VERSION=$(shell git describe --tags $(git rev-list --tags --max-count=1) | sed 's/^v//')
BASENAME=wit

all: clean extract DEBIAN build
	cd .. && wit mirrors

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

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:
	cp -r files ..

# 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/
	
	cp control DEBIAN/
	echo Version: ${VERSION} >>DEBIAN/control
	echo Build-Date: `date` >>DEBIAN/control
	echo Source-Date: `stat -c %z ../wit` >>DEBIAN/control
	
	cp postinst DEBIAN/
	mv DEBIAN ../files/

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