atomic.h
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1
8/*
9 * The contents of this file are subject to the Mozilla Public License
10 * Version 1.0 (the "License"); you may not use this file except in
11 * compliance with the License. You may obtain a copy of the License
12 * at http://www.mozilla.org/MPL/
13 *
14 * Software distributed under the License is distributed on an "AS IS"
15 * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
16 * the License for the specific language governing rights and
17 * limitations under the License.
18 *
19 * The Original Code is legOS code, released October 17, 1999.
20 *
21 * The Initial Developer of the Original Code is Markus L. Noga.
22 * Portions created by Markus L. Noga are Copyright (C) 1999
23 * Markus L. Noga. All Rights Reserved.
24 *
25 * Contributor(s): Joseph A. Woolley <jawoolley@users.sourceforge.net
26 * Henner Zeller <H.Zeller@acm.org>
27 */
28#ifndef __atomic_h__
29#define __atomic_h__
30
31#include <config.h>
32
33#ifdef CONF_ATOMIC
34
35#ifdef __cplusplus
36extern "C" {
37#endif /* __cplusplus */
38
43typedef volatile unsigned char atomic_t;
44
52extern void atomic_dec(atomic_t* counter);
53
61extern void atomic_inc(atomic_t* counter);
62
63#if defined(__cplusplus)
64}
65#endif /* __cplusplus */
66
67#endif /* CONF_ATOMIC */
68
69#endif /* __critsec_h__ */
void atomic_dec(atomic_t *counter)
decrement atomic counter without interruption.
void atomic_inc(atomic_t *counter)
increment atomic counter without interruption.
volatile unsigned char atomic_t
The data type that allows for atomic count operations.
Definition: atomic.h:43

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