1 /* Copyright (C) 2002-2022 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 <stdio.h>
20 #include <unistd.h>
21 
22 #define N 2
23 
24 
25 static int do_test (void);
26 
27 #define TEST_FUNCTION do_test ()
28 #include "../test-skeleton.c"
29 
30 static int cnt0;
31 static void
f0(void * p)32 f0 (void *p)
33 {
34   ++cnt0;
35 }
36 
37 
38 static int cnt1;
39 static void
f1(void * p)40 f1 (void *p)
41 {
42   ++cnt1;
43 }
44 
45 
46 static void (*fcts[N]) (void *) =
47 {
48   f0,
49   f1
50 };
51 
52 
53 static pthread_barrier_t b;
54 
55 
56 static void *
tf(void * arg)57 tf (void *arg)
58 {
59   pthread_key_t *key = (pthread_key_t *) arg;
60 
61   if (pthread_setspecific (*key, arg) != 0)
62     {
63       write_message ("setspecific failed\n");
64       _exit (1);
65     }
66 
67   pthread_barrier_wait (&b);
68 
69   const struct timespec t = { .tv_sec = 1000, .tv_nsec = 0 };
70   while (1)
71     nanosleep (&t, NULL);
72 
73   /* NOTREACHED */
74   return NULL;
75 }
76 
77 
78 int
do_test(void)79 do_test (void)
80 {
81   pthread_key_t keys[N];
82 
83   int i;
84   for (i = 0; i < N; ++i)
85     if (pthread_key_create (&keys[i], fcts[i]) != 0)
86       {
87 	write_message ("key_create failed\n");
88 	_exit (1);
89       }
90 
91   if (pthread_barrier_init (&b, NULL, 2) != 0)
92     {
93       write_message ("barrier_init failed\n");
94       _exit (1);
95     }
96 
97   pthread_t th;
98   if (pthread_create (&th, NULL, tf, &keys[1]) != 0)
99     {
100       write_message ("create failed\n");
101       _exit (1);
102     }
103 
104   pthread_barrier_wait (&b);
105 
106   if (pthread_cancel (th) != 0)
107     {
108       write_message ("cancel failed\n");
109       _exit (1);
110     }
111 
112   void *status;
113   if (pthread_join (th, &status) != 0)
114     {
115       write_message ("join failed\n");
116       _exit (1);
117     }
118 
119   if (status != PTHREAD_CANCELED)
120     {
121       write_message ("thread not canceled\n");
122       _exit (1);
123     }
124 
125   /* Note that the TSD destructors not necessarily have to have
126      finished by the time pthread_join returns.  At least according to
127      POSIX.  We implement the stronger requirement that they indeed
128      have run and therefore these tests succeed.  */
129   if (cnt0 != 0)
130     {
131       write_message ("cnt0 != 0\n");
132       _exit (1);
133     }
134 
135   if (cnt1 != 1)
136     {
137       write_message ("cnt1 != 1\n");
138       _exit (1);
139     }
140 
141   for (i = 0; i < N; ++i)
142     if (pthread_key_delete (keys[i]) != 0)
143       {
144 	write_message ("key_delete failed\n");
145 	_exit (1);
146       }
147 
148   if (pthread_barrier_destroy (&b) != 0)
149     {
150       write_message ("barrier_destroy failed\n");
151       _exit (1);
152     }
153 
154   return 0;
155 }
156