1 | /* Verify that exception table for pthread_cond_wait is correct. |
2 | Copyright (C) 2012-2024 Free Software Foundation, Inc. |
3 | This file is part of the GNU C Library. |
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 |
16 | License along with the GNU C Library; if not, see |
17 | <https://www.gnu.org/licenses/>. */ |
18 | |
19 | #include <pthread.h> |
20 | #include <stdio.h> |
21 | #include <stdint.h> |
22 | #include <string.h> |
23 | #include <unistd.h> |
24 | |
25 | pthread_mutex_t mutex; |
26 | pthread_cond_t cond; |
27 | |
28 | #define CHECK_RETURN_VAL_OR_FAIL(ret,str) \ |
29 | ({ if ((ret) != 0) \ |
30 | { \ |
31 | printf ("%s failed: %s\n", (str), strerror (ret)); \ |
32 | ret = 1; \ |
33 | goto out; \ |
34 | } \ |
35 | }) |
36 | |
37 | |
38 | void |
39 | clean (void *arg) |
40 | { |
41 | puts (s: "clean: Unlocking mutex..." ); |
42 | pthread_mutex_unlock (mutex: (pthread_mutex_t *) arg); |
43 | puts (s: "clean: Mutex unlocked..." ); |
44 | } |
45 | |
46 | void * |
47 | thr (void *arg) |
48 | { |
49 | int ret = 0; |
50 | pthread_mutexattr_t mutexAttr; |
51 | ret = pthread_mutexattr_init (attr: &mutexAttr); |
52 | CHECK_RETURN_VAL_OR_FAIL (ret, "pthread_mutexattr_init" ); |
53 | |
54 | ret = pthread_mutexattr_setprotocol (attr: &mutexAttr, protocol: PTHREAD_PRIO_INHERIT); |
55 | CHECK_RETURN_VAL_OR_FAIL (ret, "pthread_mutexattr_setprotocol" ); |
56 | |
57 | ret = pthread_mutex_init (mutex: &mutex, mutexattr: &mutexAttr); |
58 | CHECK_RETURN_VAL_OR_FAIL (ret, "pthread_mutex_init" ); |
59 | |
60 | ret = pthread_cond_init (cond: &cond, cond_attr: 0); |
61 | CHECK_RETURN_VAL_OR_FAIL (ret, "pthread_cond_init" ); |
62 | |
63 | puts (s: "th: Init done, entering wait..." ); |
64 | |
65 | pthread_cleanup_push (clean, (void *) &mutex); |
66 | ret = pthread_mutex_lock (mutex: &mutex); |
67 | CHECK_RETURN_VAL_OR_FAIL (ret, "pthread_mutex_lock" ); |
68 | while (1) |
69 | { |
70 | ret = pthread_cond_wait (cond: &cond, mutex: &mutex); |
71 | CHECK_RETURN_VAL_OR_FAIL (ret, "pthread_cond_wait" ); |
72 | } |
73 | pthread_cleanup_pop (1); |
74 | |
75 | out: |
76 | return (void *) (uintptr_t) ret; |
77 | } |
78 | |
79 | int |
80 | do_test (void) |
81 | { |
82 | pthread_t thread; |
83 | int ret = 0; |
84 | void *thr_ret = 0; |
85 | ret = pthread_create (newthread: &thread, attr: 0, start_routine: thr, arg: &thr_ret); |
86 | CHECK_RETURN_VAL_OR_FAIL (ret, "pthread_create" ); |
87 | |
88 | puts (s: "main: Thread created, waiting a bit..." ); |
89 | sleep (seconds: 2); |
90 | |
91 | puts (s: "main: Cancelling thread..." ); |
92 | ret = pthread_cancel (th: thread); |
93 | CHECK_RETURN_VAL_OR_FAIL (ret, "pthread_cancel" ); |
94 | |
95 | puts (s: "main: Joining th..." ); |
96 | ret = pthread_join (th: thread, NULL); |
97 | CHECK_RETURN_VAL_OR_FAIL (ret, "pthread_join" ); |
98 | |
99 | if (thr_ret != NULL) |
100 | return 1; |
101 | |
102 | puts (s: "main: Joined thread, done!" ); |
103 | |
104 | out: |
105 | return ret; |
106 | } |
107 | |
108 | #define TEST_FUNCTION do_test () |
109 | #include "../test-skeleton.c" |
110 | |