mirror of
https://github.com/NixOS/nixpkgs.git
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110c252870
LTO is disabled during bootstrap to keep the bootstrap tools small and avoid unnecessary LLVM rebuilds, but is enabled in the final stdenv stage and should be usable by normal packages.
353 lines
12 KiB
Nix
353 lines
12 KiB
Nix
{ pkgspath ? ../../.., test-pkgspath ? pkgspath, system ? builtins.currentSystem }:
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with import pkgspath { inherit system; };
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let
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llvmPackages = llvmPackages_5;
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in rec {
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coreutils_ = coreutils.override (args: {
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# We want coreutils without ACL support.
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aclSupport = false;
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# Cannot use a single binary build, or it gets dynamically linked against gmp.
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singleBinary = false;
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});
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# We want a version of cctools without LLVM, because the LTO support ends up making
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# the bootstrap tools huge and isn't really necessary for bootstrap
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cctools_ = darwin.cctools.override { llvm = null; };
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# Avoid debugging larger changes for now.
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bzip2_ = bzip2.override (args: { linkStatic = true; });
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# Avoid messing with libkrb5 and libnghttp2.
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curl_ = curl.override (args: { gssSupport = false; http2Support = false; });
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build = stdenv.mkDerivation {
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name = "stdenv-bootstrap-tools";
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buildInputs = [nukeReferences cpio];
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buildCommand = ''
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mkdir -p $out/bin $out/lib $out/lib/system
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# We're not going to bundle the actual libSystem.dylib; instead we reconstruct it on
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# the other side. See the notes in stdenv/darwin/default.nix for more information.
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# We also need the .o files for various low-level boot stuff.
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cp -d ${darwin.Libsystem}/lib/*.o $out/lib
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cp -d ${darwin.Libsystem}/lib/system/*.dylib $out/lib/system
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# Resolv is actually a link to another package, so let's copy it properly
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cp -L ${darwin.Libsystem}/lib/libresolv.9.dylib $out/lib
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cp -rL ${darwin.Libsystem}/include $out
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chmod -R u+w $out/include
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cp -rL ${darwin.ICU}/include* $out/include
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cp -rL ${libiconv}/include/* $out/include
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cp -rL ${gnugrep.pcre.dev}/include/* $out/include
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mv $out/include $out/include-Libsystem
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# Copy coreutils, bash, etc.
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cp ${coreutils_}/bin/* $out/bin
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(cd $out/bin && rm vdir dir sha*sum pinky factor pathchk runcon shuf who whoami shred users)
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cp ${bash}/bin/bash $out/bin
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cp ${findutils}/bin/find $out/bin
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cp ${findutils}/bin/xargs $out/bin
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cp -d ${diffutils}/bin/* $out/bin
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cp -d ${gnused}/bin/* $out/bin
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cp -d ${gnugrep}/bin/grep $out/bin
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cp ${gawk}/bin/gawk $out/bin
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cp -d ${gawk}/bin/awk $out/bin
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cp ${gnutar}/bin/tar $out/bin
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cp ${gzip}/bin/gzip $out/bin
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cp ${bzip2_.bin}/bin/bzip2 $out/bin
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cp -d ${gnumake}/bin/* $out/bin
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cp -d ${patch}/bin/* $out/bin
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cp -d ${xz.bin}/bin/xz $out/bin
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# This used to be in-nixpkgs, but now is in the bundle
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# because I can't be bothered to make it partially static
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cp ${curl_.bin}/bin/curl $out/bin
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cp -d ${curl_.out}/lib/libcurl*.dylib $out/lib
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cp -d ${libssh2.out}/lib/libssh*.dylib $out/lib
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cp -d ${openssl.out}/lib/*.dylib $out/lib
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cp -d ${gnugrep.pcre.out}/lib/libpcre*.dylib $out/lib
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cp -d ${lib.getLib libiconv}/lib/lib*.dylib $out/lib
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cp -d ${gettext}/lib/libintl*.dylib $out/lib
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chmod +x $out/lib/libintl*.dylib
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cp -d ${ncurses.out}/lib/libncurses*.dylib $out/lib
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cp -d ${libxml2.out}/lib/libxml2*.dylib $out/lib
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# Copy what we need of clang
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cp -d ${llvmPackages.clang-unwrapped}/bin/clang $out/bin
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cp -d ${llvmPackages.clang-unwrapped}/bin/clang++ $out/bin
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cp -d ${llvmPackages.clang-unwrapped}/bin/clang-[0-9].[0-9] $out/bin
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cp -rL ${llvmPackages.clang-unwrapped}/lib/clang $out/lib
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cp -d ${llvmPackages.libcxx}/lib/libc++*.dylib $out/lib
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cp -d ${llvmPackages.libcxxabi}/lib/libc++abi*.dylib $out/lib
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mkdir $out/include
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cp -rd ${llvmPackages.libcxx}/include/c++ $out/include
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cp -d ${darwin.ICU}/lib/libicu*.dylib $out/lib
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cp -d ${zlib.out}/lib/libz.* $out/lib
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cp -d ${gmpxx.out}/lib/libgmp*.* $out/lib
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cp -d ${xz.out}/lib/liblzma*.* $out/lib
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# Copy binutils.
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for i in as ld ar ranlib nm strip otool install_name_tool dsymutil lipo; do
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cp ${cctools_}/bin/$i $out/bin
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done
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cp -rd ${pkgs.darwin.CF}/Library $out
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chmod -R u+w $out
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nuke-refs $out/bin/*
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rpathify() {
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local libs=$(${cctools_}/bin/otool -L "$1" | tail -n +2 | grep -o "$NIX_STORE.*-\S*") || true
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for lib in $libs; do
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${cctools_}/bin/install_name_tool -change $lib "@rpath/$(basename $lib)" "$1"
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done
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}
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# Strip executables even further
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for i in $out/bin/*; do
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if test -x $i -a ! -L $i; then
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chmod +w $i
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strip $i || true
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fi
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done
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for i in $out/bin/* $out/lib/*.dylib $out/lib/clang/*/lib/darwin/*.dylib $out/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation; do
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if test -x "$i" -a ! -L "$i"; then
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echo "Adding rpath to $i"
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rpathify $i
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fi
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done
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nuke-refs $out/lib/*
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nuke-refs $out/lib/system/*
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nuke-refs $out/lib/clang/*/lib/darwin/*
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nuke-refs $out/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation
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mkdir $out/.pack
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mv $out/* $out/.pack
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mv $out/.pack $out/pack
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mkdir $out/on-server
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cp ${stdenv.shell} $out/on-server/sh
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cp ${cpio}/bin/cpio $out/on-server
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cp ${coreutils_}/bin/mkdir $out/on-server
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cp ${bzip2_.bin}/bin/bzip2 $out/on-server
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chmod u+w $out/on-server/*
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strip $out/on-server/*
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nuke-refs $out/on-server/*
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(cd $out/pack && (find | cpio -o -H newc)) | bzip2 > $out/on-server/bootstrap-tools.cpio.bz2
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'';
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allowedReferences = [];
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meta = {
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maintainers = [ stdenv.lib.maintainers.copumpkin ];
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};
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};
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dist = stdenv.mkDerivation {
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name = "stdenv-bootstrap-tools";
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buildCommand = ''
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mkdir -p $out/nix-support
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echo "file tarball ${build}/on-server/bootstrap-tools.cpio.bz2" >> $out/nix-support/hydra-build-products
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echo "file sh ${build}/on-server/sh" >> $out/nix-support/hydra-build-products
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echo "file cpio ${build}/on-server/cpio" >> $out/nix-support/hydra-build-products
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echo "file mkdir ${build}/on-server/mkdir" >> $out/nix-support/hydra-build-products
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echo "file bzip2 ${build}/on-server/bzip2" >> $out/nix-support/hydra-build-products
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'';
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};
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bootstrapFiles = {
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sh = "${build}/on-server/sh";
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bzip2 = "${build}/on-server/bzip2";
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mkdir = "${build}/on-server/mkdir";
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cpio = "${build}/on-server/cpio";
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tarball = "${build}/on-server/bootstrap-tools.cpio.bz2";
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};
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unpack = stdenv.mkDerivation (bootstrapFiles // {
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name = "unpack";
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reexportedLibrariesFile =
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../../os-specific/darwin/apple-source-releases/Libsystem/reexported_libraries;
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# This is by necessity a near-duplicate of unpack-bootstrap-tools.sh. If we refer to it directly,
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# we can't make any changes to it due to our testing stdenv depending on it. Think of this as the
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# unpack-bootstrap-tools.sh for the next round of bootstrap tools.
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# TODO: think through alternate designs, such as hosting this script as an output of the process.
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buildCommand = ''
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# Unpack the bootstrap tools tarball.
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echo Unpacking the bootstrap tools...
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$mkdir $out
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$bzip2 -d < $tarball | (cd $out && $cpio -i)
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# Set the ELF interpreter / RPATH in the bootstrap binaries.
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echo Patching the tools...
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export PATH=$out/bin
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for i in $out/bin/*; do
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if ! test -L $i; then
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echo patching $i
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install_name_tool -add_rpath $out/lib $i || true
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fi
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done
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install_name_tool \
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-id $out/lib/system/libsystem_c.dylib \
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$out/lib/system/libsystem_c.dylib
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install_name_tool \
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-id $out/lib/system/libsystem_kernel.dylib \
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$out/lib/system/libsystem_kernel.dylib
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# TODO: this logic basically duplicates similar logic in the Libsystem expression. Deduplicate them!
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libs=$(cat $reexportedLibrariesFile | grep -v '^#')
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for i in $libs; do
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if [ "$i" != "/usr/lib/system/libsystem_kernel.dylib" ] && [ "$i" != "/usr/lib/system/libsystem_c.dylib" ]; then
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args="$args -reexport_library $i"
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fi
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done
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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.B.dylib \
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-compatibility_version 1.0 \
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-current_version 1226.10.1 \
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-reexport_library $out/lib/system/libsystem_c.dylib \
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-reexport_library $out/lib/system/libsystem_kernel.dylib \
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$args
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ln -s libSystem.B.dylib $out/lib/libSystem.dylib
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for name in c dbm dl info m mx poll proc pthread rpcsvc util 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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ln -s libresolv.9.dylib $out/lib/libresolv.dylib
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for i in $out/lib/*.dylib $out/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation; do
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if test ! -L "$i" -a "$i" != "$out/lib/libSystem*.dylib"; then
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echo "Patching $i"
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id=$(otool -D "$i" | tail -n 1)
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install_name_tool -id "$(dirname $i)/$(basename $id)" $i
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libs=$(otool -L "$i" | tail -n +2 | grep -v libSystem | cat)
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if [ -n "$libs" ]; then
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install_name_tool -add_rpath $out/lib $i
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fi
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fi
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done
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ln -s bash $out/bin/sh
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ln -s bzip2 $out/bin/bunzip2
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# Provide a gunzip script.
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cat > $out/bin/gunzip <<EOF
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#!$out/bin/sh
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exec $out/bin/gzip -d "\$@"
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EOF
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chmod +x $out/bin/gunzip
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# Provide fgrep/egrep.
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echo "#! $out/bin/sh" > $out/bin/egrep
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echo "exec $out/bin/grep -E \"\$@\"" >> $out/bin/egrep
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echo "#! $out/bin/sh" > $out/bin/fgrep
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echo "exec $out/bin/grep -F \"\$@\"" >> $out/bin/fgrep
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cat >$out/bin/dsymutil << EOF
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#!$out/bin/sh
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EOF
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chmod +x $out/bin/egrep $out/bin/fgrep $out/bin/dsymutil
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'';
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allowedReferences = [ "out" ];
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});
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test = stdenv.mkDerivation {
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name = "test";
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realBuilder = "${unpack}/bin/bash";
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buildCommand = ''
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export PATH=${unpack}/bin
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ls -l
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mkdir $out
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mkdir $out/bin
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sed --version
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find --version
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diff --version
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patch --version
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make --version
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awk --version
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grep --version
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clang --version
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xz --version
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# The grep will return a nonzero exit code if there is no match, and we want to assert that we have
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# an SSL-capable curl
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curl --version | grep SSL
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${build}/on-server/sh -c 'echo Hello World'
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export flags="-idirafter ${unpack}/include-Libsystem --sysroot=${unpack} -L${unpack}/lib"
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export CPP="clang -E $flags"
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export CC="clang $flags -Wl,-rpath,${unpack}/lib -Wl,-v -Wl,-sdk_version,10.10"
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export CXX="clang++ $flags --stdlib=libc++ -lc++abi -isystem${unpack}/include/c++/v1 -Wl,-rpath,${unpack}/lib -Wl,-v -Wl,-sdk_version,10.10"
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echo '#include <stdio.h>' >> foo.c
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echo '#include <float.h>' >> foo.c
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echo '#include <limits.h>' >> foo.c
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echo 'int main() { printf("Hello World\n"); return 0; }' >> foo.c
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$CC -o $out/bin/foo foo.c
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$out/bin/foo
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echo '#include <CoreFoundation/CoreFoundation.h>' >> bar.c
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echo 'int main() { CFShow(CFSTR("Hullo")); return 0; }' >> bar.c
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$CC -F${unpack}/Library/Frameworks -framework CoreFoundation -o $out/bin/bar bar.c
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$out/bin/bar
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echo '#include <iostream>' >> bar.cc
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echo 'int main() { std::cout << "Hello World\n"; }' >> bar.cc
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$CXX -v -o $out/bin/bar bar.cc
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$out/bin/bar
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tar xvf ${hello.src}
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cd hello-*
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./configure --prefix=$out
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make
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make install
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$out/bin/hello
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'';
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};
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# The ultimate test: bootstrap a whole stdenv from the tools specified above and get a package set out of it
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test-pkgs = import test-pkgspath {
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inherit system;
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stdenvStages = args: let
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args' = args // { inherit bootstrapFiles; };
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in (import (test-pkgspath + "/pkgs/stdenv/darwin") args').stagesDarwin;
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};
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}
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