1#!/bin/bash
2#
3# Copyright (C) 2017 The Android Open Source Project
4#
5# Licensed under the Apache License, Version 2.0 (the "License");
6# you may not use this file except in compliance with the License.
7# You may obtain a copy of the License at
8#
9#      http://www.apache.org/licenses/LICENSE-2.0
10#
11# Unless required by applicable law or agreed to in writing, software
12# distributed under the License is distributed on an "AS IS" BASIS,
13# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14# See the License for the specific language governing permissions and
15# limitations under the License.
16if [ "$#" -lt 2 ]; then
17  echo "Usage $0 <input classes file> <blacklist file> [extra classes files]"
18  exit 1
19fi
20
21# Write file headers first
22DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
23cat "$DIR/copyright-header"
24echo "# Preloaded-classes filter file for phones.
25#
26# Classes in this file will be allocated into the boot image, and forcibly initialized in
27# the zygote during initialization. This is a trade-off, using virtual address space to share
28# common heap between apps.
29#
30# This file has been derived for mainline phone (and tablet) usage.
31#"
32
33input=$1
34blacklist=$2
35shift 2
36extra_classes_files=("$@")
37
38# Disable locale to enable lexicographical sorting
39LC_ALL=C sort "$input" "${extra_classes_files[@]}" | uniq | grep -f "$blacklist" -v -F -x
40