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