source: rtems/cpukit/libstdthreads/tss.c @ a5f84c6a

Last change on this file since a5f84c6a was cff773f, checked in by Sebastian Huber <sebastian.huber@…>, on Sep 10, 2015 at 3:12:06 PM

libstdthreads: Add C11 threads

  • Property mode set to 100644
File size: 2.0 KB
Line 
1/*-
2 * Copyright (c) 2011 Ed Schouten <ed@FreeBSD.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $FreeBSD r228904 2011-12-26T21:51:53Z$
27 */
28
29#include <threads.h>
30#include <limits.h>
31#include <pthread.h>
32
33int
34tss_create(tss_t *key, tss_dtor_t dtor)
35{
36
37        if (pthread_key_create(key, dtor) != 0)
38                return (thrd_error);
39        return (thrd_success);
40}
41
42void
43tss_delete(tss_t key)
44{
45
46        (void)pthread_key_delete(key);
47}
48
49void *
50tss_get(tss_t key)
51{
52
53        return (pthread_getspecific(key));
54}
55
56int
57tss_set(tss_t key, void *val)
58{
59
60        if (pthread_setspecific(key, val) != 0)
61                return (thrd_error);
62        return (thrd_success);
63}
64
65_Static_assert(TSS_DTOR_ITERATIONS == PTHREAD_DESTRUCTOR_ITERATIONS,
66    "TSS_DTOR_ITERATIONS must be identical to PTHREAD_DESTRUCTOR_ITERATIONS");
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