1f6c209b3f409f879305ac9837524b9d34c850de6Li Chen#!/bin/bash
24f00eda9fa05364edd719b05b88e4445682eeee5SzuWei Lin# Copyright (C) 2016 The Android Open Source Project
34f00eda9fa05364edd719b05b88e4445682eeee5SzuWei Lin#
44f00eda9fa05364edd719b05b88e4445682eeee5SzuWei Lin# Licensed under the Apache License, Version 2.0 (the "License");
54f00eda9fa05364edd719b05b88e4445682eeee5SzuWei Lin# you may not use this file except in compliance with the License.
64f00eda9fa05364edd719b05b88e4445682eeee5SzuWei Lin# You may obtain a copy of the License at
74f00eda9fa05364edd719b05b88e4445682eeee5SzuWei Lin#
84f00eda9fa05364edd719b05b88e4445682eeee5SzuWei Lin#      http://www.apache.org/licenses/LICENSE-2.0
94f00eda9fa05364edd719b05b88e4445682eeee5SzuWei Lin#
104f00eda9fa05364edd719b05b88e4445682eeee5SzuWei Lin# Unless required by applicable law or agreed to in writing, software
114f00eda9fa05364edd719b05b88e4445682eeee5SzuWei Lin# distributed under the License is distributed on an "AS IS" BASIS,
124f00eda9fa05364edd719b05b88e4445682eeee5SzuWei Lin# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
134f00eda9fa05364edd719b05b88e4445682eeee5SzuWei Lin# See the License for the specific language governing permissions and
144f00eda9fa05364edd719b05b88e4445682eeee5SzuWei Lin# limitations under the License.
15f6c209b3f409f879305ac9837524b9d34c850de6Li Chen
16f6c209b3f409f879305ac9837524b9d34c850de6Li Chenalert() {
17f6c209b3f409f879305ac9837524b9d34c850de6Li Chen  echo "$*" >&2
18f6c209b3f409f879305ac9837524b9d34c850de6Li Chen}
19f6c209b3f409f879305ac9837524b9d34c850de6Li Chen
20f6c209b3f409f879305ac9837524b9d34c850de6Li Chendie() {
21f6c209b3f409f879305ac9837524b9d34c850de6Li Chen  echo "ERROR: $@"
22f6c209b3f409f879305ac9837524b9d34c850de6Li Chen  exit 1
23f6c209b3f409f879305ac9837524b9d34c850de6Li Chen}
24f6c209b3f409f879305ac9837524b9d34c850de6Li Chen
25f6c209b3f409f879305ac9837524b9d34c850de6Li Chencommand_exists () {
26f6c209b3f409f879305ac9837524b9d34c850de6Li Chen  type "$1" &> /dev/null;
27f6c209b3f409f879305ac9837524b9d34c850de6Li Chen}
28f6c209b3f409f879305ac9837524b9d34c850de6Li Chen
29f6c209b3f409f879305ac9837524b9d34c850de6Li Chenremove_local_fixups() {
30f6c209b3f409f879305ac9837524b9d34c850de6Li Chen  sed '/__local_fixups__/ {s/^\s*__local_fixups__\s*//; :again;N; s/{[^{}]*};//; /^$/ !b again; d}' $1
31f6c209b3f409f879305ac9837524b9d34c850de6Li Chen}
32f6c209b3f409f879305ac9837524b9d34c850de6Li Chen
33f6c209b3f409f879305ac9837524b9d34c850de6Li Chenremove_overlay_stuff() {
34f6c209b3f409f879305ac9837524b9d34c850de6Li Chen  # remove __symbols__, phandle, "linux,phandle" and __local_fixups__
35f6c209b3f409f879305ac9837524b9d34c850de6Li Chen  sed "/__symbols__/,/[}];/d" $1 | sed "/\(^[ \t]*phandle\)/d" | sed "/\(^[ \t]*linux,phandle\)/d" | sed '/^\s*$/d' | remove_local_fixups
36f6c209b3f409f879305ac9837524b9d34c850de6Li Chen}
37f6c209b3f409f879305ac9837524b9d34c850de6Li Chen
38b63f3b74cc6f87a1106e2afd49e82cac3538ef53SzuWei Lindts_diff () {
39b63f3b74cc6f87a1106e2afd49e82cac3538ef53SzuWei Lin  diff -u <(cat "$1" | remove_overlay_stuff) <(cat "$2" | remove_overlay_stuff)
40f6c209b3f409f879305ac9837524b9d34c850de6Li Chen}
41