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/* Copyright (C) 2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <errno.h>
#include <pthread.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <sys/time.h>
typedef struct
{
pthread_cond_t cond;
pthread_mutex_t lock;
pthread_t h;
} T;
static volatile bool done;
static void *
tf (void *arg)
{
puts ("child created");
if (pthread_setcancelstate (PTHREAD_CANCEL_ENABLE, NULL) != 0
|| pthread_setcanceltype (PTHREAD_CANCEL_DEFERRED, NULL) != 0)
{
puts ("cannot set cancellation options");
exit (1);
}
T *t = (T *) arg;
if (pthread_mutex_lock (&t->lock) != 0)
{
puts ("child: lock failed");
exit (1);
}
done = true;
if (pthread_cond_signal (&t->cond) != 0)
{
puts ("child: cond_signal failed");
exit (1);
}
if (pthread_cond_wait (&t->cond, &t->lock) != 0)
{
puts ("child: cond_wait failed");
exit (1);
}
if (pthread_mutex_unlock (&t->lock) != 0)
{
puts ("child: unlock failed");
exit (1);
}
return NULL;
}
static int
do_test (void)
{
int i;
#define N 100
T *t[N];
for (i = 0; i < N; ++i)
{
printf ("round %d\n", i);
t[i] = (T *) malloc (sizeof (T));
if (t[i] == NULL)
{
puts ("out of memory");
exit (1);
}
if (pthread_mutex_init (&t[i]->lock, NULL) != 0
|| pthread_cond_init (&t[i]->cond, NULL) != 0)
{
puts ("an _init function failed");
exit (1);
}
if (pthread_mutex_lock (&t[i]->lock) != 0)
{
puts ("initial mutex_lock failed");
exit (1);
}
done = false;
if (pthread_create (&t[i]->h, NULL, tf, t[i]) != 0)
{
puts ("pthread_create failed");
exit (1);
}
do
if (pthread_cond_wait (&t[i]->cond, &t[i]->lock) != 0)
{
puts ("cond_wait failed");
exit (1);
}
while (! done);
/* Release the lock since the cancel handler will get it. */
if (pthread_mutex_unlock (&t[i]->lock) != 0)
{
puts ("mutex_unlock failed");
exit (1);
}
if (pthread_cancel (t[i]->h) != 0)
{
puts ("cancel failed");
exit (1);
}
puts ("parent: joining now");
void *result;
if (pthread_join (t[i]->h, &result) != 0)
{
puts ("join failed");
exit (1);
}
if (result != PTHREAD_CANCELED)
{
puts ("result != PTHREAD_CANCELED");
exit (1);
}
}
for (i = 0; i < N; ++i)
free (t[i]);
return 0;
}
#define TEST_FUNCTION do_test ()
#include "../test-skeleton.c"
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