mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
59 lines
1.5 KiB
C++
59 lines
1.5 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef jslock_h__
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#define jslock_h__
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#include "jsapi.h"
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#ifdef JS_THREADSAFE
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# include "pratom.h"
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# include "prlock.h"
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# include "prcvar.h"
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# include "prthread.h"
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# include "prinit.h"
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# define JS_ATOMIC_INCREMENT(p) PR_ATOMIC_INCREMENT((PRInt32 *)(p))
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# define JS_ATOMIC_DECREMENT(p) PR_ATOMIC_DECREMENT((PRInt32 *)(p))
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# define JS_ATOMIC_ADD(p,v) PR_ATOMIC_ADD((PRInt32 *)(p), (PRInt32)(v))
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# define JS_ATOMIC_SET(p,v) PR_ATOMIC_SET((PRInt32 *)(p), (PRInt32)(v))
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#else /* JS_THREADSAFE */
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typedef struct PRThread PRThread;
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typedef struct PRCondVar PRCondVar;
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typedef struct PRLock PRLock;
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# define JS_ATOMIC_INCREMENT(p) (++*(p))
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# define JS_ATOMIC_DECREMENT(p) (--*(p))
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# define JS_ATOMIC_ADD(p,v) (*(p) += (v))
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# define JS_ATOMIC_SET(p,v) (*(p) = (v))
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#endif /* JS_THREADSAFE */
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namespace js {
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class AutoAtomicIncrement
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{
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int32_t *p;
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JS_DECL_USE_GUARD_OBJECT_NOTIFIER
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public:
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AutoAtomicIncrement(int32_t *p JS_GUARD_OBJECT_NOTIFIER_PARAM)
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: p(p) {
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JS_GUARD_OBJECT_NOTIFIER_INIT;
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JS_ATOMIC_INCREMENT(p);
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}
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~AutoAtomicIncrement() {
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JS_ATOMIC_DECREMENT(p);
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}
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};
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} /* namespace js */
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#endif /* jslock_h___ */
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