#!/bin/sh
# Copyright 2021 The Chromium OS Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

# Gets the slot B root partition name for update engine.
# Used for recovery while booted from MiniOs.

. /usr/bin/write_gpt.sh
. /usr/share/misc/chromeos-common.sh
load_base_vars

DST="$(get_fixed_dst_drive)"
if [ -z "${DST}" ]; then
  return 1
fi

if [ "${DST%[0-9]}" = "${DST}" ]; then
  # e.g. sda => sda1
  printf '%s' "${DST}5"
else
  # e.g. mmcblk0 => mmcblk0p1
  printf '%s' "${DST}p5"
fi