mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-25 20:21:07 +00:00
74 lines
2.1 KiB
C
74 lines
2.1 KiB
C
/* Test that the key reuse inside libpthread does not cause thread
|
|
specific values to persist.
|
|
Copyright (C) 2000-2020 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/>. */
|
|
|
|
#define _GNU_SOURCE 1
|
|
|
|
#include <pthread.h>
|
|
#include <stdio.h>
|
|
#include <assert.h>
|
|
#include <errno.h>
|
|
|
|
void
|
|
work (int iter)
|
|
{
|
|
error_t err;
|
|
pthread_key_t key1;
|
|
pthread_key_t key2;
|
|
void *value1;
|
|
void *value2;
|
|
|
|
printf ("work/%d: start\n", iter);
|
|
err = pthread_key_create (&key1, NULL);
|
|
assert (err == 0);
|
|
err = pthread_key_create (&key2, NULL);
|
|
assert (err == 0);
|
|
|
|
value1 = pthread_getspecific (key1);
|
|
value2 = pthread_getspecific (key2);
|
|
printf ("work/%d: pre-setspecific: %p,%p\n", iter, value1, value2);
|
|
assert (value1 == NULL);
|
|
assert (value2 == NULL);
|
|
err = pthread_setspecific (key1, (void *) (0x100 + iter));
|
|
assert (err == 0);
|
|
err = pthread_setspecific (key2, (void *) (0x200 + iter));
|
|
assert (err == 0);
|
|
|
|
value1 = pthread_getspecific (key1);
|
|
value2 = pthread_getspecific (key2);
|
|
printf ("work/%d: post-setspecific: %p,%p\n", iter, value1, value2);
|
|
assert (value1 == (void *) (0x100 + iter));
|
|
assert (value2 == (void *) (0x200 + iter));
|
|
|
|
err = pthread_key_delete (key1);
|
|
assert (err == 0);
|
|
err = pthread_key_delete (key2);
|
|
assert (err == 0);
|
|
}
|
|
|
|
int
|
|
main (int argc, char *argv[])
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < 8; ++i)
|
|
work (i + 1);
|
|
|
|
return 0;
|
|
}
|