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path: root/pkgs/development/compilers/ghc/7.6.1.nix
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{ stdenv, fetchurl, ghc, perl, gmp, ncurses }:

stdenv.mkDerivation rec {
  version = "7.6.1";

  name = "ghc-${version}";

  src = fetchurl {
    url = "http://haskell.org/ghc/dist/7.6.1/${name}-src.tar.bz2";
    sha256 = "1q5rqp8z90mq6ysf7h28zkbhfaxlrpva2qy0wnkr43d7214dzp7i";
  };

  buildInputs = [ ghc perl gmp ncurses ];

  # My attempts to compile GHC with parallel build support enabled, failed
  # 4 consecutive times with the following error:
  #
  #    building rts/dist/build/AutoApply.debug_o
  #    building rts/dist/build/AutoApply.thr_o
  #      rts_dist_HC rts/dist/build/AutoApply.debug_o
  #    /nix/store/1iigiim5855m8j7pmwf5xrnpf705s4dh-binutils-2.21.1a/bin/ld: cannot find libraries/integer-gmp/dist-install/build/cbits/gmp-wrappers_o_split/gmp-wrappers__1.o
  #    collect2: ld returned 1 exit status
  #    make[1]: *** [libraries/integer-gmp/dist-install/build/cbits/gmp-wrappers.p_o] Error 1
  enableParallelBuilding = false;

  buildMK = ''
    libraries/integer-gmp_CONFIGURE_OPTS += --configure-option=--with-gmp-libraries="${gmp}/lib"
    libraries/integer-gmp_CONFIGURE_OPTS += --configure-option=--with-gmp-includes="${gmp}/include"
  '';

  preConfigure = ''
    echo "${buildMK}" > mk/build.mk
    sed -i -e 's|-isysroot /Developer/SDKs/MacOSX10.5.sdk||' configure
  '';

  configureFlags=[
    "--with-gcc=${stdenv.gcc}/bin/gcc"
  ];

  # required, because otherwise all symbols from HSffi.o are stripped, and
  # that in turn causes GHCi to abort
  stripDebugFlags=["-S" "--keep-file-symbols"];

  meta = {
    homepage = "http://haskell.org/ghc";
    description = "The Glasgow Haskell Compiler";
    maintainers = [
      stdenv.lib.maintainers.marcweber
      stdenv.lib.maintainers.andres
      stdenv.lib.maintainers.simons
    ];
    inherit (ghc.meta) license platforms;
  };

}