nptl/tst-barrier1.c

   1 /* Copyright (C) 2002 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 <errno.h>
  20 #include <pthread.h>
  21 #include <stdio.h>
  22
  23
  24 static int
  25 do_test (void)
  26 {
  27   pthread_barrier_t b;
  28   int e;
  29   int cnt;
  30
  31   e = pthread_barrier_init (&b, NULL, 0);
  32   if (e == 0)
  33     {
  34       puts ("barrier_init with count 0 succeeded");
  35       return 1;
  36     }
  37   if (e != EINVAL)
  38     {
  39       puts ("barrier_init with count 0 didn't return EINVAL");
  40       return 1;
  41     }
  42
  43   if (pthread_barrier_init (&b, NULL, 1) != 0)
  44     {
  45       puts ("real barrier_init failed");
  46       return 1;
  47     }
  48
  49   for (cnt = 0; cnt < 10; ++cnt)
  50     {
  51       e = pthread_barrier_wait (&b);
  52
  53       if (e != PTHREAD_BARRIER_SERIAL_THREAD)
  54         {
  55           puts ("barrier_wait didn't return PTHREAD_BARRIER_SERIAL_THREAD");
  56           return 1;
  57         }
  58     }
  59
  60   if (pthread_barrier_destroy (&b) != 0)
  61     {
  62       puts ("barrier_destroy failed");
  63       return 1;
  64     }
  65
  66   return 0;
  67 }
  68
  69 #define TEST_FUNCTION do_test ()
  70 #include "../test-skeleton.c"