1/* Copyright (C) 2003-2024 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
8
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
13
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <https://www.gnu.org/licenses/>. */
17
18#include <pthread.h>
19#include <signal.h>
20#include <stdio.h>
21#include <stdlib.h>
22
23
24static pthread_cond_t c = PTHREAD_COND_INITIALIZER;
25static pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER;
26static pthread_barrier_t b;
27
28static void *
29tf (void *a)
30{
31 if (pthread_mutex_lock (mutex: &m) != 0)
32 {
33 puts (s: "child: mutex_lock failed");
34 exit (1);
35 }
36
37 int e = pthread_barrier_wait (barrier: &b);
38 if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD)
39 {
40 puts (s: "child: barrier_wait failed");
41 exit (1);
42 }
43
44 /* This call should never return. */
45 pthread_cond_wait (cond: &c, mutex: &m);
46
47 return NULL;
48}
49
50
51int
52do_test (void)
53{
54 pthread_t th;
55
56 if (pthread_barrier_init (barrier: &b, NULL, count: 2) != 0)
57 {
58 puts (s: "barrier_init failed");
59 exit (1);
60 }
61
62 if (pthread_create (newthread: &th, NULL, start_routine: tf, NULL) != 0)
63 {
64 puts (s: "create failed");
65 exit (1);
66 }
67
68 int e = pthread_barrier_wait (barrier: &b);
69 if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD)
70 {
71 puts (s: "barrier_wait failed");
72 exit (1);
73 }
74
75 if (pthread_mutex_lock (mutex: &m) != 0)
76 {
77 puts (s: "mutex_lock failed");
78 exit (1);
79 }
80
81 /* Send the thread a signal which it doesn't catch and which will
82 cause the process to terminate. */
83 if (pthread_kill (threadid: th, SIGUSR1) != 0)
84 {
85 puts (s: "kill failed");
86 exit (1);
87 }
88
89 /* This call should never return. */
90 pthread_join (th: th, NULL);
91
92 return 0;
93}
94
95
96#define EXPECTED_SIGNAL SIGUSR1
97#define TEST_FUNCTION do_test ()
98#include "../test-skeleton.c"
99

source code of glibc/sysdeps/pthread/tst-kill1.c