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f7a9f785 | 1 | /* Copyright (C) 2002-2016 Free Software Foundation, Inc. |
76a50749 UD |
2 | This file is part of the GNU C Library. |
3 | Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. | |
4 | ||
5 | The GNU C Library is free software; you can redistribute it and/or | |
6 | modify it under the terms of the GNU Lesser General Public | |
7 | License as published by the Free Software Foundation; either | |
8 | version 2.1 of the License, or (at your option) any later version. | |
9 | ||
10 | The GNU C Library is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | Lesser General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU Lesser General Public | |
59ba27a6 PE |
16 | License along with the GNU C Library; if not, see |
17 | <http://www.gnu.org/licenses/>. */ | |
76a50749 UD |
18 | |
19 | #include <pthread.h> | |
20 | #include <stdio.h> | |
21 | #include <stdint.h> | |
22 | #include <stdlib.h> | |
23 | #include <unistd.h> | |
24 | ||
25 | ||
26 | #define N 20 | |
27 | ||
28 | static pthread_t th[N]; | |
29 | static pthread_mutex_t lock[N]; | |
30 | ||
31 | ||
32 | static void *tf (void *a) | |
33 | { | |
34 | uintptr_t idx = (uintptr_t) a; | |
35 | ||
36 | pthread_mutex_lock (&lock[idx]); | |
37 | ||
38 | return pthread_equal (pthread_self (), th[idx]) ? NULL : (void *) 1l; | |
39 | } | |
40 | ||
41 | ||
42 | int | |
43 | do_test (void) | |
44 | { | |
45 | if (pthread_equal (pthread_self (), pthread_self ()) == 0) | |
46 | { | |
47 | puts ("pthread_equal (pthread_self (), pthread_self ()) failed"); | |
48 | exit (1); | |
49 | } | |
50 | ||
4d1a02ef UD |
51 | pthread_attr_t at; |
52 | ||
53 | if (pthread_attr_init (&at) != 0) | |
54 | { | |
55 | puts ("attr_init failed"); | |
56 | return 1; | |
57 | } | |
58 | ||
59 | if (pthread_attr_setstacksize (&at, 1 * 1024 * 1024) != 0) | |
60 | { | |
61 | puts ("attr_setstacksize failed"); | |
62 | return 1; | |
63 | } | |
64 | ||
76a50749 UD |
65 | int i; |
66 | for (i = 0; i < N; ++i) | |
67 | { | |
68 | if (pthread_mutex_init (&lock[i], NULL) != 0) | |
69 | { | |
70 | puts ("mutex_init failed"); | |
71 | exit (1); | |
72 | } | |
73 | ||
696e556e UD |
74 | if (pthread_mutex_lock (&lock[i]) != 0) |
75 | { | |
76 | puts ("mutex_lock failed"); | |
77 | exit (1); | |
78 | } | |
79 | ||
4d1a02ef | 80 | if (pthread_create (&th[i], &at, tf, (void *) (long int) i) != 0) |
76a50749 UD |
81 | { |
82 | puts ("create failed"); | |
83 | exit (1); | |
84 | } | |
85 | ||
86 | if (pthread_mutex_unlock (&lock[i]) != 0) | |
87 | { | |
88 | puts ("mutex_unlock failed"); | |
89 | exit (1); | |
90 | } | |
91 | ||
92 | printf ("created thread %d\n", i); | |
93 | } | |
94 | ||
4d1a02ef UD |
95 | if (pthread_attr_destroy (&at) != 0) |
96 | { | |
97 | puts ("attr_destroy failed"); | |
98 | return 1; | |
99 | } | |
100 | ||
76a50749 UD |
101 | int result = 0; |
102 | for (i = 0; i < N; ++i) | |
103 | { | |
104 | void *r; | |
105 | int e; | |
106 | if ((e = pthread_join (th[i], &r)) != 0) | |
107 | { | |
108 | printf ("join failed: %d\n", e); | |
109 | _exit (1); | |
110 | } | |
111 | else if (r != NULL) | |
112 | result = 1; | |
113 | } | |
114 | ||
c0a1472e | 115 | return result; |
76a50749 UD |
116 | } |
117 | ||
118 | ||
119 | #define TEST_FUNCTION do_test () | |
120 | #include "../test-skeleton.c" |