1 | /* Copyright (C) 2002-2024 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 <string.h> |
21 | |
22 | |
23 | static int |
24 | do_test (void) |
25 | { |
26 | pthread_key_t key1; |
27 | pthread_key_t key2; |
28 | void *value; |
29 | /* Addresses of val1 and val2 are used as arbitrary but valid pointers |
30 | in calls to pthread_setspecific to avoid GCC warnings. */ |
31 | char val1 = 0, val2 = 0; |
32 | int result = 0; |
33 | int err; |
34 | |
35 | err = pthread_key_create (key: &key1, NULL); |
36 | if (err != 0) |
37 | { |
38 | printf (format: "1st key_create failed: %s\n" , strerror (errnum: err)); |
39 | return 1; |
40 | } |
41 | |
42 | /* Initial value must be NULL. */ |
43 | value = pthread_getspecific (key: key1); |
44 | if (value != NULL) |
45 | { |
46 | puts (s: "1st getspecific != NULL" ); |
47 | result = 1; |
48 | } |
49 | |
50 | err = pthread_setspecific (key: key1, pointer: (void *) &val1); |
51 | if (err != 0) |
52 | { |
53 | printf (format: "1st setspecific failed: %s\n" , strerror (errnum: err)); |
54 | return 1; |
55 | } |
56 | |
57 | value = pthread_getspecific (key: key1); |
58 | if (value == NULL) |
59 | { |
60 | puts (s: "2nd getspecific == NULL\n" ); |
61 | result = 1; |
62 | } |
63 | else if (value != (void *) &val1) |
64 | { |
65 | puts (s: "2nd getspecific != &val1l\n" ); |
66 | result = 1; |
67 | } |
68 | |
69 | err = pthread_setspecific (key: key1, pointer: (void *) &val2); |
70 | if (err != 0) |
71 | { |
72 | printf (format: "2nd setspecific failed: %s\n" , strerror (errnum: err)); |
73 | return 1; |
74 | } |
75 | |
76 | value = pthread_getspecific (key: key1); |
77 | if (value == NULL) |
78 | { |
79 | puts (s: "3rd getspecific == NULL\n" ); |
80 | result = 1; |
81 | } |
82 | else if (value != (void *) &val2) |
83 | { |
84 | puts (s: "3rd getspecific != &val2\n" ); |
85 | result = 1; |
86 | } |
87 | |
88 | err = pthread_key_delete (key: key1); |
89 | if (err != 0) |
90 | { |
91 | printf (format: "key_delete failed: %s\n" , strerror (errnum: err)); |
92 | result = 1; |
93 | } |
94 | |
95 | |
96 | err = pthread_key_create (key: &key2, NULL); |
97 | if (err != 0) |
98 | { |
99 | printf (format: "2nd key_create failed: %s\n" , strerror (errnum: err)); |
100 | return 1; |
101 | } |
102 | |
103 | if (key1 != key2) |
104 | puts (s: "key1 != key2; no more tests performed" ); |
105 | else |
106 | { |
107 | value = pthread_getspecific (key: key2); |
108 | if (value != NULL) |
109 | { |
110 | puts (s: "4th getspecific != NULL" ); |
111 | result = 1; |
112 | } |
113 | } |
114 | |
115 | return result; |
116 | } |
117 | |
118 | #define TEST_FUNCTION do_test () |
119 | #include "../test-skeleton.c" |
120 | |