nptl/tst-initializers1.c

   1 /* Copyright (C) 2005, 2006, 2007 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, write to the Free
  17    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  18    02111-1307 USA.  */
  19
  20 /* We test the code undef conditions outside of glibc.  */
  21 #undef _LIBC
  22
  23 #include <pthread.h>
  24
  25 pthread_mutex_t mtx_normal = PTHREAD_MUTEX_INITIALIZER;
  26 pthread_mutex_t mtx_recursive = PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP;
  27 pthread_mutex_t mtx_errorchk = PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP;
  28 pthread_mutex_t mtx_adaptive = PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP;
  29 pthread_rwlock_t rwl_normal = PTHREAD_RWLOCK_INITIALIZER;
  30 pthread_rwlock_t rwl_writer
  31   = PTHREAD_RWLOCK_WRITER_NONRECURSIVE_INITIALIZER_NP;
  32 pthread_cond_t cond = PTHREAD_COND_INITIALIZER;
  33
  34 int
  35 main (void)
  36 {
  37   if (mtx_normal.__data.__kind != PTHREAD_MUTEX_TIMED_NP)
  38     return 1;
  39   if (mtx_recursive.__data.__kind != PTHREAD_MUTEX_RECURSIVE_NP)
  40     return 2;
  41   if (mtx_errorchk.__data.__kind != PTHREAD_MUTEX_ERRORCHECK_NP)
  42     return 3;
  43   if (mtx_adaptive.__data.__kind != PTHREAD_MUTEX_ADAPTIVE_NP)
  44     return 4;
  45   if (rwl_normal.__data.__flags != PTHREAD_RWLOCK_PREFER_READER_NP)
  46     return 5;
  47   if (rwl_writer.__data.__flags
  48       != PTHREAD_RWLOCK_PREFER_WRITER_NONRECURSIVE_NP)
  49     return 6;
  50   /* <bits/libc-lock.h> __libc_rwlock_init definition for libc.so
  51      relies on PTHREAD_RWLOCK_INITIALIZER being all zeros.  If
  52      that ever changes, <bits/libc-lock.h> needs updating.  */
  53   size_t i;
  54   for (i = 0; i < sizeof (rwl_normal); i++)
  55     if (((char *) &rwl_normal)[i] != '\0')
  56       return 7;
  57   return 0;
  58 }