1// Copyright (c) 2007, Google Inc. 2// All rights reserved. 3// 4// Redistribution and use in source and binary forms, with or without 5// modification, are permitted provided that the following conditions are 6// met: 7// 8// * Redistributions of source code must retain the above copyright 9// notice, this list of conditions and the following disclaimer. 10// * Redistributions in binary form must reproduce the above 11// copyright notice, this list of conditions and the following disclaimer 12// in the documentation and/or other materials provided with the 13// distribution. 14// * Neither the name of Google Inc. nor the names of its 15// contributors may be used to endorse or promote products derived from 16// this software without specific prior written permission. 17// 18// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 30// Author: Alfred Peng 31 32#include <pthread.h> 33#include <unistd.h> 34 35#include <cassert> 36#include <cstdio> 37#include <cstdlib> 38#include <cstring> 39 40#include "client/solaris/handler/exception_handler.h" 41#include "client/solaris/handler/solaris_lwp.h" 42 43using namespace google_breakpad; 44 45// Thread use this to see if it should stop working. 46static bool should_exit = false; 47 48static int foo2(int arg) { 49 // Stack variable, used for debugging stack dumps. 50 int c = 0xcccccccc; 51 fprintf(stderr, "Thread trying to crash: %x\n", getpid()); 52 c = *reinterpret_cast<int *>(0x5); 53 return c; 54} 55 56static int foo(int arg) { 57 // Stack variable, used for debugging stack dumps. 58 int b = 0xbbbbbbbb; 59 b = foo2(b); 60 return b; 61} 62 63static void *thread_crash(void *) { 64 // Stack variable, used for debugging stack dumps. 65 int a = 0xaaaaaaaa; 66 sleep(3); 67 a = foo(a); 68 printf("%x\n", a); 69 return NULL; 70} 71 72static void *thread_main(void *) { 73 while (!should_exit) 74 sleep(1); 75 return NULL; 76} 77 78static void CreateCrashThread() { 79 pthread_t h; 80 pthread_create(&h, NULL, thread_crash, NULL); 81 pthread_detach(h); 82} 83 84// Create working threads. 85static void CreateThread(int num) { 86 pthread_t h; 87 for (int i = 0; i < num; ++i) { 88 pthread_create(&h, NULL, thread_main, NULL); 89 pthread_detach(h); 90 } 91} 92 93// Callback when minidump written. 94static bool MinidumpCallback(const char *dump_path, 95 const char *minidump_id, 96 void *context, 97 bool succeeded) { 98 int index = reinterpret_cast<int>(context); 99 if (index == 0) { 100 should_exit = true; 101 return true; 102 } 103 // Don't process it. 104 return false; 105} 106 107int main(int argc, char *argv[]) { 108 int handler_index = 1; 109 ExceptionHandler handler_ignore(".", NULL, MinidumpCallback, 110 (void*)handler_index, true); 111 CreateCrashThread(); 112 CreateThread(10); 113 114 while (true) 115 sleep(20); 116 should_exit = true; 117 118 return 0; 119} 120