+ if [ "$SAVE_PARTITIONS" = "1" ]; then
+ get_partitions "$disk" bootdisk
+
+
+ #get block size
+ sectors="$(partx -r $disk -gbo SECTORS --nr 1:1)"
+ size="$(partx -r $disk -gbo SIZE --nr 1:1)"
+ ibs="$(($size / $sectors))"
+
+ #extract the boot sector from the image
+ get_image "$@" | dd of=/tmp/image.bs count=1 bs=512b
+
+ get_partitions /tmp/image.bs image
+
+ #compare tables
+ diff="$(grep -F -x -v -f /tmp/partx.bootdisk /tmp/partx.image)"
+ if [ -n "$diff" ]; then
+ echo "Partition layout is changed. Full image will be written."
+ ask_bool 0 "Abort" && exit
+
+ get_image "$@" | dd of="$disk" bs=4096 conv=fsync
+ return 0
+ fi
+
+ #iterate over each partition from the image and write it to the boot disk
+ while read part start size; do
+ echo "Writing image to $disk$part..."
+ get_image "$@" | dd of="$disk$part" ibs="$ibs" obs=1M skip="$start" count="$size" conv=fsync
+ done < /tmp/partx.image
+
+ #copy partition uuid
+ echo "Writing new UUID to $disk$part..."
+ get_image "$@" | dd of="$disk" bs=1 skip=440 count=4 seek=440 conv=fsync
+ else
+ get_image "$@" | dd of="$disk" bs=4096 conv=fsync
+ fi
+