xref: /netbsd-src/external/gpl3/gdb.old/dist/gdb/testsuite/gdb.threads/leader-exit.c (revision 8b657b0747480f8989760d71343d6dd33f8d4cf9)
1 /* Clean exit of the thread group leader should not break GDB.
2 
3    Copyright 2007-2023 Free Software Foundation, Inc.
4 
5    This program is free software; you can redistribute it and/or modify
6    it under the terms of the GNU General Public License as published by
7    the Free Software Foundation; either version 3 of the License, or
8    (at your option) any later version.
9 
10    This program is distributed in the hope that it will be useful,
11    but WITHOUT ANY WARRANTY; without even the implied warranty of
12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13    GNU General Public License for more details.
14 
15    You should have received a copy of the GNU General Public License
16    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
17 
18 #include <pthread.h>
19 #include <assert.h>
20 #include <unistd.h>
21 
22 static volatile pthread_t main_thread;
23 
24 static void *
25 start (void *arg)
26 {
27   int i;
28 
29   i = pthread_join (main_thread, NULL);
30   assert (i == 0);
31 
32   sleep (10);  /* break-here */
33   return arg;
34 }
35 
36 int
37 main (void)
38 {
39   pthread_t thread;
40   int i;
41 
42   main_thread = pthread_self ();
43 
44   i = pthread_create (&thread, NULL, start, NULL);
45   assert (i == 0);
46 
47   pthread_exit (NULL);
48   /* NOTREACHED */
49   return 0;
50 }
51