46 lines
1.5 KiB
C++
46 lines
1.5 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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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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*/
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#ifndef INCLUDED_O3TL_MAKE_SHARED_HXX
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#define INCLUDED_O3TL_MAKE_SHARED_HXX
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#include <o3tl/deleter.hxx>
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#include <memory>
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#include <type_traits>
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namespace o3tl
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{
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/** Allocate an array stored in a shared_ptr, calling operator delete[].
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Note that this is only allowed for arithmetic types because shared_ptr
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implicitly converts to sub-types.
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*/
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template <typename T> std::shared_ptr<T> make_shared_array(size_t const size)
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{
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static_assert(std::is_arithmetic<T>::value, "only arrays of arithmetic types allowed");
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return std::shared_ptr<T>(new T[size], std::default_delete<T[]>());
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}
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/** To markup std::shared_ptr that coverity warns might throw exceptions
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which won't throw in practice, or where std::terminate is
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an acceptable response if they do
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*/
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template <class T, class... Args> std::shared_ptr<T> make_shared(Args&&... args)
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{
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#if defined(__COVERITY__) && __COVERITY_MAJOR__ <= 2023
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return std::shared_ptr<T>(new T(std::forward<Args>(args)...), o3tl::default_delete<T>());
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#else
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return std::make_shared<T>(std::forward<Args>(args)...);
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#endif
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}
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} // namespace o3tl
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#endif // INCLUDED_O3TL_MAKE_SHARED_HXX
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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