mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
4fe7201af4
--HG-- rename : dom/plugins/PluginThreadChild.cpp => dom/plugins/PluginProcessChild.cpp rename : dom/plugins/PluginThreadChild.h => dom/plugins/PluginProcessChild.h rename : ipc/ipdl/test/cxx/IPDLUnitTestThreadChild.cpp => ipc/ipdl/test/cxx/IPDLUnitTestProcessChild.cpp rename : ipc/ipdl/test/cxx/IPDLUnitTestThreadChild.h => ipc/ipdl/test/cxx/IPDLUnitTestProcessChild.h
513 lines
13 KiB
C++
513 lines
13 KiB
C++
/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Mozilla libXUL embedding.
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*
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* The Initial Developer of the Original Code is
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* Benjamin Smedberg <benjamin@smedbergs.us>
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*
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* Portions created by the Initial Developer are Copyright (C) 2005
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* the Mozilla Foundation. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifdef MOZ_IPC
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#include "base/basictypes.h"
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#endif
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#include "nsXULAppAPI.h"
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#include <stdlib.h>
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#if defined(MOZ_WIDGET_GTK2)
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#include <glib.h>
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#endif
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#include "prenv.h"
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#include "nsIAppShell.h"
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#include "nsIAppStartupNotifier.h"
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#include "nsIDirectoryService.h"
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#include "nsILocalFile.h"
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#include "nsIToolkitChromeRegistry.h"
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#include "nsIToolkitProfile.h"
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#if defined(OS_LINUX)
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# define XP_LINUX
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#endif
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#ifdef XP_WIN
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#include <process.h>
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#endif
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#include "nsAppDirectoryServiceDefs.h"
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#include "nsAppRunner.h"
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#include "nsAutoRef.h"
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#include "nsDirectoryServiceDefs.h"
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#include "nsExceptionHandler.h"
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#include "nsStaticComponents.h"
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#include "nsString.h"
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#include "nsThreadUtils.h"
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#include "nsWidgetsCID.h"
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#include "nsXREDirProvider.h"
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#ifdef MOZ_IPC
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#include "nsX11ErrorHandler.h"
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#include "base/at_exit.h"
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#include "base/command_line.h"
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#include "base/message_loop.h"
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#include "base/process_util.h"
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#include "chrome/common/child_process.h"
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#include "chrome/common/notification_service.h"
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#include "mozilla/ipc/BrowserProcessSubThread.h"
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#include "mozilla/ipc/GeckoChildProcessHost.h"
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#include "mozilla/ipc/IOThreadChild.h"
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#include "mozilla/ipc/ProcessChild.h"
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#include "ScopedXREEmbed.h"
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#include "mozilla/plugins/PluginProcessChild.h"
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#ifdef MOZ_IPDL_TESTS
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#include "mozilla/_ipdltest/IPDLUnitTests.h"
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#include "mozilla/_ipdltest/IPDLUnitTestProcessChild.h"
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using mozilla::_ipdltest::IPDLUnitTestProcessChild;
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#endif // ifdef MOZ_IPDL_TESTS
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using mozilla::ipc::BrowserProcessSubThread;
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using mozilla::ipc::GeckoChildProcessHost;
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using mozilla::ipc::IOThreadChild;
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using mozilla::ipc::ProcessChild;
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using mozilla::ipc::ScopedXREEmbed;
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using mozilla::plugins::PluginProcessChild;
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using mozilla::startup::sChildProcessType;
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#endif
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static NS_DEFINE_CID(kAppShellCID, NS_APPSHELL_CID);
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void
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XRE_GetStaticComponents(nsStaticModuleInfo const **aStaticComponents,
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PRUint32 *aComponentCount)
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{
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*aStaticComponents = kPStaticModules;
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*aComponentCount = kStaticModuleCount;
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}
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nsresult
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XRE_LockProfileDirectory(nsILocalFile* aDirectory,
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nsISupports* *aLockObject)
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{
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nsCOMPtr<nsIProfileLock> lock;
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nsresult rv = NS_LockProfilePath(aDirectory, nsnull, nsnull,
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getter_AddRefs(lock));
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if (NS_SUCCEEDED(rv))
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NS_ADDREF(*aLockObject = lock);
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return rv;
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}
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static nsStaticModuleInfo *sCombined;
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static PRInt32 sInitCounter;
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nsresult
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XRE_InitEmbedding(nsILocalFile *aLibXULDirectory,
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nsILocalFile *aAppDirectory,
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nsIDirectoryServiceProvider *aAppDirProvider,
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nsStaticModuleInfo const *aStaticComponents,
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PRUint32 aStaticComponentCount)
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{
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// Initialize some globals to make nsXREDirProvider happy
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static char* kNullCommandLine[] = { nsnull };
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gArgv = kNullCommandLine;
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gArgc = 0;
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NS_ENSURE_ARG(aLibXULDirectory);
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if (++sInitCounter > 1) // XXXbsmedberg is this really the right solution?
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return NS_OK;
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if (!aAppDirectory)
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aAppDirectory = aLibXULDirectory;
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nsresult rv;
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new nsXREDirProvider; // This sets gDirServiceProvider
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if (!gDirServiceProvider)
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return NS_ERROR_OUT_OF_MEMORY;
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rv = gDirServiceProvider->Initialize(aAppDirectory, aLibXULDirectory,
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aAppDirProvider);
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if (NS_FAILED(rv))
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return rv;
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// Combine the toolkit static components and the app components.
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PRUint32 combinedCount = kStaticModuleCount + aStaticComponentCount;
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sCombined = new nsStaticModuleInfo[combinedCount];
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if (!sCombined)
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return NS_ERROR_OUT_OF_MEMORY;
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memcpy(sCombined, kPStaticModules,
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sizeof(nsStaticModuleInfo) * kStaticModuleCount);
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memcpy(sCombined + kStaticModuleCount, aStaticComponents,
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sizeof(nsStaticModuleInfo) * aStaticComponentCount);
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rv = NS_InitXPCOM3(nsnull, aAppDirectory, gDirServiceProvider,
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sCombined, combinedCount);
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if (NS_FAILED(rv))
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return rv;
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// We do not need to autoregister components here. The CheckCompatibility()
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// bits in nsAppRunner.cpp check for an invalidation flag in
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// compatibility.ini.
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// If the app wants to autoregister every time (for instance, if it's debug),
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// it can do so after we return from this function.
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nsCOMPtr<nsIObserver> startupNotifier
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(do_CreateInstance(NS_APPSTARTUPNOTIFIER_CONTRACTID));
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if (!startupNotifier)
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return NS_ERROR_FAILURE;
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startupNotifier->Observe(nsnull, APPSTARTUP_TOPIC, nsnull);
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return NS_OK;
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}
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void
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XRE_NotifyProfile()
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{
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NS_ASSERTION(gDirServiceProvider, "XRE_InitEmbedding was not called!");
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gDirServiceProvider->DoStartup();
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}
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void
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XRE_TermEmbedding()
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{
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if (--sInitCounter != 0)
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return;
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NS_ASSERTION(gDirServiceProvider,
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"XRE_TermEmbedding without XRE_InitEmbedding");
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gDirServiceProvider->DoShutdown();
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NS_ShutdownXPCOM(nsnull);
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delete [] sCombined;
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delete gDirServiceProvider;
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}
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const char*
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XRE_ChildProcessTypeToString(GeckoProcessType aProcessType)
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{
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return (aProcessType < GeckoProcessType_End) ?
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kGeckoProcessTypeString[aProcessType] : nsnull;
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}
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GeckoProcessType
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XRE_StringToChildProcessType(const char* aProcessTypeString)
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{
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for (int i = 0;
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i < (int) NS_ARRAY_LENGTH(kGeckoProcessTypeString);
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++i) {
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if (!strcmp(kGeckoProcessTypeString[i], aProcessTypeString)) {
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return static_cast<GeckoProcessType>(i);
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}
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}
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return GeckoProcessType_Invalid;
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}
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#ifdef MOZ_IPC
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namespace mozilla {
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namespace startup {
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GeckoProcessType sChildProcessType = GeckoProcessType_Default;
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}
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}
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#if defined(MOZ_CRASHREPORTER)
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// FIXME/bug 539522: this out-of-place function is stuck here because
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// IPDL wants access to this crashreporter interface, and
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// crashreporter is built in such a way to make that awkward
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PRBool
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XRE_TakeMinidumpForChild(PRUint32 aChildPid, nsILocalFile** aDump)
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{
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return CrashReporter::TakeMinidumpForChild(aChildPid, aDump);
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}
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#if !defined(XP_MACOSX)
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PRBool
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XRE_SetRemoteExceptionHandler(const char* aPipe/*= 0*/)
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{
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#if defined(XP_WIN)
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return CrashReporter::SetRemoteExceptionHandler(nsDependentCString(aPipe));
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#elif defined(OS_LINUX)
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return CrashReporter::SetRemoteExceptionHandler();
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#else
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# error "OOP crash reporter unsupported on this platform"
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#endif
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}
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#endif // !XP_MACOSX
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#endif // if defined(MOZ_CRASHREPORTER)
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nsresult
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XRE_InitChildProcess(int aArgc,
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char* aArgv[],
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GeckoProcessType aProcess)
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{
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NS_ENSURE_ARG_MIN(aArgc, 2);
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NS_ENSURE_ARG_POINTER(aArgv);
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NS_ENSURE_ARG_POINTER(aArgv[0]);
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sChildProcessType = aProcess;
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gArgv = aArgv;
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gArgc = aArgc;
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SetupErrorHandling(aArgv[0]);
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#if defined(MOZ_WIDGET_GTK2)
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g_thread_init(NULL);
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#endif
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if (PR_GetEnv("MOZ_DEBUG_CHILD_PROCESS")) {
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#ifdef OS_POSIX
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printf("\n\nCHILDCHILDCHILDCHILD\n debug me @%d\n\n", getpid());
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sleep(30);
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#elif defined(OS_WIN)
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printf("\n\nCHILDCHILDCHILDCHILD\n debug me @%d\n\n", _getpid());
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Sleep(30000);
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#endif
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}
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// child processes launched by GeckoChildProcessHost get this magic
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// argument appended to their command lines
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const char* const parentPIDString = aArgv[aArgc-1];
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NS_ABORT_IF_FALSE(parentPIDString, "NULL parent PID");
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--aArgc;
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char* end = 0;
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base::ProcessId parentPID = strtol(parentPIDString, &end, 10);
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NS_ABORT_IF_FALSE(!*end, "invalid parent PID");
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base::ProcessHandle parentHandle;
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bool ok = base::OpenProcessHandle(parentPID, &parentHandle);
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NS_ABORT_IF_FALSE(ok, "can't open handle to parent");
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base::AtExitManager exitManager;
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NotificationService notificationService;
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NS_LogInit();
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int rv = XRE_InitCommandLine(aArgc, aArgv);
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if (NS_FAILED(rv)) {
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NS_LogTerm();
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return NS_ERROR_FAILURE;
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}
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// Associate this thread with a UI MessageLoop
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MessageLoopForUI uiMessageLoop;
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{
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nsAutoPtr<ProcessChild> process;
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switch (aProcess) {
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case GeckoProcessType_Default:
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NS_RUNTIMEABORT("This makes no sense");
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break;
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case GeckoProcessType_Plugin:
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process = new PluginProcessChild(parentHandle);
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break;
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case GeckoProcessType_IPDLUnitTest:
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#ifdef MOZ_IPDL_TESTS
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process = new IPDLUnitTestProcessChild(parentHandle);
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#else
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NS_RUNTIMEABORT("rebuild with --enable-ipdl-tests");
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#endif
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break;
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default:
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NS_RUNTIMEABORT("Unknown main thread class");
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}
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if (!process->Init()) {
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NS_LogTerm();
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return NS_ERROR_FAILURE;
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}
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// Run the UI event loop on the main thread.
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uiMessageLoop.MessageLoop::Run();
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// Allow ProcessChild to clean up after itself before going out of
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// scope and being deleted
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process->CleanUp();
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}
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NS_LogTerm();
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return XRE_DeinitCommandLine();
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}
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MessageLoop*
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XRE_GetIOMessageLoop()
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{
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if (sChildProcessType == GeckoProcessType_Default) {
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return BrowserProcessSubThread::GetMessageLoop(BrowserProcessSubThread::IO);
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}
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return IOThreadChild::message_loop();
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}
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namespace {
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class MainFunctionRunnable : public nsRunnable
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{
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public:
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NS_DECL_NSIRUNNABLE
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MainFunctionRunnable(MainFunction aFunction,
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void* aData)
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: mFunction(aFunction),
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mData(aData)
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{
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NS_ASSERTION(aFunction, "Don't give me a null pointer!");
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}
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private:
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MainFunction mFunction;
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void* mData;
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};
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} /* anonymous namespace */
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NS_IMETHODIMP
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MainFunctionRunnable::Run()
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{
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mFunction(mData);
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return NS_OK;
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}
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nsresult
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XRE_InitParentProcess(int aArgc,
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char* aArgv[],
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MainFunction aMainFunction,
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void* aMainFunctionData)
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{
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NS_ENSURE_ARG_MIN(aArgc, 1);
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NS_ENSURE_ARG_POINTER(aArgv);
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NS_ENSURE_ARG_POINTER(aArgv[0]);
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int rv = XRE_InitCommandLine(aArgc, aArgv);
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if (NS_FAILED(rv))
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return NS_ERROR_FAILURE;
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ScopedXREEmbed embed;
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{
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embed.Start();
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nsCOMPtr<nsIAppShell> appShell(do_GetService(kAppShellCID));
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NS_ENSURE_TRUE(appShell, NS_ERROR_FAILURE);
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if (aMainFunction) {
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nsCOMPtr<nsIRunnable> runnable =
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new MainFunctionRunnable(aMainFunction, aMainFunctionData);
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NS_ENSURE_TRUE(runnable, NS_ERROR_OUT_OF_MEMORY);
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nsresult rv = NS_DispatchToCurrentThread(runnable);
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NS_ENSURE_SUCCESS(rv, rv);
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}
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// Do event loop
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if (NS_FAILED(appShell->Run())) {
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NS_WARNING("Failed to run appshell");
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return NS_ERROR_FAILURE;
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}
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}
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return XRE_DeinitCommandLine();
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}
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#ifdef MOZ_IPDL_TESTS
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//-----------------------------------------------------------------------------
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// IPDL unit test
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int
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XRE_RunIPDLTest(int aArgc, char** aArgv)
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{
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if (aArgc < 2) {
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fprintf(stderr, "TEST-UNEXPECTED-FAIL | <---> | insufficient #args, need at least 2\n");
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return 1;
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}
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void* data = reinterpret_cast<void*>(aArgv[aArgc-1]);
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nsresult rv =
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XRE_InitParentProcess(
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--aArgc, aArgv, mozilla::_ipdltest::IPDLUnitTestMain, data);
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NS_ENSURE_SUCCESS(rv, 1);
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return 0;
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}
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#endif // ifdef MOZ_IPDL_TESTS
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nsresult
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XRE_RunAppShell()
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{
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nsCOMPtr<nsIAppShell> appShell(do_GetService(kAppShellCID));
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NS_ENSURE_TRUE(appShell, NS_ERROR_FAILURE);
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return appShell->Run();
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}
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void
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XRE_ShutdownChildProcess()
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{
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NS_ABORT_IF_FALSE(MessageLoopForUI::current(), "Wrong thread!");
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MessageLoop* ioLoop = XRE_GetIOMessageLoop();
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NS_ABORT_IF_FALSE(!!ioLoop, "Bad shutdown order");
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// Quit() sets off the following chain of events
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// (1) UI loop starts quitting
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// (2) UI loop returns from Run() in XRE_InitChildProcess()
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// (3) ProcessChild goes out of scope and terminates the IO thread
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// (4) ProcessChild joins the IO thread
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// (5) exit()
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MessageLoop::current()->Quit();
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}
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#ifdef MOZ_X11
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void
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XRE_InstallX11ErrorHandler()
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{
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InstallX11ErrorHandler();
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}
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#endif
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#endif // MOZ_IPC
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