зеркало из https://github.com/mozilla/gecko-dev.git
42 строки
1.6 KiB
C
42 строки
1.6 KiB
C
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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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 js_Interrupt_h
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#define js_Interrupt_h
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#include "jstypes.h"
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struct JS_PUBLIC_API JSContext;
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using JSInterruptCallback = bool (*)(JSContext*);
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extern JS_PUBLIC_API bool JS_CheckForInterrupt(JSContext* cx);
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/*
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* These functions allow setting an interrupt callback that will be called
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* from the JS thread some time after any thread triggered the callback using
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* JS_RequestInterruptCallback(cx).
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*
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* To schedule the GC and for other activities the engine internally triggers
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* interrupt callbacks. The embedding should thus not rely on callbacks being
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* triggered through the external API only.
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*
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* Important note: Additional callbacks can occur inside the callback handler
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* if it re-enters the JS engine. The embedding must ensure that the callback
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* is disconnected before attempting such re-entry.
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*/
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extern JS_PUBLIC_API bool JS_AddInterruptCallback(JSContext* cx,
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JSInterruptCallback callback);
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extern JS_PUBLIC_API bool JS_DisableInterruptCallback(JSContext* cx);
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extern JS_PUBLIC_API void JS_ResetInterruptCallback(JSContext* cx, bool enable);
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extern JS_PUBLIC_API void JS_RequestInterruptCallback(JSContext* cx);
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extern JS_PUBLIC_API void JS_RequestInterruptCallbackCanWait(JSContext* cx);
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#endif // js_Interrupt_h
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