1 | /* Check that __pthread_destroy_specific works correctly if it has to skip |
2 | unused slots. |
3 | Copyright (C) 2000-2024 Free Software Foundation, Inc. |
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 |
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. |
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 |
14 | Lesser General Public License for more details. |
15 | |
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 | <https://www.gnu.org/licenses/>. */ |
19 | |
20 | #define _GNU_SOURCE |
21 | |
22 | #include <error.h> |
23 | #include <pthread.h> |
24 | #include <stdio.h> |
25 | |
26 | |
27 | #define N_k 42 |
28 | |
29 | static volatile int v; |
30 | |
31 | static void |
32 | d (void *x) |
33 | { |
34 | int *i = (int *) x; |
35 | |
36 | if (v != *i) |
37 | error (status: 1, errnum: 0, format: "FAILED %d %d" , v, *i); |
38 | v += 2; |
39 | |
40 | printf (format: "%s %d\n" , __FUNCTION__, *i); |
41 | fflush (stdout); |
42 | } |
43 | |
44 | static void * |
45 | test (void *x) |
46 | { |
47 | pthread_key_t k[N_k]; |
48 | static int k_v[N_k]; |
49 | |
50 | int err, i; |
51 | |
52 | for (i = 0; i < N_k; i += 1) |
53 | { |
54 | err = pthread_key_create (key: &k[i], destr_function: &d); |
55 | if (err != 0) |
56 | error (status: 1, errnum: err, format: "pthread_key_create %d" , i); |
57 | } |
58 | |
59 | for (i = 0; i < N_k; i += 1) |
60 | { |
61 | k_v[i] = i; |
62 | err = pthread_setspecific (key: k[i], pointer: &k_v[i]); |
63 | if (err != 0) |
64 | error (status: 1, errnum: err, format: "pthread_setspecific %d" , i); |
65 | } |
66 | |
67 | /* Delete every even key. */ |
68 | for (i = 0; i < N_k; i += 2) |
69 | { |
70 | err = pthread_key_delete (key: k[i]); |
71 | if (err != 0) |
72 | error (status: 1, errnum: err, format: "pthread_key_delete %d" , i); |
73 | } |
74 | |
75 | v = 1; |
76 | pthread_exit (NULL); |
77 | |
78 | return NULL; |
79 | } |
80 | |
81 | |
82 | int |
83 | main (void) |
84 | { |
85 | pthread_t tid; |
86 | int err; |
87 | |
88 | err = pthread_create (newthread: &tid, attr: 0, start_routine: test, NULL); |
89 | if (err != 0) |
90 | error (status: 1, errnum: err, format: "pthread_create" ); |
91 | |
92 | err = pthread_join (th: tid, NULL); |
93 | if (err) |
94 | error (status: 1, errnum: err, format: "pthread_join" ); |
95 | |
96 | if (v != N_k + 1) |
97 | error (status: 1, errnum: 0, format: "FAILED END %d %d" , v, N_k + 1); |
98 | |
99 | return 0; |
100 | } |
101 | |