174 lines
3.5 KiB
C
174 lines
3.5 KiB
C
/* Copyright (C) 2003 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Ulrich Drepper <drepper@redhat.com>, 2003.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#include <errno.h>
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#include <pthread.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <time.h>
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#include <unistd.h>
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static pthread_barrier_t b;
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/* Cleanup handling test. */
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static int cl_called;
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static void
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cl (void *arg)
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{
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++cl_called;
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}
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static void *
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tf (void *arg)
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{
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int r = pthread_barrier_wait (&b);
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if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
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{
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puts ("barrier_wait failed");
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exit (1);
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}
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pthread_cleanup_push (cl, NULL);
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struct timespec ts = { .tv_sec = arg == NULL ? 10000000 : 0, .tv_nsec = 0 };
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TEMP_FAILURE_RETRY (clock_nanosleep (CLOCK_REALTIME, 0, &ts, &ts));
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pthread_cleanup_pop (0);
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puts ("clock_nanosleep returned");
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exit (1);
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}
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static int
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do_test (void)
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{
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if (pthread_barrier_init (&b, NULL, 2) != 0)
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{
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puts ("barrier_init failed");
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return 1;
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}
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pthread_t th;
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if (pthread_create (&th, NULL, tf, NULL) != 0)
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{
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puts ("1st create failed");
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return 1;
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}
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int r = pthread_barrier_wait (&b);
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if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
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{
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puts ("barrier_wait failed");
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exit (1);
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}
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struct timespec ts = { .tv_sec = 0, .tv_nsec = 100000000 };
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while (nanosleep (&ts, &ts) != 0)
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continue;
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puts ("going to cancel in-time");
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if (pthread_cancel (th) != 0)
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{
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puts ("1st cancel failed");
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return 1;
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}
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void *status;
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if (pthread_join (th, &status) != 0)
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{
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puts ("1st join failed");
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return 1;
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}
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if (status != PTHREAD_CANCELED)
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{
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puts ("1st thread not canceled");
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return 1;
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}
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if (cl_called == 0)
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{
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puts ("cleanup handler not called");
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return 1;
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}
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if (cl_called > 1)
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{
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puts ("cleanup handler called more than once");
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return 1;
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}
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puts ("in-time cancellation succeeded");
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cl_called = 0;
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if (pthread_create (&th, NULL, tf, NULL) != 0)
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{
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puts ("2nd create failed");
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return 1;
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}
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puts ("going to cancel early");
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if (pthread_cancel (th) != 0)
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{
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puts ("2nd cancel failed");
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return 1;
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}
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r = pthread_barrier_wait (&b);
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if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
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{
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puts ("barrier_wait failed");
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exit (1);
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}
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if (pthread_join (th, &status) != 0)
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{
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puts ("2nd join failed");
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return 1;
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}
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if (status != PTHREAD_CANCELED)
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{
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puts ("2nd thread not canceled");
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return 1;
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}
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if (cl_called == 0)
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{
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printf ("cleanup handler not called\n");
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return 1;
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}
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if (cl_called > 1)
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{
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printf ("cleanup handler called more than once\n");
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return 1;
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}
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puts ("early cancellation succeeded");
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return 0;
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}
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#define TEST_FUNCTION do_test ()
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#include "../test-skeleton.c"
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