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9930b12d9d
* Remove binding, dispatch handling and exit hooks in favor of std alternatives; remove crash-handling infrastructure, error message framework, system-specific process handling and Objective-C interop helpers. * Simplify Beast function profiling * Simplify beast::Time interface * Simplify beast::String interface * Simplify beast::File interface
80 lines
3.6 KiB
C++
80 lines
3.6 KiB
C++
//------------------------------------------------------------------------------
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/*
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This file is part of Beast: https://github.com/vinniefalco/Beast
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Copyright 2013, Vinnie Falco <vinnie.falco@gmail.com>
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Portions of this file are from JUCE.
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Copyright (c) 2013 - Raw Material Software Ltd.
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Please visit http://www.juce.com
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Permission to use, copy, modify, and/or distribute this software for any
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purpose with or without fee is hereby granted, provided that the above
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copyright notice and this permission notice appear in all copies.
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THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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ANY SPECIAL , DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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//==============================================================================
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namespace beast
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{
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void* getUser32Function (const char* functionName)
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{
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HMODULE module = GetModuleHandleA ("user32.dll");
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bassert (module != 0);
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return (void*) GetProcAddress (module, functionName);
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}
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//==============================================================================
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#if ! BEAST_USE_INTRINSICS
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// In newer compilers, the inline versions of these are used (in beast_Atomic.h), but in
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// older ones we have to actually call the ops as win32 functions..
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long beast_InterlockedExchange (volatile long* a, long b) noexcept { return InterlockedExchange (a, b); }
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long beast_InterlockedIncrement (volatile long* a) noexcept { return InterlockedIncrement (a); }
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long beast_InterlockedDecrement (volatile long* a) noexcept { return InterlockedDecrement (a); }
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long beast_InterlockedExchangeAdd (volatile long* a, long b) noexcept { return InterlockedExchangeAdd (a, b); }
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long beast_InterlockedCompareExchange (volatile long* a, long b, long c) noexcept { return InterlockedCompareExchange (a, b, c); }
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__int64 beast_InterlockedCompareExchange64 (volatile __int64* value, __int64 newValue, __int64 valueToCompare) noexcept
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{
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bassertfalse; // This operation isn't available in old MS compiler versions!
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__int64 oldValue = *value;
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if (oldValue == valueToCompare)
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*value = newValue;
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return oldValue;
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}
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#endif
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//==============================================================================
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CriticalSection::CriticalSection() noexcept
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{
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// (just to check the MS haven't changed this structure and broken things...)
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#if BEAST_VC7_OR_EARLIER
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static_assert (sizeof (CRITICAL_SECTION) <= 24,
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"The size of the CRITICAL_SECTION structure is less not what we expected.");
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#else
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static_assert (sizeof (CRITICAL_SECTION) <= sizeof (CriticalSection::section),
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"The size of the CRITICAL_SECTION structure is less not what we expected.");
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#endif
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InitializeCriticalSection ((CRITICAL_SECTION*) section);
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}
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CriticalSection::~CriticalSection() noexcept { DeleteCriticalSection ((CRITICAL_SECTION*) section); }
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void CriticalSection::enter() const noexcept { EnterCriticalSection ((CRITICAL_SECTION*) section); }
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bool CriticalSection::tryEnter() const noexcept { return TryEnterCriticalSection ((CRITICAL_SECTION*) section) != FALSE; }
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void CriticalSection::exit() const noexcept { LeaveCriticalSection ((CRITICAL_SECTION*) section); }
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} // beast
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