LibreOffice
LibreOffice 7.1 SDK C/C++ API Reference
interlck.h
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1/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2/*
3 * This file is part of the LibreOffice project.
4 *
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6 * License, v. 2.0. If a copy of the MPL was not distributed with this
7 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 *
9 * This file incorporates work covered by the following license notice:
10 *
11 * Licensed to the Apache Software Foundation (ASF) under one or more
12 * contributor license agreements. See the NOTICE file distributed
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14 * ownership. The ASF licenses this file to you under the Apache
15 * License, Version 2.0 (the "License"); you may not use this file
16 * except in compliance with the License. You may obtain a copy of
17 * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 */
19
20#ifndef INCLUDED_OSL_INTERLCK_H
21#define INCLUDED_OSL_INTERLCK_H
22
23#include "sal/config.h"
24
25#include "sal/saldllapi.h"
26#include "sal/types.h"
27
28#if defined(_WIN32)
29#include <intrin.h>
30#endif
31
32#if defined LIBO_INTERNAL_ONLY
33#include "config_global.h"
34#endif
35
36#ifdef __cplusplus
37extern "C" {
38#endif
39
40typedef sal_Int32 oslInterlockedCount;
41
47
53
54
56
67#if HAVE_GCC_BUILTIN_ATOMIC
68# define osl_atomic_increment(p) __sync_add_and_fetch((p), 1)
69#elif defined WNT
70# define osl_atomic_increment(p) _InterlockedIncrement(p)
71#else
72# define osl_atomic_increment(p) osl_incrementInterlockedCount((p))
73#endif
74
75
86#if HAVE_GCC_BUILTIN_ATOMIC
87# define osl_atomic_decrement(p) __sync_sub_and_fetch((p), 1)
88#elif defined WNT
89# define osl_atomic_decrement(p) _InterlockedDecrement(p)
90#else
91# define osl_atomic_decrement(p) osl_decrementInterlockedCount((p))
92#endif
93
95
96#ifdef __cplusplus
97}
98#endif
99
100
101#endif // INCLUDED_OSL_INTERLCK_H
102
103
104/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
#define SAL_DLLPUBLIC
Definition: saldllapi.h:30
SAL_DLLPUBLIC oslInterlockedCount osl_decrementInterlockedCount(oslInterlockedCount *pCount)
Decrement the count variable addressed by pCount.
sal_Int32 oslInterlockedCount
Definition: interlck.h:40
SAL_DLLPUBLIC oslInterlockedCount osl_incrementInterlockedCount(oslInterlockedCount *pCount)
Increments the count variable addressed by pCount.