NASM = nasm
PYTHON = python3
QEMU = qemu-system-i386

BUILDOPTS =

.SUFFIXES:
.SUFFIXES: .bin .asm .ans .wall

all: ponydos.img

FS_FILES = shell.bin ponydos.wall passion.wall viewer.bin hello.bin memory.bin ponydos.asm

ponydos.img: ponydos.bin $(FS_FILES)
	$(PYTHON) assemble_floppy.py $@ ponydos.bin $(FS_FILES)

ponydos.inc: ponydos.asm ponydos_static.inc
	$(NASM) -fbin -d SYMBOLS -o /dev/null ponydos.asm | $(PYTHON) extract_symbols.py $@ ponydos_static.inc

ponydos.bin: ponydos_static.inc

shell.bin: ponydos.inc

hello.bin: ponydos.inc

viewer.bin: ponydos.inc

memory.bin: ponydos.inc

.asm.bin:
	$(NASM) -fbin $(BUILDOPTS) -o $@ $<

.ans.wall:
	env BUILDOPTS='$(BUILDOPTS)' $(PYTHON) process_wallpaper.py $@ $< 7 0 0 0

run: ponydos.img
	$(QEMU) -drive file=$<,index=0,if=floppy,format=raw

clean:
	rm -f *.bin *.img *.wall ponydos.inc

distclean: clean

size: ponydos.asm
	@$(NASM) -fbin -d SIZE -o /dev/stdout ponydos.asm | wc -c

.PHONY: all run clean distclean size