pjs/toolkit/xre/nsAppRunner.cpp

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C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Mozilla Communicator client code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Roland Mainz <roland.mainz@informatik.med.uni-giessen.de>
* Benjamin Smedberg <benjamin@smedbergs.us>
* Ben Goodger <ben@mozilla.org>
* Fredrik Holmqvist <thesuckiestemail@yahoo.se>
* Ben Turner <mozilla@songbirdnest.com>
* Sergei Dolgov <sergei_d@fi.tartu.ee>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#if defined(XP_OS2) && defined(MOZ_OS2_HIGH_MEMORY)
// os2safe.h has to be included before os2.h, needed for high mem
#include <os2safe.h>
#endif
#define XPCOM_TRANSLATE_NSGM_ENTRY_POINT 1
#include "nsAppRunner.h"
#include "nsUpdateDriver.h"
#if defined(MOZ_WIDGET_QT)
#include <qwidget.h>
#include <qapplication.h>
#endif
#ifdef XP_MACOSX
#include "MacLaunchHelper.h"
#include "MacApplicationDelegate.h"
#endif
#ifdef XP_OS2
#include "private/pprthred.h"
#endif
#include "prmem.h"
#include "prnetdb.h"
#include "prprf.h"
#include "prproces.h"
#include "prenv.h"
#include "nsIAppShellService.h"
#include "nsIAppStartup.h"
#include "nsIAppStartupNotifier.h"
#include "nsIMutableArray.h"
#include "nsICategoryManager.h"
#include "nsIChromeRegistry.h"
#include "nsICommandLineRunner.h"
#include "nsIComponentManager.h"
#include "nsIComponentRegistrar.h"
#include "nsIContentHandler.h"
#include "nsIDialogParamBlock.h"
#include "nsIDOMWindow.h"
#include "nsIExtensionManager.h"
#include "nsIFastLoadService.h" // for PLATFORM_FASL_SUFFIX
#include "nsIGenericFactory.h"
#include "nsIIOService2.h"
#include "nsIObserverService.h"
#include "nsINativeAppSupport.h"
#include "nsIProcess.h"
#include "nsIProfileUnlocker.h"
#include "nsIPromptService.h"
#include "nsIServiceManager.h"
#include "nsIStringBundle.h"
#include "nsISupportsPrimitives.h"
#include "nsITimelineService.h"
#include "nsIToolkitChromeRegistry.h"
#include "nsIToolkitProfile.h"
#include "nsIToolkitProfileService.h"
#include "nsIURI.h"
#include "nsIWindowCreator.h"
#include "nsIWindowMediator.h"
#include "nsIWindowWatcher.h"
#include "nsIXULAppInfo.h"
#include "nsIXULRuntime.h"
#include "nsPIDOMWindow.h"
#include "nsIBaseWindow.h"
#include "nsIWidget.h"
#include "nsIDocShell.h"
#include "nsAppShellCID.h"
#ifdef XP_WIN
#include "nsIWinAppHelper.h"
#include <windows.h>
#ifndef PROCESS_DEP_ENABLE
#define PROCESS_DEP_ENABLE 0x1
#endif
#endif
#include "nsCRT.h"
#include "nsCOMPtr.h"
#include "nsDirectoryServiceDefs.h"
#include "nsDirectoryServiceUtils.h"
#include "nsEmbedCID.h"
#include "nsNetUtil.h"
#include "nsReadableUtils.h"
#include "nsStaticComponents.h"
#include "nsXPCOM.h"
#include "nsXPCOMCIDInternal.h"
#include "nsXPIDLString.h"
#include "nsXPFEComponentsCID.h"
#include "nsVersionComparator.h"
#include "nsAppDirectoryServiceDefs.h"
#include "nsXULAppAPI.h"
#include "nsXREDirProvider.h"
#include "nsToolkitCompsCID.h"
#include "nsINIParser.h"
#include <stdlib.h>
#if defined(MOZ_SPLASHSCREEN)
#include "nsSplashScreen.h"
#endif
#ifdef XP_UNIX
#include <sys/stat.h>
#include <unistd.h>
#endif
#ifdef XP_BEOS
// execv() behaves bit differently in R5 and Zeta, looks unreliable in such situation
//#include <unistd.h>
#include <AppKit.h>
#include <AppFileInfo.h>
#endif //XP_BEOS
#ifdef XP_WIN
#ifndef WINCE
#include <process.h>
#include <shlobj.h>
#endif
#include "nsThreadUtils.h"
#endif
#ifdef XP_MACOSX
#include "nsILocalFileMac.h"
#include "nsCommandLineServiceMac.h"
#endif
// for X remote support
#ifdef MOZ_ENABLE_XREMOTE
#ifdef MOZ_WIDGET_PHOTON
#include "PhRemoteClient.h"
#else
#include "XRemoteClient.h"
#endif
#include "nsIRemoteService.h"
#endif
#ifdef NS_TRACE_MALLOC
#include "nsTraceMalloc.h"
#endif
#if defined(DEBUG) && defined(XP_WIN32)
#include <malloc.h>
#endif
#if defined (XP_MACOSX)
#include <Carbon/Carbon.h>
#endif
#ifdef DEBUG
#include "prlog.h"
#endif
#ifdef MOZ_JPROF
#include "jprof.h"
#endif
#ifdef MOZ_CRASHREPORTER
#include "nsExceptionHandler.h"
#include "nsICrashReporter.h"
#define NS_CRASHREPORTER_CONTRACTID "@mozilla.org/toolkit/crash-reporter;1"
#include "nsIPrefService.h"
#endif
#ifdef MOZ_IPC
#include "base/command_line.h"
#endif
#ifdef WINCE
class WindowsMutex {
public:
WindowsMutex(const wchar_t *name) {
mHandle = CreateMutexW(0, FALSE, name);
}
~WindowsMutex() {
Unlock();
CloseHandle(mHandle);
}
PRBool Lock(DWORD timeout = INFINITE) {
DWORD state = WaitForSingleObject(mHandle, timeout);
return state == WAIT_OBJECT_0;
}
void Unlock() {
if (mHandle)
ReleaseMutex(mHandle);
}
protected:
HANDLE mHandle;
};
#endif
extern void InstallSignalHandlers(const char *ProgramName);
#define FILE_COMPATIBILITY_INFO NS_LITERAL_CSTRING("compatibility.ini")
int gArgc;
char **gArgv;
static char gToolkitVersion[20];
static char gToolkitBuildID[40];
static int gRestartArgc;
static char **gRestartArgv;
#if defined(MOZ_WIDGET_GTK2)
#if defined(DEBUG) || defined(NS_BUILD_REFCNT_LOGGING) \
|| defined(NS_TRACE_MALLOC)
#define CLEANUP_MEMORY 1
#define PANGO_ENABLE_BACKEND
#include <pango/pangofc-fontmap.h>
#endif
#include <gtk/gtk.h>
#ifdef MOZ_X11
#include <gdk/gdkx.h>
#endif /* MOZ_X11 */
#include "nsGTKToolkit.h"
#endif
// Save the given word to the specified environment variable.
static void
SaveWordToEnv(const char *name, const nsACString & word)
{
char *expr = PR_smprintf("%s=%s", name, PromiseFlatCString(word).get());
if (expr)
PR_SetEnv(expr);
// We intentionally leak |expr| here since it is required by PR_SetEnv.
}
// Save the path of the given file to the specified environment variable.
static void
SaveFileToEnv(const char *name, nsIFile *file)
{
#ifdef XP_WIN
nsAutoString path;
file->GetPath(path);
SetEnvironmentVariableW(NS_ConvertASCIItoUTF16(name).get(), path.get());
#else
nsCAutoString path;
file->GetNativePath(path);
SaveWordToEnv(name, path);
#endif
}
// Load the path of a file saved with SaveFileToEnv
static already_AddRefed<nsILocalFile>
GetFileFromEnv(const char *name)
{
nsresult rv;
nsILocalFile *file = nsnull;
#ifdef XP_WIN
WCHAR path[_MAX_PATH];
if (!GetEnvironmentVariableW(NS_ConvertASCIItoUTF16(name).get(),
path, _MAX_PATH))
return nsnull;
rv = NS_NewLocalFile(nsDependentString(path), PR_TRUE, &file);
if (NS_FAILED(rv))
return nsnull;
return file;
#else
const char *arg = PR_GetEnv(name);
if (!arg || !*arg)
return nsnull;
rv = NS_NewNativeLocalFile(nsDependentCString(arg), PR_TRUE, &file);
if (NS_FAILED(rv))
return nsnull;
return file;
#endif
}
// Save the path of the given word to the specified environment variable
// provided the environment variable does not have a value.
static void
SaveWordToEnvIfUnset(const char *name, const nsACString & word)
{
const char *val = PR_GetEnv(name);
if (!(val && *val))
SaveWordToEnv(name, word);
}
// Save the path of the given file to the specified environment variable
// provided the environment variable does not have a value.
static void
SaveFileToEnvIfUnset(const char *name, nsIFile *file)
{
const char *val = PR_GetEnv(name);
if (!(val && *val))
SaveFileToEnv(name, file);
}
static PRBool
strimatch(const char* lowerstr, const char* mixedstr)
{
while(*lowerstr) {
if (!*mixedstr) return PR_FALSE; // mixedstr is shorter
if (tolower(*mixedstr) != *lowerstr) return PR_FALSE; // no match
++lowerstr;
++mixedstr;
}
if (*mixedstr) return PR_FALSE; // lowerstr is shorter
return PR_TRUE;
}
/**
* Output a string to the user. This method is really only meant to be used to
* output last-ditch error messages designed for developers NOT END USERS.
*
* @param isError
* Pass true to indicate severe errors.
* @param fmt
* printf-style format string followed by arguments.
*/
static void Output(PRBool isError, const char *fmt, ... )
{
va_list ap;
va_start(ap, fmt);
#if defined(XP_WIN) && !MOZ_WINCONSOLE
char *msg = PR_vsmprintf(fmt, ap);
if (msg)
{
UINT flags = MB_OK;
if (isError)
flags |= MB_ICONERROR;
else
flags |= MB_ICONINFORMATION;
wchar_t wide_msg[1024];
MultiByteToWideChar(CP_ACP,
0,
msg,
-1,
wide_msg,
sizeof(wide_msg) / sizeof(wchar_t));
MessageBoxW(NULL, wide_msg, L"XULRunner", flags);
PR_smprintf_free(msg);
}
#else
vfprintf(stderr, fmt, ap);
#endif
va_end(ap);
}
enum RemoteResult {
REMOTE_NOT_FOUND = 0,
REMOTE_FOUND = 1,
REMOTE_ARG_BAD = 2
};
enum ArgResult {
ARG_NONE = 0,
ARG_FOUND = 1,
ARG_BAD = 2 // you wanted a param, but there isn't one
};
static void RemoveArg(char **argv)
{
do {
*argv = *(argv + 1);
++argv;
} while (*argv);
--gArgc;
}
/**
* Check for a commandline flag. If the flag takes a parameter, the
* parameter is returned in aParam. Flags may be in the form -arg or
* --arg (or /arg on win32/OS2).
*
* @param aArg the parameter to check. Must be lowercase.
* @param aCheckOSInt if true returns ARG_BAD if the osint argument is present
* when aArg is also present.
* @param if non-null, the -arg <data> will be stored in this pointer. This is *not*
* allocated, but rather a pointer to the argv data.
*/
static ArgResult
CheckArg(const char* aArg, PRBool aCheckOSInt = PR_FALSE, const char **aParam = nsnull, PRBool aRemArg = PR_TRUE)
{
char **curarg = gArgv + 1; // skip argv[0]
ArgResult ar = ARG_NONE;
while (*curarg) {
char *arg = curarg[0];
if (arg[0] == '-'
#if defined(XP_WIN) || defined(XP_OS2)
|| *arg == '/'
#endif
) {
++arg;
if (*arg == '-')
++arg;
if (strimatch(aArg, arg)) {
if (aRemArg)
RemoveArg(curarg);
if (!aParam) {
ar = ARG_FOUND;
break;
}
if (*curarg) {
if (**curarg == '-'
#if defined(XP_WIN) || defined(XP_OS2)
|| **curarg == '/'
#endif
)
return ARG_BAD;
*aParam = *curarg;
if (aRemArg)
RemoveArg(curarg);
ar = ARG_FOUND;
break;
}
return ARG_BAD;
}
}
++curarg;
}
if (aCheckOSInt && ar == ARG_FOUND) {
ArgResult arOSInt = CheckArg("osint");
if (arOSInt == ARG_FOUND) {
ar = ARG_BAD;
PR_fprintf(PR_STDERR, "Error: argument -osint is invalid\n");
}
}
return ar;
}
#if defined(XP_WIN)
/**
* Check for a commandline flag from the windows shell and remove it from the
* argv used when restarting. Flags MUST be in the form -arg.
*
* @param aArg the parameter to check. Must be lowercase.
*/
static ArgResult
CheckArgShell(const char* aArg)
{
char **curarg = gRestartArgv + 1; // skip argv[0]
while (*curarg) {
char *arg = curarg[0];
if (arg[0] == '-') {
++arg;
if (strimatch(aArg, arg)) {
do {
*curarg = *(curarg + 1);
++curarg;
} while (*curarg);
--gRestartArgc;
return ARG_FOUND;
}
}
++curarg;
}
return ARG_NONE;
}
/**
* Enabled Native App Support to process DDE messages when the app needs to
* restart and the app has been launched by the Windows shell to open an url.
* When aWait is false this will process the DDE events manually. This prevents
* Windows from displaying an error message due to the DDE message not being
* acknowledged.
*/
static void
ProcessDDE(nsINativeAppSupport* aNative, PRBool aWait)
{
// When the app is launched by the windows shell the windows shell
// expects the app to be available for DDE messages and if it isn't
// windows displays an error dialog. To prevent the error the DDE server
// is enabled and pending events are processed when the app needs to
// restart after it was launched by the shell with the requestpending
// argument. The requestpending pending argument is removed to
// differentiate it from being launched when an app restart is not
// required.
ArgResult ar;
ar = CheckArgShell("requestpending");
if (ar == ARG_FOUND) {
aNative->Enable(); // enable win32 DDE responses
if (aWait) {
nsIThread *thread = NS_GetCurrentThread();
// This is just a guesstimate based on testing different values.
// If count is 8 or less windows will display an error dialog.
PRInt32 count = 20;
while(--count >= 0) {
NS_ProcessNextEvent(thread);
PR_Sleep(PR_MillisecondsToInterval(1));
}
}
}
}
#endif
PRBool gSafeMode = PR_FALSE;
/**
* The nsXULAppInfo object implements nsIFactory so that it can be its own
* singleton.
*/
class nsXULAppInfo : public nsIXULAppInfo,
#ifdef XP_WIN
public nsIWinAppHelper,
#endif
#ifdef MOZ_CRASHREPORTER
public nsICrashReporter,
#endif
public nsIXULRuntime
{
public:
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_NSIXULAPPINFO
NS_DECL_NSIXULRUNTIME
#ifdef MOZ_CRASHREPORTER
NS_DECL_NSICRASHREPORTER
#endif
#ifdef XP_WIN
NS_DECL_NSIWINAPPHELPER
#endif
};
NS_INTERFACE_MAP_BEGIN(nsXULAppInfo)
NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIXULRuntime)
NS_INTERFACE_MAP_ENTRY(nsIXULRuntime)
#ifdef XP_WIN
NS_INTERFACE_MAP_ENTRY(nsIWinAppHelper)
#endif
#ifdef MOZ_CRASHREPORTER
NS_INTERFACE_MAP_ENTRY(nsICrashReporter)
#endif
NS_INTERFACE_MAP_ENTRY_CONDITIONAL(nsIXULAppInfo, gAppData)
NS_INTERFACE_MAP_END
NS_IMETHODIMP_(nsrefcnt)
nsXULAppInfo::AddRef()
{
return 1;
}
NS_IMETHODIMP_(nsrefcnt)
nsXULAppInfo::Release()
{
return 1;
}
NS_IMETHODIMP
nsXULAppInfo::GetVendor(nsACString& aResult)
{
aResult.Assign(gAppData->vendor);
return NS_OK;
}
NS_IMETHODIMP
nsXULAppInfo::GetName(nsACString& aResult)
{
aResult.Assign(gAppData->name);
return NS_OK;
}
NS_IMETHODIMP
nsXULAppInfo::GetID(nsACString& aResult)
{
aResult.Assign(gAppData->ID);
return NS_OK;
}
NS_IMETHODIMP
nsXULAppInfo::GetVersion(nsACString& aResult)
{
aResult.Assign(gAppData->version);
return NS_OK;
}
NS_IMETHODIMP
nsXULAppInfo::GetPlatformVersion(nsACString& aResult)
{
aResult.Assign(gToolkitVersion);
return NS_OK;
}
NS_IMETHODIMP
nsXULAppInfo::GetAppBuildID(nsACString& aResult)
{
aResult.Assign(gAppData->buildID);
return NS_OK;
}
NS_IMETHODIMP
nsXULAppInfo::GetPlatformBuildID(nsACString& aResult)
{
aResult.Assign(gToolkitBuildID);
return NS_OK;
}
NS_IMETHODIMP
nsXULAppInfo::GetLogConsoleErrors(PRBool *aResult)
{
*aResult = gLogConsoleErrors;
return NS_OK;
}
NS_IMETHODIMP
nsXULAppInfo::SetLogConsoleErrors(PRBool aValue)
{
gLogConsoleErrors = aValue;
return NS_OK;
}
NS_IMETHODIMP
nsXULAppInfo::GetInSafeMode(PRBool *aResult)
{
*aResult = gSafeMode;
return NS_OK;
}
NS_IMETHODIMP
nsXULAppInfo::GetOS(nsACString& aResult)
{
aResult.AssignLiteral(OS_TARGET);
return NS_OK;
}
NS_IMETHODIMP
nsXULAppInfo::GetXPCOMABI(nsACString& aResult)
{
#ifdef TARGET_XPCOM_ABI
aResult.AssignLiteral(TARGET_XPCOM_ABI);
return NS_OK;
#else
return NS_ERROR_NOT_AVAILABLE;
#endif
}
NS_IMETHODIMP
nsXULAppInfo::GetWidgetToolkit(nsACString& aResult)
{
aResult.AssignLiteral(MOZ_WIDGET_TOOLKIT);
return NS_OK;
}
// Ensure that the GeckoProcessType enum, defined in xpcom/build/nsXULAppAPI.h,
// is synchronized with the const unsigned longs defined in
// xpcom/system/nsIXULRuntime.idl.
#define SYNC_ENUMS(a,b) \
PR_STATIC_ASSERT(nsIXULRuntime::PROCESS_TYPE_ ## a == \
static_cast<int>(GeckoProcessType_ ## b));
SYNC_ENUMS(DEFAULT, Default)
SYNC_ENUMS(PLUGIN, Plugin)
SYNC_ENUMS(CONTENT, Content)
SYNC_ENUMS(IPDLUNITTEST, IPDLUnitTest)
// .. and ensure that that is all of them:
PR_STATIC_ASSERT(GeckoProcessType_IPDLUnitTest + 1 == GeckoProcessType_End);
NS_IMETHODIMP
nsXULAppInfo::GetProcessType(PRUint32* aResult)
{
NS_ENSURE_ARG_POINTER(aResult);
*aResult = XRE_GetProcessType();
return NS_OK;
}
NS_IMETHODIMP
nsXULAppInfo::InvalidateCachesOnRestart()
{
nsCOMPtr<nsIFile> file;
nsresult rv = NS_GetSpecialDirectory(NS_APP_PROFILE_DIR_STARTUP,
getter_AddRefs(file));
if (NS_FAILED(rv))
return rv;
if (!file)
return NS_ERROR_NOT_AVAILABLE;
file->AppendNative(FILE_COMPATIBILITY_INFO);
nsCOMPtr<nsILocalFile> localFile(do_QueryInterface(file));
nsINIParser parser;
rv = parser.Init(localFile);
if (NS_FAILED(rv)) {
// This fails if compatibility.ini is not there, so we'll
// flush the caches on the next restart anyways.
return NS_OK;
}
nsCAutoString buf;
rv = parser.GetString("Compatibility", "InvalidateCaches", buf);
if (NS_FAILED(rv)) {
PRFileDesc *fd = nsnull;
localFile->OpenNSPRFileDesc(PR_RDWR | PR_APPEND, 0600, &fd);
if (!fd) {
NS_ERROR("could not create output stream");
return NS_ERROR_NOT_AVAILABLE;
}
static const char kInvalidationHeader[] = NS_LINEBREAK "InvalidateCaches=1" NS_LINEBREAK;
rv = PR_Write(fd, kInvalidationHeader, sizeof(kInvalidationHeader) - 1);
PR_Close(fd);
if (NS_FAILED(rv))
return rv;
}
return NS_OK;
}
#ifdef XP_WIN
// Matches the enum in WinNT.h for the Vista SDK but renamed so that we can
// safely build with the Vista SDK and without it.
typedef enum
{
VistaTokenElevationTypeDefault = 1,
VistaTokenElevationTypeFull,
VistaTokenElevationTypeLimited
} VISTA_TOKEN_ELEVATION_TYPE;
// avoid collision with TokeElevationType enum in WinNT.h
// of the Vista SDK
#define VistaTokenElevationType static_cast< TOKEN_INFORMATION_CLASS >( 18 )
NS_IMETHODIMP
nsXULAppInfo::GetUserCanElevate(PRBool *aUserCanElevate)
{
#ifdef WINCE
*aUserCanElevate = PR_FALSE;
return NS_OK;
#else
HANDLE hToken;
VISTA_TOKEN_ELEVATION_TYPE elevationType;
DWORD dwSize;
if (!OpenProcessToken(GetCurrentProcess(), TOKEN_QUERY, &hToken) ||
!GetTokenInformation(hToken, VistaTokenElevationType, &elevationType,
sizeof(elevationType), &dwSize)) {
*aUserCanElevate = PR_FALSE;
}
else {
// The possible values returned for elevationType and their meanings are:
// TokenElevationTypeDefault: The token does not have a linked token
// (e.g. UAC disabled or a standard user, so they can't be elevated)
// TokenElevationTypeFull: The token is linked to an elevated token
// (e.g. UAC is enabled and the user is already elevated so they can't
// be elevated again)
// TokenElevationTypeLimited: The token is linked to a limited token
// (e.g. UAC is enabled and the user is not elevated, so they can be
// elevated)
*aUserCanElevate = (elevationType == VistaTokenElevationTypeLimited);
}
if (hToken)
CloseHandle(hToken);
return NS_OK;
#endif // WINCE
}
#endif
#ifdef MOZ_CRASHREPORTER
NS_IMETHODIMP
nsXULAppInfo::GetEnabled(PRBool *aEnabled)
{
*aEnabled = CrashReporter::GetEnabled();
return NS_OK;
}
NS_IMETHODIMP
nsXULAppInfo::SetEnabled(PRBool aEnabled)
{
if (aEnabled) {
if (CrashReporter::GetEnabled())
// no point in erroring for double-enabling
return NS_OK;
nsCOMPtr<nsILocalFile> xreDirectory;
if (gAppData) {
xreDirectory = gAppData->xreDirectory;
}
else {
// We didn't get started through XRE_Main, probably
nsCOMPtr<nsIFile> greDir;
NS_GetSpecialDirectory(NS_GRE_DIR, getter_AddRefs(greDir));
if (!greDir)
return NS_ERROR_FAILURE;
xreDirectory = do_QueryInterface(greDir);
if (!xreDirectory)
return NS_ERROR_FAILURE;
}
return CrashReporter::SetExceptionHandler(xreDirectory, true);
}
else {
if (!CrashReporter::GetEnabled())
// no point in erroring for double-disabling
return NS_OK;
return CrashReporter::UnsetExceptionHandler();
}
}
NS_IMETHODIMP
nsXULAppInfo::GetServerURL(nsIURL** aServerURL)
{
if (!CrashReporter::GetEnabled())
return NS_ERROR_NOT_INITIALIZED;
nsCAutoString data;
if (!CrashReporter::GetServerURL(data)) {
return NS_ERROR_FAILURE;
}
nsCOMPtr<nsIURI> uri;
NS_NewURI(getter_AddRefs(uri), data);
if (!uri)
return NS_ERROR_FAILURE;
nsCOMPtr<nsIURL> url;
url = do_QueryInterface(uri);
NS_ADDREF(*aServerURL = url);
return NS_OK;
}
NS_IMETHODIMP
nsXULAppInfo::SetServerURL(nsIURL* aServerURL)
{
PRBool schemeOk;
// only allow https or http URLs
nsresult rv = aServerURL->SchemeIs("https", &schemeOk);
NS_ENSURE_SUCCESS(rv, rv);
if (!schemeOk) {
rv = aServerURL->SchemeIs("http", &schemeOk);
NS_ENSURE_SUCCESS(rv, rv);
if (!schemeOk)
return NS_ERROR_INVALID_ARG;
}
nsCAutoString spec;
rv = aServerURL->GetSpec(spec);
NS_ENSURE_SUCCESS(rv, rv);
return CrashReporter::SetServerURL(spec);
}
NS_IMETHODIMP
nsXULAppInfo::GetMinidumpPath(nsILocalFile** aMinidumpPath)
{
if (!CrashReporter::GetEnabled())
return NS_ERROR_NOT_INITIALIZED;
nsAutoString path;
if (!CrashReporter::GetMinidumpPath(path))
return NS_ERROR_FAILURE;
nsresult rv = NS_NewLocalFile(path, PR_FALSE, aMinidumpPath);
NS_ENSURE_SUCCESS(rv, rv);
return NS_OK;
}
NS_IMETHODIMP
nsXULAppInfo::SetMinidumpPath(nsILocalFile* aMinidumpPath)
{
nsAutoString path;
nsresult rv = aMinidumpPath->GetPath(path);
NS_ENSURE_SUCCESS(rv, rv);
return CrashReporter::SetMinidumpPath(path);
}
NS_IMETHODIMP
nsXULAppInfo::AnnotateCrashReport(const nsACString& key,
const nsACString& data)
{
return CrashReporter::AnnotateCrashReport(key, data);
}
NS_IMETHODIMP
nsXULAppInfo::AppendAppNotesToCrashReport(const nsACString& data)
{
return CrashReporter::AppendAppNotesToCrashReport(data);
}
NS_IMETHODIMP
nsXULAppInfo::WriteMinidumpForException(void* aExceptionInfo)
{
#ifdef XP_WIN32
return CrashReporter::WriteMinidumpForException(static_cast<EXCEPTION_POINTERS*>(aExceptionInfo));
#else
return NS_ERROR_NOT_IMPLEMENTED;
#endif
}
NS_IMETHODIMP
nsXULAppInfo::AppendObjCExceptionInfoToAppNotes(void* aException)
{
#ifdef XP_MACOSX
return CrashReporter::AppendObjCExceptionInfoToAppNotes(aException);
#else
return NS_ERROR_NOT_IMPLEMENTED;
#endif
}
#endif
static const nsXULAppInfo kAppInfo;
static NS_METHOD AppInfoConstructor(nsISupports* aOuter,
REFNSIID aIID, void **aResult)
{
NS_ENSURE_NO_AGGREGATION(aOuter);
return const_cast<nsXULAppInfo*>(&kAppInfo)->
QueryInterface(aIID, aResult);
}
PRBool gLogConsoleErrors
#ifdef DEBUG
= PR_TRUE;
#else
= PR_FALSE;
#endif
#define NS_ENSURE_TRUE_LOG(x, ret) \
PR_BEGIN_MACRO \
if (NS_UNLIKELY(!(x))) { \
NS_WARNING("NS_ENSURE_TRUE(" #x ") failed"); \
gLogConsoleErrors = PR_TRUE; \
return ret; \
} \
PR_END_MACRO
#define NS_ENSURE_SUCCESS_LOG(res, ret) \
NS_ENSURE_TRUE_LOG(NS_SUCCEEDED(res), ret)
/**
* Because we're starting/stopping XPCOM several times in different scenarios,
* this class is a stack-based critter that makes sure that XPCOM is shut down
* during early returns.
*/
class ScopedXPCOMStartup
{
public:
ScopedXPCOMStartup() :
mServiceManager(nsnull) { }
~ScopedXPCOMStartup();
nsresult Initialize();
nsresult DoAutoreg();
nsresult RegisterProfileService();
nsresult SetWindowCreator(nsINativeAppSupport* native);
private:
nsIServiceManager* mServiceManager;
};
ScopedXPCOMStartup::~ScopedXPCOMStartup()
{
if (mServiceManager) {
nsCOMPtr<nsIAppStartup> appStartup (do_GetService(NS_APPSTARTUP_CONTRACTID));
if (appStartup)
appStartup->DestroyHiddenWindow();
gDirServiceProvider->DoShutdown();
WriteConsoleLog();
NS_ShutdownXPCOM(mServiceManager);
mServiceManager = nsnull;
}
}
// {95d89e3e-a169-41a3-8e56-719978e15b12}
#define APPINFO_CID \
{ 0x95d89e3e, 0xa169, 0x41a3, { 0x8e, 0x56, 0x71, 0x99, 0x78, 0xe1, 0x5b, 0x12 } }
static const nsModuleComponentInfo kComponents[] =
{
{
"nsXULAppInfo",
APPINFO_CID,
XULAPPINFO_SERVICE_CONTRACTID,
AppInfoConstructor
},
{
"nsXULAppInfo",
APPINFO_CID,
XULRUNTIME_SERVICE_CONTRACTID,
AppInfoConstructor
}
#ifdef MOZ_CRASHREPORTER
,
{
"nsXULAppInfo",
APPINFO_CID,
NS_CRASHREPORTER_CONTRACTID,
AppInfoConstructor
}
#endif
};
NS_IMPL_NSGETMODULE(Apprunner, kComponents)
#if !defined(_BUILD_STATIC_BIN) && !defined(MOZ_ENABLE_LIBXUL)
static nsStaticModuleInfo const kXREStaticModules[] =
{
{
"Apprunner",
Apprunner_NSGetModule
}
};
nsStaticModuleInfo const *const kPStaticModules = kXREStaticModules;
PRUint32 const kStaticModuleCount = NS_ARRAY_LENGTH(kXREStaticModules);
#endif
nsresult
ScopedXPCOMStartup::Initialize()
{
NS_ASSERTION(gDirServiceProvider, "Should not get here!");
nsresult rv;
rv = NS_InitXPCOM3(&mServiceManager, gDirServiceProvider->GetAppDir(),
gDirServiceProvider,
kPStaticModules, kStaticModuleCount);
if (NS_FAILED(rv)) {
NS_ERROR("Couldn't start xpcom!");
mServiceManager = nsnull;
}
else {
nsCOMPtr<nsIComponentRegistrar> reg =
do_QueryInterface(mServiceManager);
NS_ASSERTION(reg, "Service Manager doesn't QI to Registrar.");
}
return rv;
}
// {0C4A446C-EE82-41f2-8D04-D366D2C7A7D4}
static const nsCID kNativeAppSupportCID =
{ 0xc4a446c, 0xee82, 0x41f2, { 0x8d, 0x4, 0xd3, 0x66, 0xd2, 0xc7, 0xa7, 0xd4 } };
// {5F5E59CE-27BC-47eb-9D1F-B09CA9049836}
static const nsCID kProfileServiceCID =
{ 0x5f5e59ce, 0x27bc, 0x47eb, { 0x9d, 0x1f, 0xb0, 0x9c, 0xa9, 0x4, 0x98, 0x36 } };
nsresult
ScopedXPCOMStartup::RegisterProfileService()
{
NS_ASSERTION(mServiceManager, "Not initialized!");
nsCOMPtr<nsIFactory> factory;
NS_NewToolkitProfileFactory(getter_AddRefs(factory));
if (!factory) return NS_ERROR_OUT_OF_MEMORY;
nsCOMPtr<nsIComponentRegistrar> reg (do_QueryInterface(mServiceManager));
if (!reg) return NS_ERROR_NO_INTERFACE;
return reg->RegisterFactory(kProfileServiceCID,
"Toolkit Profile Service",
NS_PROFILESERVICE_CONTRACTID,
factory);
}
nsresult
ScopedXPCOMStartup::DoAutoreg()
{
#ifdef DEBUG
// _Always_ autoreg if we're in a debug build, under the assumption
// that people are busily modifying components and will be angry if
// their changes aren't noticed.
nsCOMPtr<nsIComponentRegistrar> registrar
(do_QueryInterface(mServiceManager));
NS_ASSERTION(registrar, "Where's the component registrar?");
registrar->AutoRegister(nsnull);
#endif
return NS_OK;
}
/**
* This is a little factory class that serves as a singleton-service-factory
* for the nativeappsupport object.
*/
class nsSingletonFactory : public nsIFactory
{
public:
NS_DECL_ISUPPORTS
NS_DECL_NSIFACTORY
nsSingletonFactory(nsISupports* aSingleton);
~nsSingletonFactory() { }
private:
nsCOMPtr<nsISupports> mSingleton;
};
nsSingletonFactory::nsSingletonFactory(nsISupports* aSingleton)
: mSingleton(aSingleton)
{
NS_ASSERTION(mSingleton, "Singleton was null!");
}
NS_IMPL_ISUPPORTS1(nsSingletonFactory, nsIFactory)
NS_IMETHODIMP
nsSingletonFactory::CreateInstance(nsISupports* aOuter,
const nsIID& aIID,
void* *aResult)
{
NS_ENSURE_NO_AGGREGATION(aOuter);
return mSingleton->QueryInterface(aIID, aResult);
}
NS_IMETHODIMP
nsSingletonFactory::LockFactory(PRBool)
{
return NS_OK;
}
/**
* Set our windowcreator on the WindowWatcher service.
*/
nsresult
ScopedXPCOMStartup::SetWindowCreator(nsINativeAppSupport* native)
{
nsresult rv;
nsCOMPtr<nsIComponentRegistrar> registrar
(do_QueryInterface(mServiceManager));
NS_ASSERTION(registrar, "Where's the component registrar?");
nsCOMPtr<nsIFactory> nativeFactory = new nsSingletonFactory(native);
NS_ENSURE_TRUE(nativeFactory, NS_ERROR_OUT_OF_MEMORY);
rv = registrar->RegisterFactory(kNativeAppSupportCID,
"Native App Support",
NS_NATIVEAPPSUPPORT_CONTRACTID,
nativeFactory);
NS_ENSURE_SUCCESS(rv, rv);
// Inform the chrome registry about OS accessibility
nsCOMPtr<nsIToolkitChromeRegistry> cr (do_GetService(NS_CHROMEREGISTRY_CONTRACTID));
if (cr)
cr->CheckForOSAccessibility();
nsCOMPtr<nsIWindowCreator> creator (do_GetService(NS_APPSTARTUP_CONTRACTID));
if (!creator) return NS_ERROR_UNEXPECTED;
nsCOMPtr<nsIWindowWatcher> wwatch
(do_GetService(NS_WINDOWWATCHER_CONTRACTID, &rv));
NS_ENSURE_SUCCESS(rv, rv);
return wwatch->SetWindowCreator(creator);
}
/**
* A helper class which calls NS_LogInit/NS_LogTerm in its scope.
*/
class ScopedLogging
{
public:
ScopedLogging() { NS_LogInit(); }
~ScopedLogging() { NS_LogTerm(); }
};
static void DumpArbitraryHelp()
{
nsresult rv;
ScopedLogging log;
{
nsXREDirProvider dirProvider;
rv = dirProvider.Initialize(gAppData->directory, gAppData->xreDirectory);
if (NS_FAILED(rv))
return;
ScopedXPCOMStartup xpcom;
xpcom.Initialize();
xpcom.DoAutoreg();
nsCOMPtr<nsICommandLineRunner> cmdline
(do_CreateInstance("@mozilla.org/toolkit/command-line;1"));
if (!cmdline)
return;
nsCString text;
rv = cmdline->GetHelpText(text);
if (NS_SUCCEEDED(rv))
printf("%s", text.get());
}
}
// English text needs to go into a dtd file.
// But when this is called we have no components etc. These strings must either be
// here, or in a native resource file.
static void
DumpHelp()
{
printf("Usage: %s [ options ... ] [URL]\n"
" where options include:\n\n", gArgv[0]);
#ifdef MOZ_X11
printf("X11 options\n"
" --display=DISPLAY X display to use\n"
" --sync Make X calls synchronous\n"
" --no-xshm Don't use X shared memory extension\n"
" --xim-preedit=STYLE\n"
" --xim-status=STYLE\n");
#endif
#ifdef XP_UNIX
printf(" --g-fatal-warnings Make all warnings fatal\n"
"\n%s options\n", gAppData->name);
#endif
printf(" -h or -help Print this message.\n"
" -v or -version Print %s version.\n"
" -P <profile> Start with <profile>.\n"
" -migration Start with migration wizard.\n"
" -ProfileManager Start with ProfileManager.\n"
" -no-remote Open new instance, not a new window in running instance.\n"
" -UILocale <locale> Start with <locale> resources as UI Locale.\n"
" -safe-mode Disables extensions and themes for this session.\n", gAppData->name);
#if defined(XP_WIN) || defined(XP_OS2)
printf(" -console Start %s with a debugging console.\n", gAppData->name);
#endif
// this works, but only after the components have registered. so if you drop in a new command line handler, -help
// won't not until the second run.
// out of the bug, because we ship a component.reg file, it works correctly.
DumpArbitraryHelp();
}
#ifdef DEBUG_warren
#ifdef XP_WIN
#define _CRTDBG_MAP_ALLOC
#include <crtdbg.h>
#endif
#endif
#if defined(FREEBSD)
// pick up fpsetmask prototype.
#include <ieeefp.h>
#endif
static inline void
DumpVersion()
{
printf("%s %s %s",
gAppData->vendor ? gAppData->vendor : "", gAppData->name, gAppData->version);
if (gAppData->copyright)
printf(", %s", gAppData->copyright);
printf("\n");
}
#ifdef MOZ_ENABLE_XREMOTE
// use int here instead of a PR type since it will be returned
// from main - just to keep types consistent
static int
HandleRemoteArgument(const char* remote, const char* aDesktopStartupID)
{
nsresult rv;
ArgResult ar;
const char *profile = 0;
nsCAutoString program(gAppData->name);
ToLowerCase(program);
const char *username = getenv("LOGNAME");
ar = CheckArg("p", PR_FALSE, &profile);
if (ar == ARG_BAD) {
PR_fprintf(PR_STDERR, "Error: argument -p requires a profile name\n");
return 1;
}
const char *temp = nsnull;
ar = CheckArg("a", PR_FALSE, &temp);
if (ar == ARG_BAD) {
PR_fprintf(PR_STDERR, "Error: argument -a requires an application name\n");
return 1;
} else if (ar == ARG_FOUND) {
program.Assign(temp);
}
ar = CheckArg("u", PR_FALSE, &username);
if (ar == ARG_BAD) {
PR_fprintf(PR_STDERR, "Error: argument -u requires a username\n");
return 1;
}
XRemoteClient client;
rv = client.Init();
if (NS_FAILED(rv)) {
PR_fprintf(PR_STDERR, "Error: Failed to connect to X server.\n");
return 1;
}
nsXPIDLCString response;
PRBool success = PR_FALSE;
rv = client.SendCommand(program.get(), username, profile, remote,
aDesktopStartupID, getter_Copies(response), &success);
// did the command fail?
if (NS_FAILED(rv)) {
PR_fprintf(PR_STDERR, "Error: Failed to send command: %s\n",
response ? response.get() : "No response included");
return 1;
}
if (!success) {
PR_fprintf(PR_STDERR, "Error: No running window found\n");
return 2;
}
return 0;
}
static RemoteResult
RemoteCommandLine(const char* aDesktopStartupID)
{
nsresult rv;
ArgResult ar;
nsCAutoString program(gAppData->name);
ToLowerCase(program);
const char *username = getenv("LOGNAME");
const char *temp = nsnull;
ar = CheckArg("a", PR_TRUE, &temp);
if (ar == ARG_BAD) {
PR_fprintf(PR_STDERR, "Error: argument -a requires an application name\n");
return REMOTE_ARG_BAD;
} else if (ar == ARG_FOUND) {
program.Assign(temp);
}
ar = CheckArg("u", PR_TRUE, &username);
if (ar == ARG_BAD) {
PR_fprintf(PR_STDERR, "Error: argument -u requires a username\n");
return REMOTE_ARG_BAD;
}
XRemoteClient client;
rv = client.Init();
if (NS_FAILED(rv))
return REMOTE_NOT_FOUND;
nsXPIDLCString response;
PRBool success = PR_FALSE;
rv = client.SendCommandLine(program.get(), username, nsnull,
gArgc, gArgv, aDesktopStartupID,
getter_Copies(response), &success);
// did the command fail?
if (NS_FAILED(rv) || !success)
return REMOTE_NOT_FOUND;
return REMOTE_FOUND;
}
#endif // MOZ_ENABLE_XREMOTE
#ifdef XP_MACOSX
static char const *gBinaryPath;
#endif
nsresult
XRE_GetBinaryPath(const char* argv0, nsILocalFile* *aResult)
{
nsresult rv;
nsCOMPtr<nsILocalFile> lf;
// We need to use platform-specific hackery to find the
// path of this executable. This is copied, with some modifications, from
// nsGREDirServiceProvider.cpp
#ifdef XP_WIN
PRUnichar exePath[MAXPATHLEN];
if (!::GetModuleFileNameW(0, exePath, MAXPATHLEN))
return NS_ERROR_FAILURE;
rv = NS_NewLocalFile(nsDependentString(exePath), PR_TRUE,
getter_AddRefs(lf));
if (NS_FAILED(rv))
return rv;
#elif defined(XP_MACOSX)
if (gBinaryPath)
return NS_NewNativeLocalFile(nsDependentCString(gBinaryPath), PR_FALSE,
aResult);
NS_NewNativeLocalFile(EmptyCString(), PR_TRUE, getter_AddRefs(lf));
nsCOMPtr<nsILocalFileMac> lfm (do_QueryInterface(lf));
if (!lfm)
return NS_ERROR_FAILURE;
// Works even if we're not bundled.
CFBundleRef appBundle = CFBundleGetMainBundle();
if (!appBundle)
return NS_ERROR_FAILURE;
CFURLRef bundleURL = CFBundleCopyExecutableURL(appBundle);
if (!bundleURL)
return NS_ERROR_FAILURE;
FSRef fileRef;
if (!CFURLGetFSRef(bundleURL, &fileRef)) {
CFRelease(bundleURL);
return NS_ERROR_FAILURE;
}
rv = lfm->InitWithFSRef(&fileRef);
CFRelease(bundleURL);
if (NS_FAILED(rv))
return rv;
#elif defined(XP_UNIX)
struct stat fileStat;
char exePath[MAXPATHLEN];
char tmpPath[MAXPATHLEN];
rv = NS_ERROR_FAILURE;
// on unix, there is no official way to get the path of the current binary.
// instead of using the MOZILLA_FIVE_HOME hack, which doesn't scale to
// multiple applications, we will try a series of techniques:
//
// 1) look for /proc/<pid>/exe which is a symlink to the executable on newer
// Linux kernels
// 2) use realpath() on argv[0], which works unless we're loaded from the
// PATH
// 3) manually walk through the PATH and look for ourself
// 4) give up
// #ifdef __linux__
// Commented out because it used to not work because it used to not deal
// with readlink not null-terminating the buffer.
#if 0
int r = readlink("/proc/self/exe", exePath, MAXPATHLEN);
if (r > 0 && r < MAXPATHLEN) {
exePath[r] = '\0';
if (stat(exePath, &fileStat) == 0) {
rv = NS_OK;
}
}
#endif
if (NS_FAILED(rv) &&
realpath(argv0, exePath) && stat(exePath, &fileStat) == 0) {
rv = NS_OK;
}
if (NS_FAILED(rv)) {
const char *path = getenv("PATH");
if (!path)
return NS_ERROR_FAILURE;
char *pathdup = strdup(path);
if (!pathdup)
return NS_ERROR_OUT_OF_MEMORY;
PRBool found = PR_FALSE;
char *newStr = pathdup;
char *token;
while ( (token = nsCRT::strtok(newStr, ":", &newStr)) ) {
sprintf(tmpPath, "%s/%s", token, argv0);
if (realpath(tmpPath, exePath) && stat(exePath, &fileStat) == 0) {
found = PR_TRUE;
break;
}
}
free(pathdup);
if (!found)
return NS_ERROR_FAILURE;
}
rv = NS_NewNativeLocalFile(nsDependentCString(exePath), PR_TRUE,
getter_AddRefs(lf));
if (NS_FAILED(rv))
return rv;
#elif defined(XP_OS2)
PPIB ppib;
PTIB ptib;
char exePath[MAXPATHLEN];
DosGetInfoBlocks( &ptib, &ppib);
DosQueryModuleName( ppib->pib_hmte, MAXPATHLEN, exePath);
rv = NS_NewNativeLocalFile(nsDependentCString(exePath), PR_TRUE,
getter_AddRefs(lf));
if (NS_FAILED(rv))
return rv;
#elif defined(XP_BEOS)
int32 cookie = 0;
image_info info;
if(get_next_image_info(0, &cookie, &info) != B_OK)
return NS_ERROR_FAILURE;
rv = NS_NewNativeLocalFile(nsDependentCString(info.name), PR_TRUE,
getter_AddRefs(lf));
if (NS_FAILED(rv))
return rv;
#else
#error Oops, you need platform-specific code here
#endif
NS_ADDREF(*aResult = lf);
return NS_OK;
}
#define NS_ERROR_LAUNCHED_CHILD_PROCESS NS_ERROR_GENERATE_FAILURE(NS_ERROR_MODULE_PROFILE, 200)
#ifdef XP_WIN
#include "nsWindowsRestart.cpp"
#include <shellapi.h>
#endif
#if defined(XP_OS2) && (__KLIBC__ == 0 && __KLIBC_MINOR__ >= 6) // broken kLibc
// Copy the environment maintained by the C library into an ASCIIZ array
// that can be used to pass it on to the OS/2 Dos* APIs (which otherwise
// don't know anything about the stuff set by PR_SetEnv() or setenv()).
char *createEnv()
{
// just allocate the maximum amount (24 kB = 0x60000 bytes), to be able to
// copy the existing environment
char *env = (char *)calloc(0x6000, sizeof(char));
if (!env) {
return NULL;
}
// walk along the environ string array of the C library and copy
// everything (that fits) into the output environment array, leaving
// null bytes between the entries
char *penv = env; // movable pointer to result environment ASCIIZ array
int i = 0, space = 0x6000;
while (environ[i] && environ[i][0]) {
int len = strlen(environ[i]);
if (space - len <= 0) {
break;
}
strcpy(penv, environ[i]);
i++; // next environment variable
penv += len + 1; // jump to after next null byte
space -= len - 1; // subtract consumed length from usable space
}
return env;
}
// OS2LaunchChild() is there to replace _execv() which is broken in the C
// runtime library that comes with GCC 3.3.5 on OS/2. It uses createEnv()
// to copy the process environment and add necessary variables
//
// returns -1 on failure and 0 on success
int OS2LaunchChild(const char *aExePath, int aArgc, char **aArgv)
{
// find total length of aArgv
int len = 0;
for (int i = 0; i < aArgc; i++) {
len += strlen(aArgv[i]) + 1; // plus space in between
}
len++; // leave space for null byte at end
// allocate enough space for all strings and nulls,
// calloc helpfully initializes to null
char *args = (char *)calloc(len, sizeof(char));
if (!args) {
return -1;
}
char *pargs = args; // extra pointer to after the last argument
// build argument list in the format the DosStartSession() wants,
// adding spaces between the arguments
for (int i = 0; i < aArgc; i++, *pargs++ = ' ') {
strcpy(pargs, aArgv[i]);
pargs += strlen(aArgv[i]);
}
if (aArgc > 1) {
*(pargs-1) = '\0'; // replace last space
}
*pargs = '\0';
// make sure that the program is separated by null byte
pargs = strchr(args, ' ');
if (pargs) {
*pargs = '\0';
}
char *env = createEnv();
char error[CCHMAXPATH] = { 0 };
RESULTCODES crc = { 0 };
ULONG rc = DosExecPgm(error, sizeof(error), EXEC_ASYNC, args, env,
&crc, (PSZ)aExePath);
free(args); // done with the arguments
if (env) {
free(env);
}
if (rc != NO_ERROR) {
return -1;
}
return 0;
}
#endif
// If aBlankCommandLine is true, then the application will be launched with a
// blank command line instead of being launched with the same command line that
// it was initially started with.
static nsresult LaunchChild(nsINativeAppSupport* aNative,
PRBool aBlankCommandLine = PR_FALSE)
{
aNative->Quit(); // release DDE mutex, if we're holding it
// Restart this process by exec'ing it into the current process
// if supported by the platform. Otherwise, use NSPR.
if (aBlankCommandLine) {
gRestartArgc = 1;
gRestartArgv[gRestartArgc] = nsnull;
}
PR_SetEnv("MOZ_LAUNCHED_CHILD=1");
#if defined(XP_MACOSX)
SetupMacCommandLine(gRestartArgc, gRestartArgv);
LaunchChildMac(gRestartArgc, gRestartArgv);
#else
nsCOMPtr<nsILocalFile> lf;
nsresult rv = XRE_GetBinaryPath(gArgv[0], getter_AddRefs(lf));
if (NS_FAILED(rv))
return rv;
#if defined(XP_WIN)
nsAutoString exePath;
rv = lf->GetPath(exePath);
if (NS_FAILED(rv))
return rv;
if (!WinLaunchChild(exePath.get(), gRestartArgc, gRestartArgv))
return NS_ERROR_FAILURE;
#else
nsCAutoString exePath;
rv = lf->GetNativePath(exePath);
if (NS_FAILED(rv))
return rv;
#if defined(XP_OS2) && (__KLIBC__ == 0 && __KLIBC_MINOR__ >= 6)
// implementation of _execv() is broken with kLibc 0.6.x and later
if (OS2LaunchChild(exePath.get(), gRestartArgc, gRestartArgv) == -1)
return NS_ERROR_FAILURE;
#elif defined(XP_OS2)
if (_execv(exePath.get(), gRestartArgv) == -1)
return NS_ERROR_FAILURE;
#elif defined(XP_UNIX)
if (execv(exePath.get(), gRestartArgv) == -1)
return NS_ERROR_FAILURE;
#elif defined(XP_BEOS)
extern char **environ;
status_t res;
res = resume_thread(load_image(gRestartArgc,(const char **)gRestartArgv,(const char **)environ));
if (res != B_OK)
return NS_ERROR_FAILURE;
#else
PRProcess* process = PR_CreateProcess(exePath.get(), gRestartArgv,
nsnull, nsnull);
if (!process) return NS_ERROR_FAILURE;
PRInt32 exitCode;
PRStatus failed = PR_WaitProcess(process, &exitCode);
if (failed || exitCode)
return NS_ERROR_FAILURE;
#endif // XP_OS2 series
#endif // WP_WIN
#endif // WP_MACOSX
return NS_ERROR_LAUNCHED_CHILD_PROCESS;
}
static const char kProfileProperties[] =
"chrome://mozapps/locale/profile/profileSelection.properties";
static nsresult
ProfileLockedDialog(nsILocalFile* aProfileDir, nsILocalFile* aProfileLocalDir,
nsIProfileUnlocker* aUnlocker,
nsINativeAppSupport* aNative, nsIProfileLock* *aResult)
{
nsresult rv;
ScopedXPCOMStartup xpcom;
rv = xpcom.Initialize();
NS_ENSURE_SUCCESS(rv, rv);
rv = xpcom.DoAutoreg();
rv |= xpcom.SetWindowCreator(aNative);
NS_ENSURE_SUCCESS(rv, NS_ERROR_FAILURE);
{ //extra scoping is needed so we release these components before xpcom shutdown
nsCOMPtr<nsIStringBundleService> sbs
(do_GetService(NS_STRINGBUNDLE_CONTRACTID));
NS_ENSURE_TRUE(sbs, NS_ERROR_FAILURE);
nsCOMPtr<nsIStringBundle> sb;
sbs->CreateBundle(kProfileProperties, getter_AddRefs(sb));
NS_ENSURE_TRUE_LOG(sbs, NS_ERROR_FAILURE);
NS_ConvertUTF8toUTF16 appName(gAppData->name);
const PRUnichar* params[] = {appName.get(), appName.get()};
nsXPIDLString killMessage;
#ifndef XP_MACOSX
static const PRUnichar kRestartNoUnlocker[] = {'r','e','s','t','a','r','t','M','e','s','s','a','g','e','N','o','U','n','l','o','c','k','e','r','\0'}; // "restartMessageNoUnlocker"
static const PRUnichar kRestartUnlocker[] = {'r','e','s','t','a','r','t','M','e','s','s','a','g','e','U','n','l','o','c','k','e','r','\0'}; // "restartMessageUnlocker"
#else
static const PRUnichar kRestartNoUnlocker[] = {'r','e','s','t','a','r','t','M','e','s','s','a','g','e','N','o','U','n','l','o','c','k','e','r','M','a','c','\0'}; // "restartMessageNoUnlockerMac"
static const PRUnichar kRestartUnlocker[] = {'r','e','s','t','a','r','t','M','e','s','s','a','g','e','U','n','l','o','c','k','e','r','M','a','c','\0'}; // "restartMessageUnlockerMac"
#endif
sb->FormatStringFromName(aUnlocker ? kRestartUnlocker : kRestartNoUnlocker,
params, 2, getter_Copies(killMessage));
nsXPIDLString killTitle;
sb->FormatStringFromName(NS_LITERAL_STRING("restartTitle").get(),
params, 1, getter_Copies(killTitle));
if (!killMessage || !killTitle)
return NS_ERROR_FAILURE;
nsCOMPtr<nsIPromptService> ps
(do_GetService(NS_PROMPTSERVICE_CONTRACTID));
NS_ENSURE_TRUE(ps, NS_ERROR_FAILURE);
PRUint32 flags = nsIPromptService::BUTTON_TITLE_OK * nsIPromptService::BUTTON_POS_0;
if (aUnlocker) {
flags =
nsIPromptService::BUTTON_TITLE_CANCEL * nsIPromptService::BUTTON_POS_0 +
nsIPromptService::BUTTON_TITLE_IS_STRING * nsIPromptService::BUTTON_POS_1 +
nsIPromptService::BUTTON_POS_1_DEFAULT;
}
PRInt32 button;
PRBool checkState;
rv = ps->ConfirmEx(nsnull, killTitle, killMessage, flags,
killTitle, nsnull, nsnull, nsnull, &checkState, &button);
NS_ENSURE_SUCCESS_LOG(rv, rv);
if (button == 1 && aUnlocker) {
rv = aUnlocker->Unlock(nsIProfileUnlocker::FORCE_QUIT);
if (NS_FAILED(rv)) return rv;
return NS_LockProfilePath(aProfileDir, aProfileLocalDir, nsnull, aResult);
}
return NS_ERROR_ABORT;
}
}
static const char kProfileManagerURL[] =
"chrome://mozapps/content/profile/profileSelection.xul";
static nsresult
ShowProfileManager(nsIToolkitProfileService* aProfileSvc,
nsINativeAppSupport* aNative)
{
nsresult rv;
nsCOMPtr<nsILocalFile> profD, profLD;
PRUnichar* profileNamePtr;
nsCAutoString profileName;
{
ScopedXPCOMStartup xpcom;
rv = xpcom.Initialize();
NS_ENSURE_SUCCESS(rv, rv);
rv = xpcom.DoAutoreg();
rv |= xpcom.RegisterProfileService();
rv |= xpcom.SetWindowCreator(aNative);
NS_ENSURE_SUCCESS(rv, NS_ERROR_FAILURE);
#ifdef XP_MACOSX
SetupMacCommandLine(gRestartArgc, gRestartArgv);
#endif
#ifdef XP_WIN
// we don't have to wait here because profile manager window will pump
// and DDE message will be handled
ProcessDDE(aNative, PR_FALSE);
#endif
{ //extra scoping is needed so we release these components before xpcom shutdown
nsCOMPtr<nsIWindowWatcher> windowWatcher
(do_GetService(NS_WINDOWWATCHER_CONTRACTID));
nsCOMPtr<nsIDialogParamBlock> ioParamBlock
(do_CreateInstance(NS_DIALOGPARAMBLOCK_CONTRACTID));
nsCOMPtr<nsIMutableArray> dlgArray (do_CreateInstance(NS_ARRAY_CONTRACTID));
NS_ENSURE_TRUE(windowWatcher && ioParamBlock && dlgArray, NS_ERROR_FAILURE);
ioParamBlock->SetObjects(dlgArray);
nsCOMPtr<nsIAppStartup> appStartup
(do_GetService(NS_APPSTARTUP_CONTRACTID));
NS_ENSURE_TRUE(appStartup, NS_ERROR_FAILURE);
nsCOMPtr<nsIDOMWindow> newWindow;
rv = windowWatcher->OpenWindow(nsnull,
kProfileManagerURL,
"_blank",
"centerscreen,chrome,modal,titlebar",
ioParamBlock,
getter_AddRefs(newWindow));
NS_ENSURE_SUCCESS_LOG(rv, rv);
aProfileSvc->Flush();
PRInt32 dialogConfirmed;
rv = ioParamBlock->GetInt(0, &dialogConfirmed);
if (NS_FAILED(rv) || dialogConfirmed == 0) return NS_ERROR_ABORT;
nsCOMPtr<nsIProfileLock> lock;
rv = dlgArray->QueryElementAt(0, NS_GET_IID(nsIProfileLock),
getter_AddRefs(lock));
NS_ENSURE_SUCCESS_LOG(rv, rv);
rv = lock->GetDirectory(getter_AddRefs(profD));
NS_ENSURE_SUCCESS(rv, rv);
rv = lock->GetLocalDirectory(getter_AddRefs(profLD));
NS_ENSURE_SUCCESS(rv, rv);
rv = ioParamBlock->GetString(0, &profileNamePtr);
NS_ENSURE_SUCCESS(rv, rv);
CopyUTF16toUTF8(profileNamePtr, profileName);
NS_Free(profileNamePtr);
lock->Unlock();
}
}
SaveFileToEnv("XRE_PROFILE_PATH", profD);
SaveFileToEnv("XRE_PROFILE_LOCAL_PATH", profLD);
SaveWordToEnv("XRE_PROFILE_NAME", profileName);
PRBool offline = PR_FALSE;
aProfileSvc->GetStartOffline(&offline);
if (offline) {
PR_SetEnv("XRE_START_OFFLINE=1");
}
return LaunchChild(aNative);
}
static nsresult
ImportProfiles(nsIToolkitProfileService* aPService,
nsINativeAppSupport* aNative)
{
nsresult rv;
PR_SetEnv("XRE_IMPORT_PROFILES=1");
// try to import old-style profiles
{ // scope XPCOM
ScopedXPCOMStartup xpcom;
rv = xpcom.Initialize();
if (NS_SUCCEEDED(rv)) {
xpcom.DoAutoreg();
xpcom.RegisterProfileService();
#ifdef XP_MACOSX
SetupMacCommandLine(gRestartArgc, gRestartArgv);
#endif
nsCOMPtr<nsIProfileMigrator> migrator
(do_GetService(NS_PROFILEMIGRATOR_CONTRACTID));
if (migrator) {
migrator->Import();
}
}
}
aPService->Flush();
return LaunchChild(aNative);
}
// Pick a profile. We need to end up with a profile lock.
//
// 1) check for -profile <path>
// 2) check for -P <name>
// 3) check for -ProfileManager
// 4) use the default profile, if there is one
// 5) if there are *no* profiles, set up profile-migration
// 6) display the profile-manager UI
static PRBool gDoMigration = PR_FALSE;
static nsresult
SelectProfile(nsIProfileLock* *aResult, nsINativeAppSupport* aNative,
PRBool* aStartOffline, nsACString* aProfileName)
{
nsresult rv;
ArgResult ar;
const char* arg;
*aResult = nsnull;
*aStartOffline = PR_FALSE;
ar = CheckArg("offline", PR_TRUE);
if (ar == ARG_BAD) {
PR_fprintf(PR_STDERR, "Error: argument -offline is invalid when argument -osint is specified\n");
return NS_ERROR_FAILURE;
}
arg = PR_GetEnv("XRE_START_OFFLINE");
if ((arg && *arg) || ar)
*aStartOffline = PR_TRUE;
nsCOMPtr<nsILocalFile> lf = GetFileFromEnv("XRE_PROFILE_PATH");
if (lf) {
nsCOMPtr<nsILocalFile> localDir =
GetFileFromEnv("XRE_PROFILE_LOCAL_PATH");
if (!localDir) {
localDir = lf;
}
arg = PR_GetEnv("XRE_PROFILE_NAME");
if (arg && *arg && aProfileName)
aProfileName->Assign(nsDependentCString(arg));
// Clear out flags that we handled (or should have handled!) last startup.
const char *dummy;
CheckArg("p", PR_FALSE, &dummy);
CheckArg("profile", PR_FALSE, &dummy);
CheckArg("profilemanager");
return NS_LockProfilePath(lf, localDir, nsnull, aResult);
}
ar = CheckArg("migration", PR_TRUE);
if (ar == ARG_BAD) {
PR_fprintf(PR_STDERR, "Error: argument -migration is invalid when argument -osint is specified\n");
return NS_ERROR_FAILURE;
} else if (ar == ARG_FOUND) {
gDoMigration = PR_TRUE;
}
ar = CheckArg("profile", PR_TRUE, &arg);
if (ar == ARG_BAD) {
PR_fprintf(PR_STDERR, "Error: argument -profile requires a path\n");
return NS_ERROR_FAILURE;
}
if (ar) {
nsCOMPtr<nsILocalFile> lf;
rv = XRE_GetFileFromPath(arg, getter_AddRefs(lf));
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr<nsIProfileUnlocker> unlocker;
// Check if the profile path exists and it's a directory.
PRBool exists;
lf->Exists(&exists);
if (!exists) {
rv = lf->Create(nsIFile::DIRECTORY_TYPE, 0644);
NS_ENSURE_SUCCESS(rv, rv);
}
// If a profile path is specified directory on the command line, then
// assume that the temp directory is the same as the given directory.
rv = NS_LockProfilePath(lf, lf, getter_AddRefs(unlocker), aResult);
if (NS_SUCCEEDED(rv))
return rv;
return ProfileLockedDialog(lf, lf, unlocker, aNative, aResult);
}
nsCOMPtr<nsIToolkitProfileService> profileSvc;
rv = NS_NewToolkitProfileService(getter_AddRefs(profileSvc));
NS_ENSURE_SUCCESS(rv, rv);
ar = CheckArg("createprofile", PR_TRUE, &arg);
if (ar == ARG_BAD) {
PR_fprintf(PR_STDERR, "Error: argument -createprofile requires a profile name\n");
return NS_ERROR_FAILURE;
}
if (ar) {
nsCOMPtr<nsIToolkitProfile> profile;
const char* delim = strchr(arg, ' ');
if (delim) {
nsCOMPtr<nsILocalFile> lf;
rv = NS_NewNativeLocalFile(nsDependentCString(delim + 1),
PR_TRUE, getter_AddRefs(lf));
if (NS_FAILED(rv)) {
PR_fprintf(PR_STDERR, "Error: profile path not valid.\n");
return rv;
}
// As with -profile, assume that the given path will be used for both the
// main profile directory and the temp profile directory.
rv = profileSvc->CreateProfile(lf, lf, nsDependentCSubstring(arg, delim),
getter_AddRefs(profile));
} else {
rv = profileSvc->CreateProfile(nsnull, nsnull, nsDependentCString(arg),
getter_AddRefs(profile));
}
// Some pathological arguments can make it this far
if (NS_FAILED(rv)) {
PR_fprintf(PR_STDERR, "Error creating profile.\n");
return rv;
}
rv = NS_ERROR_ABORT;
profileSvc->Flush();
// XXXben need to ensure prefs.js exists here so the tinderboxes will
// not go orange.
nsCOMPtr<nsILocalFile> prefsJSFile;
profile->GetRootDir(getter_AddRefs(prefsJSFile));
prefsJSFile->AppendNative(NS_LITERAL_CSTRING("prefs.js"));
nsCAutoString pathStr;
prefsJSFile->GetNativePath(pathStr);
PR_fprintf(PR_STDERR, "Success: created profile '%s' at '%s'\n", arg, pathStr.get());
PRBool exists;
prefsJSFile->Exists(&exists);
if (!exists)
prefsJSFile->Create(nsIFile::NORMAL_FILE_TYPE, 0644);
// XXXdarin perhaps 0600 would be better?
return rv;
}
PRUint32 count;
rv = profileSvc->GetProfileCount(&count);
NS_ENSURE_SUCCESS(rv, rv);
if (gAppData->flags & NS_XRE_ENABLE_PROFILE_MIGRATOR) {
arg = PR_GetEnv("XRE_IMPORT_PROFILES");
if (!count && (!arg || !*arg)) {
return ImportProfiles(profileSvc, aNative);
}
}
ar = CheckArg("p", PR_FALSE, &arg);
if (ar == ARG_BAD) {
ar = CheckArg("osint");
if (ar == ARG_FOUND) {
PR_fprintf(PR_STDERR, "Error: argument -p is invalid when argument -osint is specified\n");
return NS_ERROR_FAILURE;
}
return ShowProfileManager(profileSvc, aNative);
}
if (ar) {
ar = CheckArg("osint");
if (ar == ARG_FOUND) {
PR_fprintf(PR_STDERR, "Error: argument -p is invalid when argument -osint is specified\n");
return NS_ERROR_FAILURE;
}
nsCOMPtr<nsIToolkitProfile> profile;
rv = profileSvc->GetProfileByName(nsDependentCString(arg),
getter_AddRefs(profile));
if (NS_SUCCEEDED(rv)) {
nsCOMPtr<nsIProfileUnlocker> unlocker;
rv = profile->Lock(nsnull, aResult);
if (NS_SUCCEEDED(rv)) {
if (aProfileName)
aProfileName->Assign(nsDependentCString(arg));
return NS_OK;
}
nsCOMPtr<nsILocalFile> profileDir;
rv = profile->GetRootDir(getter_AddRefs(profileDir));
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr<nsILocalFile> profileLocalDir;
rv = profile->GetLocalDir(getter_AddRefs(profileLocalDir));
NS_ENSURE_SUCCESS(rv, rv);
return ProfileLockedDialog(profileDir, profileLocalDir, unlocker,
aNative, aResult);
}
return ShowProfileManager(profileSvc, aNative);
}
ar = CheckArg("profilemanager", PR_TRUE);
if (ar == ARG_BAD) {
PR_fprintf(PR_STDERR, "Error: argument -profilemanager is invalid when argument -osint is specified\n");
return NS_ERROR_FAILURE;
} else if (ar == ARG_FOUND) {
return ShowProfileManager(profileSvc, aNative);
}
if (!count) {
gDoMigration = PR_TRUE;
// create a default profile
nsCOMPtr<nsIToolkitProfile> profile;
nsresult rv = profileSvc->CreateProfile(nsnull, // choose a default dir for us
nsnull, // choose a default dir for us
NS_LITERAL_CSTRING("default"),
getter_AddRefs(profile));
if (NS_SUCCEEDED(rv)) {
profileSvc->Flush();
rv = profile->Lock(nsnull, aResult);
if (NS_SUCCEEDED(rv)) {
if (aProfileName)
aProfileName->Assign(NS_LITERAL_CSTRING("default"));
return NS_OK;
}
}
}
PRBool useDefault = PR_TRUE;
if (count > 1)
profileSvc->GetStartWithLastProfile(&useDefault);
if (useDefault) {
nsCOMPtr<nsIToolkitProfile> profile;
// GetSelectedProfile will auto-select the only profile if there's just one
profileSvc->GetSelectedProfile(getter_AddRefs(profile));
if (profile) {
nsCOMPtr<nsIProfileUnlocker> unlocker;
rv = profile->Lock(getter_AddRefs(unlocker), aResult);
if (NS_SUCCEEDED(rv)) {
// Try to grab the profile name.
if (aProfileName) {
rv = profile->GetName(*aProfileName);
if (NS_FAILED(rv))
aProfileName->Truncate(0);
}
return NS_OK;
}
nsCOMPtr<nsILocalFile> profileDir;
rv = profile->GetRootDir(getter_AddRefs(profileDir));
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr<nsILocalFile> profileLocalDir;
rv = profile->GetRootDir(getter_AddRefs(profileLocalDir));
NS_ENSURE_SUCCESS(rv, rv);
return ProfileLockedDialog(profileDir, profileLocalDir, unlocker,
aNative, aResult);
}
}
return ShowProfileManager(profileSvc, aNative);
}
/**
* Checks the compatibility.ini file to see if we have updated our application
* or otherwise invalidated our caches. If the application has been updated,
* we return PR_FALSE; otherwise, we return PR_TRUE. We also write the status
* of the caches (valid/invalid) into the return param aCachesOK. The aCachesOK
* is always invalid if the application has been updated.
*/
static PRBool
CheckCompatibility(nsIFile* aProfileDir, const nsCString& aVersion,
const nsCString& aOSABI, nsIFile* aXULRunnerDir,
nsIFile* aAppDir, PRBool* aCachesOK)
{
*aCachesOK = false;
nsCOMPtr<nsIFile> file;
aProfileDir->Clone(getter_AddRefs(file));
if (!file)
return PR_FALSE;
file->AppendNative(FILE_COMPATIBILITY_INFO);
nsINIParser parser;
nsCOMPtr<nsILocalFile> localFile(do_QueryInterface(file));
nsresult rv = parser.Init(localFile);
if (NS_FAILED(rv))
return PR_FALSE;
nsCAutoString buf;
rv = parser.GetString("Compatibility", "LastVersion", buf);
if (NS_FAILED(rv) || !aVersion.Equals(buf))
return PR_FALSE;
rv = parser.GetString("Compatibility", "LastOSABI", buf);
if (NS_FAILED(rv) || !aOSABI.Equals(buf))
return PR_FALSE;
rv = parser.GetString("Compatibility", "LastPlatformDir", buf);
if (NS_FAILED(rv))
return PR_FALSE;
nsCOMPtr<nsILocalFile> lf;
rv = NS_NewNativeLocalFile(buf, PR_FALSE,
getter_AddRefs(lf));
if (NS_FAILED(rv))
return PR_FALSE;
PRBool eq;
rv = lf->Equals(aXULRunnerDir, &eq);
if (NS_FAILED(rv) || !eq)
return PR_FALSE;
if (aAppDir) {
rv = parser.GetString("Compatibility", "LastAppDir", buf);
if (NS_FAILED(rv))
return PR_FALSE;
rv = NS_NewNativeLocalFile(buf, PR_FALSE,
getter_AddRefs(lf));
if (NS_FAILED(rv))
return PR_FALSE;
rv = lf->Equals(aAppDir, &eq);
if (NS_FAILED(rv) || !eq)
return PR_FALSE;
}
rv = parser.GetString("Compatibility", "InvalidateCaches", buf);
// If we see this flag, caches are invalid.
*aCachesOK = (NS_FAILED(rv) || !buf.EqualsLiteral("1"));
return PR_TRUE;
}
static void BuildVersion(nsCString &aBuf)
{
aBuf.Assign(gAppData->version);
aBuf.Append('_');
aBuf.Append(gAppData->buildID);
aBuf.Append('/');
aBuf.Append(gToolkitBuildID);
}
static void
WriteVersion(nsIFile* aProfileDir, const nsCString& aVersion,
const nsCString& aOSABI, nsIFile* aXULRunnerDir,
nsIFile* aAppDir)
{
nsCOMPtr<nsIFile> file;
aProfileDir->Clone(getter_AddRefs(file));
if (!file)
return;
file->AppendNative(FILE_COMPATIBILITY_INFO);
nsCOMPtr<nsILocalFile> lf = do_QueryInterface(file);
nsCAutoString platformDir;
aXULRunnerDir->GetNativePath(platformDir);
nsCAutoString appDir;
if (aAppDir)
aAppDir->GetNativePath(appDir);
PRFileDesc *fd = nsnull;
lf->OpenNSPRFileDesc(PR_WRONLY | PR_CREATE_FILE | PR_TRUNCATE, 0600, &fd);
if (!fd) {
NS_ERROR("could not create output stream");
return;
}
static const char kHeader[] = "[Compatibility]" NS_LINEBREAK
"LastVersion=";
PR_Write(fd, kHeader, sizeof(kHeader) - 1);
PR_Write(fd, aVersion.get(), aVersion.Length());
static const char kOSABIHeader[] = NS_LINEBREAK "LastOSABI=";
PR_Write(fd, kOSABIHeader, sizeof(kOSABIHeader) - 1);
PR_Write(fd, aOSABI.get(), aOSABI.Length());
static const char kPlatformDirHeader[] = NS_LINEBREAK "LastPlatformDir=";
PR_Write(fd, kPlatformDirHeader, sizeof(kPlatformDirHeader) - 1);
PR_Write(fd, platformDir.get(), platformDir.Length());
static const char kAppDirHeader[] = NS_LINEBREAK "LastAppDir=";
if (aAppDir) {
PR_Write(fd, kAppDirHeader, sizeof(kAppDirHeader) - 1);
PR_Write(fd, appDir.get(), appDir.Length());
}
static const char kNL[] = NS_LINEBREAK;
PR_Write(fd, kNL, sizeof(kNL) - 1);
PR_Close(fd);
}
static void RemoveComponentRegistries(nsIFile* aProfileDir, nsIFile* aLocalProfileDir,
PRBool aRemoveEMFiles)
{
nsCOMPtr<nsIFile> file;
aProfileDir->Clone(getter_AddRefs(file));
if (!file)
return;
file->AppendNative(NS_LITERAL_CSTRING("compreg.dat"));
file->Remove(PR_FALSE);
file->SetNativeLeafName(NS_LITERAL_CSTRING("xpti.dat"));
file->Remove(PR_FALSE);
file->SetNativeLeafName(NS_LITERAL_CSTRING(".autoreg"));
file->Remove(PR_FALSE);
if (aRemoveEMFiles) {
file->SetNativeLeafName(NS_LITERAL_CSTRING("extensions.ini"));
file->Remove(PR_FALSE);
}
aLocalProfileDir->Clone(getter_AddRefs(file));
if (!file)
return;
file->AppendNative(NS_LITERAL_CSTRING("XUL" PLATFORM_FASL_SUFFIX));
file->Remove(PR_FALSE);
file->SetNativeLeafName(NS_LITERAL_CSTRING("XPC" PLATFORM_FASL_SUFFIX));
file->Remove(PR_FALSE);
}
// To support application initiated restart via nsIAppStartup.quit, we
// need to save various environment variables, and then restore them
// before re-launching the application.
static struct {
const char *name;
char *value;
} gSavedVars[] = {
{"XUL_APP_FILE", nsnull}
};
static void SaveStateForAppInitiatedRestart()
{
for (size_t i = 0; i < NS_ARRAY_LENGTH(gSavedVars); ++i) {
const char *s = PR_GetEnv(gSavedVars[i].name);
if (s)
gSavedVars[i].value = PR_smprintf("%s=%s", gSavedVars[i].name, s);
}
}
static void RestoreStateForAppInitiatedRestart()
{
for (size_t i = 0; i < NS_ARRAY_LENGTH(gSavedVars); ++i) {
if (gSavedVars[i].value)
PR_SetEnv(gSavedVars[i].value);
}
}
#ifdef MOZ_CRASHREPORTER
// When we first initialize the crash reporter we don't have a profile,
// so we set the minidump path to $TEMP. Once we have a profile,
// we set it to $PROFILE/minidumps, creating the directory
// if needed.
static void MakeOrSetMinidumpPath(nsIFile* profD)
{
nsCOMPtr<nsIFile> dumpD;
nsresult rv = profD->Clone(getter_AddRefs(dumpD));
if(dumpD) {
PRBool fileExists;
//XXX: do some more error checking here
dumpD->Append(NS_LITERAL_STRING("minidumps"));
rv = dumpD->Exists(&fileExists);
if(!fileExists) {
dumpD->Create(nsIFile::DIRECTORY_TYPE, 0700);
}
nsAutoString pathStr;
if(NS_SUCCEEDED(dumpD->GetPath(pathStr)))
CrashReporter::SetMinidumpPath(pathStr);
}
}
#endif
const nsXREAppData* gAppData = nsnull;
#if defined(XP_OS2)
// because we use early returns, we use a stack-based helper to un-set the OS2 FP handler
class ScopedFPHandler {
private:
EXCEPTIONREGISTRATIONRECORD excpreg;
public:
ScopedFPHandler() { PR_OS2_SetFloatExcpHandler(&excpreg); }
~ScopedFPHandler() { PR_OS2_UnsetFloatExcpHandler(&excpreg); }
};
#endif
#ifdef MOZ_WIDGET_GTK2
#include "prlink.h"
typedef void (*_g_set_application_name_fn)(const gchar *application_name);
typedef void (*_gtk_window_set_auto_startup_notification_fn)(gboolean setting);
static PRFuncPtr FindFunction(const char* aName)
{
PRLibrary *lib = nsnull;
PRFuncPtr result = PR_FindFunctionSymbolAndLibrary(aName, &lib);
// Since the library was already loaded, we can safely unload it here.
if (lib) {
PR_UnloadLibrary(lib);
}
return result;
}
static nsIWidget* GetMainWidget(nsIDOMWindow* aWindow)
{
// get the native window for this instance
nsCOMPtr<nsPIDOMWindow> window(do_QueryInterface(aWindow));
NS_ENSURE_TRUE(window, nsnull);
nsCOMPtr<nsIBaseWindow> baseWindow
(do_QueryInterface(window->GetDocShell()));
NS_ENSURE_TRUE(baseWindow, nsnull);
nsCOMPtr<nsIWidget> mainWidget;
baseWindow->GetMainWidget(getter_AddRefs(mainWidget));
return mainWidget;
}
static nsGTKToolkit* GetGTKToolkit()
{
nsCOMPtr<nsIAppShellService> svc = do_GetService(NS_APPSHELLSERVICE_CONTRACTID);
if (!svc)
return nsnull;
nsCOMPtr<nsIDOMWindowInternal> window;
svc->GetHiddenDOMWindow(getter_AddRefs(window));
if (!window)
return nsnull;
nsIWidget* widget = GetMainWidget(window);
if (!widget)
return nsnull;
nsIToolkit* toolkit = widget->GetToolkit();
if (!toolkit)
return nsnull;
return static_cast<nsGTKToolkit*>(toolkit);
}
static void MOZ_gdk_display_close(GdkDisplay *display)
{
// XXX wallpaper for bug 417163: don't close the Display if we're using the
// Qt theme because we crash (in Qt code) when using jemalloc.
PRBool theme_is_qt = PR_FALSE;
GtkSettings* settings =
gtk_settings_get_for_screen(gdk_display_get_default_screen(display));
gchar *theme_name;
g_object_get(settings, "gtk-theme-name", &theme_name, NULL);
if (theme_name) {
theme_is_qt = strcmp(theme_name, "Qt") == 0;
if (theme_is_qt)
NS_WARNING("wallpaper bug 417163 for Qt theme");
g_free(theme_name);
}
// gdk_display_close was broken prior to gtk+-2.10.0.
// (http://bugzilla.gnome.org/show_bug.cgi?id=85715)
// gdk_display_manager_set_default_display (gdk_display_manager_get(), NULL)
// was also broken.
if (gtk_check_version(2,10,0) != NULL) {
#ifdef MOZ_X11
// Version check failed - broken gdk_display_close.
//
// Let the gdk structures leak but at least close the Display,
// assuming that gdk will not use it again.
Display* dpy = GDK_DISPLAY_XDISPLAY(display);
if (!theme_is_qt)
XCloseDisplay(dpy);
#else
gdk_display_close(display);
#endif /* MOZ_X11 */
}
else {
#if CLEANUP_MEMORY
// Get a (new) Pango context that holds a reference to the fontmap that
// GTK has been using. gdk_pango_context_get() must be called while GTK
// has a default display.
PangoContext *pangoContext = gdk_pango_context_get();
#endif
PRBool buggyCairoShutdown = cairo_version() < CAIRO_VERSION_ENCODE(1, 4, 0);
if (!buggyCairoShutdown) {
// We should shut down GDK before we shut down libraries it depends on
// like Pango and cairo. But if cairo shutdown is buggy, we should
// shut down cairo first otherwise it may crash because of dangling
// references to Display objects (see bug 469831).
if (!theme_is_qt)
gdk_display_close(display);
}
#if CLEANUP_MEMORY
// This doesn't take a reference.
PangoFontMap *fontmap = pango_context_get_font_map(pangoContext);
// Do some shutdown of the fontmap, which releases the fonts, clearing a
// bunch of circular references from the fontmap through the fonts back to
// itself. The shutdown that this does is much less than what's done by
// the fontmap's finalize, though.
if (PANGO_IS_FC_FONT_MAP(fontmap))
pango_fc_font_map_shutdown(PANGO_FC_FONT_MAP(fontmap));
g_object_unref(pangoContext);
// PangoCairo still holds a reference to the fontmap.
// Now that we have finished with GTK and Pango, we could unref fontmap,
// which would allow us to call FcFini, but removing what is really
// Pango's ref feels a bit evil. Pango-1.22 will have support for
// pango_cairo_font_map_set_default(NULL), which would release the
// reference on the old fontmap.
#if GTK_CHECK_VERSION(2,8,0)
// cairo_debug_reset_static_data() is prototyped through cairo.h included
// by gtk.h.
#ifdef cairo_debug_reset_static_data
#error "Looks like we're including Mozilla's cairo instead of system cairo"
#endif
cairo_debug_reset_static_data();
#endif // 2.8.0
#endif // CLEANUP_MEMORY
if (buggyCairoShutdown) {
if (!theme_is_qt)
gdk_display_close(display);
}
}
}
#endif // MOZ_WIDGET_GTK2
/**
* NSPR will search for the "nspr_use_zone_allocator" symbol throughout
* the process and use it to determine whether the application defines its own
* memory allocator or not.
*
* Since most applications (e.g. Firefox and Thunderbird) don't use any special
* allocators and therefore don't define this symbol, NSPR must search the
* entire process, which reduces startup performance.
*
* By defining the symbol here, we can avoid the wasted lookup and hopefully
* improve startup performance.
*/
NS_VISIBILITY_DEFAULT PRBool nspr_use_zone_allocator = PR_FALSE;
#ifdef MOZ_SPLASHSCREEN
#define MOZ_SPLASHSCREEN_UPDATE(_i) do { if (splashScreen) splashScreen->Update(_i); } while(0)
#else
#define MOZ_SPLASHSCREEN_UPDATE(_i) do { } while(0)
#endif
#ifdef XP_WIN
typedef BOOL (WINAPI* SetProcessDEPPolicyFunc)(DWORD dwFlags);
#endif
int
XRE_main(int argc, char* argv[], const nsXREAppData* aAppData)
{
#ifdef MOZ_SPLASHSCREEN
nsSplashScreen *splashScreen = nsnull;
#endif
nsresult rv;
ArgResult ar;
NS_TIMELINE_MARK("enter main");
#ifdef DEBUG
if (PR_GetEnv("XRE_MAIN_BREAK"))
NS_BREAK();
#endif
SetupErrorHandling(argv[0]);
#ifdef MOZ_ACCESSIBILITY_ATK
// Reset GTK_MODULES, strip atk-bridge if exists
// Mozilla will load libatk-bridge.so later if necessary
const char* gtkModules = PR_GetEnv("GTK_MODULES");
if (gtkModules && *gtkModules) {
nsCString gtkModulesStr(gtkModules);
gtkModulesStr.ReplaceSubstring("atk-bridge", "");
char* expr = PR_smprintf("GTK_MODULES=%s", gtkModulesStr.get());
if (expr)
PR_SetEnv(expr);
// We intentionally leak |expr| here since it is required by PR_SetEnv.
}
// Suppress atk-bridge init at startup, it works after GNOME 2.24.2
PR_SetEnv("NO_AT_BRIDGE=1");
#endif
gArgc = argc;
gArgv = argv;
NS_ENSURE_TRUE(aAppData, 2);
#ifdef XP_MACOSX
// The xulrunner stub executable tricks CFBundleGetMainBundle on
// purpose into lying about the main bundle path. It will set
// XRE_BINARY_PATH to inform us of our real location.
gBinaryPath = getenv("XRE_BINARY_PATH");
if (gBinaryPath && !*gBinaryPath)
gBinaryPath = nsnull;
#endif
// Check for application.ini overrides
const char* override = nsnull;
ar = CheckArg("override", PR_TRUE, &override);
if (ar == ARG_BAD) {
Output(PR_TRUE, "Incorrect number of arguments passed to -override");
return 1;
}
else if (ar == ARG_FOUND) {
nsCOMPtr<nsILocalFile> overrideLF;
rv = XRE_GetFileFromPath(override, getter_AddRefs(overrideLF));
if (NS_FAILED(rv)) {
Output(PR_TRUE, "Error: unrecognized override.ini path.\n");
return 1;
}
nsXREAppData* overrideAppData = const_cast<nsXREAppData*>(aAppData);
rv = XRE_ParseAppData(overrideLF, overrideAppData);
if (NS_FAILED(rv)) {
Output(PR_TRUE, "Couldn't read override.ini");
return 1;
}
}
ScopedAppData appData(aAppData);
gAppData = &appData;
// Check sanity and correctness of app data.
if (!appData.name) {
Output(PR_TRUE, "Error: App:Name not specified in application.ini\n");
return 1;
}
if (!appData.buildID) {
Output(PR_TRUE, "Error: App:BuildID not specified in application.ini\n");
return 1;
}
#ifdef MOZ_SPLASHSCREEN
// check to see if we need to do a splash screen
PRBool wantsSplash = PR_TRUE;
PRBool isNoSplash = (CheckArg("nosplash", PR_FALSE, NULL, PR_FALSE) == ARG_FOUND);
isNoSplash |= (PR_GetEnv("NO_SPLASH") != 0);
PRBool isNoRemote = (CheckArg("no-remote", PR_FALSE, NULL, PR_FALSE) == ARG_FOUND);
#ifdef WINCE
// synchronize startup; if it looks like we're going to have to
// wait, then open up a splash screen
WindowsMutex winStartupMutex(L"FirefoxStartupMutex");
// try to lock the mutex, but only wait 100ms to do so
PRBool needsMutexLock = ! winStartupMutex.Lock(100);
// If we failed to lock the mutex quickly, then we'll want
// a splash screen for sure.
//
// If we did manage to lock it, then we'll only want one
// a splash screen if there is no existing message window;
// that is, if we are the first instance of the app.
if (!needsMutexLock && !isNoRemote) {
// check to see if there's a remote firefox up
static PRUnichar classNameBuffer[128];
_snwprintf(classNameBuffer, sizeof(classNameBuffer) / sizeof(PRUnichar),
L"%S%s",
gAppData->name, L"MessageWindow");
HANDLE h = FindWindowW(classNameBuffer, 0);
if (h) {
// Someone else has the window, and we were able to grab the mutex,
// meaning the other instance ahs presumably already finished starting
// up by now. So no need for a splash screen.
wantsSplash = PR_FALSE;
CloseHandle(h);
} else {
// We couldn't find another window, and we were able to lock the mutex;
// we're likely the first instance starting up, so make sure a splash
// screen gets thrown up.
wantsSplash = PR_TRUE;
}
}
#endif //WINCE
if (wantsSplash && !isNoSplash)
splashScreen = nsSplashScreen::GetOrCreate();
if (splashScreen)
splashScreen->Open();
#ifdef WINCE
// Now that the splash screen is open, wait indefinitely
// for the startup mutex on this thread if we need to.
if (needsMutexLock)
winStartupMutex.Lock();
#endif //WINCE
#endif //MOZ_SPLASHSCREEN
ScopedLogging log;
if (!appData.xreDirectory) {
nsCOMPtr<nsILocalFile> lf;
rv = XRE_GetBinaryPath(gArgv[0], getter_AddRefs(lf));
if (NS_FAILED(rv))
return 2;
nsCOMPtr<nsIFile> greDir;
rv = lf->GetParent(getter_AddRefs(greDir));
if (NS_FAILED(rv))
return 2;
rv = CallQueryInterface(greDir, &appData.xreDirectory);
if (NS_FAILED(rv))
return 2;
}
nsCOMPtr<nsIFile> iniFile;
rv = appData.xreDirectory->Clone(getter_AddRefs(iniFile));
if (NS_FAILED(rv))
return 2;
iniFile->AppendNative(NS_LITERAL_CSTRING("platform.ini"));
nsCOMPtr<nsILocalFile> localIniFile = do_QueryInterface(iniFile);
if (!localIniFile)
return 2;
nsINIParser parser;
rv = parser.Init(localIniFile);
if (NS_SUCCEEDED(rv)) {
rv = parser.GetString("Build", "Milestone",
gToolkitVersion, sizeof(gToolkitVersion));
NS_ASSERTION(NS_SUCCEEDED(rv), "Failed to get toolkit version");
rv = parser.GetString("Build", "BuildID",
gToolkitBuildID, sizeof(gToolkitBuildID));
NS_ASSERTION(NS_SUCCEEDED(rv), "Failed to get toolkit buildid");
}
else {
NS_ERROR("Couldn't parse platform.ini!");
}
if (appData.size > offsetof(nsXREAppData, minVersion)) {
if (!appData.minVersion) {
Output(PR_TRUE, "Error: Gecko:MinVersion not specified in application.ini\n");
return 1;
}
if (!appData.maxVersion) {
// If no maxVersion is specified, we assume the app is only compatible
// with the initial preview release. Do not increment this number ever!
SetAllocatedString(appData.maxVersion, "1.*");
}
if (NS_CompareVersions(appData.minVersion, gToolkitVersion) > 0 ||
NS_CompareVersions(appData.maxVersion, gToolkitVersion) < 0) {
Output(PR_TRUE, "Error: Platform version '%s' is not compatible with\n"
"minVersion >= %s\nmaxVersion <= %s\n",
gToolkitVersion,
appData.minVersion, appData.maxVersion);
return 1;
}
}
#ifdef MOZ_CRASHREPORTER
const char* crashreporterEnv = PR_GetEnv("MOZ_CRASHREPORTER");
if (crashreporterEnv && *crashreporterEnv) {
appData.flags |= NS_XRE_ENABLE_CRASH_REPORTER;
}
if ((appData.flags & NS_XRE_ENABLE_CRASH_REPORTER) &&
NS_SUCCEEDED(
CrashReporter::SetExceptionHandler(appData.xreDirectory))) {
if (appData.crashReporterURL)
CrashReporter::SetServerURL(nsDependentCString(appData.crashReporterURL));
// pass some basic info from the app data
if (appData.vendor)
CrashReporter::AnnotateCrashReport(NS_LITERAL_CSTRING("Vendor"),
nsDependentCString(appData.vendor));
if (appData.name)
CrashReporter::AnnotateCrashReport(NS_LITERAL_CSTRING("ProductName"),
nsDependentCString(appData.name));
if (appData.version)
CrashReporter::AnnotateCrashReport(NS_LITERAL_CSTRING("Version"),
nsDependentCString(appData.version));
if (appData.buildID)
CrashReporter::AnnotateCrashReport(NS_LITERAL_CSTRING("BuildID"),
nsDependentCString(appData.buildID));
CrashReporter::SetRestartArgs(argc, argv);
// annotate other data (user id etc)
nsXREDirProvider dirProvider;
nsCOMPtr<nsILocalFile> userAppDataDir;
rv = dirProvider.Initialize(gAppData->directory, gAppData->xreDirectory);
if (NS_SUCCEEDED(rv) &&
NS_SUCCEEDED(dirProvider.GetUserAppDataDirectory(
getter_AddRefs(userAppDataDir)))) {
CrashReporter::SetupExtraData(userAppDataDir,
nsDependentCString(appData.buildID));
// see if we have a crashreporter-override.ini in the application directory
nsCOMPtr<nsIFile> overrideini;
PRBool exists;
static char overrideEnv[MAXPATHLEN];
if (NS_SUCCEEDED(dirProvider.GetAppDir()->Clone(getter_AddRefs(overrideini))) &&
NS_SUCCEEDED(overrideini->AppendNative(NS_LITERAL_CSTRING("crashreporter-override.ini"))) &&
NS_SUCCEEDED(overrideini->Exists(&exists)) &&
exists) {
#ifdef XP_WIN
nsAutoString overridePathW;
overrideini->GetPath(overridePathW);
NS_ConvertUTF16toUTF8 overridePath(overridePathW);
#else
nsCAutoString overridePath;
overrideini->GetNativePath(overridePath);
#endif
sprintf(overrideEnv, "MOZ_CRASHREPORTER_STRINGS_OVERRIDE=%s",
overridePath.get());
PR_SetEnv(overrideEnv);
}
}
}
#endif
#ifdef XP_MACOSX
if (PR_GetEnv("MOZ_LAUNCHED_CHILD")) {
// This is needed, on relaunch, to force the OS to use the "Cocoa Dock
// API". Otherwise the call to ReceiveNextEvent() below will make it
// use the "Carbon Dock API". For more info see bmo bug 377166.
EnsureUseCocoaDockAPI();
// When the app relaunches, the original process exits. This causes
// the dock tile to stop bouncing, lose the "running" triangle, and
// if the tile does not permanently reside in the Dock, even disappear.
// This can be confusing to the user, who is expecting the app to launch.
// Calling ReceiveNextEvent without requesting any event is enough to
// cause a dock tile for the child process to appear.
const EventTypeSpec kFakeEventList[] = { { INT_MAX, INT_MAX } };
EventRef event;
::ReceiveNextEvent(GetEventTypeCount(kFakeEventList), kFakeEventList,
kEventDurationNoWait, PR_FALSE, &event);
}
if (CheckArg("foreground")) {
// The original process communicates that it was in the foreground by
// adding this argument. This new process, which is taking over for
// the old one, should make itself the active application.
ProcessSerialNumber psn;
if (::GetCurrentProcess(&psn) == noErr)
::SetFrontProcess(&psn);
}
#endif
PR_SetEnv("MOZ_LAUNCHED_CHILD=");
gRestartArgc = gArgc;
gRestartArgv = (char**) malloc(sizeof(char*) * (gArgc + 1 + (override ? 2 : 0)));
if (!gRestartArgv) return 1;
int i;
for (i = 0; i < gArgc; ++i) {
gRestartArgv[i] = gArgv[i];
}
// Add the -override argument back (it is removed automatically be CheckArg) if there is one
if (override) {
gRestartArgv[gRestartArgc++] = const_cast<char*>("-override");
gRestartArgv[gRestartArgc++] = const_cast<char*>(override);
}
gRestartArgv[gRestartArgc] = nsnull;
#if defined(XP_OS2)
PRBool StartOS2App(int aArgc, char **aArgv);
if (!StartOS2App(gArgc, gArgv))
return 1;
ScopedFPHandler handler;
#endif /* XP_OS2 */
ar = CheckArg("safe-mode", PR_TRUE);
if (ar == ARG_BAD) {
PR_fprintf(PR_STDERR, "Error: argument -safe-mode is invalid when argument -osint is specified\n");
return 1;
} else if (ar == ARG_FOUND) {
gSafeMode = PR_TRUE;
}
#ifdef XP_MACOSX
if (GetCurrentEventKeyModifiers() & optionKey)
gSafeMode = PR_TRUE;
#endif
// Handle -no-remote command line argument. Setup the environment to
// better accommodate other components and various restart scenarios.
ar = CheckArg("no-remote", PR_TRUE);
if (ar == ARG_BAD) {
PR_fprintf(PR_STDERR, "Error: argument -a requires an application name\n");
return 1;
} else if (ar == ARG_FOUND) {
PR_SetEnv("MOZ_NO_REMOTE=1");
}
// Handle -help and -version command line arguments.
// They should return quickly, so we deal with them here.
if (CheckArg("h") || CheckArg("help") || CheckArg("?")) {
DumpHelp();
return 0;
}
if (CheckArg("v") || CheckArg("version")) {
DumpVersion();
return 0;
}
#ifdef NS_TRACE_MALLOC
gArgc = argc = NS_TraceMallocStartupArgs(gArgc, gArgv);
#endif
MOZ_SPLASHSCREEN_UPDATE(20);
rv = XRE_InitCommandLine(gArgc, gArgv);
NS_ENSURE_SUCCESS(rv, 1);
{
nsXREDirProvider dirProvider;
rv = dirProvider.Initialize(gAppData->directory, gAppData->xreDirectory);
if (NS_FAILED(rv))
return 1;
// Check for -register, which registers chrome and then exits immediately.
ar = CheckArg("register", PR_TRUE);
if (ar == ARG_BAD) {
PR_fprintf(PR_STDERR, "Error: argument -register is invalid when argument -osint is specified\n");
return 1;
} else if (ar == ARG_FOUND) {
ScopedXPCOMStartup xpcom;
rv = xpcom.Initialize();
NS_ENSURE_SUCCESS(rv, 1);
{
nsCOMPtr<nsIChromeRegistry> chromeReg
(do_GetService("@mozilla.org/chrome/chrome-registry;1"));
NS_ENSURE_TRUE(chromeReg, 1);
chromeReg->CheckForNewChrome();
}
return 0;
}
#if defined(MOZ_WIDGET_GTK2) || defined(MOZ_ENABLE_XREMOTE)
// Stash DESKTOP_STARTUP_ID in malloc'ed memory because gtk_init will clear it.
#define HAVE_DESKTOP_STARTUP_ID
const char* desktopStartupIDEnv = PR_GetEnv("DESKTOP_STARTUP_ID");
nsCAutoString desktopStartupID;
if (desktopStartupIDEnv) {
desktopStartupID.Assign(desktopStartupIDEnv);
}
#endif
#if defined(MOZ_WIDGET_QT)
QApplication app(gArgc, gArgv);
#endif
#if defined(MOZ_WIDGET_GTK2)
#ifdef MOZ_MEMORY
// Disable the slice allocator, since jemalloc already uses similar layout
// algorithms, and using a sub-allocator tends to increase fragmentation.
// This must be done before g_thread_init() is called.
g_slice_set_config(G_SLICE_CONFIG_ALWAYS_MALLOC, 1);
#endif
g_thread_init(NULL);
// setup for private colormap. Ideally we'd like to do this
// in nsAppShell::Create, but we need to get in before gtk
// has been initialized to make sure everything is running
// consistently.
if (CheckArg("install"))
gdk_rgb_set_install(TRUE);
// Initialize GTK here for splash.
// Open the display ourselves instead of using gtk_init, so that we can
// close it without fear that one day gtk might clean up the display it
// opens.
if (!gtk_parse_args(&gArgc, &gArgv))
return 1;
// display_name is owned by gdk.
const char *display_name = gdk_get_display_arg_name();
if (display_name) {
SaveWordToEnv("DISPLAY", nsDependentCString(display_name));
} else {
display_name = PR_GetEnv("DISPLAY");
if (!display_name) {
PR_fprintf(PR_STDERR, "Error: no display specified\n");
return 1;
}
}
#endif /* MOZ_WIDGET_GTK2 */
#ifdef MOZ_ENABLE_XREMOTE
// handle -remote now that xpcom is fired up
const char* xremotearg;
ar = CheckArg("remote", PR_TRUE, &xremotearg);
if (ar == ARG_BAD) {
PR_fprintf(PR_STDERR, "Error: -remote requires an argument\n");
return 1;
}
const char* desktopStartupIDPtr =
desktopStartupID.IsEmpty() ? nsnull : desktopStartupID.get();
if (ar) {
return HandleRemoteArgument(xremotearg, desktopStartupIDPtr);
}
if (!PR_GetEnv("MOZ_NO_REMOTE")) {
// Try to remote the entire command line. If this fails, start up normally.
RemoteResult rr = RemoteCommandLine(desktopStartupIDPtr);
if (rr == REMOTE_FOUND)
return 0;
else if (rr == REMOTE_ARG_BAD)
return 1;
}
#endif
#if defined(MOZ_WIDGET_GTK2)
GdkDisplay* display = nsnull;
display = gdk_display_open(display_name);
if (!display) {
PR_fprintf(PR_STDERR, "Error: cannot open display: %s\n", display_name);
return 1;
}
gdk_display_manager_set_default_display (gdk_display_manager_get(),
display);
// g_set_application_name () is only defined in glib2.2 and higher.
_g_set_application_name_fn _g_set_application_name =
(_g_set_application_name_fn)FindFunction("g_set_application_name");
if (_g_set_application_name) {
_g_set_application_name(gAppData->name);
}
_gtk_window_set_auto_startup_notification_fn _gtk_window_set_auto_startup_notification =
(_gtk_window_set_auto_startup_notification_fn)FindFunction("gtk_window_set_auto_startup_notification");
if (_gtk_window_set_auto_startup_notification) {
_gtk_window_set_auto_startup_notification(PR_FALSE);
}
gtk_widget_set_default_colormap(gdk_rgb_get_colormap());
#endif /* MOZ_WIDGET_GTK2 */
// Call the code to install our handler
#ifdef MOZ_JPROF
setupProfilingStuff();
#endif
// Try to allocate "native app support."
nsCOMPtr<nsINativeAppSupport> nativeApp;
rv = NS_CreateNativeAppSupport(getter_AddRefs(nativeApp));
if (NS_FAILED(rv))
return 1;
PRBool canRun = PR_FALSE;
rv = nativeApp->Start(&canRun);
if (NS_FAILED(rv) || !canRun) {
return 1;
}
#if defined(MOZ_UPDATER)
// Check for and process any available updates
nsCOMPtr<nsIFile> updRoot;
PRBool persistent;
rv = dirProvider.GetFile(XRE_UPDATE_ROOT_DIR, &persistent,
getter_AddRefs(updRoot));
// XRE_UPDATE_ROOT_DIR may fail. Fallback to appDir if failed
if (NS_FAILED(rv))
updRoot = dirProvider.GetAppDir();
ProcessUpdates(dirProvider.GetGREDir(),
dirProvider.GetAppDir(),
updRoot,
gRestartArgc,
gRestartArgv,
appData.version);
#endif
nsCOMPtr<nsIProfileLock> profileLock;
PRBool startOffline = PR_FALSE;
nsCAutoString profileName;
rv = SelectProfile(getter_AddRefs(profileLock), nativeApp, &startOffline,
&profileName);
if (rv == NS_ERROR_LAUNCHED_CHILD_PROCESS ||
rv == NS_ERROR_ABORT) return 0;
if (NS_FAILED(rv)) return 1;
nsCOMPtr<nsILocalFile> profD;
rv = profileLock->GetDirectory(getter_AddRefs(profD));
NS_ENSURE_SUCCESS(rv, 1);
nsCOMPtr<nsILocalFile> profLD;
rv = profileLock->GetLocalDirectory(getter_AddRefs(profLD));
NS_ENSURE_SUCCESS(rv, 1);
rv = dirProvider.SetProfile(profD, profLD);
NS_ENSURE_SUCCESS(rv, 1);
#if defined(WINCE) && defined(MOZ_SPLASHSCREEN)
// give up the mutex, let other app startups happen
winStartupMutex.Unlock();
#endif
//////////////////////// NOW WE HAVE A PROFILE ////////////////////////
#ifdef MOZ_CRASHREPORTER
if (appData.flags & NS_XRE_ENABLE_CRASH_REPORTER)
MakeOrSetMinidumpPath(profD);
#endif
PRBool upgraded = PR_FALSE;
nsCAutoString version;
BuildVersion(version);
#ifdef TARGET_OS_ABI
NS_NAMED_LITERAL_CSTRING(osABI, TARGET_OS_ABI);
#else
// No TARGET_XPCOM_ABI, but at least the OS is known
NS_NAMED_LITERAL_CSTRING(osABI, OS_TARGET "_UNKNOWN");
#endif
// Check for version compatibility with the last version of the app this
// profile was started with. The format of the version stamp is defined
// by the BuildVersion function.
// Also check to see if something has happened to invalidate our
// fastload caches, like an extension upgrade or installation.
PRBool cachesOK;
PRBool versionOK = CheckCompatibility(profD, version, osABI,
dirProvider.GetGREDir(),
gAppData->directory, &cachesOK);
// Every time a profile is loaded by a build with a different version,
// it updates the compatibility.ini file saying what version last wrote
// the compreg.dat. On subsequent launches if the version matches,
// there is no need for re-registration. If the user loads the same
// profile in different builds the component registry must be
// re-generated to prevent mysterious component loading failures.
//
if (gSafeMode) {
RemoveComponentRegistries(profD, profLD, PR_FALSE);
WriteVersion(profD, NS_LITERAL_CSTRING("Safe Mode"), osABI,
dirProvider.GetGREDir(), gAppData->directory);
}
else if (versionOK) {
if (!cachesOK) {
// Remove compreg.dat and xpti.dat, forcing component re-registration.
// The new list of additional components directories is derived from
// information in "extensions.ini".
RemoveComponentRegistries(profD, profLD, PR_FALSE);
// Rewrite compatibility.ini to remove the flag
WriteVersion(profD, version, osABI,
dirProvider.GetGREDir(), gAppData->directory);
}
// Nothing need be done for the normal startup case.
}
else {
// Remove compreg.dat and xpti.dat, forcing component re-registration
// with the default set of components (this disables any potentially
// troublesome incompatible XPCOM components).
RemoveComponentRegistries(profD, profLD, PR_TRUE);
// Tell the Extension Manager it should check for incompatible
// Extensions and re-write the "extensions.ini" file with a list of
// directories for compatible extensions
upgraded = PR_TRUE;
// Write out version
WriteVersion(profD, version, osABI,
dirProvider.GetGREDir(), gAppData->directory);
}
PRBool needsRestart = PR_FALSE;
PRBool appInitiatedRestart = PR_FALSE;
MOZ_SPLASHSCREEN_UPDATE(30);
// Allows the user to forcefully bypass the restart process at their
// own risk. Useful for debugging or for tinderboxes where child
// processes can be problematic.
{
// Start the real application
ScopedXPCOMStartup xpcom;
rv = xpcom.Initialize();
NS_ENSURE_SUCCESS(rv, 1);
rv = xpcom.DoAutoreg();
rv |= xpcom.RegisterProfileService();
rv |= xpcom.SetWindowCreator(nativeApp);
NS_ENSURE_SUCCESS(rv, 1);
#ifdef MOZ_CRASHREPORTER
// tell the crash reporter to also send the release channel
nsCOMPtr<nsIPrefService> prefs = do_GetService("@mozilla.org/preferences-service;1", &rv);
if (NS_SUCCEEDED(rv)) {
nsCOMPtr<nsIPrefBranch> defaultPrefBranch;
rv = prefs->GetDefaultBranch(nsnull, getter_AddRefs(defaultPrefBranch));
if (NS_SUCCEEDED(rv)) {
nsXPIDLCString sval;
rv = defaultPrefBranch->GetCharPref("app.update.channel", getter_Copies(sval));
if (NS_SUCCEEDED(rv)) {
CrashReporter::AnnotateCrashReport(NS_LITERAL_CSTRING("ReleaseChannel"),
sval);
}
}
}
#endif
{
if (startOffline) {
nsCOMPtr<nsIIOService2> io (do_GetService("@mozilla.org/network/io-service;1"));
NS_ENSURE_TRUE(io, 1);
io->SetManageOfflineStatus(PR_FALSE);
io->SetOffline(PR_TRUE);
}
{
NS_TIMELINE_ENTER("startupNotifier");
nsCOMPtr<nsIObserver> startupNotifier
(do_CreateInstance(NS_APPSTARTUPNOTIFIER_CONTRACTID, &rv));
NS_ENSURE_SUCCESS(rv, 1);
startupNotifier->Observe(nsnull, APPSTARTUP_TOPIC, nsnull);
NS_TIMELINE_LEAVE("startupNotifier");
}
nsCOMPtr<nsIAppStartup2> appStartup
(do_GetService(NS_APPSTARTUP_CONTRACTID));
NS_ENSURE_TRUE(appStartup, 1);
if (gDoMigration) {
nsCOMPtr<nsIFile> file;
dirProvider.GetAppDir()->Clone(getter_AddRefs(file));
file->AppendNative(NS_LITERAL_CSTRING("override.ini"));
nsINIParser parser;
nsCOMPtr<nsILocalFile> localFile(do_QueryInterface(file));
nsresult rv = parser.Init(localFile);
if (NS_SUCCEEDED(rv)) {
nsCAutoString buf;
rv = parser.GetString("XRE", "EnableProfileMigrator", buf);
if (NS_SUCCEEDED(rv)) {
if (buf[0] == '0' || buf[0] == 'f' || buf[0] == 'F') {
gDoMigration = PR_FALSE;
}
}
}
}
// Profile Migration
if (gAppData->flags & NS_XRE_ENABLE_PROFILE_MIGRATOR && gDoMigration) {
gDoMigration = PR_FALSE;
nsCOMPtr<nsIProfileMigrator> pm
(do_CreateInstance(NS_PROFILEMIGRATOR_CONTRACTID));
if (pm)
pm->Migrate(&dirProvider);
}
dirProvider.DoStartup();
PRBool shuttingDown = PR_FALSE;
appStartup->GetShuttingDown(&shuttingDown);
nsCOMPtr<nsICommandLineRunner> cmdLine;
nsCOMPtr<nsIFile> workingDir;
rv = NS_GetSpecialDirectory(NS_OS_CURRENT_WORKING_DIR, getter_AddRefs(workingDir));
NS_ENSURE_SUCCESS(rv, 1);
if (!shuttingDown) {
cmdLine = do_CreateInstance("@mozilla.org/toolkit/command-line;1");
NS_ENSURE_TRUE(cmdLine, 1);
rv = cmdLine->Init(gArgc, gArgv,
workingDir, nsICommandLine::STATE_INITIAL_LAUNCH);
NS_ENSURE_SUCCESS(rv, 1);
/* Special-case services that need early access to the command
line. */
nsCOMPtr<nsIObserverService> obsService
(do_GetService("@mozilla.org/observer-service;1"));
if (obsService) {
obsService->NotifyObservers(cmdLine, "command-line-startup", nsnull);
}
NS_TIMELINE_ENTER("appStartup->CreateHiddenWindow");
rv = appStartup->CreateHiddenWindow();
NS_TIMELINE_LEAVE("appStartup->CreateHiddenWindow");
NS_ENSURE_SUCCESS(rv, 1);
MOZ_SPLASHSCREEN_UPDATE(50);
#if defined(HAVE_DESKTOP_STARTUP_ID) && defined(MOZ_WIDGET_GTK2)
nsRefPtr<nsGTKToolkit> toolkit = GetGTKToolkit();
if (toolkit && !desktopStartupID.IsEmpty()) {
toolkit->SetDesktopStartupID(desktopStartupID);
}
#endif
// Extension Compatibility Checking and Startup
if (gAppData->flags & NS_XRE_ENABLE_EXTENSION_MANAGER) {
nsCOMPtr<nsIExtensionManager> em(do_GetService("@mozilla.org/extensions/manager;1"));
NS_ENSURE_TRUE(em, 1);
if (upgraded) {
rv = em->CheckForMismatches(&needsRestart);
if (NS_FAILED(rv)) {
needsRestart = PR_FALSE;
upgraded = PR_FALSE;
}
}
if (!upgraded || !needsRestart)
em->Start(&needsRestart);
}
// We want to restart no more than 2 times. The first restart,
// NO_EM_RESTART == "0" , and the second time, "1".
char* noEMRestart = PR_GetEnv("NO_EM_RESTART");
if (noEMRestart && *noEMRestart && *noEMRestart == '1') {
if (upgraded || needsRestart) {
NS_WARNING("EM tried to force us to restart twice! Forcefully preventing that.");
}
needsRestart = upgraded = PR_FALSE;
}
}
if (!upgraded && !needsRestart) {
SaveStateForAppInitiatedRestart();
// clear out any environment variables which may have been set
// during the relaunch process now that we know we won't be relaunching.
PR_SetEnv("XRE_PROFILE_PATH=");
PR_SetEnv("XRE_PROFILE_LOCAL_PATH=");
PR_SetEnv("XRE_PROFILE_NAME=");
PR_SetEnv("XRE_START_OFFLINE=");
PR_SetEnv("XRE_IMPORT_PROFILES=");
PR_SetEnv("NO_EM_RESTART=");
PR_SetEnv("XUL_APP_FILE=");
PR_SetEnv("XRE_BINARY_PATH=");
if (!shuttingDown) {
#ifdef XP_MACOSX
// we re-initialize the command-line service and do appleevents munging
// after we are sure that we're not restarting
cmdLine = do_CreateInstance("@mozilla.org/toolkit/command-line;1");
NS_ENSURE_TRUE(cmdLine, 1);
SetupMacCommandLine(gArgc, gArgv);
rv = cmdLine->Init(gArgc, gArgv,
workingDir, nsICommandLine::STATE_INITIAL_LAUNCH);
NS_ENSURE_SUCCESS(rv, 1);
#endif
#ifdef MOZ_WIDGET_COCOA
// Prepare Cocoa's form of Apple Event handling.
SetupMacApplicationDelegate();
#endif
MOZ_SPLASHSCREEN_UPDATE(70);
nsCOMPtr<nsIObserverService> obsService
(do_GetService("@mozilla.org/observer-service;1"));
if (obsService)
obsService->NotifyObservers(nsnull, "final-ui-startup", nsnull);
appStartup->GetShuttingDown(&shuttingDown);
}
if (!shuttingDown) {
rv = cmdLine->Run();
NS_ENSURE_SUCCESS_LOG(rv, 1);
appStartup->GetShuttingDown(&shuttingDown);
}
#ifdef MOZ_ENABLE_XREMOTE
nsCOMPtr<nsIRemoteService> remoteService;
#endif /* MOZ_ENABLE_XREMOTE */
if (!shuttingDown) {
#ifdef MOZ_ENABLE_XREMOTE
// if we have X remote support, start listening for requests on the
// proxy window.
remoteService = do_GetService("@mozilla.org/toolkit/remote-service;1");
if (remoteService)
remoteService->Startup(gAppData->name,
PromiseFlatCString(profileName).get());
#endif /* MOZ_ENABLE_XREMOTE */
// enable win32 DDE responses and Mac appleevents responses
nativeApp->Enable();
}
MOZ_SPLASHSCREEN_UPDATE(90);
{
NS_TIMELINE_ENTER("appStartup->Run");
rv = appStartup->Run();
NS_TIMELINE_LEAVE("appStartup->Run");
if (NS_FAILED(rv)) {
NS_ERROR("failed to run appstartup");
gLogConsoleErrors = PR_TRUE;
}
}
// Check for an application initiated restart. This is one that
// corresponds to nsIAppStartup.quit(eRestart)
if (rv == NS_SUCCESS_RESTART_APP) {
needsRestart = PR_TRUE;
appInitiatedRestart = PR_TRUE;
}
if (!shuttingDown) {
#ifdef MOZ_ENABLE_XREMOTE
// shut down the x remote proxy window
if (remoteService)
remoteService->Shutdown();
#endif /* MOZ_ENABLE_XREMOTE */
}
#ifdef MOZ_TIMELINE
// Make sure we print this out even if timeline is runtime disabled
if (NS_FAILED(NS_TIMELINE_LEAVE("main1")))
NS_TimelineForceMark("...main1");
#endif
}
else {
// Upgrade condition (build id changes), but the restart hint was
// not set by the Extension Manager. This is because the compatibility
// resolution for Extensions is different than for the component
// registry - major milestone vs. build id.
needsRestart = PR_TRUE;
#ifdef XP_WIN
ProcessDDE(nativeApp, PR_TRUE);
#endif
#ifdef XP_MACOSX
SetupMacCommandLine(gRestartArgc, gRestartArgv);
#endif
}
}
}
// unlock the profile after ScopedXPCOMStartup object (xpcom)
// has gone out of scope. see bug #386739 for more details
profileLock->Unlock();
// Restart the app after XPCOM has been shut down cleanly.
if (needsRestart) {
MOZ_SPLASHSCREEN_UPDATE(90);
if (appInitiatedRestart) {
RestoreStateForAppInitiatedRestart();
}
else {
char* noEMRestart = PR_GetEnv("NO_EM_RESTART");
if (noEMRestart && *noEMRestart) {
PR_SetEnv("NO_EM_RESTART=1");
}
else {
PR_SetEnv("NO_EM_RESTART=0");
}
}
// Ensure that these environment variables are set:
SaveFileToEnvIfUnset("XRE_PROFILE_PATH", profD);
SaveFileToEnvIfUnset("XRE_PROFILE_LOCAL_PATH", profLD);
SaveWordToEnvIfUnset("XRE_PROFILE_NAME", profileName);
#ifdef XP_MACOSX
if (gBinaryPath) {
static char kEnvVar[MAXPATHLEN];
sprintf(kEnvVar, "XRE_BINARY_PATH=%s", gBinaryPath);
PR_SetEnv(kEnvVar);
}
#endif
#if defined(HAVE_DESKTOP_STARTUP_ID) && defined(MOZ_WIDGET_GTK2)
if (!desktopStartupID.IsEmpty()) {
nsCAutoString desktopStartupEnv;
desktopStartupEnv.AssignLiteral("DESKTOP_STARTUP_ID=");
desktopStartupEnv.Append(desktopStartupID);
// Leak it with extreme prejudice!
PR_SetEnv(ToNewCString(desktopStartupEnv));
}
#endif
#ifdef MOZ_WIDGET_GTK2
MOZ_gdk_display_close(display);
#endif
rv = LaunchChild(nativeApp, appInitiatedRestart);
#ifdef MOZ_CRASHREPORTER
if (appData.flags & NS_XRE_ENABLE_CRASH_REPORTER)
CrashReporter::UnsetExceptionHandler();
#endif
return rv == NS_ERROR_LAUNCHED_CHILD_PROCESS ? 0 : 1;
}
#ifdef MOZ_WIDGET_GTK2
// gdk_display_close also calls gdk_display_manager_set_default_display
// appropriately when necessary.
MOZ_gdk_display_close(display);
#endif
}
#ifdef MOZ_CRASHREPORTER
if (appData.flags & NS_XRE_ENABLE_CRASH_REPORTER)
CrashReporter::UnsetExceptionHandler();
#endif
XRE_DeinitCommandLine();
return NS_FAILED(rv) ? 1 : 0;
}
nsresult
XRE_InitCommandLine(int aArgc, char* aArgv[])
{
nsresult rv = NS_OK;
#if defined(MOZ_IPC)
#if defined(OS_WIN)
CommandLine::Init(aArgc, aArgv);
#else
// these leak on error, but that's OK: we'll just exit()
char** canonArgs = new char*[aArgc];
// get the canonical version of the binary's path
nsCOMPtr<nsILocalFile> binFile;
rv = XRE_GetBinaryPath(aArgv[0], getter_AddRefs(binFile));
if (NS_FAILED(rv))
return NS_ERROR_FAILURE;
nsCAutoString canonBinPath;
rv = binFile->GetNativePath(canonBinPath);
if (NS_FAILED(rv))
return NS_ERROR_FAILURE;
canonArgs[0] = strdup(canonBinPath.get());
for (int i = 1; i < aArgc; ++i) {
if (aArgv[i]) {
canonArgs[i] = strdup(aArgv[i]);
}
}
NS_ASSERTION(!CommandLine::IsInitialized(), "Bad news!");
CommandLine::Init(aArgc, canonArgs);
for (int i = 0; i < aArgc; ++i)
free(canonArgs[i]);
delete[] canonArgs;
#endif
#endif
return rv;
}
nsresult
XRE_DeinitCommandLine()
{
nsresult rv = NS_OK;
#if defined(MOZ_IPC)
CommandLine::Terminate();
#endif
return rv;
}
GeckoProcessType
XRE_GetProcessType()
{
#ifdef MOZ_IPC
return mozilla::startup::sChildProcessType;
#else
return GeckoProcessType_Default;
#endif
}
void
SetupErrorHandling(const char* progname)
{
#ifdef XP_WIN
/* On Windows XPSP3 and Windows Vista if DEP is configured off-by-default
we still want DEP protection: enable it explicitly and programmatically.
This function is not available on WinXPSP2 so we dynamically load it.
*/
HMODULE kernel32 = GetModuleHandleW(L"kernel32.dll");
SetProcessDEPPolicyFunc _SetProcessDEPPolicy =
(SetProcessDEPPolicyFunc) GetProcAddress(kernel32, "SetProcessDEPPolicy");
if (_SetProcessDEPPolicy)
_SetProcessDEPPolicy(PROCESS_DEP_ENABLE);
#endif
#if defined (XP_WIN32) && !defined (WINCE)
// Suppress the "DLL Foo could not be found" dialog, such that if dependent
// libraries (such as GDI+) are not preset, we gracefully fail to load those
// XPCOM components, instead of being ungraceful.
UINT realMode = SetErrorMode(0);
realMode |= SEM_FAILCRITICALERRORS;
// If XRE_NO_WINDOWS_CRASH_DIALOG is set, suppress displaying the "This
// application has crashed" dialog box. This is mainly useful for
// automated testing environments, e.g. tinderbox, where there's no need
// for a dozen of the dialog boxes to litter the console
if (getenv("XRE_NO_WINDOWS_CRASH_DIALOG"))
realMode |= SEM_NOGPFAULTERRORBOX | SEM_NOOPENFILEERRORBOX;
SetErrorMode(realMode);
#ifdef DEBUG
// Disable small heap allocator to get heapwalk() giving us
// accurate heap numbers. Win2k non-debug does not use small heap allocator.
// Win2k debug seems to be still using it.
// http://msdn.microsoft.com/library/default.asp?url=/library/en-us/vclib/html/_crt__set_sbh_threshold.asp
_set_sbh_threshold(0);
#endif
#endif
#ifndef XP_OS2
InstallSignalHandlers(progname);
#endif
#ifndef WINCE
// Unbuffer stdout, needed for tinderbox tests.
setbuf(stdout, 0);
#endif
#if defined(FREEBSD)
// Disable all SIGFPE's on FreeBSD, as it has non-IEEE-conformant fp
// trap behavior that trips up on floating-point tests performed by
// the JS engine. See bugzilla bug 9967 details.
fpsetmask(0);
#endif
}