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177 lines (137 loc) · 4.79 KB
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// Copyright (c) Microsoft Corporation. All rights reserved.
// Licensed under the MIT license.
#pragma once
//-----------------------------------------------------------------------------
// standard library headers
//-----------------------------------------------------------------------------
#include <algorithm>
#include <codecvt>
#include <cstdint>
#include <functional>
#include <queue>
#include <string>
#include <unordered_map>
#include <unordered_set>
#include <vector>
//-----------------------------------------------------------------------------
// global macros
//-----------------------------------------------------------------------------
#define PROHIBIT_CONSTRUCT(CLASS) \
CLASS() = delete;
//-----------------------------------------------------------------------------
#define PROHIBIT_HEAP(CLASS) \
void* operator new(size_t size) = delete; \
void operator delete(void*, size_t) = delete;
//-----------------------------------------------------------------------------
#define PROHIBIT_COPY(CLASS) \
CLASS(const CLASS& that) = delete; \
const CLASS& operator=(const CLASS& that) = delete;
//-----------------------------------------------------------------------------
#define IGNORE_UNUSED(NAME) ((void)(NAME))
#ifdef _DEBUG
#define ASSERT_EVAL _ASSERTE
#define DEBUG_EVAL IGNORE_UNUSED
#else // !_DEBUG
#define ASSERT_EVAL IGNORE_UNUSED
#define DEBUG_EVAL _ASSERTE
#endif // !_DEBUG
//-----------------------------------------------------------------------------
#ifndef DECLSPEC_NORETURN
#define DECLSPEC_NORETURN __declspec(noreturn)
#endif // !DECLSPEC_NORETURN
//-----------------------------------------------------------------------------
#define BEGIN_COMPOUND_MACRO \
do \
{
#define END_COMPOUND_MACRO \
__pragma(warning(disable:4127)) /* conditional expression is constant */ \
} \
while (false) \
__pragma(warning(default:4127))
//-----------------------------------------------------------------------------
// global helper functions
//-----------------------------------------------------------------------------
template <typename TFlag>
inline TFlag CombineFlags(TFlag flag1, TFlag flag2)
{
using TUnderlying = std::underlying_type_t<TFlag>;
return static_cast<TFlag>(static_cast<TUnderlying>(flag1) | static_cast<TUnderlying>(flag2));
}
//-----------------------------------------------------------------------------
template <typename TFlag, typename... TOthers>
inline TFlag CombineFlags(TFlag flag1, TFlag flag2, TOthers... others)
{
return CombineFlags(flag1, CombineFlags(flag2, others...));
}
//-----------------------------------------------------------------------------
// Disposer
//-----------------------------------------------------------------------------
template <typename T>
struct Disposer final
{
void operator()(T* pObject) const
{
if (pObject != nullptr)
{
pObject->Dispose();
}
}
};
//-----------------------------------------------------------------------------
template <typename T>
using UniqueDisposePtr = std::unique_ptr<T, Disposer<T>>;
//-----------------------------------------------------------------------------
// Deleter
//-----------------------------------------------------------------------------
template <typename T>
struct Deleter final
{
void operator()(T* pObject) const
{
if (pObject != nullptr)
{
pObject->Delete();
}
}
};
//-----------------------------------------------------------------------------
template <typename T>
using UniqueDeletePtr = std::unique_ptr<T, Deleter<T>>;
//-----------------------------------------------------------------------------
// PulseValueScope
//-----------------------------------------------------------------------------
template <typename T>
class PulseValueScope final
{
PROHIBIT_COPY(PulseValueScope)
PROHIBIT_HEAP(PulseValueScope)
public:
PulseValueScope(T* pValue, const T& value):
m_pValue(pValue),
m_OriginalValue(std::move(*pValue))
{
*m_pValue = value;
}
PulseValueScope(T* pValue, T&& value):
m_pValue(pValue),
m_OriginalValue(std::move(*pValue))
{
*m_pValue = std::move(value);
}
~PulseValueScope()
{
*m_pValue = std::move(m_OriginalValue);
}
private:
T* m_pValue;
T m_OriginalValue;
};
//-----------------------------------------------------------------------------
#define BEGIN_PULSE_VALUE_SCOPE(ADDRESS, VALUE) \
{ \
__pragma(warning(disable:4456)) /* declaration hides previous local declaration */ \
PulseValueScope<std::remove_reference<decltype(*(ADDRESS))>::type> t_PulseValueScope((ADDRESS), (VALUE)); \
__pragma(warning(default:4456))
#define END_PULSE_VALUE_SCOPE \
IGNORE_UNUSED(t_PulseValueScope); \
}