pjs/browser/app/nsBrowserApp.cpp

287 строки
8.5 KiB
C++
Исходник Обычный вид История

/* -*- 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.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 2002
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
2003-09-29 10:04:02 +04:00
* Brian Ryner <bryner@brianryner.com>
*
* 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 ***** */
#include "nsXPCOMGlue.h"
#include "nsXULAppAPI.h"
#if defined(XP_WIN)
#include <windows.h>
#include <stdlib.h>
#elif defined(XP_UNIX)
#include <sys/time.h>
#include <sys/resource.h>
#endif
#include <stdio.h>
#include <stdarg.h>
#include <string.h>
#include "plstr.h"
#include "prprf.h"
#include "prenv.h"
#include "nsCOMPtr.h"
#include "nsILocalFile.h"
#include "nsStringGlue.h"
#ifdef XP_WIN
// we want a wmain entry point
#include "nsWindowsWMain.cpp"
#define snprintf _snprintf
#define strcasecmp _stricmp
#endif
#include "BinaryPath.h"
#include "nsXPCOMPrivate.h" // for MAXPATHLEN and XPCOM_DLL
#include "mozilla/Telemetry.h"
static void Output(const char *fmt, ... )
{
va_list ap;
va_start(ap, fmt);
#if defined(XP_WIN) && !MOZ_WINCONSOLE
PRUnichar msg[2048];
_vsnwprintf(msg, sizeof(msg)/sizeof(msg[0]), NS_ConvertUTF8toUTF16(fmt).get(), ap);
MessageBoxW(NULL, msg, L"XULRunner", MB_OK | MB_ICONERROR);
#else
vfprintf(stderr, fmt, ap);
#endif
va_end(ap);
}
/**
* Return true if |arg| matches the given argument name.
*/
static bool IsArg(const char* arg, const char* s)
{
if (*arg == '-')
{
if (*++arg == '-')
++arg;
return !strcasecmp(arg, s);
}
#if defined(XP_WIN) || defined(XP_OS2)
if (*arg == '/')
return !strcasecmp(++arg, s);
#endif
return false;
}
/**
* A helper class which calls NS_LogInit/NS_LogTerm in its scope.
*/
class ScopedLogging
{
public:
ScopedLogging() { NS_LogInit(); }
~ScopedLogging() { NS_LogTerm(); }
};
XRE_GetFileFromPathType XRE_GetFileFromPath;
XRE_CreateAppDataType XRE_CreateAppData;
XRE_FreeAppDataType XRE_FreeAppData;
#ifdef XRE_HAS_DLL_BLOCKLIST
XRE_SetupDllBlocklistType XRE_SetupDllBlocklist;
#endif
XRE_TelemetryAccumulateType XRE_TelemetryAccumulate;
XRE_mainType XRE_main;
static const nsDynamicFunctionLoad kXULFuncs[] = {
{ "XRE_GetFileFromPath", (NSFuncPtr*) &XRE_GetFileFromPath },
{ "XRE_CreateAppData", (NSFuncPtr*) &XRE_CreateAppData },
{ "XRE_FreeAppData", (NSFuncPtr*) &XRE_FreeAppData },
#ifdef XRE_HAS_DLL_BLOCKLIST
{ "XRE_SetupDllBlocklist", (NSFuncPtr*) &XRE_SetupDllBlocklist },
#endif
{ "XRE_TelemetryAccumulate", (NSFuncPtr*) &XRE_TelemetryAccumulate },
{ "XRE_main", (NSFuncPtr*) &XRE_main },
{ nsnull, nsnull }
};
static int do_main(const char *exePath, int argc, char* argv[])
{
nsCOMPtr<nsILocalFile> appini;
#ifdef XP_WIN
// exePath comes from mozilla::BinaryPath::Get, which returns a UTF-8
// encoded path, so it is safe to convert it
nsresult rv = NS_NewLocalFile(NS_ConvertUTF8toUTF16(exePath), false,
getter_AddRefs(appini));
#else
nsresult rv = NS_NewNativeLocalFile(nsDependentCString(exePath), false,
getter_AddRefs(appini));
#endif
if (NS_FAILED(rv)) {
return 255;
}
appini->SetNativeLeafName(NS_LITERAL_CSTRING("application.ini"));
// Allow firefox.exe to launch XULRunner apps via -app <application.ini>
// Note that -app must be the *first* argument.
const char *appDataFile = getenv("XUL_APP_FILE");
if (appDataFile && *appDataFile) {
rv = XRE_GetFileFromPath(appDataFile, getter_AddRefs(appini));
if (NS_FAILED(rv)) {
Output("Invalid path found: '%s'", appDataFile);
return 255;
}
}
else if (argc > 1 && IsArg(argv[1], "app")) {
if (argc == 2) {
Output("Incorrect number of arguments passed to -app");
return 255;
}
rv = XRE_GetFileFromPath(argv[2], getter_AddRefs(appini));
if (NS_FAILED(rv)) {
Output("application.ini path not recognized: '%s'", argv[2]);
return 255;
}
char appEnv[MAXPATHLEN];
snprintf(appEnv, MAXPATHLEN, "XUL_APP_FILE=%s", argv[2]);
if (putenv(appEnv)) {
Output("Couldn't set %s.\n", appEnv);
return 255;
}
argv[2] = argv[0];
argv += 2;
argc -= 2;
}
nsXREAppData *appData;
rv = XRE_CreateAppData(appini, &appData);
if (NS_FAILED(rv)) {
Output("Couldn't read application.ini");
return 255;
}
int result = XRE_main(argc, argv, appData);
XRE_FreeAppData(appData);
return result;
}
int main(int argc, char* argv[])
{
char exePath[MAXPATHLEN];
nsresult rv = mozilla::BinaryPath::Get(argv[0], exePath);
if (NS_FAILED(rv)) {
Output("Couldn't calculate the application directory.\n");
return 255;
}
char *lastSlash = strrchr(exePath, XPCOM_FILE_PATH_SEPARATOR[0]);
if (!lastSlash || (lastSlash - exePath > MAXPATHLEN - sizeof(XPCOM_DLL) - 1))
return 255;
strcpy(++lastSlash, XPCOM_DLL);
int gotCounters;
#if defined(XP_UNIX)
struct rusage initialRUsage;
gotCounters = !getrusage(RUSAGE_SELF, &initialRUsage);
#elif defined(XP_WIN)
// GetProcessIoCounters().ReadOperationCount seems to have little to
// do with actual read operations. It reports 0 or 1 at this stage
// in the program. Luckily 1 coincides with when prefetch is
// enabled. If Windows prefetch didn't happen we can do our own
// faster dll preloading.
IO_COUNTERS ioCounters;
gotCounters = GetProcessIoCounters(GetCurrentProcess(), &ioCounters);
if (gotCounters && !ioCounters.ReadOperationCount)
#endif
{
XPCOMGlueEnablePreload();
}
rv = XPCOMGlueStartup(exePath);
if (NS_FAILED(rv)) {
Output("Couldn't load XPCOM.\n");
return 255;
}
rv = XPCOMGlueLoadXULFunctions(kXULFuncs);
if (NS_FAILED(rv)) {
Output("Couldn't load XRE functions.\n");
return 255;
}
#ifdef XRE_HAS_DLL_BLOCKLIST
XRE_SetupDllBlocklist();
#endif
if (gotCounters) {
#if defined(XP_WIN)
XRE_TelemetryAccumulate(mozilla::Telemetry::EARLY_GLUESTARTUP_READ_OPS,
int(ioCounters.ReadOperationCount));
XRE_TelemetryAccumulate(mozilla::Telemetry::EARLY_GLUESTARTUP_READ_TRANSFER,
int(ioCounters.ReadTransferCount / 1024));
IO_COUNTERS newIoCounters;
if (GetProcessIoCounters(GetCurrentProcess(), &newIoCounters)) {
XRE_TelemetryAccumulate(mozilla::Telemetry::GLUESTARTUP_READ_OPS,
int(newIoCounters.ReadOperationCount - ioCounters.ReadOperationCount));
XRE_TelemetryAccumulate(mozilla::Telemetry::GLUESTARTUP_READ_TRANSFER,
int((newIoCounters.ReadTransferCount - ioCounters.ReadTransferCount) / 1024));
}
#elif defined(XP_UNIX)
XRE_TelemetryAccumulate(mozilla::Telemetry::EARLY_GLUESTARTUP_HARD_FAULTS,
int(initialRUsage.ru_majflt));
struct rusage newRUsage;
if (!getrusage(RUSAGE_SELF, &newRUsage)) {
XRE_TelemetryAccumulate(mozilla::Telemetry::GLUESTARTUP_HARD_FAULTS,
int(newRUsage.ru_majflt - initialRUsage.ru_majflt));
}
#endif
}
int result;
{
ScopedLogging log;
result = do_main(exePath, argc, argv);
}
XPCOMGlueShutdown();
return result;
}