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/* Copyright (C) 2003-2020 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@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, see
<https://www.gnu.org/licenses/>. */
#include <pthread.h>
#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
static int nrunning = 1;
static void
final_test (void)
{
puts ("final_test has been called");
#define THE_SIGNAL SIGUSR1
kill (getpid (), SIGUSR1);
}
static void *
tf (void *a)
{
if (pthread_join ((pthread_t) a, NULL) != 0)
{
printf ("join failed while %d are running\n", nrunning);
_exit (1);
}
printf ("%2d left\n", --nrunning);
return NULL;
}
int
do_test (void)
{
#define N 20
pthread_t t[N];
pthread_t last = pthread_self ();
int i;
atexit (final_test);
printf ("starting %d + 1 threads\n", N);
for (i = 0; i < N; ++i)
{
if (pthread_create (&t[i], NULL, tf, (void *) last) != 0)
{
puts ("create failed");
_exit (1);
}
++nrunning;
last = t[i];
}
printf ("%2d left\n", --nrunning);
pthread_exit (NULL);
}
#define EXPECTED_SIGNAL THE_SIGNAL
#define TEST_FUNCTION do_test ()
#include "../test-skeleton.c"
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