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1 /*
2  * File: exception3.c
3  *
4  *
5  * --------------------------------------------------------------------------
6  *
7  *      Pthreads-win32 - POSIX Threads Library for Win32
8  *      Copyright(C) 1998 John E. Bossom
9  *      Copyright(C) 1999,2005 Pthreads-win32 contributors
10  *
11  *      Contact Email: rpj@callisto.canberra.edu.au
12  *
13  *      The current list of contributors is contained
14  *      in the file CONTRIBUTORS included with the source
15  *      code distribution. The list can also be seen at the
16  *      following World Wide Web location:
17  *      http://sources.redhat.com/pthreads-win32/contributors.html
18  *
19  *      This library is free software; you can redistribute it and/or
20  *      modify it under the terms of the GNU Lesser General Public
21  *      License as published by the Free Software Foundation; either
22  *      version 2 of the License, or (at your option) any later version.
23  *
24  *      This library is distributed in the hope that it will be useful,
25  *      but WITHOUT ANY WARRANTY; without even the implied warranty of
26  *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
27  *      Lesser General Public License for more details.
28  *
29  *      You should have received a copy of the GNU Lesser General Public
30  *      License along with this library in the file COPYING.LIB;
31  *      if not, write to the Free Software Foundation, Inc.,
32  *      59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
33  *
34  * --------------------------------------------------------------------------
35  *
36  * Test Synopsis: Test running of user supplied terminate() function.
37  *
38  * Test Method (Validation or Falsification):
39  * -
40  *
41  * Requirements Tested:
42  * -
43  *
44  * Features Tested:
45  * -
46  *
47  * Cases Tested:
48  * -
49  *
50  * Description:
51  * -
52  *
53  * Environment:
54  * -
55  *
56  * Input:
57  * - None.
58  *
59  * Output:
60  * - File name, Line number, and failed expression on failure.
61  * - No output on success.
62  *
63  * Assumptions:
64  * - have working pthread_create, pthread_self, pthread_mutex_lock/unlock
65  *   pthread_testcancel, pthread_cancel, pthread_join
66  *
67  * Pass Criteria:
68  * - Process returns zero exit status.
69  *
70  * Fail Criteria:
71  * - Process returns non-zero exit status.
72  */
73 
74 #include "test.h"
75 
76 #if defined(__cplusplus)
77 
78 #if defined(_MSC_VER)
79 # include <eh.h>
80 #else
81 # if defined(__GNUC__) && __GNUC__ < 3
82 #   include <new.h>
83 # else
84 #   include <new>
85     using std::set_terminate;
86 # endif
87 #endif
88 
89 /*
90  * Create NUMTHREADS threads in addition to the Main thread.
91  */
92 enum {
93   NUMTHREADS = 1
94 };
95 
96 int caught = 0;
97 pthread_mutex_t caughtLock;
98 
99 void
terminateFunction()100 terminateFunction ()
101 {
102   assert(pthread_mutex_lock(&caughtLock) == 0);
103   caught++;
104 #if 1
105   {
106      FILE * fp = fopen("pthread.log", "a");
107      fprintf(fp, "Caught = %d\n", caught);
108      fclose(fp);
109   }
110 #endif
111   assert(pthread_mutex_unlock(&caughtLock) == 0);
112 
113   /*
114    * Seems to work. That is, threads exit and the process
115    * continues. Note: need to check correct POSIX behaviour.
116    * My guess is: this is because of the
117    * eh incompatibility between g++ and MSVC++. That is,
118    * an exception thrown in g++ code doesn't propogate
119    * through or to MSVC++ code, and vice versa.
120    * Applications should probably not depend on this.
121    */
122   pthread_exit((void *) 0);
123 }
124 
125 void *
exceptionedThread(void * arg)126 exceptionedThread(void * arg)
127 {
128   int dummy = 0x1;
129 
130   (void) set_terminate(&terminateFunction);
131 
132   throw dummy;
133 
134   return (void *) 0;
135 }
136 
137 int
main()138 main()
139 {
140   int i;
141   pthread_t mt;
142   pthread_t et[NUMTHREADS];
143   pthread_mutexattr_t ma;
144 
145   assert((mt = pthread_self()).p != NULL);
146 
147   printf("See the notes inside of exception3.c re term_funcs.\n");
148 
149   assert(pthread_mutexattr_init(&ma) == 0);
150   assert(pthread_mutexattr_settype(&ma, PTHREAD_MUTEX_ERRORCHECK) == 0);
151   assert(pthread_mutex_init(&caughtLock, &ma) == 0);
152   assert(pthread_mutexattr_destroy(&ma) == 0);
153 
154   for (i = 0; i < NUMTHREADS; i++)
155     {
156       assert(pthread_create(&et[i], NULL, exceptionedThread, NULL) == 0);
157     }
158 
159   Sleep(5000);
160 
161   assert(caught == NUMTHREADS);
162 
163   /*
164    * Success.
165    */
166   return 0;
167 }
168 
169 #else /* defined(__cplusplus) */
170 
171 #include <stdio.h>
172 
173 int
main()174 main()
175 {
176   fprintf(stderr, "Test N/A for this compiler environment.\n");
177   return 0;
178 }
179 
180 #endif /* defined(__cplusplus) */
181