#!/usr/bin/env zsh
# Compare 2 Btrfs snapshots

setopt LOCAL_OPTIONS ERR_RETURN NO_UNSET PIPE_FAIL

autoload -U die

[[ ${ARGC} -ne 2 ]] && die 1 "Usage: ${0} <old> <new>"
local old="${1}"
local new="${2}"

btrfs send --no-data -p "${old}" "${new}" | btrfs receive --dump