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Diffstat (limited to 'nptl/tst-once4.c')
| -rw-r--r-- | nptl/tst-once4.c | 200 |
1 files changed, 0 insertions, 200 deletions
diff --git a/nptl/tst-once4.c b/nptl/tst-once4.c deleted file mode 100644 index abcb164552..0000000000 --- a/nptl/tst-once4.c +++ /dev/null @@ -1,200 +0,0 @@ -/* 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 <stdio.h> -#include <stdlib.h> -#include <time.h> -#include <unistd.h> - - -static pthread_once_t once = PTHREAD_ONCE_INIT; - -static pthread_cond_t cond = PTHREAD_COND_INITIALIZER; -static pthread_mutex_t mut = PTHREAD_MUTEX_INITIALIZER; - -static pthread_barrier_t bar; - -static int global; -static int cl_called; - -static void -once_handler1 (void) -{ - if (pthread_mutex_lock (&mut) != 0) - { - puts ("once_handler1: mutex_lock failed"); - exit (1); - } - - int r = pthread_barrier_wait (&bar); - if (r != 0 && r!= PTHREAD_BARRIER_SERIAL_THREAD) - { - puts ("once_handler1: barrier_wait failed"); - exit (1); - } - - pthread_cond_wait (&cond, &mut); - - /* We should never get here. */ -} - - -static void -once_handler2 (void) -{ - global = 1; -} - - -static void -cl (void *arg) -{ - ++cl_called; -} - - -static void * -tf1 (void *arg) -{ - pthread_cleanup_push (cl, NULL); - - pthread_once (&once, once_handler1); - - pthread_cleanup_pop (0); - - /* We should never get here. */ - puts ("pthread_once in tf returned"); - exit (1); -} - - -static void * -tf2 (void *arg) -{ - pthread_cleanup_push (cl, NULL); - - int r = pthread_barrier_wait (&bar); - if (r != 0 && r!= PTHREAD_BARRIER_SERIAL_THREAD) - { - puts ("once_handler2: barrier_wait failed"); - exit (1); - } - - pthread_cleanup_pop (0); - - pthread_once (&once, once_handler2); - - return NULL; -} - - -static int -do_test (void) -{ - pthread_t th[2]; - - if (pthread_barrier_init (&bar, NULL, 2) != 0) - { - puts ("barrier_init failed"); - return 1; - } - - if (pthread_create (&th[0], NULL, tf1, NULL) != 0) - { - puts ("first create failed"); - return 1; - } - - int r = pthread_barrier_wait (&bar); - if (r != 0 && r!= PTHREAD_BARRIER_SERIAL_THREAD) - { - puts ("first barrier_wait failed"); - return 1; - } - - if (pthread_mutex_lock (&mut) != 0) - { - puts ("mutex_lock failed"); - return 1; - } - /* We unlock the mutex so that we catch the case where the pthread_cond_wait - call incorrectly resumes and tries to get the mutex. */ - if (pthread_mutex_unlock (&mut) != 0) - { - puts ("mutex_unlock failed"); - return 1; - } - - if (pthread_create (&th[1], NULL, tf2, NULL) != 0) - { - puts ("second create failed"); - return 1; - } - - r = pthread_barrier_wait (&bar); - if (r != 0 && r!= PTHREAD_BARRIER_SERIAL_THREAD) - { - puts ("second barrier_wait failed"); - return 1; - } - - /* Give the second thread a chance to reach the pthread_once call. */ - sleep (2); - - /* Cancel the thread. */ - if (pthread_cancel (th[0]) != 0) - { - puts ("cancel failed"); - return 1; - } - - void *result; - pthread_join (th[0], &result); - if (result != PTHREAD_CANCELED) - { - puts ("first join didn't return PTHREAD_CANCELED"); - return 1; - } - - puts ("joined first thread"); - - pthread_join (th[1], &result); - if (result != NULL) - { - puts ("second join didn't return PTHREAD_CANCELED"); - return 1; - } - - if (global != 1) - { - puts ("global still 0"); - return 1; - } - - if (cl_called != 1) - { - printf ("cl_called = %d\n", cl_called); - return 1; - } - - return 0; -} - -#define TEST_FUNCTION do_test () -#include "../test-skeleton.c" |