NAME=$$(head -1 Dockerfile|grep NAME |awk '{print $$3}')
VERSION=$$(grep VERSION Dockerfile |awk '{print $$3}')
REGISTRY=registry.leenooks.net
SUBDIRS := $(wildcard */.)
.PHONY: all build image $(SUBDIRS)

all: build

build: Dockerfile
	@if test "$(NAME)" = ""; then echo "NAME not in Dockerfile."; exit 1; fi
	@if test "$(VERSION)" = ""; then echo "VERSION not in Dockerfile."; exit 1; fi
	@if test -f image.bz2; then rm -f image.bz2; fi
	@#docker pull $(NAME):$(VERSION)
	@#docker build --cache-from $(NAME):$(VERSION) -t $(NAME):$(VERSION) .
	docker build -t $(NAME):$(VERSION) .

image: Dockerfile
	docker save $(NAME):$(VERSION) | bzip2 -9 > image.bz2