1 | /* Copyright (C) 2004-2024 Free Software Foundation, Inc. |
2 | This file is part of the GNU C Library. |
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 |
15 | License along with the GNU C Library; if not, see |
16 | <https://www.gnu.org/licenses/>. */ |
17 | |
18 | #include <pthread.h> |
19 | #include <stdio.h> |
20 | #include <stdlib.h> |
21 | |
22 | |
23 | static pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER; |
24 | |
25 | |
26 | static void |
27 | cl (void *p) |
28 | { |
29 | pthread_mutex_unlock (mutex: &m); |
30 | } |
31 | |
32 | |
33 | static void * |
34 | tf (void *arg) |
35 | { |
36 | if (pthread_mutex_lock (mutex: &m) != 0) |
37 | { |
38 | puts (s: "2nd mutex_lock failed" ); |
39 | exit (1); |
40 | } |
41 | |
42 | exit (0); |
43 | } |
44 | |
45 | |
46 | static int |
47 | do_test (void) |
48 | { |
49 | pthread_key_t k; |
50 | if (pthread_key_create (key: &k, destr_function: cl) != 0) |
51 | { |
52 | puts (s: "key_create failed" ); |
53 | return 1; |
54 | } |
55 | /* Use an arbitrary but valid pointer as the value. */ |
56 | if (pthread_setspecific (key: k, pointer: (void *) &k) != 0) |
57 | { |
58 | puts (s: "setspecific failed" ); |
59 | return 1; |
60 | } |
61 | |
62 | if (pthread_mutex_lock (mutex: &m) != 0) |
63 | { |
64 | puts (s: "1st mutex_lock failed" ); |
65 | return 1; |
66 | } |
67 | |
68 | pthread_t th; |
69 | if (pthread_create (newthread: &th, NULL, start_routine: tf, NULL) != 0) |
70 | { |
71 | puts (s: "create failed" ); |
72 | return 1; |
73 | } |
74 | |
75 | pthread_exit (NULL); |
76 | } |
77 | |
78 | |
79 | #define TEST_FUNCTION do_test () |
80 | #include "../test-skeleton.c" |
81 | |