147 lines
5.5 KiB
Nix
147 lines
5.5 KiB
Nix
{ stdenv, appleDerivation, cpio, bootstrap_cmds, xnu, Libc, Libm, libdispatch, cctools, Libinfo,
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dyld, Csu, architecture, libclosure, CarbonHeaders, ncurses, CommonCrypto, copyfile,
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removefile, libresolv, Libnotify, libpthread, mDNSResponder, launchd, version }:
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appleDerivation rec {
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phases = [ "unpackPhase" "installPhase" ];
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buildInputs = [ cpio libpthread ];
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systemlibs = [ "cache"
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"commonCrypto"
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"compiler_rt"
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"copyfile"
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"corecrypto"
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"dispatch"
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"dyld"
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"keymgr"
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"kxld"
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"launch"
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"macho"
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"quarantine"
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"removefile"
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"system_asl"
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"system_blocks"
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# "system_c" # special re-export here to hide newer functions
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"system_configuration"
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"system_dnssd"
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"system_info"
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# "system_kernel" # special re-export here to hide newer functions
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"system_m"
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"system_malloc"
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"system_network"
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"system_notify"
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"system_platform"
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"system_pthread"
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"system_sandbox"
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"system_stats"
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"unc"
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"unwind"
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"xpc"
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];
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installPhase = ''
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export NIX_ENFORCE_PURITY=
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mkdir -p $out/lib $out/include
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# Set up our include directories
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(cd ${xnu}/include && find . -name '*.h' -or -name '*.defs' | cpio -pdm $out/include)
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cp ${xnu}/Library/Frameworks/Kernel.framework/Versions/A/Headers/Availability*.h $out/include
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cp ${xnu}/Library/Frameworks/Kernel.framework/Versions/A/Headers/stdarg.h $out/include
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for dep in ${Libc} ${Libm} ${Libinfo} ${dyld} ${architecture} ${libclosure} ${CarbonHeaders} \
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${libdispatch} ${ncurses} ${CommonCrypto} ${copyfile} ${removefile} ${libresolv} \
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${Libnotify} ${mDNSResponder} ${launchd}; do
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(cd $dep/include && find . -name '*.h' | cpio -pdm $out/include)
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done
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(cd ${cctools}/include/mach-o && find . -name '*.h' | cpio -pdm $out/include/mach-o)
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cat <<EOF > $out/include/TargetConditionals.h
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#ifndef __TARGETCONDITIONALS__
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#define __TARGETCONDITIONALS__
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#define TARGET_OS_MAC 1
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#define TARGET_OS_WIN32 0
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#define TARGET_OS_UNIX 0
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#define TARGET_OS_EMBEDDED 0
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#define TARGET_OS_IPHONE 0
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#define TARGET_IPHONE_SIMULATOR 0
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#define TARGET_OS_LINUX 0
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#define TARGET_CPU_PPC 0
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#define TARGET_CPU_PPC64 0
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#define TARGET_CPU_68K 0
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#define TARGET_CPU_X86 0
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#define TARGET_CPU_X86_64 1
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#define TARGET_CPU_ARM 0
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#define TARGET_CPU_MIPS 0
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#define TARGET_CPU_SPARC 0
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#define TARGET_CPU_ALPHA 0
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#define TARGET_RT_MAC_CFM 0
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#define TARGET_RT_MAC_MACHO 1
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#define TARGET_RT_LITTLE_ENDIAN 1
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#define TARGET_RT_BIG_ENDIAN 0
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#define TARGET_RT_64_BIT 1
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#endif /* __TARGETCONDITIONALS__ */
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EOF
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# The startup object files
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cp ${Csu}/lib/* $out/lib
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# selectively re-export functions from libsystem_c and libsystem_kernel
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# to provide a consistent interface across OSX verions
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mkdir -p $out/lib/system
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ld -macosx_version_min 10.7 -arch x86_64 -dylib \
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-o $out/lib/system/libsystem_c.dylib \
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/usr/lib/libSystem.dylib \
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-reexported_symbols_list ${./system_c_symbols}
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ld -macosx_version_min 10.7 -arch x86_64 -dylib \
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-o $out/lib/system/libsystem_kernel.dylib \
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/usr/lib/libSystem.dylib \
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-reexported_symbols_list ${./system_kernel_symbols}
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# Set up the actual library link
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clang -c -o CompatibilityHacks.o -Os CompatibilityHacks.c
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clang -c -o init.o -Os init.c
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ld -macosx_version_min 10.7 \
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-arch x86_64 \
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-dylib \
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-o $out/lib/libSystem.dylib \
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CompatibilityHacks.o init.o \
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-compatibility_version 1.0 \
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-current_version ${version} \
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-reexport_library $out/lib/system/libsystem_c.dylib \
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-reexport_library $out/lib/system/libsystem_kernel.dylib \
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${stdenv.lib.concatStringsSep " "
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(map (l: "-reexport_library /usr/lib/system/lib${l}.dylib") systemlibs)}
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# Set up links to pretend we work like a conventional unix (Apple's design, not mine!)
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for name in c dbm dl info m mx poll proc pthread rpcsvc gcc_s.10.4 gcc_s.10.5; do
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ln -s libSystem.dylib $out/lib/lib$name.dylib
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done
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# This probably doesn't belong here, but we want to stay similar to glibc, which includes resolv internally...
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cp ${libresolv}/lib/libresolv.9.dylib $out/lib/libresolv.9.dylib
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resolv_libSystem=$(otool -L "$out/lib/libresolv.9.dylib" | tail -n +3 | grep -o "$NIX_STORE.*-\S*") || true
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echo $libs
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chmod +w $out/lib/libresolv.9.dylib
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install_name_tool \
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-id $out/lib/libresolv.9.dylib \
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-change "$resolv_libSystem" $out/lib/libSystem.dylib \
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-delete_rpath ${libresolv}/lib \
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$out/lib/libresolv.9.dylib
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ln -s libresolv.9.dylib $out/lib/libresolv.dylib
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otool -L $out/lib/libresolv.dylib
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'';
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meta = with stdenv.lib; {
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description = "The Mac OS libc/libSystem (impure symlinks to binaries with pure headers)";
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maintainers = with maintainers; [ copumpkin gridaphobe ];
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platforms = platforms.darwin;
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license = licenses.apsl20;
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};
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}
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