dd0b7b197e
2004-02-20 Ulrich Drepper <drepper@redhat.com> * tst-cancel9.c (cleanup): Don't print to stderr.
127 lines
2.5 KiB
C
127 lines
2.5 KiB
C
/* Copyright (C) 2003, 2004 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, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#include <fcntl.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 <string.h>
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#include <unistd.h>
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static pthread_barrier_t b;
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static void
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cleanup (void *arg)
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{
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fputs ("in cleanup\n", stdout);
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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 fd = open ("/dev/null", O_RDWR);
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if (fd == -1)
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{
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puts ("cannot open /dev/null");
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exit (1);
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}
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FILE *fp = fdopen (fd, "w");
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if (fp == NULL)
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{
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puts ("fdopen failed");
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exit (1);
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}
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pthread_cleanup_push (cleanup, NULL);
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int e = pthread_barrier_wait (&b);
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if (e != 0 && e != 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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while (1)
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/* fprintf() uses write() which is a cancallation point. */
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fprintf (fp, "foo");
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pthread_cleanup_pop (0);
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return NULL;
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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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exit (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 ("create failed");
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return 1;
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}
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int e = pthread_barrier_wait (&b);
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if (e != 0 && e != 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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sleep (1);
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puts ("cancel now");
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if (pthread_cancel (th) != 0)
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{
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puts ("cancel failed");
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exit (1);
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}
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puts ("waiting for the child");
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void *r;
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if (pthread_join (th, &r) != 0)
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{
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puts ("join failed");
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exit (1);
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}
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if (r != PTHREAD_CANCELED)
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{
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puts ("thread wasn't canceled");
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exit (1);
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}
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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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