nptl/tst-initializers1.c

   1 /* Copyright (C) 2005-2014 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3    Contributed by Jakub Jelinek <jakub@redhat.com>, 2005.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, see
  17    <http://www.gnu.org/licenses/>.  */
  18
  19 /* We test the code undef conditions outside of glibc.  */
  20 #undef _LIBC
  21
  22 #include <pthread.h>
  23
  24 pthread_mutex_t mtx_normal = PTHREAD_MUTEX_INITIALIZER;
  25 pthread_mutex_t mtx_recursive = PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP;
  26 pthread_mutex_t mtx_errorchk = PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP;
  27 pthread_mutex_t mtx_adaptive = PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP;
  28 pthread_rwlock_t rwl_normal = PTHREAD_RWLOCK_INITIALIZER;
  29 pthread_rwlock_t rwl_writer
  30   = PTHREAD_RWLOCK_WRITER_NONRECURSIVE_INITIALIZER_NP;
  31 pthread_cond_t cond = PTHREAD_COND_INITIALIZER;
  32
  33 int
  34 main (void)
  35 {
  36   if (mtx_normal.__data.__kind != PTHREAD_MUTEX_TIMED_NP)
  37     return 1;
  38   if (mtx_recursive.__data.__kind != PTHREAD_MUTEX_RECURSIVE_NP)
  39     return 2;
  40   if (mtx_errorchk.__data.__kind != PTHREAD_MUTEX_ERRORCHECK_NP)
  41     return 3;
  42   if (mtx_adaptive.__data.__kind != PTHREAD_MUTEX_ADAPTIVE_NP)
  43     return 4;
  44   if (rwl_normal.__data.__flags != PTHREAD_RWLOCK_PREFER_READER_NP)
  45     return 5;
  46   if (rwl_writer.__data.__flags
  47       != PTHREAD_RWLOCK_PREFER_WRITER_NONRECURSIVE_NP)
  48     return 6;
  49   /* <bits/libc-lock.h> __libc_rwlock_init definition for libc.so
  50      relies on PTHREAD_RWLOCK_INITIALIZER being all zeros.  If
  51      that ever changes, <bits/libc-lock.h> needs updating.  */
  52   size_t i;
  53   for (i = 0; i < sizeof (rwl_normal); i++)
  54     if (((char *) &rwl_normal)[i] != '\0')
  55       return 7;
  56   return 0;
  57 }