ld64 97.17

1 files changed, 147 insertions, 0 deletions

diff --git a/Library/Formula/ld64.rb b/Library/Formula/ld64.rb
new file mode 100644
index 000000000..0808df0da
--- /dev/null
+++ b/Library/Formula/ld64.rb
@@ -0,0 +1,147 @@
+require 'formula'
+
+class Ld64 < Formula
+  homepage 'http://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 'http://opensource.apple.com/tarballs/ld64/ld64-97.17.tar.gz'
+  sha1 '7c1d816c2fec02e558f4a528d16d8161f0e379b5'
+
+  # 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."
+
+  # NOTE: fails with gcc-4.0; add fails_with :gcc_4_0 when supported
+  
+  def patches
+    {
+      :p0 => [
+        # Fixes logic on PPC branch islands
+        "https://trac.macports.org/export/103948/trunk/dports/devel/ld64/files/ld64-97-ppc-branch-island.patch",
+        # Remove LTO support
+        "https://trac.macports.org/export/103949/trunk/dports/devel/ld64/files/ld64-97-no-LTO.patch",
+        # Fix version number
+        "https://trac.macports.org/export/103951/trunk/dports/devel/ld64/files/ld64-version.patch"
+      ]
+    }
+  end
+
+  def install
+    File.open('Makefile', 'w') {|f| f.write DATA.read}
+    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
+
+# makefile courtesy Macports:
+# https://trac.macports.org/browser/trunk/dports/devel/ld64/files/Makefile-97
+__END__
+ifdef LLVM_CONFIG
+LLVM_CPPFLAGS := -I$(shell $(LLVM_CONFIG) --includedir) -DLTO_SUPPORT
+LLVM_LDFLAGS := -L$(shell $(LLVM_CONFIG) --libdir) -lLTO
+endif
+
+CPPFLAGS = $(LLVM_CPPFLAGS) -Isrc/abstraction -Isrc/ld $(OTHER_CPPFLAGS)
+CFLAGS = -Os $(OTHER_CFLAGS)
+CXXFLAGS = -Os $(OTHER_CXXFLAGS)
+LDFLAGS = $(OTHER_LDFLAGS)
+
+ifndef RANLIB
+RANLIB = ranlib
+endif
+ifndef AR
+AR = ar
+endif
+ifndef PREFIX
+PREFIX = /usr
+endif
+
+all : src/ld/configure.h ObjectDump dyldinfo ld machocheck rebase unwinddump libprunetrie.a
+
+src/ld/configure.h :
+	touch $@
+
+ObjectDump : src/ld/debugline.o
+ObjectDump : src/other/ObjectDump.o 
+	$(CXX) $(LLVM_LDFLAGS) $(LDFLAGS) $^ -o $@
+
+dyldinfo : src/other/dyldinfo.o
+	$(CXX) $(LDFLAGS) -Wl,-exported_symbol,__mh_execute_header $^ -o $@
+
+ld : src/ld/debugline.o
+ld : src/ld/ld.o
+ld : src/ld/Options.o
+	$(CXX) $(LLVM_LDFLAGS) $(LDFLAGS) $(OTHER_LDFLAGS_LD64) -Wl,-exported_symbol,__mh_execute_header $^ -o $@
+
+machocheck : src/other/machochecker.o
+	$(CXX) $(LDFLAGS) $^ -o $@
+
+rebase : src/other/rebase.o
+	$(CXX) $(LDFLAGS) -Wl,-exported_symbol,__mh_execute_header $^ -o $@
+
+unwinddump : src/other/unwinddump.o
+	$(CXX) $(LDFLAGS) -Wl,-exported_symbol,__mh_execute_header $^ -o $@
+
+libprunetrie.a : src/other/PruneTrie.o
+	$(AR) cru $@ $^
+	$(RANLIB) $@
+
+install : all
+	install -d -m 755 $(DESTDIR)$(PREFIX)/bin
+	install -d -m 755 $(DESTDIR)$(PREFIX)/lib
+	install -d -m 755 $(DESTDIR)$(PREFIX)/include/mach-o
+	install -d -m 755 $(DESTDIR)$(PREFIX)/share/man/man1
+	
+	install -m 755 ObjectDump $(DESTDIR)$(PREFIX)/bin
+	install -m 755 dyldinfo   $(DESTDIR)$(PREFIX)/bin
+	install -m 755 ld         $(DESTDIR)$(PREFIX)/bin
+	install -m 755 machocheck $(DESTDIR)$(PREFIX)/bin
+	install -m 755 rebase     $(DESTDIR)$(PREFIX)/bin
+	install -m 755 unwinddump $(DESTDIR)$(PREFIX)/bin
+
+	install -m 644 src/other/prune_trie.h $(DESTDIR)$(PREFIX)/include/mach-o
+	install -m 644 libprunetrie.a $(DESTDIR)$(PREFIX)/lib
+
+	install -m 644 doc/man/man1/dyldinfo.1   $(DESTDIR)$(PREFIX)/share/man/man1
+	install -m 644 doc/man/man1/ld.1         $(DESTDIR)$(PREFIX)/share/man/man1
+	install -m 644 doc/man/man1/ld64.1       $(DESTDIR)$(PREFIX)/share/man/man1
+	install -m 644 doc/man/man1/rebase.1     $(DESTDIR)$(PREFIX)/share/man/man1
+	install -m 644 doc/man/man1/unwinddump.1 $(DESTDIR)$(PREFIX)/share/man/man1
+
+