Audacity
3.2.0
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libraries
lib-utility
CFResources.h
Go to the documentation of this file.
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/*!********************************************************************
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Audacity: A Digital Audio Editor
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@file CFResources.h
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@brief Wrap resource pointers from Apple Core SDK for RAII
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Paul Licameli
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**********************************************************************/
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#ifndef __AUDACITY_CFRESOURCES__
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#define __AUDACITY_CFRESOURCES__
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#ifdef __APPLE__
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#include <cstddef>
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#include <memory>
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#include <type_traits>
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#include <utility>
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#include <CoreFoundation/CFBase.h>
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template
<
typename
T =
void
*>
struct
CFReleaser{
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void
operator () (T p)
const
noexcept
{
if
(p) CFRelease(p); } };
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template
<
typename
T>
using
CF_ptr =
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std::unique_ptr<std::remove_pointer_t<T>, CFReleaser<T>>;
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extern
template
struct
CFReleaser<>;
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#endif
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#endif
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