xpcom/build/Services.cpp
author Boris Zbarsky <bzbarsky@mit.edu>
Mon, 05 Nov 2012 10:20:04 -0500
changeset 112308 0b9b3b2b89712b7f256dd76c5b55719a15dc0dd8
parent 100844 b5c4b792f3f2a047e3517472d72842a76afb77cd
child 130051 447cf900cd4f9fed2997882d443739b962d3c1a6
permissions -rw-r--r--
Bug 807222 part 3. Make sure we enter the right compartment before we try to define interface constants on a constructor. r=bholley

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
 * 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/Services.h"
#include "nsComponentManager.h"
#include "nsIIOService.h"
#include "nsIDirectoryService.h"
#ifdef ACCESSIBILITY
#include "nsIAccessibilityService.h"
#endif
#include "nsIChromeRegistry.h"
#include "nsIObserverService.h"
#include "nsNetCID.h"
#include "nsObserverService.h"
#include "nsXPCOMPrivate.h"
#include "nsIStringBundle.h"
#include "nsIToolkitChromeRegistry.h"
#include "nsIXULOverlayProvider.h"
#include "IHistory.h"
#include "nsIXPConnect.h"

using namespace mozilla;
using namespace mozilla::services;

/*
 * Define a global variable and a getter for every service in ServiceList.
 * eg. gIOService and GetIOService()
 */
#define MOZ_SERVICE(NAME, TYPE, CONTRACT_ID)                            \
  static TYPE* g##NAME = nullptr;                                        \
                                                                        \
  already_AddRefed<TYPE>                                                \
  mozilla::services::Get##NAME()                                        \
  {                                                                     \
    if (!g##NAME) {                                                     \
      nsCOMPtr<TYPE> os = do_GetService(CONTRACT_ID);                   \
      g##NAME = os.forget().get();                                      \
    }                                                                   \
    NS_IF_ADDREF(g##NAME);                                              \
    return g##NAME;                                                     \
  }                                                                     \
  NS_EXPORT_(already_AddRefed<TYPE>)                                    \
  mozilla::services::_external_Get##NAME()                              \
  {                                                                     \
    return Get##NAME();                                                 \
  }

#include "ServiceList.h"
#undef MOZ_SERVICE

/**
 * Clears service cache, sets gXPCOMShuttingDown
 */
void 
mozilla::services::Shutdown()
{
  gXPCOMShuttingDown = true;
#define MOZ_SERVICE(NAME, TYPE, CONTRACT_ID) NS_IF_RELEASE(g##NAME);
#include "ServiceList.h"
#undef MOZ_SERVICE
}