зеркало из https://github.com/mozilla/gecko-dev.git
95 строки
2.7 KiB
C++
95 строки
2.7 KiB
C++
/* ***** 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 Cycle Collector.
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*
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* The Initial Developer of the Original Code is
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* Mozilla Foundation.
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* Portions created by the Initial Developer are Copyright (C) 2010
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* the Initial Developer. All Rights Reserved.
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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 the GNU General Public License Version 2 or later (the "GPL"), or
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* 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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#include "nsCycleCollectorUtils.h"
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#include "prthread.h"
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#include "nsCOMPtr.h"
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#include "nsServiceManagerUtils.h"
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#include "nsXPCOMCIDInternal.h"
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#include "nsIThreadManager.h"
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#if defined(XP_WIN)
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#include "windows.h"
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#endif
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#ifndef MOZILLA_INTERNAL_API
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bool
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NS_IsCycleCollectorThread()
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{
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PRBool result = PR_FALSE;
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nsCOMPtr<nsIThreadManager> mgr =
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do_GetService(NS_THREADMANAGER_CONTRACTID);
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if (mgr)
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mgr->GetIsCycleCollectorThread(&result);
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return bool(result);
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}
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#elif defined(XP_WIN)
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// Defined in nsThreadManager.cpp.
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extern DWORD gTLSThreadIDIndex;
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bool
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NS_IsCycleCollectorThread()
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{
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return TlsGetValue(gTLSThreadIDIndex) ==
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(void*) mozilla::threads::CycleCollector;
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}
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#elif !defined(NS_TLS)
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// Defined in nsCycleCollector.cpp
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extern PRThread* gCycleCollectorThread;
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bool
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NS_IsCycleCollectorThread()
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{
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return PR_GetCurrentThread() == gCycleCollectorThread;
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}
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#elif !defined(MOZ_ENABLE_LIBXUL)
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bool
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NS_IsCycleCollectorThread()
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{
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return gTLSThreadID == mozilla::threads::CycleCollector;
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}
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#endif
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