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