#gawk sort order
#export LC_CTYPE=C

.PHONY: all clean

.SUFFIXES: .asm .o .gbc
.SECONDEXPANSION:

# Secondary expansion is required for dependency variables in object rules.


ROMS := cries.gbc
OBJS := cries.o

# If your default python is 3, you may want to change this to python27.
PYTHON := python

# Collect file dependencies for objects in yellow/.
# These aren't provided by rgbds by default, so we have to look for file includes ourselves.
$(foreach obj, $(OBJS), \
	$(eval $(obj:.o=)_dep := $(shell $(PYTHON) scan_includes.py $(obj:.o=.asm))) \
)

all: cries.gbc

# Assemble source files into objects.
# Queue payloads are here. These are made silent since there may be hundreds of targets.
# Use rgbasm -h to use halts without nops.
$(OBJS): $$*.asm $$($$*_dep) pcm.py
	@$(PYTHON) pcm.py pcm $(pcmq)
	rgbasm -h -o $@ $<

$(ROMS): $(OBJS)
	rgbasm -p 0x00 -o cries.o cries.asm
	rgblink -n cries.sym -o $@ $<
	rgbfix -p 0x00 -Cjv -k OK -l 0x33 -m 0x1b -p 00 -r 3 -t "CRIES" $@
	
clean:
	rm -f cries.o cries.gbc
	find . \( -iname '*.pcm' \) -exec rm {} +

%.pcm: %.wav
	$(eval pcmq += $<)
	@rm -f $@