linuxthreads/tst-tsd1.c

   1 /* Copyright (C) 2002, 2005 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, write to the Free
  17    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  18    02111-1307 USA.  */
  19
  20 #include <pthread.h>
  21 #include <stdio.h>
  22 #include <string.h>
  23
  24
  25 static int
  26 do_test (void)
  27 {
  28   pthread_key_t key1;
  29   pthread_key_t key2;
  30   void *value;
  31   int result = 0;
  32   int err;
  33
  34   err = pthread_key_create (&key1, NULL);
  35   if (err != 0)
  36     {
  37       printf ("1st key_create failed: %s\n", strerror (err));
  38       return 1;
  39     }
  40
  41   /* Initial value must be NULL.  */
  42   value = pthread_getspecific (key1);
  43   if (value != NULL)
  44     {
  45       puts ("1st getspecific != NULL");
  46       result = 1;
  47     }
  48
  49   err = pthread_setspecific (key1, (void *) -2l);
  50   if (err != 0)
  51     {
  52       printf ("1st setspecific failed: %s\n", strerror (err));
  53       return 1;
  54     }
  55
  56   value = pthread_getspecific (key1);
  57   if (value == NULL)
  58     {
  59       puts ("2nd getspecific == NULL\n");
  60       result = 1;
  61     }
  62   else if (value != (void *) -2l)
  63     {
  64       puts ("2nd getspecific != -2l\n");
  65       result = 1;
  66     }
  67
  68   err = pthread_setspecific (key1, (void *) -3l);
  69   if (err != 0)
  70     {
  71       printf ("2nd setspecific failed: %s\n", strerror (err));
  72       return 1;
  73     }
  74
  75   value = pthread_getspecific (key1);
  76   if (value == NULL)
  77     {
  78       puts ("3rd getspecific == NULL\n");
  79       result = 1;
  80     }
  81   else if (value != (void *) -3l)
  82     {
  83       puts ("3rd getspecific != -2l\n");
  84       result = 1;
  85     }
  86
  87   err = pthread_key_delete (key1);
  88   if (err != 0)
  89     {
  90       printf ("key_delete failed: %s\n", strerror (err));
  91       result = 1;
  92     }
  93
  94
  95   err = pthread_key_create (&key2, NULL);
  96   if (err != 0)
  97     {
  98       printf ("2nd key_create failed: %s\n", strerror (err));
  99       return 1;
 100     }
 101
 102   if (key1 != key2)
 103     puts ("key1 != key2; no more tests performed");
 104   else
 105     {
 106       value = pthread_getspecific (key2);
 107       if (value != NULL)
 108         {
 109           puts ("4th getspecific != NULL");
 110           result = 1;
 111         }
 112     }
 113
 114   return result;
 115 }
 116
 117 #define TEST_FUNCTION do_test ()
 118 #include "../test-skeleton.c"