Back to index

glibc  2.9
tst-barrier1.c
Go to the documentation of this file.
00001 /* Copyright (C) 2002 Free Software Foundation, Inc.
00002    This file is part of the GNU C Library.
00003    Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
00004 
00005    The GNU C Library is free software; you can redistribute it and/or
00006    modify it under the terms of the GNU Lesser General Public
00007    License as published by the Free Software Foundation; either
00008    version 2.1 of the License, or (at your option) any later version.
00009 
00010    The GNU C Library is distributed in the hope that it will be useful,
00011    but WITHOUT ANY WARRANTY; without even the implied warranty of
00012    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013    Lesser General Public License for more details.
00014 
00015    You should have received a copy of the GNU Lesser General Public
00016    License along with the GNU C Library; if not, write to the Free
00017    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
00018    02111-1307 USA.  */
00019 
00020 #include <errno.h>
00021 #include <pthread.h>
00022 #include <stdio.h>
00023 
00024 
00025 static int
00026 do_test (void)
00027 {
00028   pthread_barrier_t b;
00029   int e;
00030   int cnt;
00031 
00032   e = pthread_barrier_init (&b, NULL, 0);
00033   if (e == 0)
00034     {
00035       puts ("barrier_init with count 0 succeeded");
00036       return 1;
00037     }
00038   if (e != EINVAL)
00039     {
00040       puts ("barrier_init with count 0 didn't return EINVAL");
00041       return 1;
00042     }
00043 
00044   if (pthread_barrier_init (&b, NULL, 1) != 0)
00045     {
00046       puts ("real barrier_init failed");
00047       return 1;
00048     }
00049 
00050   for (cnt = 0; cnt < 10; ++cnt)
00051     {
00052       e = pthread_barrier_wait (&b);
00053 
00054       if (e != PTHREAD_BARRIER_SERIAL_THREAD)
00055        {
00056          puts ("barrier_wait didn't return PTHREAD_BARRIER_SERIAL_THREAD");
00057          return 1;
00058        }
00059     }
00060 
00061   if (pthread_barrier_destroy (&b) != 0)
00062     {
00063       puts ("barrier_destroy failed");
00064       return 1;
00065     }
00066 
00067   return 0;
00068 }
00069 
00070 #define TEST_FUNCTION do_test ()
00071 #include "../test-skeleton.c"