nptl/tst-key1.c

   1 /* Copyright (C) 2002-2016 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 <limits.h>
  20 #include <pthread.h>
  21 #include <stdio.h>
  22 #include <stdlib.h>
  23 #include <unistd.h>
  24
  25
  26 int
  27 do_test (void)
  28 {
  29   int max;
  30 #ifdef PTHREAD_KEYS_MAX
  31   max = PTHREAD_KEYS_MAX;
  32 #else
  33   max = _POSIX_THREAD_KEYS_MAX;
  34 #endif
  35   pthread_key_t *keys = alloca (max * sizeof (pthread_key_t));
  36
  37   int i;
  38   for (i = 0; i < max; ++i)
  39     if (pthread_key_create (&keys[i], NULL) != 0)
  40       {
  41         write (2, "key_create failed\n", 18);
  42         _exit (1);
  43       }
  44     else
  45       {
  46         printf ("created key %d\n", i);
  47
  48         if (pthread_setspecific (keys[i], (const void *) (i + 100l)) != 0)
  49           {
  50             write (2, "setspecific failed\n", 19);
  51             _exit (1);
  52           }
  53       }
  54
  55   for (i = 0; i < max; ++i)
  56     {
  57       if (pthread_getspecific (keys[i]) != (void *) (i + 100l))
  58         {
  59           write (2, "getspecific failed\n", 19);
  60           _exit (1);
  61         }
  62
  63       if (pthread_key_delete (keys[i]) != 0)
  64         {
  65           write (2, "key_delete failed\n", 18);
  66           _exit (1);
  67         }
  68     }
  69
  70   /* Now it must be once again possible to allocate keys.  */
  71   if (pthread_key_create (&keys[0], NULL) != 0)
  72     {
  73       write (2, "2nd key_create failed\n", 22);
  74       _exit (1);
  75     }
  76
  77   if (pthread_key_delete (keys[0]) != 0)
  78     {
  79       write (2, "2nd key_delete failed\n", 22);
  80       _exit (1);
  81     }
  82
  83   return 0;
  84 }
  85
  86
  87 #define TEST_FUNCTION do_test ()
  88 #include "../test-skeleton.c"