Warning: That file was not part of the compilation database. It may have many parsing errors.

1/* Copyright (C) 2003-2019 Free Software Foundation, Inc.
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
16 License along with the GNU C Library; if not, see
17 <http://www.gnu.org/licenses/>. */
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
27static int do_test (void);
28
29#define TEST_FUNCTION do_test ()
30#include "../test-skeleton.c"
31
32#include "eintr.c"
33
34
35static pthread_mutex_t m1 = PTHREAD_MUTEX_INITIALIZER;
36static pthread_mutex_t m2 = PTHREAD_MUTEX_INITIALIZER;
37
38
39static void *
40tf1 (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];
52 printf ("tf1: mutex_timedlock returned: %s\n",
53 strerror_r (e, buf, sizeof (buf)));
54
55 exit (1);
56}
57
58
59static void *
60tf2 (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
82static int
83do_test (void)
84{
85 if (pthread_mutex_lock (&m1) != 0)
86 {
87 puts ("mutex_lock failed");
88 exit (1);
89 }
90
91 setup_eintr (SIGUSR1, NULL);
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
111 delayed_exit (3);
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
117 return 1;
118}
119

Warning: That file was not part of the compilation database. It may have many parsing errors.