{ lib, stdenv , fetchurl, perl, gcc , ncurses5 , ncurses6, gmp, libiconv, numactl, libffi , llvmPackages , coreutils , targetPackages # minimal = true; will remove files that aren't strictly necessary for # regular builds and GHC bootstrapping. # This is "useful" for staying within hydra's output limits for at least the # aarch64-linux architecture. , minimal ? false }: # Prebuilt only does native assert stdenv.targetPlatform == stdenv.hostPlatform; let downloadsUrl = "https://downloads.haskell.org/ghc"; # Copy sha256 from https://downloads.haskell.org/~ghc/9.2.4/SHA256SUMS version = "9.2.4"; # Information about available bindists that we use in the build. # # # Bindist library checking # # The field `archSpecificLibraries` also provides a way for us get notified # early when the upstream bindist changes its dependencies (e.g. because a # newer Debian version is used that uses a new `ncurses` version). # # Usage: # # * You can find the `fileToCheckFor` of libraries by running `readelf -d` # on the compiler binary (`exePathForLibraryCheck`). # * To skip library checking for an architecture, # set `exePathForLibraryCheck = null`. # * To skip file checking for a specific arch specfic library, # set `fileToCheckFor = null`. ghcBinDists = { # Binary distributions for the default libc (e.g. glibc, or libSystem on Darwin) # nixpkgs uses for the respective system. defaultLibc = { i686-linux = { variantSuffix = ""; src = { url = "${downloadsUrl}/${version}/ghc-${version}-i386-deb9-linux.tar.xz"; sha256 = "5dc1eb9c65f01b1e5c5693af72af07a4e9e75c6920e620fd598daeefa804487a"; }; exePathForLibraryCheck = "ghc/stage2/build/tmp/ghc-stage2"; archSpecificLibraries = [ { nixPackage = gmp; fileToCheckFor = null; } # The i686-linux bindist provided by GHC HQ is currently built on Debian 9, # which link it against `libtinfo.so.5` (ncurses 5). # Other bindists are linked `libtinfo.so.6` (ncurses 6). { nixPackage = ncurses5; fileToCheckFor = "libtinfo.so.5"; } ]; }; x86_64-linux = { variantSuffix = ""; src = { url = "${downloadsUrl}/${version}/ghc-${version}-x86_64-deb10-linux.tar.xz"; sha256 = "a77a91a39d9b0167124b7e97648b2b52973ae0978cb259e0d44f0752a75037cb"; }; exePathForLibraryCheck = "ghc/stage2/build/tmp/ghc-stage2"; archSpecificLibraries = [ { nixPackage = gmp; fileToCheckFor = null; } { nixPackage = ncurses6; fileToCheckFor = "libtinfo.so.6"; } ]; }; aarch64-linux = { variantSuffix = ""; src = { url = "${downloadsUrl}/${version}/ghc-${version}-aarch64-deb10-linux.tar.xz"; sha256 = "fc7dbc6bae36ea5ac30b7e9a263b7e5be3b45b0eb3e893ad0bc2c950a61f14ec"; }; exePathForLibraryCheck = "ghc/stage2/build/tmp/ghc-stage2"; archSpecificLibraries = [ { nixPackage = gmp; fileToCheckFor = null; } { nixPackage = ncurses6; fileToCheckFor = "libtinfo.so.6"; } { nixPackage = numactl; fileToCheckFor = null; } ]; }; x86_64-darwin = { variantSuffix = ""; src = { url = "${downloadsUrl}/${version}/ghc-${version}-x86_64-apple-darwin.tar.xz"; sha256 = "f2e8366fd3754dd9388510792aba2d2abecb1c2f7f1e5555f6065c3c5e2ffec4"; }; exePathForLibraryCheck = null; # we don't have a library check for darwin yet archSpecificLibraries = [ { nixPackage = gmp; fileToCheckFor = null; } { nixPackage = ncurses6; fileToCheckFor = null; } { nixPackage = libiconv; fileToCheckFor = null; } ]; isHadrian = true; }; aarch64-darwin = { variantSuffix = ""; src = { url = "${downloadsUrl}/${version}/ghc-${version}-aarch64-apple-darwin.tar.xz"; sha256 = "8cf8408544a1a43adf1bbbb0dd6b074efadffc68bfa1a792947c52e825171224"; }; exePathForLibraryCheck = null; # we don't have a library check for darwin yet archSpecificLibraries = [ { nixPackage = gmp; fileToCheckFor = null; } { nixPackage = ncurses6; fileToCheckFor = null; } { nixPackage = libiconv; fileToCheckFor = null; } ]; isHadrian = true; }; }; # Binary distributions for the musl libc for the respective system. musl = { x86_64-linux = { variantSuffix = "-musl"; src = { url = "${downloadsUrl}/${version}/ghc-${version}-x86_64-alpine3.12-linux-gmp.tar.xz"; sha256 = "026348947d30a156b84de5d6afeaa48fdcb2795b47954cd8341db00d3263a481"; }; isStatic = true; isHadrian = true; # We can't check the RPATH for statically linked executable exePathForLibraryCheck = null; archSpecificLibraries = [ { nixPackage = gmp.override { withStatic = true; }; fileToCheckFor = null; } ]; }; }; }; distSetName = if stdenv.hostPlatform.isMusl then "musl" else "defaultLibc"; binDistUsed = ghcBinDists.${distSetName}.${stdenv.hostPlatform.system} or (throw "cannot bootstrap GHC on this platform ('${stdenv.hostPlatform.system}' with libc '${distSetName}')"); gmpUsed = (builtins.head ( builtins.filter ( drv: lib.hasPrefix "gmp" (drv.nixPackage.name or "") ) binDistUsed.archSpecificLibraries )).nixPackage; # GHC has other native backends (like PowerPC), but here only the ones # we ship bindists for matter. useLLVM = !(stdenv.targetPlatform.isx86 || (stdenv.targetPlatform.isAarch64 && stdenv.targetPlatform.isDarwin)); libPath = lib.makeLibraryPath ( # Add arch-specific libraries. map ({ nixPackage, ... }: nixPackage) binDistUsed.archSpecificLibraries ); libEnvVar = lib.optionalString stdenv.hostPlatform.isDarwin "DY" + "LD_LIBRARY_PATH"; runtimeDeps = [ targetPackages.stdenv.cc targetPackages.stdenv.cc.bintools coreutils # for cat ] ++ lib.optionals useLLVM [ (lib.getBin llvmPackages.llvm) ] # On darwin, we need unwrapped bintools as well (for otool) ++ lib.optionals (stdenv.targetPlatform.linker == "cctools") [ targetPackages.stdenv.cc.bintools.bintools ]; in stdenv.mkDerivation rec { inherit version; pname = "ghc-binary${binDistUsed.variantSuffix}"; src = fetchurl binDistUsed.src; nativeBuildInputs = [ perl ]; # Set LD_LIBRARY_PATH or equivalent so that the programs running as part # of the bindist installer can find the libraries they expect. # Cannot patchelf beforehand due to relative RPATHs that anticipate # the final install location. ${libEnvVar} = libPath; postUnpack = # Verify our assumptions of which `libtinfo.so` (ncurses) version is used, # so that we know when ghc bindists upgrade that and we need to update the # version used in `libPath`. lib.optionalString (binDistUsed.exePathForLibraryCheck != null) # Note the `*` glob because some GHCs have a suffix when unpacked, e.g. # the musl bindist has dir `ghc-VERSION-x86_64-unknown-linux/`. # As a result, don't shell-quote this glob when splicing the string. (let buildExeGlob = ''ghc-${version}*/"${binDistUsed.exePathForLibraryCheck}"''; in lib.concatStringsSep "\n" [ ('' shopt -u nullglob echo "Checking that ghc binary exists in bindist at ${buildExeGlob}" if ! test -e ${buildExeGlob}; then echo >&2 "GHC binary ${binDistUsed.exePathForLibraryCheck} could not be found in the bindist build directory (at ${buildExeGlob}) for arch ${stdenv.hostPlatform.system}, please check that ghcBinDists correctly reflect the bindist dependencies!"; exit 1; fi '') (lib.concatMapStringsSep "\n" ({ fileToCheckFor, nixPackage }: lib.optionalString (fileToCheckFor != null) '' echo "Checking bindist for ${fileToCheckFor} to ensure that is still used" if ! readelf -d ${buildExeGlob} | grep "${fileToCheckFor}"; then echo >&2 "File ${fileToCheckFor} could not be found in ${binDistUsed.exePathForLibraryCheck} for arch ${stdenv.hostPlatform.system}, please check that ghcBinDists correctly reflect the bindist dependencies!"; exit 1; fi echo "Checking that the nix package ${nixPackage} contains ${fileToCheckFor}" if ! test -e "${lib.getLib nixPackage}/lib/${fileToCheckFor}"; then echo >&2 "Nix package ${nixPackage} did not contain ${fileToCheckFor} for arch ${stdenv.hostPlatform.system}, please check that ghcBinDists correctly reflect the bindist dependencies!"; exit 1; fi '' ) binDistUsed.archSpecificLibraries ) ]) # GHC has dtrace probes, which causes ld to try to open /usr/lib/libdtrace.dylib # during linking + lib.optionalString stdenv.isDarwin '' export NIX_LDFLAGS+=" -no_dtrace_dof" # not enough room in the object files for the full path to libiconv :( for exe in $(find . -type f -executable); do isScript $exe && continue ln -fs ${libiconv}/lib/libiconv.dylib $(dirname $exe)/libiconv.dylib install_name_tool -change /usr/lib/libiconv.2.dylib @executable_path/libiconv.dylib -change /usr/local/lib/gcc/6/libgcc_s.1.dylib ${gcc.cc.lib}/lib/libgcc_s.1.dylib $exe done '' + # Some scripts used during the build need to have their shebangs patched '' patchShebangs ghc-${version}/utils/ patchShebangs ghc-${version}/configure test -d ghc-${version}/inplace/bin && \ patchShebangs ghc-${version}/inplace/bin '' + # We have to patch the GMP paths for the integer-gmp package. '' find . -name ghc-bignum.buildinfo \ -exec sed -i "s@extra-lib-dirs: @extra-lib-dirs: ${lib.getLib gmpUsed}/lib@" {} \; # we need to modify the package db directly for hadrian bindists find . -name 'ghc-bignum*.conf' \ -exec sed -e '/^[a-z-]*library-dirs/a \ ${lib.getLib gmpUsed}/lib' -i {} \; '' + lib.optionalString stdenv.isDarwin '' # we need to modify the package db directly for hadrian bindists # (all darwin bindists are hadrian-based for 9.2.2) find . -name 'base*.conf' \ -exec sed -e '/^[a-z-]*library-dirs/a \ ${lib.getLib libiconv}/lib' -i {} \; # To link RTS in the end we also need libffi now find . -name 'rts*.conf' \ -exec sed -e '/^[a-z-]*library-dirs/a \ ${lib.getLib libffi}/lib' \ -e 's@/Library/Developer/.*/usr/include/ffi@${lib.getDev libffi}/include@' \ -i {} \; '' + # aarch64 does HAVE_NUMA so -lnuma requires it in library-dirs in rts/package.conf.in # FFI_LIB_DIR is a good indication of places it must be needed. lib.optionalString (stdenv.hostPlatform.isLinux && stdenv.hostPlatform.isAarch64) '' find . -name package.conf.in \ -exec sed -i "s@FFI_LIB_DIR@FFI_LIB_DIR ${numactl.out}/lib@g" {} \; '' + # Rename needed libraries and binaries, fix interpreter lib.optionalString stdenv.isLinux '' find . -type f -executable -exec patchelf \ --interpreter ${stdenv.cc.bintools.dynamicLinker} {} \; ''; # fix for `configure: error: Your linker is affected by binutils #16177` preConfigure = lib.optionalString stdenv.targetPlatform.isAarch32 "LD=ld.gold"; configurePlatforms = [ ]; configureFlags = [ "--with-gmp-includes=${lib.getDev gmpUsed}/include" # Note `--with-gmp-libraries` does nothing for GHC bindists: # https://gitlab.haskell.org/ghc/ghc/-/merge_requests/6124 ] ++ lib.optional stdenv.isDarwin "--with-gcc=${./gcc-clang-wrapper.sh}" # From: https://github.com/NixOS/nixpkgs/pull/43369/commits ++ lib.optional stdenv.hostPlatform.isMusl "--disable-ld-override"; # No building is necessary, but calling make without flags ironically # calls install-strip ... dontBuild = true; # Patch scripts to include runtime dependencies in $PATH. postInstall = '' for i in "$out/bin/"*; do test ! -h "$i" || continue isScript "$i" || continue sed -i -e '2i export PATH="${lib.makeBinPath runtimeDeps}:$PATH"' "$i" done ''; # Apparently necessary for the ghc Alpine (musl) bindist: # When we strip, and then run the # patchelf --set-rpath "${libPath}:$(patchelf --print-rpath $p)" $p # below, running ghc (e.g. during `installCheckPhase)` gives some apparently # corrupted rpath or whatever makes the loader work on nonsensical strings: # running install tests # Error relocating /nix/store/...-ghc-8.10.2-binary/lib/ghc-8.10.5/bin/ghc: : symbol not found # Error relocating /nix/store/...-ghc-8.10.2-binary/lib/ghc-8.10.5/bin/ghc: ir6zf6c9f86pfx8sr30n2vjy-ghc-8.10.2-binary/lib/ghc-8.10.5/bin/../lib/x86_64-linux-ghc-8.10.5/libHSexceptions-0.10.4-ghc8.10.5.so: symbol not found # Error relocating /nix/store/...-ghc-8.10.2-binary/lib/ghc-8.10.5/bin/ghc: y/lib/ghc-8.10.5/bin/../lib/x86_64-linux-ghc-8.10.5/libHStemplate-haskell-2.16.0.0-ghc8.10.5.so: symbol not found # Error relocating /nix/store/...-ghc-8.10.2-binary/lib/ghc-8.10.5/bin/ghc: 8.10.5/libHStemplate-haskell-2.16.0.0-ghc8.10.5.so: symbol not found # Error relocating /nix/store/...-ghc-8.10.2-binary/lib/ghc-8.10.5/bin/ghc: �: symbol not found # Error relocating /nix/store/...-ghc-8.10.2-binary/lib/ghc-8.10.5/bin/ghc: �?: symbol not found # Error relocating /nix/store/...-ghc-8.10.2-binary/lib/ghc-8.10.5/bin/ghc: 64-linux-ghc-8.10.5/libHSexceptions-0.10.4-ghc8.10.5.so: symbol not found # This is extremely bogus and should be investigated. dontStrip = if stdenv.hostPlatform.isMusl then true else false; # `if` for explicitness # On Linux, use patchelf to modify the executables so that they can # find editline/gmp. postFixup = lib.optionalString (stdenv.isLinux && !(binDistUsed.isStatic or false)) (if stdenv.hostPlatform.isAarch64 then # Keep rpath as small as possible on aarch64 for patchelf#244. All Elfs # are 2 directories deep from $out/lib, so pooling symlinks there makes # a short rpath. '' (cd $out/lib; ln -s ${ncurses6.out}/lib/libtinfo.so.6) (cd $out/lib; ln -s ${lib.getLib gmpUsed}/lib/libgmp.so.10) (cd $out/lib; ln -s ${numactl.out}/lib/libnuma.so.1) for p in $(find "$out/lib" -type f -name "*\.so*"); do (cd $out/lib; ln -s $p) done for p in $(find "$out/lib" -type f -executable); do if isELF "$p"; then echo "Patchelfing $p" patchelf --set-rpath "\$ORIGIN:\$ORIGIN/../.." $p fi done '' else '' for p in $(find "$out" -type f -executable); do if isELF "$p"; then echo "Patchelfing $p" patchelf --set-rpath "${libPath}:$(patchelf --print-rpath $p)" $p fi done '') + lib.optionalString stdenv.isDarwin '' # not enough room in the object files for the full path to libiconv :( for exe in $(find "$out" -type f -executable); do isScript $exe && continue ln -fs ${libiconv}/lib/libiconv.dylib $(dirname $exe)/libiconv.dylib install_name_tool -change /usr/lib/libiconv.2.dylib @executable_path/libiconv.dylib -change /usr/local/lib/gcc/6/libgcc_s.1.dylib ${gcc.cc.lib}/lib/libgcc_s.1.dylib $exe done for file in $(find "$out" -name setup-config); do substituteInPlace $file --replace /usr/bin/ranlib "$(type -P ranlib)" done '' + lib.optionalString minimal '' # Remove profiling files find $out -type f -name '*.p_o' -delete find $out -type f -name '*.p_hi' -delete find $out -type f -name '*_p.a' -delete # `-f` because e.g. musl bindist does not have this file. rm -f $out/lib/ghc-*/bin/ghc-iserv-prof # Hydra will redistribute this derivation, so we have to keep the docs for # legal reasons (retaining the legal notices etc) # As a last resort we could unpack the docs separately and symlink them in. # They're in $out/share/{doc,man}. '' # Recache package db which needs to happen for Hadrian bindists # where we modify the package db before installing + '' shopt -s nullglob package_db=("$out"/lib/ghc-*/lib/package.conf.d "$out"/lib/ghc-*/package.conf.d) "$out/bin/ghc-pkg" --package-db="$package_db" recache ''; # In nixpkgs, musl based builds currently enable `pie` hardening by default # (see `defaultHardeningFlags` in `make-derivation.nix`). # But GHC cannot currently produce outputs that are ready for `-pie` linking. # Thus, disable `pie` hardening, otherwise `recompile with -fPIE` errors appear. # See: # * https://github.com/NixOS/nixpkgs/issues/129247 # * https://gitlab.haskell.org/ghc/ghc/-/issues/19580 hardeningDisable = lib.optional stdenv.targetPlatform.isMusl "pie"; doInstallCheck = true; installCheckPhase = '' # Sanity check, can ghc create executables? cd $TMP mkdir test-ghc; cd test-ghc cat > main.hs << EOF {-# LANGUAGE TemplateHaskell #-} module Main where main = putStrLn \$([|"yes"|]) EOF env -i $out/bin/ghc --make main.hs || exit 1 echo compilation ok [ $(./main) == "yes" ] ''; passthru = { targetPrefix = ""; enableShared = true; inherit llvmPackages; # Our Cabal compiler name haskellCompilerName = "ghc-${version}"; } # We duplicate binDistUsed here since we have a sensible default even if no bindist is avaible, # this makes sure that getting the `meta` attribute doesn't throw even on unsupported platforms. // lib.optionalAttrs (ghcBinDists.${distSetName}.${stdenv.hostPlatform.system}.isHadrian or false) { # Normal GHC derivations expose the hadrian derivation used to build them # here. In the case of bindists we just make sure that the attribute exists, # as it is used for checking if a GHC derivation has been built with hadrian. # The isHadrian mechanism will become obsolete with GHCs that use hadrian # exclusively, i.e. 9.6 (and 9.4?). hadrian = null; }; meta = rec { homepage = "http://haskell.org/ghc"; description = "The Glasgow Haskell Compiler"; license = lib.licenses.bsd3; # HACK: since we can't encode the libc / abi in platforms, we need # to make the platform list dependent on the evaluation platform # in order to avoid eval errors with musl which supports less # platforms than the default libcs (i. e. glibc / libSystem). # This is done for the benefit of Hydra, so `packagePlatforms` # won't return any platforms that would cause an evaluation # failure for `pkgsMusl.haskell.compiler.ghc922Binary`, as # long as the evaluator runs on a platform that supports # `pkgsMusl`. platforms = builtins.attrNames ghcBinDists.${distSetName}; maintainers = lib.teams.haskell.members; }; }