nptl/tst-rwlock13.c

   1 /* Copyright (C) 2004 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3
   4    The GNU C Library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Lesser General Public
   6    License as published by the Free Software Foundation; either
   7    version 2.1 of the License, or (at your option) any later version.
   8
   9    The GNU C Library is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public
  15    License along with the GNU C Library; if not, write to the Free
  16    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  17    02111-1307 USA.  */
  18
  19 #include <pthread.h>
  20 #include <stdio.h>
  21 #include <string.h>
  22
  23
  24 static int
  25 do_test (void)
  26 {
  27   pthread_rwlock_t r;
  28   int ret;
  29
  30   memset (&r, 0xaa, sizeof (r));
  31   if ((ret = pthread_rwlock_init (&r, NULL)) != 0)
  32     {
  33       printf ("rwlock_init failed: %d\n", ret);
  34       return 1;
  35     }
  36
  37   if ((ret = pthread_rwlock_rdlock (&r)) != 0)
  38     {
  39       printf ("rwlock_rdlock failed: %d\n", ret);
  40       return 1;
  41     }
  42
  43   if ((ret = pthread_rwlock_unlock (&r)) != 0)
  44     {
  45       printf ("rwlock_unlock failed: %d\n", ret);
  46       return 1;
  47     }
  48
  49   if ((ret = pthread_rwlock_wrlock (&r)) != 0)
  50     {
  51       printf ("rwlock_wrlock failed: %d\n", ret);
  52       return 1;
  53     }
  54
  55   if ((ret = pthread_rwlock_unlock (&r)) != 0)
  56     {
  57       printf ("second rwlock_unlock failed: %d\n", ret);
  58       return 1;
  59     }
  60
  61   if ((ret = pthread_rwlock_destroy (&r)) != 0)
  62     {
  63       printf ("second rwlock_destroy failed: %d\n", ret);
  64       return 1;
  65     }
  66
  67   return 0;
  68 }
  69
  70 #define TEST_FUNCTION do_test ()
  71 #include "../test-skeleton.c"