#---------------------------------------------------------------------------------
.SUFFIXES:
#---------------------------------------------------------------------------------

ifeq ($(strip $(DEVKITARM)),)
$(error "Please set DEVKITARM in your environment. export DEVKITARM=<path to>devkitARM)
endif

include $(DEVKITARM)/ds_rules

#---------------------------------------------------------------------------------
# TARGET is the name of the output                                                     
# BUILD is the directory where object files & intermediate files will be placed        
# SOURCES is a list of directories containing source code                              
# INCLUDES is a list of directories containing extra header files                      
#---------------------------------------------------------------------------------     
TARGET		:=	$(shell basename $(CURDIR))
BUILD		:=	build
SOURCES		:=	gfx source data
INCLUDES	:=	include build
WINDSPATH	:=	$(DEVKITPRO)/WinDS_devKit/NDS

#---------------------------------------------------------------------------------     
# options for code generation                                                          
#---------------------------------------------------------------------------------     
ARCH	:=	-mthumb -mthumb-interwork

# note: arm9tdmi isn't the correct CPU arch, but anything newer and LD
# *insists* it has a FPU or VFP, and it won't take no for an answer!
CFLAGS	:=	-g -Wall -O2\
 			-mcpu=arm9tdmi -mtune=arm9tdmi -fomit-frame-pointer\
			-ffast-math \
			$(ARCH)

CFLAGS	+=	$(INCLUDE) -DARM9
CXXFLAGS	:= $(CFLAGS)

ASFLAGS	:=	-g $(ARCH)
LDFLAGS	=	-specs=ds_arm9.specs -g $(ARCH) -mno-fpu -Wl,-Map,$(notdir $*.map)

#---------------------------------------------------------------------------------     
# any extra libraries we wish to link with the project                                 
#---------------------------------------------------------------------------------     

LIBS	:= -lchip8 -lDSudoku -lsudoku-sensei -lKicker -lOrganizer -lMyWinS -lztileswds -lmeds -ltipme -lwinsweeper -lnds9 -lWinSAPI -lWGL 



#---------------------------------------------------------------------------------     
# list of directories containing libraries, this must be the top level containing      
# include and lib                                                                      
#---------------------------------------------------------------------------------     
LIBDIRS	:=	$(LIBNDS) $(WINDSPATH)

#---------------------------------------------------------------------------------     
# no real need to edit anything past this point unless you need to add additional      
# rules for different file extensions                                                  
#---------------------------------------------------------------------------------     
ifneq ($(BUILD),$(notdir $(CURDIR)))
#---------------------------------------------------------------------------------     

export OUTPUT	:=	$(CURDIR)/$(TARGET)

export VPATH	:=	$(foreach dir,$(SOURCES),$(CURDIR)/$(dir))
export DEPSDIR	:=	$(CURDIR)/$(BUILD)

CFILES		:=	$(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.c)))
CPPFILES	:=	$(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.cpp)))
SFILES		:=	$(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.s)))
BINFILES	:=	$(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.bin)))

#---------------------------------------------------------------------------------     
# use CXX for linking C++ projects, CC for standard C                                  
#---------------------------------------------------------------------------------     
ifeq ($(strip $(CPPFILES)),)
#---------------------------------------------------------------------------------     
	export LD	:=	$(CC)
#---------------------------------------------------------------------------------     
else
#---------------------------------------------------------------------------------     
	export LD	:=	$(CXX)
#---------------------------------------------------------------------------------     
endif
#---------------------------------------------------------------------------------     

export OFILES	:=	$(BINFILES:.bin=.o) \
					$(CPPFILES:.cpp=.o) $(CFILES:.c=.o) $(SFILES:.s=.o)

export INCLUDE	:=	$(foreach dir,$(INCLUDES),-I$(CURDIR)/$(dir)) \
					$(foreach dir,$(LIBDIRS),-I$(dir)/include) \
					$(foreach dir,$(LIBDIRS),-I$(dir)/include) \
					-I$(CURDIR)/$(BUILD)

export LIBPATHS	:=	$(foreach dir,$(LIBDIRS),-L$(dir)/lib) \
										 -L../entries/cippotto/ \
                     -L../entries/dsudoku/ \
                     -L../entries/kicker/ \
                     -L../entries/organizer/ \
                     -L../entries/mywins/ \
                     -L../entries/ztiles/ \
                     -L../entries/strager/


.PHONY: $(BUILD) clean

#---------------------------------------------------------------------------------     
$(BUILD):
	@[ -d $@ ] || mkdir -p $@
	@make --no-print-directory -C $(BUILD) -f $(CURDIR)/Makefile

#---------------------------------------------------------------------------------     
clean:
	@echo clean ...
	@rm -fr $(BUILD) $(TARGET).elf $(TARGET).nds $(TARGET).arm9 $(TARGET).ds.gba $(TARGET).a


#---------------------------------------------------------------------------------     
else

DEPENDS	:=	$(OFILES:.o=.d)

#---------------------------------------------------------------------------------     
# main targets                                                                         
#---------------------------------------------------------------------------------     
OFILES_APPLIB = $(patsubst AppInstaller.o, , $(OFILES))
$(OUTPUT).a		: 	$(OUTPUT).ds.gba
	@$(PREFIX)ar rcs ../lib$(notdir $(OUTPUT)).a $(OFILES_APPLIB)
$(OUTPUT).ds.gba	: 	$(OUTPUT).nds
$(OUTPUT).nds	: 	$(OUTPUT).arm9
#	ndstool	-c $(OUTPUT).nds -7 $(WINDSPATH)/WinS_ARM7.arm7 -9 $(OUTPUT).arm9
	ndstool	-c $(OUTPUT).nds -7 ../entries/WinDS_ARM7.arm7 -9 $(OUTPUT).arm9
$(OUTPUT).arm9	:	$(OUTPUT).elf
$(OUTPUT).elf	:	$(OFILES)

#---------------------------------------------------------------------------------     
%.o	:	%.bin
#---------------------------------------------------------------------------------     
	@echo $(notdir $<)
	@$(bin2o)


-include $(DEPENDS)

#--------------------------------------------------------------------------------------
endif
#--------------------------------------------------------------------------------------
