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class Ld64 < Formula
homepage "https://opensource.apple.com/"
# Latest is 134.9, but it no longer supports building for PPC.
# 127.2 won't build on Tiger, at least without some patching.
# Leopard users: if you like, add a 127.2 option or fix the build
# on Tiger.
#
url "https://opensource.apple.com/tarballs/ld64/ld64-97.17.tar.gz"
sha256 "02bd46af0809eaa415d096d7d41c3e8e7d80f7d8d181840866fb87f036b4e089"
resource "makefile" do
url "https://trac.macports.org/export/123511/trunk/dports/devel/ld64/files/Makefile-97", :using => :nounzip
sha256 "48e3475bd73f9501d17b7d334d3bf319f5664f2d5ab9d13378e37c2519ae2a3a"
end
depends_on MaximumMacOSRequirement => :snow_leopard
# Tiger either includes old versions of these headers,
# or doesn't ship them at all
depends_on "cctools-headers" => :build
depends_on "dyld-headers" => :build
depends_on "libunwind-headers" => :build
keg_only :provided_by_osx,
"ld64 is an updated version of the ld shipped by Apple."
fails_with :gcc_4_0 do
build 5370
end
# Fixes logic on PPC branch islands
patch :p0 do
url "https://trac.macports.org/export/103948/trunk/dports/devel/ld64/files/ld64-97-ppc-branch-island.patch"
sha256 "a6bbf25c6e4fa348eee3d4756ad65f42ba42b78922dc0f75669023cdf9c25d72"
end
# Remove LTO support
patch :p0 do
url "https://trac.macports.org/export/103949/trunk/dports/devel/ld64/files/ld64-97-no-LTO.patch"
sha256 "2596cc25118981cbc31e82ddcb70508057f1946c46c3d6d6845ab7bd01ff1433"
end
# Fix version number
patch :p0 do
url "https://trac.macports.org/export/103951/trunk/dports/devel/ld64/files/ld64-version.patch"
sha256 "3753b6877641648017eab2bb391361840fe887a2b3eb2e5ef689272a28c374fc"
end
def install
buildpath.install resource("makefile")
mv "Makefile-97", "Makefile"
inreplace "src/ld/Options.cpp", "@@VERSION@@", version
if MacOS.version < :leopard
# No CommonCrypto
inreplace "src/ld/MachOWriterExecutable.hpp" do |s|
s.gsub! "<CommonCrypto/CommonDigest.h>", "<openssl/md5.h>"
s.gsub! "CC_MD5", "MD5"
end
inreplace "Makefile", "-Wl,-exported_symbol,__mh_execute_header", ""
end
args = %W[
CC=#{ENV.cc}
CXX=#{ENV.cxx}
OTHER_CPPFLAGS=#{ENV.cppflags}
OTHER_LDFLAGS=#{ENV.ldflags}
]
args << 'RC_SUPPORTED_ARCHS="armv6 armv7 i386 x86_64"' if MacOS.version >= :lion
args << "OTHER_LDFLAGS_LD64=-lcrypto" if MacOS.version < :leopard
# Macports makefile hardcodes optimization
inreplace "Makefile" do |s|
s.change_make_var! "CFLAGS", ENV.cflags
s.change_make_var! "CXXFLAGS", ENV.cxxflags
end
system "make", *args
system "make", "install", "PREFIX=#{prefix}"
end
end
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