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ARCHES ?= amd64
all: $(ARCHES:%=rootfs-%.tar.gz)
rootfs-%.tar.gz: rootfs/%/bin/echo
tar -czf $@ -C rootfs/$* .
.PRECIOUS: rootfs/%/bin/busybox
rootfs/%/bin/busybox: downloads/stage3-%-current.tar rootfs-files
gpg --verify $<.DIGESTS.asc
(cd downloads && \
grep -A1 '^# SHA512 HASH' stage3-$*-current.tar.DIGESTS.asc | \
grep -v '^--' | \
sha512sum -c)
sudo rm -rf rootfs/$*
sudo mkdir -p rootfs/$*
sudo tar -xvf downloads/stage3-$*-current.tar -C rootfs/$* \
--no-recursion --wildcards $$(cat rootfs-files)
sudo touch $@
.PRECIOUS: rootfs/%/bin/echo
rootfs/%/bin/echo: rootfs/%/bin/busybox
sudo sh -c 'COMMANDS=$$($< --list | grep -v "^busybox$$") || exit 1; for COMMAND in $${COMMANDS}; do \
test -L "rootfs/$*/bin/$${COMMAND}" || ln -rs $< "rootfs/$*/bin/$${COMMAND}" || exit; \
done'
downloads/stage3-%-current.tar: get-stage3.sh
STAGE3_ARCH=$* ./$<
touch downloads/stage3-$*-*.tar
clean:
rm -f downloads/*
sudo rm -rf rootfs
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