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85 lines
2.5 KiB
C++
85 lines
2.5 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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* vim: set ts=4 sw=4 et tw=99 ft=cpp:
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*
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* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Mozilla SpiderMonkey JavaScript 1.9 code, released
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* June 30, 2009.
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*
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* The Initial Developer of the Original Code is
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* Andreas Gal <gal@mozilla.com>
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either of the GNU General Public License Version 2 or later (the "GPL"),
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* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef jstask_h___
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#define jstask_h___
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class JSBackgroundTask {
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friend class JSBackgroundThread;
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JSBackgroundTask* next;
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public:
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virtual void run() = 0;
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};
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#ifdef JS_THREADSAFE
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#include "prthread.h"
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#include "prlock.h"
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#include "prcvar.h"
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class JSBackgroundThread {
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PRThread* thread;
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JSBackgroundTask* stack;
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PRLock* lock;
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PRCondVar* wakeup;
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bool shutdown;
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public:
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JSBackgroundThread();
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~JSBackgroundThread();
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bool init();
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void cancel();
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void work();
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bool busy();
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void schedule(JSBackgroundTask* task);
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};
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#else
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class JSBackgroundThread {
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public:
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void schedule(JSBackgroundTask* task) {
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task->run();
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}
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};
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#endif
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#endif /* jstask_h___ */
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