discover/grub2: Allow to separate the --id argument using a space char

[petitboot] / utils / hooks / 90-sort-dtb

#!/bin/sh

# Last pass for the DTB: sort properties.

[ -n "$boot_dtb" ] || exit

dtb_in=$boot_dtb
dtb_out=$(mktemp)

dtc -s -I dtb -O dtb -o $dtb_out $dtb_in 

[ $? = 0 ] && mv $dtb_out $dtb_in