nptl/tst-spin3.c

   1 /* Copyright (C) 2002-2017 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3    Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
   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 #include <pthread.h>
  20 #include <signal.h>
  21 #include <stdio.h>
  22 #include <unistd.h>
  23
  24 static int do_test (void);
  25
  26 #define TEST_FUNCTION do_test ()
  27 #include "../test-skeleton.c"
  28
  29 static int
  30 do_test (void)
  31 {
  32   pthread_spinlock_t s;
  33
  34   if (pthread_spin_init (&s, PTHREAD_PROCESS_PRIVATE) != 0)
  35     {
  36       puts ("spin_init failed");
  37       return 1;
  38     }
  39
  40   if (pthread_spin_lock (&s) != 0)
  41     {
  42       puts ("1st spin_lock failed");
  43       return 1;
  44     }
  45
  46   delayed_exit (1);
  47
  48   /* This call should never return.  */
  49   xpthread_spin_lock (&s);
  50
  51   puts ("2nd spin_lock returned");
  52   return 1;
  53 }