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
43 using namespace google_breakpad;
44
45 // Thread use this to see if it should stop working.
46 static bool should_exit = false;
47
foo2(int arg)48 static 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
foo(int arg)56 static 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
thread_crash(void *)63 static 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
thread_main(void *)72 static void *thread_main(void *) {
73 while (!should_exit)
74 sleep(1);
75 return NULL;
76 }
77
CreateCrashThread()78 static void CreateCrashThread() {
79 pthread_t h;
80 pthread_create(&h, NULL, thread_crash, NULL);
81 pthread_detach(h);
82 }
83
84 // Create working threads.
CreateThread(int num)85 static 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.
MinidumpCallback(const char * dump_path,const char * minidump_id,void * context,bool succeeded)94 static 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
main(int argc,char * argv[])107 int 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