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33574c17 ST |
1 | /* Test that the key reuse inside libpthread does not cause thread |
2 | specific values to persist. | |
04277e02 | 3 | Copyright (C) 2000-2019 Free Software Foundation, Inc. |
33574c17 ST |
4 | This file is part of the GNU C Library. |
5 | ||
6 | The GNU C Library is free software; you can redistribute it and/or | |
ad2b41bf ST |
7 | modify it under the terms of the GNU Lesser General Public |
8 | License as published by the Free Software Foundation; either | |
9 | version 2.1 of the License, or (at your option) any later version. | |
33574c17 ST |
10 | |
11 | The GNU C Library is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
ad2b41bf | 14 | Lesser General Public License for more details. |
33574c17 | 15 | |
ad2b41bf ST |
16 | You should have received a copy of the GNU Lesser General Public |
17 | License along with the GNU C Library; if not, see | |
18 | <http://www.gnu.org/licenses/>. */ | |
33574c17 ST |
19 | |
20 | #define _GNU_SOURCE 1 | |
21 | ||
22 | #include <pthread.h> | |
23 | #include <stdio.h> | |
24 | #include <assert.h> | |
25 | #include <errno.h> | |
26 | ||
27 | void | |
28 | work (int iter) | |
29 | { | |
30 | error_t err; | |
31 | pthread_key_t key1; | |
32 | pthread_key_t key2; | |
33 | void *value1; | |
34 | void *value2; | |
35 | ||
36 | printf ("work/%d: start\n", iter); | |
37 | err = pthread_key_create (&key1, NULL); | |
38 | assert (err == 0); | |
39 | err = pthread_key_create (&key2, NULL); | |
40 | assert (err == 0); | |
41 | ||
42 | value1 = pthread_getspecific (key1); | |
43 | value2 = pthread_getspecific (key2); | |
44 | printf ("work/%d: pre-setspecific: %p,%p\n", iter, value1, value2); | |
45 | assert (value1 == NULL); | |
46 | assert (value2 == NULL); | |
47 | err = pthread_setspecific (key1, (void *) (0x100 + iter)); | |
48 | assert (err == 0); | |
49 | err = pthread_setspecific (key2, (void *) (0x200 + iter)); | |
50 | assert (err == 0); | |
51 | ||
52 | value1 = pthread_getspecific (key1); | |
53 | value2 = pthread_getspecific (key2); | |
54 | printf ("work/%d: post-setspecific: %p,%p\n", iter, value1, value2); | |
55 | assert (value1 == (void *) (0x100 + iter)); | |
56 | assert (value2 == (void *) (0x200 + iter)); | |
57 | ||
58 | err = pthread_key_delete (key1); | |
59 | assert (err == 0); | |
60 | err = pthread_key_delete (key2); | |
61 | assert (err == 0); | |
62 | } | |
63 | ||
64 | int | |
65 | main (int argc, char *argv[]) | |
66 | { | |
67 | int i; | |
68 | ||
69 | for (i = 0; i < 8; ++i) | |
70 | work (i + 1); | |
71 | ||
72 | return 0; | |
73 | } |