minidump_generator_test_helper.cc revision c45b12b4225be716eba98f8305eebe36b2b19dbb 
1// Copyright (c) 2010, 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// minidump_generator_test_helper.cc: A helper program that
31//   minidump_generator_test.cc can launch to test certain things
32//   that require a separate executable.
33
34#include <unistd.h>
35
36#include "client/mac/handler/exception_handler.h"
37#include "common/mac/MachIPC.h"
38
39using google_breakpad::MachPortSender;
40using google_breakpad::MachReceiveMessage;
41using google_breakpad::MachSendMessage;
42using google_breakpad::ReceivePort;
43
44int main(int argc, char** argv) {
45  if (argc < 2)
46    return 1;
47
48  if (strcmp(argv[1], "crash") != 0) {
49    const int kTimeoutMs = 2000;
50    // Send parent process the task and thread ports.
51    MachSendMessage child_message(0);
52    child_message.AddDescriptor(mach_task_self());
53    child_message.AddDescriptor(mach_thread_self());
54
55    MachPortSender child_sender(argv[1]);
56    if (child_sender.SendMessage(child_message, kTimeoutMs) != KERN_SUCCESS) {
57      fprintf(stderr, "Error sending message from child process!\n");
58      exit(1);
59    }
60
61    // Loop forever.
62    while (true) {
63      sleep(100);
64    }
65  } else if (argc == 3 && strcmp(argv[1], "crash") == 0) {
66    // Instantiate an OOP exception handler
67    google_breakpad::ExceptionHandler eh("", NULL, NULL, NULL, true, argv[2]);
68    // and crash.
69    int *a = (int*)0x42;
70    *a = 1;
71  }
72
73  return 0;
74}
75