a9646b39cf
This matters for `callCabal2nix`, when the cabal file has something like `if impl(ghc >= 7.7)`
204 lines
8 KiB
Nix
204 lines
8 KiB
Nix
{ stdenv, targetPackages
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, buildPlatform, hostPlatform, targetPlatform
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# build-tools
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, bootPkgs, alex, happy, hscolour
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, autoconf, autoreconfHook, automake, coreutils, fetchurl, fetchpatch, perl, python3, sphinx
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, libffi, libiconv ? null, ncurses
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, useLLVM ? !targetPlatform.isx86
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, # LLVM is conceptually a run-time-only depedendency, but for
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# non-x86, we need LLVM to bootstrap later stages, so it becomes a
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# build-time dependency too.
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buildLlvmPackages, llvmPackages
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, # If enabled, GHC will be built with the GPL-free but slower integer-simple
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# library instead of the faster but GPLed integer-gmp library.
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enableIntegerSimple ? false, gmp ? null
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, # If enabled, use -fPIC when compiling static libs.
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enableRelocatedStaticLibs ? targetPlatform != hostPlatform
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, # Whether to build dynamic libs for the standard library (on the target
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# platform). Static libs are always built.
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enableShared ?
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!(targetPlatform.isDarwin
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# On iOS, dynamic linking is not supported
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&& (targetPlatform.isAarch64 || targetPlatform.isArm))
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, # Whether to backport https://phabricator.haskell.org/D4388 for
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# deterministic profiling symbol names, at the cost of a slightly
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# non-standard GHC API
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deterministicProfiling ? false
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}:
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assert !enableIntegerSimple -> gmp != null;
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let
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inherit (bootPkgs) ghc;
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# TODO(@Ericson2314) Make unconditional
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targetPrefix = stdenv.lib.optionalString
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(targetPlatform != hostPlatform)
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"${targetPlatform.config}-";
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buildMK = ''
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DYNAMIC_GHC_PROGRAMS = ${if enableShared then "YES" else "NO"}
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'' + stdenv.lib.optionalString enableIntegerSimple ''
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INTEGER_LIBRARY = integer-simple
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'' + stdenv.lib.optionalString (targetPlatform != hostPlatform) ''
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BuildFlavour = perf-cross
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Stage1Only = YES
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HADDOCK_DOCS = NO
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BUILD_SPHINX_HTML = NO
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BUILD_SPHINX_PDF = NO
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'' + stdenv.lib.optionalString enableRelocatedStaticLibs ''
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GhcLibHcOpts += -fPIC
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GhcRtsHcOpts += -fPIC
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'';
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# Splicer will pull out correct variations
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libDeps = platform: [ ncurses ]
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++ stdenv.lib.optional (!enableIntegerSimple) gmp
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++ stdenv.lib.optional (platform.libc != "glibc") libiconv;
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toolsForTarget =
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if hostPlatform == buildPlatform then
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[ targetPackages.stdenv.cc ] ++ stdenv.lib.optional useLLVM llvmPackages.llvm
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else assert targetPlatform == hostPlatform; # build != host == target
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[ stdenv.cc ] ++ stdenv.lib.optional useLLVM buildLlvmPackages.llvm;
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targetCC = builtins.head toolsForTarget;
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in
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stdenv.mkDerivation rec {
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version = "8.2.2";
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name = "${targetPrefix}ghc-${version}";
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src = fetchurl {
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url = "https://downloads.haskell.org/~ghc/${version}/ghc-${version}-src.tar.xz";
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sha256 = "1z05vkpaj54xdypmaml50hgsdpw29dhbs2r7magx0cm199iw73mv";
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};
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enableParallelBuilding = true;
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outputs = [ "out" "doc" ];
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patches = [
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(fetchpatch { # Fix STRIP to be substituted from configure
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url = "https://git.haskell.org/ghc.git/commitdiff_plain/2fc8ce5f0c8c81771c26266ac0b150ca9b75c5f3";
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sha256 = "03253ci40np1v6k0wmi4aypj3nmj3rdyvb1k6rwqipb30nfc719f";
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})
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] ++ stdenv.lib.optional deterministicProfiling
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(fetchpatch { # Backport of https://phabricator.haskell.org/D4388 for more determinism
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url = "https://github.com/shlevy/ghc/commit/fec1b8d3555c447c0d8da0e96b659be67c8bb4bc.patch";
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sha256 = "1lyysz6hfd1njcigpm8xppbnkadqfs0kvrp7s8vqgb38pjswj5hg";
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});
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postPatch = "patchShebangs .";
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# GHC is a bit confused on its cross terminology.
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preConfigure = ''
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for env in $(env | grep '^TARGET_' | sed -E 's|\+?=.*||'); do
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export "''${env#TARGET_}=''${!env}"
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done
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# GHC is a bit confused on its cross terminology, as these would normally be
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# the *host* tools.
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export CC="${targetCC}/bin/${targetCC.targetPrefix}cc"
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export CXX="${targetCC}/bin/${targetCC.targetPrefix}cxx"
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# Use gold to work around https://sourceware.org/bugzilla/show_bug.cgi?id=16177
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export LD="${targetCC.bintools}/bin/${targetCC.bintools.targetPrefix}ld${stdenv.lib.optionalString targetPlatform.isArm ".gold"}"
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export AS="${targetCC.bintools.bintools}/bin/${targetCC.bintools.targetPrefix}as"
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export AR="${targetCC.bintools.bintools}/bin/${targetCC.bintools.targetPrefix}ar"
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export NM="${targetCC.bintools.bintools}/bin/${targetCC.bintools.targetPrefix}nm"
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export RANLIB="${targetCC.bintools.bintools}/bin/${targetCC.bintools.targetPrefix}ranlib"
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export READELF="${targetCC.bintools.bintools}/bin/${targetCC.bintools.targetPrefix}readelf"
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export STRIP="${targetCC.bintools.bintools}/bin/${targetCC.bintools.targetPrefix}strip"
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echo -n "${buildMK}" > mk/build.mk
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sed -i -e 's|-isysroot /Developer/SDKs/MacOSX10.5.sdk||' configure
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'' + stdenv.lib.optionalString (!stdenv.isDarwin) ''
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export NIX_LDFLAGS+=" -rpath $out/lib/ghc-${version}"
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'' + stdenv.lib.optionalString stdenv.isDarwin ''
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export NIX_LDFLAGS+=" -no_dtrace_dof"
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'';
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# TODO(@Ericson2314): Always pass "--target" and always prefix.
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configurePlatforms = [ "build" "host" ]
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++ stdenv.lib.optional (targetPlatform != hostPlatform) "target";
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# `--with` flags for libraries needed for RTS linker
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configureFlags = [
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"--datadir=$doc/share/doc/ghc"
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"--with-curses-includes=${ncurses.dev}/include" "--with-curses-libraries=${ncurses.out}/lib"
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] ++ stdenv.lib.optional (targetPlatform == hostPlatform && ! enableIntegerSimple) [
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"--with-gmp-includes=${gmp.dev}/include" "--with-gmp-libraries=${gmp.out}/lib"
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] ++ stdenv.lib.optional (targetPlatform == hostPlatform && hostPlatform.libc != "glibc") [
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"--with-iconv-includes=${libiconv}/include" "--with-iconv-libraries=${libiconv}/lib"
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] ++ stdenv.lib.optionals (targetPlatform != hostPlatform) [
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"--enable-bootstrap-with-devel-snapshot"
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] ++ stdenv.lib.optionals (targetPlatform.isArm) [
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"CFLAGS=-fuse-ld=gold"
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"CONF_GCC_LINKER_OPTS_STAGE1=-fuse-ld=gold"
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"CONF_GCC_LINKER_OPTS_STAGE2=-fuse-ld=gold"
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] ++ stdenv.lib.optionals (targetPlatform.isDarwin && targetPlatform.isAarch64) [
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# fix for iOS: https://www.reddit.com/r/haskell/comments/4ttdz1/building_an_osxi386_to_iosarm64_cross_compiler/d5qvd67/
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"--disable-large-address-space"
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];
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# Hack to make sure we never to the relaxation `$PATH` and hooks support for
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# compatability. This will be replaced with something clearer in a future
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# masss-rebuild.
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crossConfig = true;
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nativeBuildInputs = [ alex autoconf autoreconfHook automake ghc happy hscolour perl python3 sphinx ];
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# For building runtime libs
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depsBuildTarget = toolsForTarget;
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buildInputs = libDeps hostPlatform;
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propagatedBuildInputs = [ targetPackages.stdenv.cc ]
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++ stdenv.lib.optional useLLVM llvmPackages.llvm;
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depsTargetTarget = map stdenv.lib.getDev (libDeps targetPlatform);
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depsTargetTargetPropagated = map (stdenv.lib.getOutput "out") (libDeps targetPlatform);
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# required, because otherwise all symbols from HSffi.o are stripped, and
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# that in turn causes GHCi to abort
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stripDebugFlags = [ "-S" ] ++ stdenv.lib.optional (!targetPlatform.isDarwin) "--keep-file-symbols";
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checkTarget = "test";
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# zsh and other shells are smart about `{ghc}` but bash isn't, and doesn't
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# treat that as a unary `{x,y,z,..}` repetition.
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postInstall = ''
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paxmark m $out/lib/${name}/bin/${if targetPlatform != hostPlatform then "ghc" else "{ghc,haddock}"}
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# Install the bash completion file.
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install -D -m 444 utils/completion/ghc.bash $out/share/bash-completion/completions/${targetPrefix}ghc
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# Patch scripts to include "readelf" and "cat" in $PATH.
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for i in "$out/bin/"*; do
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test ! -h $i || continue
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egrep --quiet '^#!' <(head -n 1 $i) || continue
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sed -i -e '2i export PATH="$PATH:${stdenv.lib.makeBinPath [ targetPackages.stdenv.cc.bintools coreutils ]}"' $i
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done
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'';
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passthru = {
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inherit bootPkgs targetPrefix;
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inherit llvmPackages;
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# Our Cabal compiler name
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haskellCompilerName = "ghc-8.2.2";
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};
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meta = {
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homepage = http://haskell.org/ghc;
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description = "The Glasgow Haskell Compiler";
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maintainers = with stdenv.lib.maintainers; [ marcweber andres peti ];
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inherit (ghc.meta) license platforms;
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};
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}
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