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fsmgr := $(shell command -v fsmgr)
ifeq ($(fsmgr),)
$(error "no fsmgr")
endif
sudo := $(shell [ "$$(id -u)" = 0 ] || echo sudo)
rootfs ?= samizdat.seed.btrfs
patchfs ?= samizdat.patch.btrfs
.DEFAULT_GOAL = all
.PHONY: all rootfs patchfs clean cleaner
all: $(rootfs) $(patchfs)
_build _filesystem:
$(sudo) btrfs subvolume create $@
clean = $(patchfs) $(rootfs) $(rootfs:%.seed.btrfs=%.btrfs)
clean := $(clean) $(clean:%=%.tmp)
clean:
rm -f $(clean)
cleaner: clean
-$(sudo) btrfs subvolume delete _filesystem
rootfs: $(rootfs)
patchfs: $(patchfs)
%.patch.btrfs: %.seed.btrfs
$(sudo) $(fsmgr) build $@
%.seed.btrfs: %.btrfs
$(sudo) $(fsmgr) build $@
%.btrfs:
$(sudo) $(fsmgr) build $@
$(patchfs): $(rootfs)
$(patchfs) $(rootfs):
$(sudo) REWRITE_SOURCES_LIST=y $(fsmgr) build $@
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