1*c9945492SAndroid Build Coastguard Worker /* 2*c9945492SAndroid Build Coastguard Worker * Copyright (C) 2021 The Android Open Source Project 3*c9945492SAndroid Build Coastguard Worker * All rights reserved. 4*c9945492SAndroid Build Coastguard Worker * 5*c9945492SAndroid Build Coastguard Worker * Redistribution and use in source and binary forms, with or without 6*c9945492SAndroid Build Coastguard Worker * modification, are permitted provided that the following conditions 7*c9945492SAndroid Build Coastguard Worker * are met: 8*c9945492SAndroid Build Coastguard Worker * * Redistributions of source code must retain the above copyright 9*c9945492SAndroid Build Coastguard Worker * notice, this list of conditions and the following disclaimer. 10*c9945492SAndroid Build Coastguard Worker * * Redistributions in binary form must reproduce the above copyright 11*c9945492SAndroid Build Coastguard Worker * notice, this list of conditions and the following disclaimer in 12*c9945492SAndroid Build Coastguard Worker * the documentation and/or other materials provided with the 13*c9945492SAndroid Build Coastguard Worker * distribution. 14*c9945492SAndroid Build Coastguard Worker * 15*c9945492SAndroid Build Coastguard Worker * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 16*c9945492SAndroid Build Coastguard Worker * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 17*c9945492SAndroid Build Coastguard Worker * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 18*c9945492SAndroid Build Coastguard Worker * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 19*c9945492SAndroid Build Coastguard Worker * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 20*c9945492SAndroid Build Coastguard Worker * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 21*c9945492SAndroid Build Coastguard Worker * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 22*c9945492SAndroid Build Coastguard Worker * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 23*c9945492SAndroid Build Coastguard Worker * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 24*c9945492SAndroid Build Coastguard Worker * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 25*c9945492SAndroid Build Coastguard Worker * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26*c9945492SAndroid Build Coastguard Worker * SUCH DAMAGE. 27*c9945492SAndroid Build Coastguard Worker */ 28*c9945492SAndroid Build Coastguard Worker 29*c9945492SAndroid Build Coastguard Worker #pragma once 30*c9945492SAndroid Build Coastguard Worker 31*c9945492SAndroid Build Coastguard Worker 32*c9945492SAndroid Build Coastguard Worker /* Used to retry syscalls that can return EINTR. */ 33*c9945492SAndroid Build Coastguard Worker #ifndef TEMP_FAILURE_RETRY 34*c9945492SAndroid Build Coastguard Worker #define TEMP_FAILURE_RETRY(exp) ({ \ 35*c9945492SAndroid Build Coastguard Worker __typeof__(exp) _rc; \ 36*c9945492SAndroid Build Coastguard Worker do { \ 37*c9945492SAndroid Build Coastguard Worker _rc = (exp); \ 38*c9945492SAndroid Build Coastguard Worker } while (_rc == -1 && errno == EINTR); \ 39*c9945492SAndroid Build Coastguard Worker _rc; }) 40*c9945492SAndroid Build Coastguard Worker #endif 41*c9945492SAndroid Build Coastguard Worker 42*c9945492SAndroid Build Coastguard Worker #include_next <unistd.h> 43