# $Id: Makefile 3214 2005-11-17 19:43:37Z bjarni $
# This makefile is not a standalone makefile, but is called from the general one
# it contains code specific to MacOS X

ifdef RELEASE
ifndef STATIC
# all OSX releases needs to be static
# end users don't tend to have the dynamic libs installed
$(warning Compiling a dynamic release. It should be static unless you really know what you are doing!!!)
endif
endif

ifdef RELEASE
ifndef UNIVERSAL_BINARY
$(warning Compiling a release build, that is not a universal binary)
endif
endif

ifdef TRIPLE_BINARY
ifdef DEBUG
$(error no G5 optimisation is made in debug builds, so tripple binaries aren't possible. Use UNIVERSAL_BINARY instead if you really want a universal debug build)
endif
UNIVERSAL_BINARY:=1
endif

ifdef UNIVERSAL_BINARY
ifndef STATIC
$(warning Compiling a universal binary, that is not static. Adding static flag)
STATIC:=1
endif
endif

ifdef RELEASE
ifdef DEBUG
$(warning Compiling a release build, that is a debug build)
endif
endif

# setup flags if none are defined
ifndef CFLAGS_JAGUAR
	CFLAGS_JAGUAR:= -isysroot /Developer/SDKs/MacOSX10.2.8.sdk
endif
ifndef LDFLAGS_JAGUAR
	LDFLAGS_JAGUAR:= -Wl,-syslibroot,/Developer/SDKs/MacOSX10.2.8.sdk
endif

ifndef CFLAGS_UNIVERSAL
	CFLAGS_UNIVERSAL:= -isysroot /Developer/SDKs/MacOSX10.4u.sdk
endif
ifndef LDFLAGS_UNIVERSAL
	LDFLAGS_UNIVERSAL:= -Wl,-syslibroot,/Developer/SDKs/MacOSX10.4u.sdk
endif

ifdef JAGUAR
	CFLAGS:= $(CFLAGS_JAGUAR) -arch ppc
	LDFLAGS:= $(LDFLAGS_JAGUAR)
endif

ifndef G5_FLAGS
G5_FLAGS := -mtune=970 -mcpu=970 -mpowerpc-gpopt
endif

ifdef UNIVERSAL_BINARY
TARGET_CPU_FLAGS:= -arch ppc -arch i386
LDFLAGS := $(LDFLAGS_UNIVERSAL) -arch ppc -arch i386
CFLAGS += $(CFLAGS_UNIVERSAL)
ifdef TRIPLE_BINARY
LDFLAGS += -arch ppc970
endif
endif

# setting up flags to make a binary, that fits the system it builds on
ifndef UNIVERSAL_BINARY
	ifndef JAGUAR
		ifeq ($(shell uname), Darwin)
			# it's a hardware mac, not crosscompiling
			# the next line fails if it got whitespace in front of it
$(shell $(CC) os/macosx/G5_detector.c -o os/macosx/G5_detector)
			IS_G5:=$(shell os/macosx/G5_detector)
			ifeq ($(shell uname -r), 6.8)
			# OSX 10.2.8 uses Darwin 6.8, so we better set JAGUAR so we avoid the stuff that was added in 10.3 or later
				JAGUAR:=1
			endif
		endif
	endif
endif