llvm-6502/lib/Support/Windows/COM.inc
Zachary Turner d8caa1c4ca Make an RAII com initializer.
Differential Revision: http://reviews.llvm.org/D9267
Reviewed By: Aaron Ballman, David Majnemer

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@235898 91177308-0d34-0410-b5e6-96231b3b80d8
2015-04-27 17:19:26 +00:00

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//===- llvm/Support/Windows/COM.inc - Windows COM Implementation *- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file implements the Windows portion of COM support.
//
//===----------------------------------------------------------------------===//
//===----------------------------------------------------------------------===//
//=== WARNING: Implementation here must contain only Windows code.
//===----------------------------------------------------------------------===//
#include <objbase.h>
namespace llvm {
namespace sys {
InitializeCOMRAII::InitializeCOMRAII(COMThreadingMode Threading,
bool SpeedOverMemory) {
DWORD Coinit = 0;
if (Threading == COMThreadingMode::SingleThreaded)
Coinit |= COINIT_APARTMENTTHREADED;
else
Coinit |= COINIT_MULTITHREADED;
if (SpeedOverMemory)
Coinit |= COINIT_SPEED_OVER_MEMORY;
::CoInitializeEx(nullptr, Coinit);
}
InitializeCOMRAII::~InitializeCOMRAII() { ::CoUninitialize(); }
}
}