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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 <fcntl.h>
20#include <pthread.h>
21#include <stdio.h>
22#include <stdlib.h>
23#include <string.h>
24#include <unistd.h>
25
26
27static pthread_barrier_t b;
28
29
30static void
31cleanup (void *arg)
32{
33 fputs ("in cleanup\n", stdout);
34}
35
36
37static void *
38tf (void *arg)
39{
40 int fd = open ("/dev/null", O_RDWR);
41 if (fd == -1)
42 {
43 puts ("cannot open /dev/null");
44 exit (1);
45 }
46 FILE *fp = fdopen (fd, "w");
47 if (fp == NULL)
48 {
49 puts ("fdopen failed");
50 exit (1);
51 }
52
53 pthread_cleanup_push (cleanup, NULL);
54
55 int e = pthread_barrier_wait (&b);
56 if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD)
57 {
58 puts ("barrier_wait failed");
59 exit (1);
60 }
61
62 while (1)
63 /* fprintf() uses write() which is a cancallation point. */
64 fprintf (fp, "foo");
65
66 pthread_cleanup_pop (0);
67
68 return NULL;
69}
70
71
72static int
73do_test (void)
74{
75 if (pthread_barrier_init (&b, NULL, 2) != 0)
76 {
77 puts ("barrier_init failed");
78 exit (1);
79 }
80
81 pthread_t th;
82 if (pthread_create (&th, NULL, tf, NULL) != 0)
83 {
84 puts ("create failed");
85 return 1;
86 }
87
88 int e = pthread_barrier_wait (&b);
89 if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD)
90 {
91 puts ("barrier_wait failed");
92 exit (1);
93 }
94
95 sleep (1);
96
97 puts ("cancel now");
98
99 if (pthread_cancel (th) != 0)
100 {
101 puts ("cancel failed");
102 exit (1);
103 }
104
105 puts ("waiting for the child");
106
107 void *r;
108 if (pthread_join (th, &r) != 0)
109 {
110 puts ("join failed");
111 exit (1);
112 }
113
114 if (r != PTHREAD_CANCELED)
115 {
116 puts ("thread wasn't canceled");
117 exit (1);
118 }
119
120 return 0;
121}
122
123
124#define TEST_FUNCTION do_test ()
125#include "../test-skeleton.c"
126

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