VERSION=20230129
BASENAME=bazel-google

help:
	@echo
	@echo "make all     # to attempt to download, extract and build the .deb package using dpkg"
	@echo

all: clean extract DEBIAN build

update-keyring:
	curl -fsSL https://bazel.build/bazel-release.pub.gpg | gpg --dearmor >bazel-archive-keyring.gpg

clean:
	rm -rf ../files
	rm -f ../*.deb
	rm -f ../*.tar.xz data.tar.xz
	rm -rf DEBIAN

extract:
	mkdir -p ../files/usr/share/keyrings
	cp bazel-archive-keyring.gpg ../files/usr/share/keyrings/
	mkdir -p ../files/etc/apt/sources.list.d
	cp bazel.list ../files/etc/apt/sources.list.d/

# makes the DEBIAN/ directory
DEBIAN:
	mkdir -p DEBIAN

	# make the md5sum file
	cd ../files/ && find -type f -exec md5sum '{}' \; |sort -k2 >../md5sums
	mv ../md5sums DEBIAN/

	# make the control there
	mkdir -p DEBIAN
	cp control DEBIAN/
	# echo Version: ${VERSION} >>DEBIAN/control

	cp postinst DEBIAN

build:
	mv DEBIAN ../files/
	cd .. && dpkg-deb --build files ${BASENAME}_${VERSION}_amd64.deb
	cd .. && dpkg-deb --info ${BASENAME}_${VERSION}_amd64.deb