1 /* Copyright (C) 2003-2014 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by Ulrich Drepper <drepper@redhat.com>, 2003.
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.
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.
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/>. */
29 static pthread_barrier_t b2;
44 int r = pthread_barrier_wait (&b2);
45 if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
47 puts ("child thread: barrier_wait failed");
51 pthread_cleanup_push (cl, NULL);
53 /* This call should never return. */
54 (void) lockf (fd, F_LOCK, 0);
56 pthread_cleanup_pop (0);
65 char fname[] = "/tmp/cancel16XXXXXX";
69 puts ("mkstemp failed");
74 char mem[sizeof (pthread_barrier_t)];
75 memset (mem, '\0', sizeof (mem));
76 if (TEMP_FAILURE_RETRY (pwrite (fd, mem, sizeof (mem), 0)) != sizeof (mem))
78 puts ("pwrite failed");
82 void *p = mmap (NULL, sizeof (mem), PROT_READ|PROT_WRITE, MAP_SHARED, fd, 0);
88 pthread_barrier_t *b = (pthread_barrier_t *) p;
90 pthread_barrierattr_t ba;
91 if (pthread_barrierattr_init (&ba) != 0)
93 puts ("barrierattr_init failed");
96 if (pthread_barrierattr_setpshared (&ba, 1) != 0)
98 puts ("barrierattr_setshared failed");
102 if (pthread_barrier_init (b, &ba, 2) != 0)
104 puts ("1st barrier_init failed");
107 if (pthread_barrierattr_destroy (&ba) != 0)
109 puts ("barrier_destroy failed");
116 /* Child. Lock the file and wait. */
117 if (lockf (fd, F_LOCK, 0) != 0)
119 puts ("child process: lockf failed");
123 int r = pthread_barrier_wait (b);
124 if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
126 puts ("child process: 1st barrier_wait failed");
130 /* Make sure the process dies. */
133 r = pthread_barrier_wait (b);
134 if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
136 puts ("child process: 2nd barrier_wait failed");
144 puts ("fork failed");
148 int r = pthread_barrier_wait (b);
149 if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
151 puts ("main: 1st barrier_wait failed");
155 if (pthread_barrier_init (&b2, NULL, 2) != 0)
157 puts ("2nd barrier_init failed");
162 if (pthread_create (&th, NULL, tf, NULL) != 0)
164 puts ("create failed");
168 r = pthread_barrier_wait (&b2);
169 if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
171 puts ("main: 2nd barrier_wait failed");
178 if (pthread_cancel (th) != 0)
180 puts ("cancel failed");
185 if (pthread_join (th, &result) != 0)
187 puts ("join failed");
190 if (result != PTHREAD_CANCELED)
192 puts ("thread not canceled");
197 puts ("cleanup handler not called");
201 r = pthread_barrier_wait (b);
202 if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
204 puts ("main: 3rd barrier_wait failed");
209 if (TEMP_FAILURE_RETRY (waitpid (pid, &status, 0)) != pid)
211 puts ("waitpid failed");
214 if (WEXITSTATUS (status) != 0)
216 printf ("child process exits with %d\n", WEXITSTATUS (status));
220 if (lockf (fd, F_LOCK, 0) != 0)
222 puts ("main: lockf failed");
229 #define TEST_FUNCTION do_test ()
230 #include "../test-skeleton.c"