all: sphinx.flash

GCF=-Os -mmcu=attiny13 -std=gnu99 -Wall -W -Wno-parentheses

%.flash: %.hex
	avrdude -p t13 -c usbtiny -v -U flash:w:$<:i

%.hex: %.exe
	avr-objcopy -j .text -j .data -O ihex $< $@

%.exe: %.c
	avr-gcc $< -o $@ $(GCF)

%.s: %.c
	avr-gcc $< -o $@ $(GCF) -S

clean:
	rm -f *~ *.o *.s *.exe *.hex

.SECONDARY:
.PHONY: all clean