check: $(patsubst %.zone,%.check,$(wildcard *.zone))

%.check: %.zone FORCE
	ldns-read-zone $<

sign: $(patsubst %,%.sig,$(wildcard *.zone))

%.sig: %
	gpg -o $@ --detach-sign $<

upload:
	printf 'put %s\n' *.zone *.sig | sftp dns.parabox.it-syndikat.org:zones/

clean:
	rm -f *.sig

FORCE:
.PHONY: FORCE