nptl/tst-join4.c

   1 /* Copyright (C) 2003-2017 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3    Contributed by Ulrich Drepper <drepper@redhat.com>, 2003.
   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 #include <stdlib.h>
  23
  24
  25 static pthread_barrier_t bar;
  26
  27
  28 static void *
  29 tf (void *arg)
  30 {
  31   if (pthread_barrier_wait (&bar) != 0)
  32     {
  33       puts ("tf: barrier_wait failed");
  34       exit (1);
  35     }
  36
  37   return (void *) 1l;
  38 }
  39
  40
  41 static int
  42 do_test (void)
  43 {
  44   if (pthread_barrier_init (&bar, NULL, 3) != 0)
  45     {
  46       puts ("barrier_init failed");
  47       exit (1);
  48     }
  49
  50   pthread_attr_t a;
  51
  52   if (pthread_attr_init (&a) != 0)
  53     {
  54       puts ("attr_init failed");
  55       exit (1);
  56     }
  57
  58   if (pthread_attr_setstacksize (&a, 1 * 1024 * 1024) != 0)
  59     {
  60       puts ("attr_setstacksize failed");
  61       return 1;
  62     }
  63
  64   pthread_t th[2];
  65
  66   if (pthread_create (&th[0], &a, tf, NULL) != 0)
  67     {
  68       puts ("1st create failed");
  69       exit (1);
  70     }
  71
  72   if (pthread_attr_setdetachstate (&a, PTHREAD_CREATE_DETACHED) != 0)
  73     {
  74       puts ("attr_setdetachstate failed");
  75       exit (1);
  76     }
  77
  78   if (pthread_create (&th[1], &a, tf, NULL) != 0)
  79     {
  80       puts ("1st create failed");
  81       exit (1);
  82     }
  83
  84   if (pthread_attr_destroy (&a) != 0)
  85     {
  86       puts ("attr_destroy failed");
  87       exit (1);
  88     }
  89
  90   if (pthread_detach (th[0]) != 0)
  91     {
  92       puts ("could not detach 1st thread");
  93       exit (1);
  94     }
  95
  96   int err = pthread_detach (th[0]);
  97   if (err == 0)
  98     {
  99       puts ("second detach of 1st thread succeeded");
 100       exit (1);
 101     }
 102   if (err != EINVAL)
 103     {
 104       printf ("second detach of 1st thread returned %d, not EINVAL\n", err);
 105       exit (1);
 106     }
 107
 108   err = pthread_detach (th[1]);
 109   if (err == 0)
 110     {
 111       puts ("detach of 2nd thread succeeded");
 112       exit (1);
 113     }
 114   if (err != EINVAL)
 115     {
 116       printf ("detach of 2nd thread returned %d, not EINVAL\n", err);
 117       exit (1);
 118     }
 119
 120   exit (0);
 121 }
 122
 123 #define TEST_FUNCTION do_test ()
 124 #include "../test-skeleton.c"