diff options
Diffstat (limited to 'REORG.TODO/nptl/tst-rwlock5.c')
-rw-r--r-- | REORG.TODO/nptl/tst-rwlock5.c | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/REORG.TODO/nptl/tst-rwlock5.c b/REORG.TODO/nptl/tst-rwlock5.c new file mode 100644 index 0000000000..ca95fc0714 --- /dev/null +++ b/REORG.TODO/nptl/tst-rwlock5.c @@ -0,0 +1,84 @@ +/* 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 <pthread.h> +#include <signal.h> +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> + +static int do_test (void); + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" + +static pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER; +static pthread_rwlock_t r; + + +static void * +tf (void *arg) +{ + if (pthread_rwlock_wrlock (&r) == 0) + { + puts ("child: rwlock_wrlock succeeded"); + exit (1); + } + + puts ("child: rwlock_wrlock returned"); + + exit (1); +} + + +static int +do_test (void) +{ + pthread_t th; + + if (pthread_rwlock_init (&r, NULL) != 0) + { + puts ("rwlock_init failed"); + return 1; + } + + if (pthread_rwlock_wrlock (&r) != 0) + { + puts ("rwlock_wrlock failed"); + return 1; + } + + if (pthread_mutex_lock (&m) != 0) + { + puts ("mutex_lock failed"); + return 1; + } + + if (pthread_create (&th, NULL, tf, NULL) != 0) + { + puts ("create failed"); + return 1; + } + + delayed_exit (1); + /* This call should never return. */ + xpthread_mutex_lock (&m); + + puts ("2nd mutex_lock returned"); + return 1; +} |