ifdef packages
PACKAGES := ${PACKAGES} $(subst ${comma_},${space},${packages})
endif

ifdef rootpass
export rootpass
.PHONY: _rootpass
_config: _rootpass
_rootpass: ${CFGROOT}
	chroot "$${CFGROOT}" usermod -p "$$(openssl passwd -salt "x$${RANDOM}" "$${rootpass}")" root
endif

ifdef wifi
export wifi
_config: ${CFGROOT}/etc/network/interfaces.d/wifi

ifdef wifipass
export wifipass
${CFGROOT}/etc/network/interfaces.d/wifi: ${CFGROOT}
	printf 'auto wlan0\nallow-hotplug wlan0\n\niface wlan0 inet dhcp\n' >$@
	printf '  wpa-ssid "%s"\n  wpa-psk "%s"\n' "$$wifi" "$$wifipass" >>$@
else
${CFGROOT}/etc/network/interfaces.d/wifi: ${CFGROOT}
	printf 'auto wlan0\nallow-hotplug wlan0\n\niface wlan0 inet dhcp\n' >$@
	printf '  wireless-ssid "%s"\n' "$$wifi" >>$@
endif
endif