18e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project/* 20bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch * Copyright (C) 2009 Apple Inc. All rights reserved. 38e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 48e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * Redistribution and use in source and binary forms, with or without 58e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * modification, are permitted provided that the following conditions 68e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * are met: 78e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 1. Redistributions of source code must retain the above copyright 88e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * notice, this list of conditions and the following disclaimer. 98e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 2. Redistributions in binary form must reproduce the above copyright 108e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * notice, this list of conditions and the following disclaimer in the 118e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * documentation and/or other materials provided with the distribution. 128e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 138e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY 148e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 158e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 168e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR 178e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 188e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 198e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 208e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 218e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 228e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 238e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 248e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project */ 258e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 260bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch#include <sys/sysctl.h> 278e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 280bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdochint processIsCrashing(int pid) 29635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project{ 300bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch int mib[4] = { CTL_KERN, KERN_PROC, KERN_PROC_PID, pid }; 310bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch struct kinfo_proc info; 320bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch size_t bufferSize = sizeof(info); 330bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch if (sysctl(mib, sizeof(mib) / sizeof(mib[0]), &info, &bufferSize, 0, 0)) { 340bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch perror("sysctl"); 350bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch return 0; 360bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch } 370bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch 380bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch struct extern_proc proc = info.kp_proc; 390bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch 400bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch // The process is crashing if it is waiting to exit, is not a zombie, and has a non-zero exit code. 410bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch return proc.p_stat != SZOMB && (proc.p_flag & P_WEXIT) && proc.p_xstat; 428e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 43