IMPLIED=$(shell sed -n '/^file /s/^[^ ]* [^ ]* \([^ ]*\) .*/\1/ p' filelist.txt)

target : initrd ramdisk

initrd : /boot/earlyrd.img
	@-echo "If you use this as an initrd, please "
	@-echo "run 'lilo' to take the change into account."

ramdisk : earlyrd.cpio
	@-echo "If you use this as initramdisk kernel parameter,"
	@-echo "please run 'make bzlilo' to take the change into account."

/boot/earlyrd.img : earlyrd.cpio
	rm -f $@
	cat $< | gzip > $@

earlyrd.cpio : validity filelist.txt $(IMPLIED)
	@-mv $@ $@-bak
	/usr/src/linux-`uname -r`/usr/gen_init_cpio filelist.txt > $@

validity : 
	./busybox sh ./initscript --check