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

32 строки
1.1 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/. */
#include "mozilla/mscom/ProcessRuntimeShared.h"
#include "mozilla/glue/WinUtils.h"
// We allow multiple ProcessRuntime instances to exist simultaneously (even
// on separate threads), but only one should be doing the process-wide
// initialization. These variables provide that mutual exclusion.
static mozilla::glue::Win32SRWLock gLock;
static mozilla::mscom::detail::ProcessInitState gProcessInitState =
mozilla::mscom::detail::ProcessInitState::Uninitialized;
namespace mozilla {
namespace mscom {
namespace detail {
MFBT_API ProcessInitState& BeginProcessRuntimeInit() {
gLock.LockExclusive();
return gProcessInitState;
}
MFBT_API void EndProcessRuntimeInit() { gLock.UnlockExclusive(); }
} // namespace detail
} // namespace mscom
} // namespace mozilla