#!/bin/sh
# Copyright (c) 2015 The Chromium OS Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
# setup: mkdir -p "%T/c/bin" "%T/c/lib64" "%T/c/lib" "%T/c/usr/lib" "%T/c/usr/local"
# args: -b /bin,/bin -b /lib,/lib -b /usr/lib,/usr/lib -b /usr/local,/usr/local -C "%T/c" -f "%T/c/pidfile"
# args64: -b /lib64,/lib64

read pid < pidfile
[ "$$" -eq "$pid" ]