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873657b9 PA |
1 | /* This testcase is part of GDB, the GNU debugger. |
2 | ||
3 | Copyright 2019-2020 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 <stdio.h> | |
19 | #include <unistd.h> | |
20 | #include <stdlib.h> | |
21 | #include <pthread.h> | |
22 | ||
23 | #define NUM 2 | |
24 | ||
25 | static pthread_barrier_t threads_started_barrier; | |
26 | ||
27 | static void * | |
28 | thread_function (void *arg) | |
29 | { | |
30 | pthread_barrier_wait (&threads_started_barrier); | |
31 | ||
32 | while (1) | |
33 | { | |
34 | /* Sleep a bit to give the other threads a chance to run. */ | |
35 | usleep (1); /* set breakpoint here */ | |
36 | } | |
37 | ||
38 | pthread_exit (NULL); | |
39 | } | |
40 | ||
41 | static void | |
42 | all_started (void) | |
43 | { | |
44 | } | |
45 | ||
46 | int | |
47 | main () | |
48 | { | |
49 | pthread_t threads[NUM]; | |
50 | long i; | |
51 | ||
52 | pthread_barrier_init (&threads_started_barrier, NULL, NUM + 1); | |
53 | ||
54 | for (i = 1; i <= NUM; i++) | |
55 | { | |
56 | int res; | |
57 | ||
58 | res = pthread_create (&threads[i - 1], | |
59 | NULL, | |
60 | thread_function, NULL); | |
61 | } | |
62 | ||
63 | pthread_barrier_wait (&threads_started_barrier); | |
64 | ||
65 | all_started (); | |
66 | ||
67 | sleep (180); | |
68 | ||
69 | exit (EXIT_SUCCESS); | |
70 | } |