зеркало из https://github.com/mozilla/gecko-dev.git
35 строки
1020 B
C++
35 строки
1020 B
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "mozilla/ClearOnShutdown.h"
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#include "mozilla/StaticPtr.h"
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#include "nsCOMPtr.h"
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#include "Bits.h"
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// This anonymous namespace prevents outside C++ code from improperly accessing
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// these implementation details.
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namespace {
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extern "C" {
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// Implemented in Rust.
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void new_bits_service(nsIBits** result);
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}
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static mozilla::StaticRefPtr<nsIBits> sBitsService;
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} // namespace
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already_AddRefed<nsIBits> GetBitsService() {
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nsCOMPtr<nsIBits> bitsService;
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if (sBitsService) {
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bitsService = sBitsService;
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} else {
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new_bits_service(getter_AddRefs(bitsService));
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sBitsService = bitsService;
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mozilla::ClearOnShutdown(&sBitsService);
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}
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return bitsService.forget();
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}
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