#!/bin/bash
# skip strongbash header
set -eu

size2number(){
	set -e
	local size="$1"

	case "${size^^}" in
	*G)
		echo "$((${size::-1} * 1024 * 1024 * 1024))"
		;;
	*M)
		echo "$((${size::-1} * 1024 * 1024))"
		;;
	*K)
		echo "$((${size::-1} * 1024))"
		;;
	*)
		echo "$size"
		;;
	esac
	return 0
}