.POSIX:

VM="fedora.img"
CPU=-smp 4
MEM=-m 4G
DISP=-display none

run:
	@qemu-system-x86_64 -enable-kvm $(CPU) $(MEM) -drive\
	 file=$(VM),format=raw $$([ -z $(CDR) ]|| echo -cdrom $(CDR) -boot\
	 d) $$(echo -n "-net user"; for port in $(PORTS); do echo -n\
	 ",hostfwd=tcp::$${port}-:$${port}"; done;) $(DISP) -net nic