PROGNAME=$(shell pwd | xargs basename)

$(PROGNAME): main.o
	ld -o $@ $<

%.o: %.s syscall.s
	as -o $@ $<

syscall.s: /usr/include/asm/unistd_64.h
	@echo create $@ from $<
	@awk -f syscall.awk $< > $@

clean:
	@echo cleaning...
	@rm -f syscall.s *~ *.o core*