gecko-dev/ipc/mscom/mozglue/ProcessRuntimeShared.h

50 строки
1.4 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef mozilla_mscom_ProcessRuntimeShared_h
#define mozilla_mscom_ProcessRuntimeShared_h
#include "mozilla/Assertions.h"
#include "mozilla/Attributes.h"
#include "mozilla/Types.h"
namespace mozilla {
namespace mscom {
namespace detail {
MFBT_API bool& BeginProcessRuntimeInit();
MFBT_API void EndProcessRuntimeInit();
} // namespace detail
class MOZ_RAII ProcessInitLock final {
public:
ProcessInitLock()
: mIsProcessInitialized(detail::BeginProcessRuntimeInit()) {}
~ProcessInitLock() { detail::EndProcessRuntimeInit(); }
bool IsInitialized() const { return mIsProcessInitialized; }
void SetInitialized() {
MOZ_ASSERT(!mIsProcessInitialized);
mIsProcessInitialized = true;
}
ProcessInitLock(const ProcessInitLock&) = delete;
ProcessInitLock(ProcessInitLock&&) = delete;
ProcessInitLock operator=(const ProcessInitLock&) = delete;
ProcessInitLock operator=(ProcessInitLock&&) = delete;
private:
bool& mIsProcessInitialized;
};
} // namespace mscom
} // namespace mozilla
#endif // mozilla_mscom_ProcessRuntimeShared_h