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b168057a | 1 | /* Copyright (C) 2002-2015 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 <stdlib.h> | |
22 | ||
23 | ||
24 | static pthread_mutex_t lock = PTHREAD_MUTEX_INITIALIZER; | |
25 | ||
26 | ||
27 | static void * | |
28 | tf (void *arg) | |
29 | { | |
30 | pthread_t mh = (pthread_t) arg; | |
31 | void *result; | |
32 | ||
33 | if (pthread_mutex_unlock (&lock) != 0) | |
34 | { | |
35 | puts ("unlock failed"); | |
36 | exit (1); | |
37 | } | |
38 | ||
39 | if (pthread_join (mh, &result) != 0) | |
40 | { | |
41 | puts ("join failed"); | |
42 | exit (1); | |
43 | } | |
44 | ||
45 | if (result != (void *) 42l) | |
46 | { | |
47 | printf ("result wrong: expected %p, got %p\n", (void *) 42, result); | |
48 | exit (1); | |
49 | } | |
50 | ||
51 | exit (0); | |
52 | } | |
53 | ||
54 | ||
55 | static int | |
56 | do_test (void) | |
57 | { | |
58 | pthread_t th; | |
59 | ||
60 | if (pthread_mutex_lock (&lock) != 0) | |
61 | { | |
62 | puts ("1st lock failed"); | |
63 | exit (1); | |
64 | } | |
65 | ||
66 | if (pthread_create (&th, NULL, tf, (void *) pthread_self ()) != 0) | |
67 | { | |
68 | puts ("create failed"); | |
69 | exit (1); | |
70 | } | |
71 | ||
72 | if (pthread_mutex_lock (&lock) != 0) | |
73 | { | |
74 | puts ("2nd lock failed"); | |
75 | exit (1); | |
76 | } | |
77 | ||
78 | pthread_exit ((void *) 42); | |
79 | } | |
80 | ||
81 | #define TEST_FUNCTION do_test () | |
82 | #include "../test-skeleton.c" |