8b855ca88c
The Windows build system doesn't support PMR yet, so we had to add a workaround. :( Retrieved from https://microsoft.visualstudio.com os.2020 OS official/rs_wdx_dxp_windev 1614b27830a07484c18628ec7d9abc5f9d9b8a0b Related work items: MSFT-31337042
91 lines
3.9 KiB
C++
91 lines
3.9 KiB
C++
// Copyright (c) Microsoft Corporation.
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// Licensed under the MIT license.
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#pragma once
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#define _TIL_INLINEPREFIX __declspec(noinline) inline
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#include "til/at.h"
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#include "til/color.h"
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#include "til/math.h"
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#include "til/some.h"
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#include "til/size.h"
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#include "til/point.h"
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#include "til/operators.h"
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#include "til/rectangle.h"
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#include "til/bitmap.h"
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#include "til/u8u16convert.h"
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#include "til/spsc.h"
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#include "til/coalesce.h"
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#include "til/replace.h"
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#include "til/visualize_control_codes.h"
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#include "til/pmr.h"
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namespace til // Terminal Implementation Library. Also: "Today I Learned"
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{
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template<typename T>
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void manage_vector(std::vector<T>& vector, typename std::vector<T>::size_type requestedSize, float shrinkThreshold)
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{
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const auto existingCapacity = vector.capacity();
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const auto requiredCapacity = requestedSize;
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// Check by integer first as float math is way more expensive.
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if (requiredCapacity < existingCapacity)
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{
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// Now check if it's even worth shrinking. We don't want to shrink by 1 at a time, so meet a threshold first.
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if (requiredCapacity <= gsl::narrow_cast<size_t>((static_cast<float>(existingCapacity) * shrinkThreshold)))
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{
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// There's no real way to force a shrink, so make a new one.
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vector = std::vector<T>{};
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}
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}
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// Reserve won't shrink on its own and won't grow if we have enough space.
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vector.reserve(requiredCapacity);
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}
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}
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// These sit outside the namespace because they sit outside for WIL too.
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// Inspired from RETURN_IF_WIN32_BOOL_FALSE
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// WIL doesn't include a RETURN_BOOL_IF_FALSE, and RETURN_IF_WIN32_BOOL_FALSE
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// will actually return the value of GLE.
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#define RETURN_BOOL_IF_FALSE(b) \
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do \
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{ \
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const bool __boolRet = wil::verify_bool(b); \
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if (!__boolRet) \
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{ \
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return __boolRet; \
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} \
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} while (0, 0)
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// Due to a bug (DevDiv 441931), Warning 4297 (function marked noexcept throws exception) is detected even when the throwing code is unreachable, such as the end of scope after a return, in function-level catch.
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#define CATCH_LOG_RETURN_FALSE() \
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catch (...) \
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{ \
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__pragma(warning(suppress : 4297)); \
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LOG_CAUGHT_EXCEPTION(); \
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return false; \
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}
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// MultiByteToWideChar has a bug in it where it can return 0 and then not set last error.
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// WIL has a fit if the last error is 0 when a bool false is returned.
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// This macro doesn't have a fit. It just reports E_UNEXPECTED instead.
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#define THROW_LAST_ERROR_IF_AND_IGNORE_BAD_GLE(condition) \
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do \
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{ \
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if (condition) \
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{ \
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const auto gle = ::GetLastError(); \
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if (gle) \
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{ \
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THROW_WIN32(gle); \
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} \
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else \
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{ \
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THROW_HR(E_UNEXPECTED); \
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} \
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} \
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} while (0, 0)
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