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581c785b | 1 | /* Copyright (C) 2002-2022 Free Software Foundation, Inc. |
76a50749 | 2 | This file is part of the GNU C Library. |
76a50749 UD |
3 | |
4 | The GNU C Library is free software; you can redistribute it and/or | |
5 | modify it under the terms of the GNU Lesser General Public | |
6 | License as published by the Free Software Foundation; either | |
7 | version 2.1 of the License, or (at your option) any later version. | |
8 | ||
9 | The GNU C Library is distributed in the hope that it will be useful, | |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
12 | Lesser General Public License for more details. | |
13 | ||
14 | You should have received a copy of the GNU Lesser General Public | |
59ba27a6 | 15 | License along with the GNU C Library; if not, see |
5a82c748 | 16 | <https://www.gnu.org/licenses/>. */ |
76a50749 UD |
17 | |
18 | /* NOTE: this tests functionality beyond POSIX. POSIX does not allow | |
19 | exit to be called more than once. */ | |
20 | ||
21 | #include <pthread.h> | |
22 | #include <stdio.h> | |
23 | #include <stdlib.h> | |
24 | ||
76a50749 UD |
25 | static pthread_barrier_t b; |
26 | ||
27 | ||
28 | static void * | |
29 | tf (void *arg) | |
30 | { | |
31 | int r = pthread_barrier_wait (&b); | |
32 | if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD) | |
33 | { | |
34 | puts ("barrier_wait failed"); | |
35 | exit (1); | |
36 | } | |
37 | ||
38 | exit (0); | |
39 | } | |
40 | ||
41 | ||
42 | static int | |
43 | do_test (void) | |
44 | { | |
567fb22a | 45 | if (pthread_barrier_init (&b, NULL, 2) != 0) |
76a50749 UD |
46 | { |
47 | puts ("barrier_init failed"); | |
48 | exit (1); | |
49 | } | |
50 | ||
abeb3007 UD |
51 | pthread_t th; |
52 | if (pthread_create (&th, NULL, tf, NULL) != 0) | |
53 | { | |
54 | puts ("create failed"); | |
55 | exit (1); | |
56 | } | |
76a50749 UD |
57 | |
58 | int r = pthread_barrier_wait (&b); | |
59 | if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD) | |
60 | { | |
61 | puts ("barrier_wait failed"); | |
62 | exit (1); | |
63 | } | |
64 | ||
65 | /* Do nothing. */ | |
abeb3007 | 66 | if (pthread_join (th, NULL) == 0) |
76a50749 UD |
67 | { |
68 | puts ("join succeeded!?"); | |
69 | exit (1); | |
70 | } | |
71 | ||
72 | puts ("join returned!?"); | |
73 | exit (1); | |
74 | } | |
75 | ||
76 | #define TEST_FUNCTION do_test () | |
77 | #include "../test-skeleton.c" |