name_tool \
-id $out/lib/libresolv.9.dylib \
-change "$resolv_libSystem" /usr/lib/libSystem.dylib \
$out/lib/libresolv.9.dylib
ln -s libresolv.9.dylib $out/lib/libresolv.dylib
'';
appleHeaders = builtins.readFile ./headers.txt;
meta = with lib; {
description = "The Mac OS libc/libSystem (tapi library with pure headers)";
maintainers = with maintainers; [ copumpkin gridaphobe ];
platforms = platforms.darwin;
license = licenses.apsl20;
};
}