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{ stdenv, fetchurl, noSysDirs, zlib
, cross ? null, gold ? true, bison ? null
}:

let basename = "binutils-2.23.1"; in

with { inherit (stdenv.lib) optional optionals optionalString; };

stdenv.mkDerivation rec {
  name = basename + optionalString (cross != null) "-${cross.config}";

  src = fetchurl {
    url = "mirror://gnu/binutils/${basename}.tar.bz2";
    sha256 = "06bs5v5ndb4g5qx96d52lc818gkbskd1m0sz57314v887sqfbcia";
  };

  patches = [
    # Turn on --enable-new-dtags by default to make the linker set
    # RUNPATH instead of RPATH on binaries.  This is important because
    # RUNPATH can be overriden using LD_LIBRARY_PATH at runtime.
    ./new-dtags.patch

    # Since binutils 2.22, DT_NEEDED flags aren't copied for dynamic outputs.
    # That requires upstream changes for things to work. So we can patch it to
    # get the old behaviour by now.
    ./dtneeded.patch

    # Make binutils output deterministic by default.
    ./deterministic.patch

    # Always add PaX flags section to ELF files.
    # This is needed, for instance, so that running "ldd" on a binary that is
    # PaX-marked to disable mprotect doesn't fail with permission denied.
    ./pt-pax-flags-20121023.patch
  ];

  outputs = [ "dev" "out" "info" ];

  buildInputs =
    [ stdenv.hookLib.multiout zlib ]
    ++ optional gold bison;

  inherit noSysDirs;

  preConfigure = ''
    # Clear the default library search path.
    if test "$noSysDirs" = "1"; then
        echo 'NATIVE_LIB_DIRS=' >> ld/configure.tgt
    fi

    # Use symlinks instead of hard links to save space ("strip" in the
    # fixup phase strips each hard link separately).
    for i in binutils/Makefile.in gas/Makefile.in ld/Makefile.in gold/Makefile.in; do
        sed -i "$i" -e 's|ln |ln -s |'
    done
  '';

  # As binutils takes part in the stdenv building, we don't want references
  # to the bootstrap-tools libgcc (as uses to happen on arm/mips)
  NIX_CFLAGS_COMPILE = "-static-libgcc";

  configureFlags =
    [ "--enable-shared" "--enable-deterministic-archives" ]
    ++ optional (stdenv.system == "mips64el-linux") "--enable-fix-loongson2f-nop"
    ++ optional (cross != null) "--target=${cross.config}"
    ++ optionals gold [ "--enable-gold" "--enable-plugins" ]
    ++ optional (stdenv.system == "i686-linux") "--enable-targets=x86_64-linux-gnu";

  enableParallelBuilding = true;

  postFixup = "ln -s $out/bin $dev/bin"; # tools needed for development

  meta = {
    description = "GNU Binutils, tools for manipulating binaries (linker, assembler, etc.)";

    longDescription = ''
      The GNU Binutils are a collection of binary tools.  The main
      ones are `ld' (the GNU linker) and `as' (the GNU assembler).
      They also include the BFD (Binary File Descriptor) library,
      `gprof', `nm', `strip', etc.
    '';

    homepage = http://www.gnu.org/software/binutils/;

    license = stdenv.lib.licenses.gpl3Plus;

    /* Give binutils a lower priority than gcc-wrapper to prevent a
       collision due to the ld/as wrappers/symlinks in the latter. */
    priority = "10";
  };
}