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688903eb | 1 | /* Copyright (C) 2003-2018 Free Software Foundation, Inc. |
675620f7 UD |
2 | This file is part of the GNU C Library. |
3 | Contributed by Ulrich Drepper <drepper@redhat.com>, 2003. | |
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/>. */ | |
675620f7 UD |
18 | |
19 | #include <errno.h> | |
20 | #include <pthread.h> | |
21 | #include <signal.h> | |
22 | #include <stdio.h> | |
23 | #include <stdlib.h> | |
24 | #include <string.h> | |
25 | #include <sys/time.h> | |
26 | ||
7e625f7e FW |
27 | static int do_test (void); |
28 | ||
29 | #define TEST_FUNCTION do_test () | |
30 | #include "../test-skeleton.c" | |
31 | ||
675620f7 UD |
32 | #include "eintr.c" |
33 | ||
34 | ||
35 | static pthread_mutex_t m1 = PTHREAD_MUTEX_INITIALIZER; | |
36 | static pthread_mutex_t m2 = PTHREAD_MUTEX_INITIALIZER; | |
37 | ||
38 | ||
39 | static void * | |
40 | tf1 (void *arg) | |
41 | { | |
42 | struct timespec ts; | |
43 | struct timeval tv; | |
44 | ||
45 | gettimeofday (&tv, NULL); | |
46 | TIMEVAL_TO_TIMESPEC (&tv, &ts); | |
47 | ts.tv_sec += 10000; | |
48 | ||
49 | /* This call must never return. */ | |
50 | int e = pthread_mutex_timedlock (&m1, &ts); | |
51 | char buf[100]; | |
26f0119e | 52 | printf ("tf1: mutex_timedlock returned: %s\n", |
675620f7 UD |
53 | strerror_r (e, buf, sizeof (buf))); |
54 | ||
55 | exit (1); | |
56 | } | |
57 | ||
58 | ||
59 | static void * | |
60 | tf2 (void *arg) | |
61 | { | |
62 | while (1) | |
63 | { | |
64 | int e = pthread_mutex_lock (&m2); | |
65 | if (e != 0) | |
66 | { | |
67 | puts ("tf2: mutex_lock failed"); | |
68 | exit (1); | |
69 | } | |
70 | e = pthread_mutex_unlock (&m2); | |
71 | if (e != 0) | |
72 | { | |
73 | puts ("tf2: mutex_unlock failed"); | |
74 | exit (1); | |
75 | } | |
76 | struct timespec ts = { .tv_sec = 0, .tv_nsec = 10000000 }; | |
77 | nanosleep (&ts, NULL); | |
78 | } | |
79 | } | |
80 | ||
81 | ||
82 | static int | |
83 | do_test (void) | |
84 | { | |
85 | if (pthread_mutex_lock (&m1) != 0) | |
86 | { | |
87 | puts ("mutex_lock failed"); | |
88 | exit (1); | |
89 | } | |
90 | ||
4efdd8d3 | 91 | setup_eintr (SIGUSR1, NULL); |
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92 | |
93 | pthread_t th; | |
94 | char buf[100]; | |
95 | int e = pthread_create (&th, NULL, tf1, NULL); | |
96 | if (e != 0) | |
97 | { | |
98 | printf ("main: 1st pthread_create failed: %s\n", | |
99 | strerror_r (e, buf, sizeof (buf))); | |
100 | exit (1); | |
101 | } | |
102 | ||
103 | e = pthread_create (&th, NULL, tf2, NULL); | |
104 | if (e != 0) | |
105 | { | |
106 | printf ("main: 2nd pthread_create failed: %s\n", | |
107 | strerror_r (e, buf, sizeof (buf))); | |
108 | exit (1); | |
109 | } | |
110 | ||
7e625f7e | 111 | delayed_exit (3); |
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112 | /* This call must never return. */ |
113 | e = pthread_mutex_lock (&m1); | |
114 | printf ("main: mutex_lock returned: %s\n", | |
115 | strerror_r (e, buf, sizeof (buf))); | |
116 | ||
eaf95a26 | 117 | return 1; |
675620f7 | 118 | } |