Index: Source/WTF/wtf/PassOwnArrayPtr.h |
diff --git a/Source/WTF/wtf/PassOwnArrayPtr.h b/Source/WTF/wtf/PassOwnArrayPtr.h |
deleted file mode 100644 |
index 1db7343de2dd434fb5e45660a30aa60ed988ecc4..0000000000000000000000000000000000000000 |
--- a/Source/WTF/wtf/PassOwnArrayPtr.h |
+++ /dev/null |
@@ -1,169 +0,0 @@ |
-/* |
- * Copyright (C) 2010 Apple Inc. All rights reserved. |
- * |
- * Redistribution and use in source and binary forms, with or without |
- * modification, are permitted provided that the following conditions |
- * are met: |
- * 1. Redistributions of source code must retain the above copyright |
- * notice, this list of conditions and the following disclaimer. |
- * 2. Redistributions in binary form must reproduce the above copyright |
- * notice, this list of conditions and the following disclaimer in the |
- * documentation and/or other materials provided with the distribution. |
- * |
- * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY |
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR |
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
- * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
- * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
- */ |
- |
-#ifndef WTF_PassOwnArrayPtr_h |
-#define WTF_PassOwnArrayPtr_h |
- |
-#include <wtf/Assertions.h> |
-#include <wtf/NullPtr.h> |
-#include <wtf/TypeTraits.h> |
- |
-namespace WTF { |
- |
-template<typename T> class OwnArrayPtr; |
-template<typename T> class PassOwnArrayPtr; |
-template<typename T> PassOwnArrayPtr<T> adoptArrayPtr(T*); |
-template<typename T> void deleteOwnedArrayPtr(T* ptr); |
- |
-template<typename T> class PassOwnArrayPtr { |
-public: |
- typedef T* PtrType; |
- |
- PassOwnArrayPtr() : m_ptr(0) { } |
- PassOwnArrayPtr(std::nullptr_t) : m_ptr(0) { } |
- |
- // It somewhat breaks the type system to allow transfer of ownership out of |
- // a const PassOwnArrayPtr. However, it makes it much easier to work with PassOwnArrayPtr |
- // temporaries, and we don't have a need to use real const PassOwnArrayPtrs anyway. |
- PassOwnArrayPtr(const PassOwnArrayPtr& o) : m_ptr(o.leakPtr()) { } |
- template<typename U> PassOwnArrayPtr(const PassOwnArrayPtr<U>& o) : m_ptr(o.leakPtr()) { } |
- |
- ~PassOwnArrayPtr() { deleteOwnedArrayPtr(m_ptr); } |
- |
- PtrType get() const { return m_ptr; } |
- |
- PtrType leakPtr() const WARN_UNUSED_RETURN; |
- |
- T& operator*() const { ASSERT(m_ptr); return *m_ptr; } |
- PtrType operator->() const { ASSERT(m_ptr); return m_ptr; } |
- |
- bool operator!() const { return !m_ptr; } |
- |
- // This conversion operator allows implicit conversion to bool but not to other integer types. |
- typedef PtrType PassOwnArrayPtr::*UnspecifiedBoolType; |
- operator UnspecifiedBoolType() const { return m_ptr ? &PassOwnArrayPtr::m_ptr : 0; } |
- |
- PassOwnArrayPtr& operator=(const PassOwnArrayPtr&) { COMPILE_ASSERT(!sizeof(T*), PassOwnArrayPtr_should_never_be_assigned_to); return *this; } |
- |
- template<typename U> friend PassOwnArrayPtr<U> adoptArrayPtr(U*); |
- |
-private: |
- explicit PassOwnArrayPtr(PtrType ptr) : m_ptr(ptr) { } |
- |
- mutable PtrType m_ptr; |
-}; |
- |
-template<typename T> inline typename PassOwnArrayPtr<T>::PtrType PassOwnArrayPtr<T>::leakPtr() const |
-{ |
- PtrType ptr = m_ptr; |
- m_ptr = 0; |
- return ptr; |
-} |
- |
-template<typename T, typename U> inline bool operator==(const PassOwnArrayPtr<T>& a, const PassOwnArrayPtr<U>& b) |
-{ |
- return a.get() == b.get(); |
-} |
- |
-template<typename T, typename U> inline bool operator==(const PassOwnArrayPtr<T>& a, const OwnArrayPtr<U>& b) |
-{ |
- return a.get() == b.get(); |
-} |
- |
-template<typename T, typename U> inline bool operator==(const OwnArrayPtr<T>& a, const PassOwnArrayPtr<U>& b) |
-{ |
- return a.get() == b.get(); |
-} |
- |
-template<typename T, typename U> inline bool operator==(const PassOwnArrayPtr<T>& a, U* b) |
-{ |
- return a.get() == b; |
-} |
- |
-template<typename T, typename U> inline bool operator==(T* a, const PassOwnArrayPtr<U>& b) |
-{ |
- return a == b.get(); |
-} |
- |
-template<typename T, typename U> inline bool operator!=(const PassOwnArrayPtr<T>& a, const PassOwnArrayPtr<U>& b) |
-{ |
- return a.get() != b.get(); |
-} |
- |
-template<typename T, typename U> inline bool operator!=(const PassOwnArrayPtr<T>& a, const OwnArrayPtr<U>& b) |
-{ |
- return a.get() != b.get(); |
-} |
- |
-template<typename T, typename U> inline bool operator!=(const OwnArrayPtr<T>& a, const PassOwnArrayPtr<U>& b) |
-{ |
- return a.get() != b.get(); |
-} |
- |
-template<typename T, typename U> inline bool operator!=(const PassOwnArrayPtr<T>& a, U* b) |
-{ |
- return a.get() != b; |
-} |
- |
-template<typename T, typename U> inline bool operator!=(T* a, const PassOwnArrayPtr<U>& b) |
-{ |
- return a != b.get(); |
-} |
- |
-template<typename T> inline PassOwnArrayPtr<T> adoptArrayPtr(T* ptr) |
-{ |
- return PassOwnArrayPtr<T>(ptr); |
-} |
- |
-template<typename T> inline void deleteOwnedArrayPtr(T* ptr) |
-{ |
- typedef char known[sizeof(T) ? 1 : -1]; |
- if (sizeof(known)) |
- delete [] ptr; |
-} |
- |
-template<typename T, typename U> inline PassOwnArrayPtr<T> static_pointer_cast(const PassOwnArrayPtr<U>& p) |
-{ |
- return adoptArrayPtr(static_cast<T*>(p.leakPtr())); |
-} |
- |
-template<typename T, typename U> inline PassOwnArrayPtr<T> const_pointer_cast(const PassOwnArrayPtr<U>& p) |
-{ |
- return adoptArrayPtr(const_cast<T*>(p.leakPtr())); |
-} |
- |
-template<typename T> inline T* getPtr(const PassOwnArrayPtr<T>& p) |
-{ |
- return p.get(); |
-} |
- |
-} // namespace WTF |
- |
-using WTF::PassOwnArrayPtr; |
-using WTF::adoptArrayPtr; |
-using WTF::const_pointer_cast; |
-using WTF::static_pointer_cast; |
- |
-#endif // WTF_PassOwnArrayPtr_h |