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Diffstat (limited to 'nptl/tst-cond2.c')
| -rw-r--r-- | nptl/tst-cond2.c | 162 |
1 files changed, 0 insertions, 162 deletions
diff --git a/nptl/tst-cond2.c b/nptl/tst-cond2.c deleted file mode 100644 index 29f47cd7dd..0000000000 --- a/nptl/tst-cond2.c +++ /dev/null @@ -1,162 +0,0 @@ -/* Copyright (C) 2002-2017 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. - - 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 - <http://www.gnu.org/licenses/>. */ - -#include <error.h> -#include <pthread.h> -#include <stdio.h> -#include <stdlib.h> - - -static pthread_mutex_t mut = PTHREAD_MUTEX_INITIALIZER; -static pthread_cond_t cond = PTHREAD_COND_INITIALIZER; - -static pthread_barrier_t bar; - - -static void * -tf (void *a) -{ - int i = (long int) a; - int err; - - printf ("child %d: lock\n", i); - - err = pthread_mutex_lock (&mut); - if (err != 0) - error (EXIT_FAILURE, err, "locking in child failed"); - - printf ("child %d: sync\n", i); - - int e = pthread_barrier_wait (&bar); - if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD) - { - puts ("child: barrier_wait failed"); - exit (1); - } - - printf ("child %d: wait\n", i); - - err = pthread_cond_wait (&cond, &mut); - if (err != 0) - error (EXIT_FAILURE, err, "child %d: failed to wait", i); - - printf ("child %d: woken up\n", i); - - err = pthread_mutex_unlock (&mut); - if (err != 0) - error (EXIT_FAILURE, err, "child %d: unlock[2] failed", i); - - printf ("child %d: done\n", i); - - return NULL; -} - - -#define N 10 - - -static int -do_test (void) -{ - pthread_t th[N]; - int i; - int err; - - printf ("&cond = %p\n&mut = %p\n", &cond, &mut); - - if (pthread_barrier_init (&bar, NULL, 2) != 0) - { - puts ("barrier_init failed"); - exit (1); - } - - pthread_attr_t at; - - if (pthread_attr_init (&at) != 0) - { - puts ("attr_init failed"); - return 1; - } - - if (pthread_attr_setstacksize (&at, 1 * 1024 * 1024) != 0) - { - puts ("attr_setstacksize failed"); - return 1; - } - - for (i = 0; i < N; ++i) - { - printf ("create thread %d\n", i); - - err = pthread_create (&th[i], &at, tf, (void *) (long int) i); - if (err != 0) - error (EXIT_FAILURE, err, "cannot create thread %d", i); - - printf ("wait for child %d\n", i); - - /* Wait for the child to start up and get the mutex for the - conditional variable. */ - int e = pthread_barrier_wait (&bar); - if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD) - { - puts ("barrier_wait failed"); - exit (1); - } - } - - if (pthread_attr_destroy (&at) != 0) - { - puts ("attr_destroy failed"); - return 1; - } - - puts ("get lock outselves"); - - err = pthread_mutex_lock (&mut); - if (err != 0) - error (EXIT_FAILURE, err, "mut locking failed"); - - puts ("broadcast"); - - /* Wake up all threads. */ - err = pthread_cond_broadcast (&cond); - if (err != 0) - error (EXIT_FAILURE, err, "parent: broadcast failed"); - - err = pthread_mutex_unlock (&mut); - if (err != 0) - error (EXIT_FAILURE, err, "mut unlocking failed"); - - /* Join all threads. */ - for (i = 0; i < N; ++i) - { - printf ("join thread %d\n", i); - - err = pthread_join (th[i], NULL); - if (err != 0) - error (EXIT_FAILURE, err, "join of child %d failed", i); - } - - puts ("done"); - - return 0; -} - - -#define TEST_FUNCTION do_test () -#include "../test-skeleton.c" |