#!/bin/bash -e # Copyright 2020 Google Inc. All rights reserved. # # 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. # Generates NDK API txt file used by Mainline modules. NDK APIs would have value # "UND" in Ndx column and have suffix "@LIB_NAME" in Name column. # For example, current line llvm-readelf output is: # 1: 00000000 0 FUNC GLOBAL DEFAULT UND dlopen@LIBC # After the parse function below "dlopen" would be write to the output file. printHelp() { echo "**************************** Usage Instructions ****************************" echo "This script is used to generate the native libraries backed by Mainline modules." echo "" echo "To run this script use: ./gen_ndk_backed_by_apex.sh \$OUTPUT_FILE_PATH \$MODULE_LIB1 \$MODULE_LIB2..." echo "For example: If output write to /backedby.txt then the command would be:" echo "./gen_ndk_backed_by_apex.sh /backedby.txt lib1.so lib2.so" echo "If the module1 is backing lib1 then the backedby.txt would contains: " echo "lib1.so lib2.so" } genAllBackedByList() { out="$1" shift rm -f "$out" touch "$out" echo "$@" >> "$out" } if [[ "$1" == "help" ]] then printHelp elif [[ "$#" -lt 1 ]] then echo "Wrong argument length. Expecting at least 1 argument representing output path, followed by a list of libraries in the Mainline module." else genAllBackedByList "$@" fi