ifeq ($(PLATFORM),)
_PLATFORM_   = c64
else ifeq ($(PLATFORM),c116)
_PLATFORM_   = c16
else ifeq ($(PLATFORM),plus4)
_PLATFORM_   = c16
else
_PLATFORM_   = $(PLATFORM)
endif

ifeq ($(NO_VICE),)
NO_VICE      = 0
endif


ifneq ($(_PLATFORM_),c64)
ifneq ($(_PLATFORM_),c128)
ifneq ($(_PLATFORM_),c16)
$(error invalid platform $(_PLATFORM_) specified)
endif
endif
endif


ARCH         = $(shell uname | tr "[a-z]" "[A-Z]" | tr -c -d "[A-Z]")

ifneq ($(findstring CYGWINNT,$(ARCH)),)
    ifeq (CYGWINNT,$(ARCH))
ARCH         = WIN32
    else
ARCH         = WIN64
    endif
endif
ifneq ($(findstring DARWIN,$(ARCH)),)
ARCH         = MACOSX
endif


ifeq ($(_PLATFORM_),c16)
    ifneq ($(NO_VICE),0)
        ifneq ($(findstring WIN,$(ARCH)),)
USE_PLUS4EMU = 0
USE_YAPE     = 1
        else
USE_PLUS4EMU = 1
USE_YAPE     = 0
        endif
    else
USE_PLUS4EMU = 0
USE_YAPE     = 0
    endif
else
USE_PLUS4EMU = 0
USE_YAPE     = 0
endif


ifeq ($(_PLATFORM_),c16)
    ifeq ($(ARCH),MACOSX)
    # MacOSX, these programs must be installed as applications
VICE         = xplus4
PLUS4EMU     = open /Applications/plus4emu.app --args
    else
VICE         = xplus4
PLUS4EMU     = plus4emu
        ifeq ($(ARCH),WIN64)
YAPE         = YapeWin64
        else
YAPE         = Yape
        endif
    endif
else
    ifeq ($(_PLATFORM_),c128)
VICE         = x128
USE_VICE     = 1
    else
VICE         = x64
USE_VICE     = 1
    endif
endif

ifeq ($(USE_VICE),1)
EMU          = $(VICE) -drive8type 1541 -drive9type 0 -autostart
EMU71        = $(VICE) -drive8type 1571 -drive9type 0 -autostart
else
EMU          = $(PLUS4EMU) -disk
endif


ECHO         = echo
PRINTF       = printf

AS           = cl65
LD           = ld65
C1541        = c1541
CC1541 		 = ../../tools/cc1541/cc1541

MKDIR        = mkdir -p
RM           = rm -f
ifeq ($(ARCH),MACOSX)
RMDIR        = rmdir # XXX TODO xargs to remove .DS_Store
else
RMDIR        = rmdir
endif
CAT          = cat


.PHONY: default loader assemble diskimage run clean distclean wipe
.PHONY: tellarch


BUILDDIR     = ../../build
INTERMDIR    = ../../build/intermediate
LOADER_SRC   = ../../src
LOADER       = $(BUILDDIR)/loader-$(_PLATFORM_).prg

RESOURCESDIR = ../resources

NAME         = minexample

SOURCE       = $(NAME).s
LOADERCFG    = loaderconfig.inc
ASSEMBLE     = $(INTERMDIR)/$(NAME)-uncompressed-$(_PLATFORM_).prg
DISKIMAGE    = $(BUILDDIR)/$(NAME)-$(_PLATFORM_).d64

AS_FLAGS     = -Wa -I../../../shared -I ../../include -u __EXEHDR__


default: diskimage


tellarch:
	@$(ECHO) $(ARCH)


loader: $(LOADER)

$(LOADER): $(LOADERCFG)
	make -C $(LOADER_SRC) EXTCONFIGPATH=../samples/$(NAME) PLATFORM=$(_PLATFORM_) INSTALL=1800 RESIDENT=0F00 ZP=02 prg


assemble: $(ASSEMBLE)

$(ASSEMBLE): $(SOURCE) $(LOADER) $(LOADERCFG)
	$(MKDIR) $(BUILDDIR)
	$(MKDIR) $(INTERMDIR)
ifeq ($(_PLATFORM_),c64)
	$(AS) $(AS_FLAGS) -C c64-asm.cfg -Wa -DPLATFORM=64 -o $@ $<
else ifeq ($(_PLATFORM_),c128)
	$(AS) $(AS_FLAGS) -t c128 -Wa -DPLATFORM=128 -o $@ $<
else
	$(AS) $(AS_FLAGS) -t c16 -Wa -DPLATFORM=16 -o $@ $<
endif


diskimage: $(DISKIMAGE)

$(DISKIMAGE): $(ASSEMBLE)
	$(RM) $@
	$(CC1541) -n "ys2 intro" -i test \
	-f $(NAME) -w $< \
	-f "sid" -w use_this_sid.bin \
	-f "badguy" -w badguy.zx0.prg \
	-f "font" -w font.bin \
	-f "scrmap" -w tilemap.bin.lz \
	-f "intrbmp" -w title_320-prepared.zx0.prg \
	$@


ifneq ($(USE_YAPE),0)
run: $(DISKIMAGE)
	$(YAPE) "..\..\build\$^"
else
run: $(DISKIMAGE)
	$(EMU) $(realpath $^)

run71: $(DISKIMAGE)
	$(EMU71) $(realpath $^)
endif

$(INTERMDIR)/%.prg: $(RESOURCESDIR)/%.bin
	$(PRINTF) '\000\140' | $(CAT) - $? > $@ # octal 140 = hex 60


clean:
	-$(RM) *.o $(ASSEMBLE) $(DISKIMAGE)
	-$(RM) -rf $(INTERMDIR)
	-$(RM) $(BUILDDIR)/loader-c64.prg
	-$(RM) $(BUILDDIR)/loader-c128.prg
	-$(RM) $(BUILDDIR)/loader-c16.prg
	-$(RMDIR) $(BUILDDIR)

distclean:
	-$(MAKE) -C $(LOADER_SRC) clean

wipe: distclean clean