glibc/nptl/tst-initializers1.c

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/* Copyright (C) 2005, 2006, 2007 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Jakub Jelinek <jakub@redhat.com>, 2005.
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/>. */
/* We test the code undef conditions outside of glibc. */
#undef _LIBC
#include <pthread.h>
pthread_mutex_t mtx_normal = PTHREAD_MUTEX_INITIALIZER;
pthread_mutex_t mtx_recursive = PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP;
pthread_mutex_t mtx_errorchk = PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP;
pthread_mutex_t mtx_adaptive = PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP;
pthread_rwlock_t rwl_normal = PTHREAD_RWLOCK_INITIALIZER;
pthread_rwlock_t rwl_writer
= PTHREAD_RWLOCK_WRITER_NONRECURSIVE_INITIALIZER_NP;
pthread_cond_t cond = PTHREAD_COND_INITIALIZER;
int
main (void)
{
if (mtx_normal.__data.__kind != PTHREAD_MUTEX_TIMED_NP)
return 1;
if (mtx_recursive.__data.__kind != PTHREAD_MUTEX_RECURSIVE_NP)
return 2;
if (mtx_errorchk.__data.__kind != PTHREAD_MUTEX_ERRORCHECK_NP)
return 3;
if (mtx_adaptive.__data.__kind != PTHREAD_MUTEX_ADAPTIVE_NP)
return 4;
if (rwl_normal.__data.__flags != PTHREAD_RWLOCK_PREFER_READER_NP)
return 5;
if (rwl_writer.__data.__flags
!= PTHREAD_RWLOCK_PREFER_WRITER_NONRECURSIVE_NP)
return 6;
/* <bits/libc-lock.h> __libc_rwlock_init definition for libc.so
relies on PTHREAD_RWLOCK_INITIALIZER being all zeros. If
that ever changes, <bits/libc-lock.h> needs updating. */
size_t i;
for (i = 0; i < sizeof (rwl_normal); i++)
if (((char *) &rwl_normal)[i] != '\0')
return 7;
return 0;
}