## -*-makefile-*-
## Copyright (C) 2016 and later: Unicode, Inc. and others.
## License & terms of use: http://www.unicode.org/copyright.html
## Darwin-specific setup (Darwin is the Mac OS X developer preview, successor
## to Rhapsody, aka Mac OS X Server)
## Copyright (c) 1999-2012 International Business Machines Corporation and
## others. All Rights Reserved.

## Flags for position independent code
SHAREDLIBCFLAGS = -dynamic
SHAREDLIBCXXFLAGS = -dynamic
SHAREDLIBCPPFLAGS =

# Do not export internal methods by default
LIBCFLAGS += -fvisibility=hidden
LIBCXXFLAGS += -fvisibility=hidden

# Pad out the paths to the maximum possible length
LD_FLAGS += -headerpad_max_install_names

# We do not need to see the stderr message that the archive was made.
ARFLAGS += -c

## Commands to compile
COMPILE.c=	$(CC) $(DEFS) $(CPPFLAGS) $(CFLAGS) -fno-common -c
COMPILE.cc=	$(CXX) $(DEFS) $(CPPFLAGS) $(CXXFLAGS) -fno-common -c

## Commands to make a shared library
SHLIB.c=	$(CC) -dynamiclib -dynamic $(CFLAGS) $(LDFLAGS) $(LD_SOOPTIONS)
SHLIB.cc=	$(CXX) -dynamiclib -dynamic $(CXXFLAGS) $(LDFLAGS) $(LD_SOOPTIONS)

## Compiler switches to embed a library name and version information
ifeq ($(ENABLE_RPATH),YES)
LD_SONAME = -Wl,-compatibility_version -Wl,$(SO_TARGET_VERSION_MAJOR) -Wl,-current_version -Wl,$(SO_TARGET_VERSION) -install_name @rpath/$(notdir $(MIDDLE_SO_TARGET))
else
LD_SONAME = -Wl,-compatibility_version -Wl,$(SO_TARGET_VERSION_MAJOR) -Wl,-current_version -Wl,$(SO_TARGET_VERSION) -install_name $(libdir)/$(notdir $(MIDDLE_SO_TARGET))
endif

## Compiler switch to embed a runtime search path
LD_RPATH=
LD_RPATH_PRE= -Wl,-rpath,

## Environment variable to set a runtime search path
LDLIBRARYPATH_ENVVAR = DYLD_LIBRARY_PATH

GENCCODE_ASSEMBLY=-a gcc-darwin

## Shared object suffix
SO=		dylib
## Non-shared intermediate object suffix
STATIC_O = ao

## Override Versioned target for a shared library.
FINAL_SO_TARGET=  $(basename $(SO_TARGET)).$(SO_TARGET_VERSION).$(SO)
MIDDLE_SO_TARGET= $(basename $(SO_TARGET)).$(SO_TARGET_VERSION_MAJOR).$(SO)

## Compilation and dependency rules
%.$(STATIC_O): $(srcdir)/%.c
	$(call SILENT_COMPILE,$(strip $(COMPILE.c) $(STATICCPPFLAGS) $(STATICCFLAGS)) -MMD -MT "$*.d $*.o $*.$(STATIC_O)" -o $@ $<)
%.o: $(srcdir)/%.c
	$(call SILENT_COMPILE,$(strip $(COMPILE.c) $(DYNAMICCPPFLAGS) $(DYNAMICCFLAGS)) -MMD -MT "$*.d $*.o $*.$(STATIC_O)" -o $@ $<)

%.$(STATIC_O): $(srcdir)/%.cpp
	$(call SILENT_COMPILE,$(strip $(COMPILE.cc) $(STATICCPPFLAGS) $(STATICCXXFLAGS)) -MMD -MT "$*.d $*.o $*.$(STATIC_O)" -o $@ $<)
%.o: $(srcdir)/%.cpp
	$(call SILENT_COMPILE,$(strip $(COMPILE.cc) $(DYNAMICCPPFLAGS) $(DYNAMICCXXFLAGS)) -MMD -MT "$*.d $*.o $*.$(STATIC_O)" -o $@ $<)

## Versioned libraries rules

%.$(SO_TARGET_VERSION_MAJOR).$(SO): %.$(SO_TARGET_VERSION).$(SO)
	$(RM) $@ && ln -s ${<F} $@
%.$(SO): %.$(SO_TARGET_VERSION_MAJOR).$(SO)
	$(RM) $@ && ln -s ${*F}.$(SO_TARGET_VERSION).$(SO) $@

# tzcode option
TZORIG_EXTRA_CFLAGS=-DSTD_INSPIRED

# genren opts
GENREN_PL_OPTS=-x Mach-O -n '-g' -p '| c++filt'

## Remove shared library 's'
STATIC_PREFIX_WHEN_USED = 
STATIC_PREFIX = 

## End Darwin-specific setup
