#!/bin/sh
# postprocess grub configuration
# when the image sizes are finally known
# NB: install2_size, live_size, rescue_size get defined here

cd "$WORKDIR"
cfg='boot/grub/grub.cfg'

[ -f "$cfg" ] || exit 0

# apply size census while looking for potential squashfs images
find -maxdepth 1 -type f -size +1M \
| sed 's,^\./,,' \
| while read image; do
	size="$[ $(stat -c%s "$image") / 1024 + 1 ]"
	sed -i "s,@${image}_size@,$size," $cfg
done