CPPFLAGS += -Iinclude -Iabstraction -Ild -Ild/parsers -Iother -I.

# some files generate warnings about applying offsetof to a non-POD type.
# Upstream seems aware of that and ignores by setting
# GCC_WARN_ABOUT_INVALID_OFFSETOF_MACRO = NO in the xcode project.
CXXFLAGS += -Wno-invalid-offsetof

# ld64 now uses C++11 language features but upstream Xcode project enables only
# c++0x
CXXFLAGS += -std=c++0x

# ld64 can nowadays only be compiled with libc++ and clang++
CXXFLAGS += -stdlib=libc++

ifeq ($(LTO),1)
CPPFLAGS += -DLTO -I$(LTO_INCDIR)
LTO_OBJ = ld/parsers/lto_file.o
# Current clang has all libraries use @rpath in their install name. An rpath
# potentially present in the library does not propagate to a binary upon
# linkling. So we need to set an rpath where those libraries can later actually
# be found.
LIBLTO_LDFLAGS = -Wl,-rpath,$(LTO_LIBDIR)
LIBLTO_LIBS = -L$(LTO_LIBDIR) -lLTO -lxar
else
LTO_OBJ =
LIBLTO_LDFLAGS =
LIBLTO_LIBS =
endif

ifeq ($(TAPI),1)
CPPFLAGS += -DTAPI
TAPI_OBJ = ld/parsers/textstub_dylib_file.o
TAPI_LDFLAGS = -Wl,-rpath,$(TAPI_LIBDIR)
# our binary is ld64, but bootstraping with any other tapi requires "ld"
TAPI_LDFLAGS += -client_name ld
TAPI_LIBS = -L$(TAPI_LIBDIR) -ltapi
else
TAPI_LDFLAGS =
TAPI_OBJ =
TAPI_LIBS =
endif

SHARED_OBJECTS = ld/debugline.o ld/parsers/macho_relocatable_file.o

all: unwinddump dyldinfo ld64 ObjectDump objcimageinfo machocheck

libprunetrie.a: other/PruneTrie.o other/prune_trie.h
	$(AR) -s -r -c libprunetrie.a other/PruneTrie.o

# there are rules that use gcc for c, and clang for cpp.
ld64: libprunetrie.a \
		version.o \
		ld/parsers/archive_file.o \
		ld/parsers/opaque_section_file.o \
		ld/parsers/macho_dylib_file.o \
		ld/passes/branch_island.o \
		ld/passes/dylibs.o \
		ld/passes/order.o \
		ld/passes/branch_shim.o \
		ld/passes/got.o \
		ld/passes/tlvp.o \
		ld/passes/compact_unwind.o \
		ld/passes/huge.o \
		ld/passes/dtrace_dof.o \
		ld/passes/objc.o \
		ld/passes/stubs/stubs.o \
		ld/InputFiles.o \
		ld/OutputFile.o \
		ld/SymbolTable.o \
		ld/Snapshot.o \
		ld/Options.o \
		ld/Resolver.o \
		ld/ld.o \
		ld/passes/bitcode_bundle.o \
		ld/passes/code_dedup.o \
		ld/passes/inits.o \
		ld/passes/thread_starts.o \
		ld/PlatformSupport.o \
		ld/code-sign-blobs/blob.o \
		$(SHARED_OBJECTS) \
		$(LTO_OBJ) $(TAPI_OBJ)
	$(CXX) $(CXXFLAGS) $(LIBLTO_LDFLAGS) $(TAPI_LDFLAGS) $(LDFLAGS) -o $@ $^ $(LIBLTO_LIBS) $(TAPI_LIBS)

dyldinfo: other/dyldinfo.o
	$(CXX) $(CXXFLAGS) $(LDFLAGS) -o $@ $^

unwinddump: other/unwinddump.o
	$(CXX) $(CXXFLAGS) $(LDFLAGS) -o $@ $^

# Apple only includes this in unit-tests, but can be used elsewhere
ObjectDump: other/ObjectDump.o ld/PlatformSupport.o $(SHARED_OBJECTS) $(LTO_OBJ)
	$(CXX) $(CXXFLAGS) $(LIBLTO_LDFLAGS) $(LDFLAGS) -o $@ $^ $(LIBLTO_LIBS)

# Apple only includes this in unit-tests, but can be used elsewhere
objcimageinfo: other/objcimageinfo.o
	$(CXX) $(CXXFLAGS) $(LDFLAGS) -o $@ $^

machocheck: other/machochecker.o
	$(CXX) $(CXXFLAGS) $(LDFLAGS) -o $@ $^