1*333d2b36SAndroid Build Coastguard Worker#!/bin/bash 2*333d2b36SAndroid Build Coastguard Worker 3*333d2b36SAndroid Build Coastguard Worker# Copyright (C) 2024 The Android Open Source Project 4*333d2b36SAndroid Build Coastguard Worker# 5*333d2b36SAndroid Build Coastguard Worker# Licensed under the Apache License, Version 2.0 (the "License"); 6*333d2b36SAndroid Build Coastguard Worker# you may not use this file except in compliance with the License. 7*333d2b36SAndroid Build Coastguard Worker# You may obtain a copy of the License at 8*333d2b36SAndroid Build Coastguard Worker# 9*333d2b36SAndroid Build Coastguard Worker# http://www.apache.org/licenses/LICENSE-2.0 10*333d2b36SAndroid Build Coastguard Worker# 11*333d2b36SAndroid Build Coastguard Worker# Unless required by applicable law or agreed to in writing, software 12*333d2b36SAndroid Build Coastguard Worker# distributed under the License is distributed on an "AS IS" BASIS, 13*333d2b36SAndroid Build Coastguard Worker# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14*333d2b36SAndroid Build Coastguard Worker# See the License for the specific language governing permissions and 15*333d2b36SAndroid Build Coastguard Worker# limitations under the License. 16*333d2b36SAndroid Build Coastguard Worker 17*333d2b36SAndroid Build Coastguard Worker# Read the ELF header from /proc/$PID/exe to determine if the process is 18*333d2b36SAndroid Build Coastguard Worker# 64-bit. 19*333d2b36SAndroid Build Coastguard Worker 20*333d2b36SAndroid Build Coastguard Workerset -e 21*333d2b36SAndroid Build Coastguard Worker 22*333d2b36SAndroid Build Coastguard Workerlocal PID="$1" 23*333d2b36SAndroid Build Coastguard Workerif [ "$PID" ] ; then 24*333d2b36SAndroid Build Coastguard Worker if [[ "$(adb shell cat /proc/$PID/exe | xxd -l 1 -s 4 -p)" -eq "02" ]] ; then 25*333d2b36SAndroid Build Coastguard Worker echo "64" 26*333d2b36SAndroid Build Coastguard Worker else 27*333d2b36SAndroid Build Coastguard Worker echo "" 28*333d2b36SAndroid Build Coastguard Worker fi 29*333d2b36SAndroid Build Coastguard Workerelse 30*333d2b36SAndroid Build Coastguard Worker echo "" 31*333d2b36SAndroid Build Coastguard Workerfi 32*333d2b36SAndroid Build Coastguard Worker 33