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/* Copyright (C) 2002-2025 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#include <pthread.h>
#include <stdio.h>
#include <string.h>
static int
do_test (void)
{
pthread_key_t key1;
pthread_key_t key2;
void *value;
/* Addresses of val1 and val2 are used as arbitrary but valid pointers
in calls to pthread_setspecific to avoid GCC warnings. */
char val1 = 0, val2 = 0;
int result = 0;
int err;
err = pthread_key_create (&key1, NULL);
if (err != 0)
{
printf ("1st key_create failed: %s\n", strerror (err));
return 1;
}
/* Initial value must be NULL. */
value = pthread_getspecific (key1);
if (value != NULL)
{
puts ("1st getspecific != NULL");
result = 1;
}
err = pthread_setspecific (key1, (void *) &val1);
if (err != 0)
{
printf ("1st setspecific failed: %s\n", strerror (err));
return 1;
}
value = pthread_getspecific (key1);
if (value == NULL)
{
puts ("2nd getspecific == NULL\n");
result = 1;
}
else if (value != (void *) &val1)
{
puts ("2nd getspecific != &val1l\n");
result = 1;
}
err = pthread_setspecific (key1, (void *) &val2);
if (err != 0)
{
printf ("2nd setspecific failed: %s\n", strerror (err));
return 1;
}
value = pthread_getspecific (key1);
if (value == NULL)
{
puts ("3rd getspecific == NULL\n");
result = 1;
}
else if (value != (void *) &val2)
{
puts ("3rd getspecific != &val2\n");
result = 1;
}
err = pthread_key_delete (key1);
if (err != 0)
{
printf ("key_delete failed: %s\n", strerror (err));
result = 1;
}
err = pthread_key_create (&key2, NULL);
if (err != 0)
{
printf ("2nd key_create failed: %s\n", strerror (err));
return 1;
}
if (key1 != key2)
puts ("key1 != key2; no more tests performed");
else
{
value = pthread_getspecific (key2);
if (value != NULL)
{
puts ("4th getspecific != NULL");
result = 1;
}
}
return result;
}
#define TEST_FUNCTION do_test ()
#include "../test-skeleton.c"
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