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authorAlexander Sulfrian <alexander@sulfrian.net>2011-01-01 23:00:49 +0100
committerAlexander Sulfrian <alexander@sulfrian.net>2011-01-01 23:00:49 +0100
commit3b8ad1593a12bef4e3e2d9ab240b0fba16093199 (patch)
treedb6aea1713444decc7ada448a0d01cb7ad501b3b /Makefile
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initial version
Diffstat (limited to 'Makefile')
-rw-r--r--Makefile62
1 files changed, 62 insertions, 0 deletions
diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..b17e9a7
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,62 @@
+CONTENT=/sbin/lvm /sbin/vgchange /sbin/vgscan /bin/busybox init /dev/console etc/kmap-de
+CONTENT-LINKS=bin/sh
+CONTENT-MARKER=$(addprefix .root-done/,$(CONTENT))
+DATE=$(shell date +%F_%T)
+
+all: initramfs
+
+initramfs: initramfs.cpio
+ gzip > initramfs < initramfs.cpio
+
+initramfs.cpio: .root-done/.complete
+ cd root ;\
+ find . | cpio -H newc -o > ../initramfs.cpio
+
+.root-done/.complete: $(CONTENT-MARKER) .root-done/.links
+ touch .root-done/.complete
+
+$(CONTENT-MARKER): .root-done/%: %
+ -ldd $* | cut -d" " -f 3 | while read i ; do \
+ if [ -n "$$i" ]; then \
+ mkdir -p $$(dirname $$i) ;\
+ cp --parents $$i root/ ;\
+ fi ;\
+ done
+
+ -ldd $* | grep -v "=>" | cut -f1 -d" " | while read i ; do \
+ if [ -n "$$i" ]; then \
+ mkdir -p $$(dirname $$i) ;\
+ cp --parents $$i root/ ;\
+ fi ;\
+ done
+
+ mkdir -p $(shell dirname $*)
+ cp -a --parents $* root/
+
+ mkdir -p $(dir .root-done/$*)
+ touch .root-done/$*
+
+.root-done/.links: Makefile
+ for i in $(CONTENT-LINKS) ; do \
+ mkdir -p $$(dirname $$i) ;\
+ cp -a --parents $$i root/ ;\
+ done
+
+ touch .root-done/.static
+
+$(CONTENT-MARKER): Makefile
+
+clean:
+ ${RM} initramfs initramfs.cpio
+ ${RM} -r root/*
+ ${RM} -r .root-done/
+
+install:
+ if [ ! -d "/boot/grub" ]; then \
+ mount /boot ;\
+ fi
+
+ if [ -r /boot/initramfs ]; then \
+ mv /boot/initramfs /boot/initramfs-$(DATE) ;\
+ fi
+ cp initramfs /boot/initramfs