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72 lines
2.5 KiB
C++
72 lines
2.5 KiB
C++
/*
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* Copyright (C) 2009 Apple Inc. All rights reserved.
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* Copyright (C) 2009 Torch Mobile, Inc.
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* Copyright (C) 2010 Company 100 Inc.
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* Copyright (C) 2013 Intel Corporation. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef SKY_ENGINE_WTF_OWNPTRCOMMON_H_
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#define SKY_ENGINE_WTF_OWNPTRCOMMON_H_
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#include "flutter/sky/engine/wtf/Assertions.h"
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#include "flutter/sky/engine/wtf/TypeTraits.h"
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namespace WTF {
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class RefCountedBase;
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class ThreadSafeRefCountedBase;
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template <typename T>
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struct IsRefCounted {
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static const bool value = IsSubclass<T, RefCountedBase>::value ||
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IsSubclass<T, ThreadSafeRefCountedBase>::value;
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};
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template <typename T>
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struct OwnedPtrDeleter {
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static void deletePtr(T* ptr) {
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COMPILE_ASSERT(!IsRefCounted<T>::value, UseRefPtrForRefCountedObjects);
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COMPILE_ASSERT(sizeof(T) > 0, TypeMustBeComplete);
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delete ptr;
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}
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};
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template <typename T>
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struct OwnedPtrDeleter<T[]> {
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static void deletePtr(T* ptr) {
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COMPILE_ASSERT(!IsRefCounted<T>::value, UseRefPtrForRefCountedObjects);
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COMPILE_ASSERT(sizeof(T) > 0, TypeMustBeComplete);
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delete[] ptr;
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}
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};
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template <class T, int n>
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struct OwnedPtrDeleter<T[n]> {
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COMPILE_ASSERT(sizeof(T) < 0, DoNotUseArrayWithSizeAsType);
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};
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} // namespace WTF
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#endif // SKY_ENGINE_WTF_OWNPTRCOMMON_H_
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