mke.initramfs

#!/bin/sh
# creating a new initramfs with lzma compression
# /usr/src/mke.initramfs
# called from within initramfs directory e.g. /usr/src/initramfs

if [ -z "$(grep boot /etc/mtab)" ]; then
	echo "Mounting boot..."
	sudo mount /boot
fi

print_date="$(date +'%d.%m.%Y %r')"

file_date="$(date +'%Y%m%d_%H%M')"

echo "$print_date" >> lastchange

find . -print0 | cpio -ov -0 --format=newc | lzma -9 > ../initramfs.cpio.lzma

if [ -n `find /boot/ -name initramfs.lzma` ]; then
	echo "Found old initramfs.lzma"
	if [ -n `find /boot/ -name initramfs.lzma.bak` ]; then
		mv /boot/initramfs.lzma.bak /boot/initramfs.bak_$file_date
	fi
	mv /boot/initramfs.lzma /boot/initramfs.lzma.bak
fi

cp ../initramfs.cpio.lzma /boot/initramfs.lzma