1/* This testcase is part of GDB, the GNU debugger.
2
3   Copyright 2008-2023 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/* Test handling thread control across an execl.  */
19
20/* The original image loads a thread library and has several threads,
21   while the new image does not load a thread library.  */
22
23#include <unistd.h>
24#include <pthread.h>
25#include <stdio.h>
26#include <string.h>
27#include <stdlib.h>
28
29void *
30thread_function (void *arg)
31{
32  while (1)
33    sleep (100);
34  return NULL;
35}
36
37int
38main (int argc, char* argv[])
39{
40  pthread_t thread1;
41  pthread_t thread2;
42  char *new_image;
43
44  pthread_create (&thread1, NULL, thread_function, NULL);
45  pthread_create (&thread2, NULL, thread_function, NULL);
46
47  new_image = malloc (strlen (argv[0]) + 2);
48  strcpy (new_image, argv[0]);
49  strcat (new_image, "1");
50
51  if (execl (new_image, new_image, NULL) == -1) /* set breakpoint here */
52    return 1;
53
54  return 0;
55}
56