1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
|
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "nsXULAppAPI.h"
#include "mozilla/AppData.h"
#include "application.ini.h"
#include "nsXPCOMGlue.h"
#if defined(XP_WIN)
#undef _WIN32_WINNT
#define _WIN32_WINNT 0x0600
#include <windows.h>
#include <winbase.h>
#include <VersionHelpers.h>
#include <stdlib.h>
#include <io.h>
#include <fcntl.h>
#elif defined(XP_UNIX)
#include <sys/resource.h>
#include <time.h>
#include <unistd.h>
#endif
#ifdef XP_MACOSX
#include <mach/mach_time.h>
#include "MacQuirks.h"
#endif
#include <stdio.h>
#include <stdarg.h>
#include <time.h>
#include "nsCOMPtr.h"
#include "nsIFile.h"
#include "nsStringGlue.h"
// Easy access to a five second startup delay used to get
// a debugger attached in the metro environment.
// #define DEBUG_delay_start_metro
#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/StartupTimeline.h"
using namespace mozilla;
#ifdef XP_MACOSX
#define kOSXResourcesFolder "Resources"
#endif
#define kDesktopFolder "browser"
#define kMetroFolder "metro"
#define kMetroAppIniFilename "metroapp.ini"
#ifdef XP_WIN
#define kMetroTestFile "tests.ini"
const char* kMetroConsoleIdParam = "testconsoleid=";
#endif
static void Output(const char *fmt, ... )
{
va_list ap;
va_start(ap, fmt);
#ifndef XP_WIN
vfprintf(stderr, fmt, ap);
#else
char msg[2048];
vsnprintf_s(msg, _countof(msg), _TRUNCATE, fmt, ap);
wchar_t wide_msg[2048];
MultiByteToWideChar(CP_UTF8,
0,
msg,
-1,
wide_msg,
_countof(wide_msg));
#if MOZ_WINCONSOLE
fwprintf_s(stderr, wide_msg);
#else
MessageBoxW(nullptr,
wide_msg,
L"Pale Moon",
MB_OK | MB_ICONERROR | MB_SETFOREGROUND);
#endif
#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)
if (*arg == '/')
return !strcasecmp(++arg, s);
#endif
return false;
}
#ifdef XP_WIN
/*
* AttachToTestHarness - Windows helper for when we are running
* in the immersive environment. Firefox is launched by Windows in
* response to a request by metrotestharness, which is launched by
* runtests.py. As such stdout in fx doesn't point to the right
* stream. This helper touches up stdout such that test output gets
* routed to a named pipe metrotestharness creates and dumps to its
* stdout.
*/
static void AttachToTestHarness()
{
// attach to the metrotestharness named logging pipe
HANDLE winOut = CreateFileA("\\\\.\\pipe\\metrotestharness",
GENERIC_WRITE,
FILE_SHARE_WRITE, 0,
OPEN_EXISTING, 0, 0);
if (winOut == INVALID_HANDLE_VALUE) {
OutputDebugStringW(L"Could not create named logging pipe.\n");
return;
}
// Set the c runtime handle
int stdOut = _open_osfhandle((intptr_t)winOut, _O_APPEND);
if (stdOut == -1) {
OutputDebugStringW(L"Could not open c-runtime handle.\n");
return;
}
FILE *fp = _fdopen(stdOut, "a");
*stdout = *fp;
}
#endif
XRE_GetFileFromPathType XRE_GetFileFromPath;
XRE_CreateAppDataType XRE_CreateAppData;
XRE_FreeAppDataType XRE_FreeAppData;
#ifdef XRE_HAS_DLL_BLOCKLIST
XRE_SetupDllBlocklistType XRE_SetupDllBlocklist;
#endif
XRE_StartupTimelineRecordType XRE_StartupTimelineRecord;
XRE_mainType XRE_main;
XRE_StopLateWriteChecksType XRE_StopLateWriteChecks;
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_StartupTimelineRecord", (NSFuncPtr*) &XRE_StartupTimelineRecord },
{ "XRE_main", (NSFuncPtr*) &XRE_main },
{ "XRE_StopLateWriteChecks", (NSFuncPtr*) &XRE_StopLateWriteChecks },
{ nullptr, nullptr }
};
static int do_main(int argc, char* argv[], nsIFile *xreDirectory)
{
nsCOMPtr<nsIFile> appini;
nsresult rv;
uint32_t mainFlags = 0;
#ifdef XP_WIN
if (!IsWindowsVistaOrGreater()) {
Output("Couldn't load valid PE image.\n");
return 255;
}
#endif
// Allow palemoon.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;
}
if (appini) {
nsXREAppData *appData;
rv = XRE_CreateAppData(appini, &appData);
if (NS_FAILED(rv)) {
Output("Couldn't read application.ini");
return 255;
}
// xreDirectory already has a refcount from NS_NewLocalFile
appData->xreDirectory = xreDirectory;
int result = XRE_main(argc, argv, appData, mainFlags);
XRE_FreeAppData(appData);
return result;
}
// Desktop browser launch
ScopedAppData appData(&sAppData);
nsCOMPtr<nsIFile> exeFile;
rv = mozilla::BinaryPath::GetFile(argv[0], getter_AddRefs(exeFile));
if (NS_FAILED(rv)) {
Output("Couldn't find the application directory.\n");
return 255;
}
nsCOMPtr<nsIFile> greDir;
exeFile->GetParent(getter_AddRefs(greDir));
#ifdef XP_MACOSX
nsCOMPtr<nsIFile> parent;
greDir->GetParent(getter_AddRefs(parent));
greDir = parent.forget();
greDir->AppendNative(NS_LITERAL_CSTRING(kOSXResourcesFolder));
#endif
nsCOMPtr<nsIFile> appSubdir;
greDir->Clone(getter_AddRefs(appSubdir));
appSubdir->Append(NS_LITERAL_STRING(kDesktopFolder));
SetStrongPtr(appData.directory, static_cast<nsIFile*>(appSubdir.get()));
// xreDirectory already has a refcount from NS_NewLocalFile
appData.xreDirectory = xreDirectory;
return XRE_main(argc, argv, &appData, mainFlags);
}
/**
* Local TimeStamp::Now()-compatible implementation used to record timestamps
* which will be passed to XRE_StartupTimelineRecord().
*/
static uint64_t
TimeStamp_Now()
{
#ifdef XP_WIN
LARGE_INTEGER freq;
::QueryPerformanceFrequency(&freq);
return GetTickCount64() * freq.QuadPart;
#elif defined(XP_MACOSX)
return mach_absolute_time();
#elif defined(HAVE_CLOCK_MONOTONIC)
struct timespec ts;
int rv = clock_gettime(CLOCK_MONOTONIC, &ts);
if (rv != 0) {
return 0;
}
uint64_t baseNs = (uint64_t)ts.tv_sec * 1000000000;
return baseNs + (uint64_t)ts.tv_nsec;
#endif
}
static bool
FileExists(const char *path)
{
#ifdef XP_WIN
wchar_t wideDir[MAX_PATH];
MultiByteToWideChar(CP_UTF8, 0, path, -1, wideDir, MAX_PATH);
DWORD fileAttrs = GetFileAttributesW(wideDir);
return fileAttrs != INVALID_FILE_ATTRIBUTES;
#else
return access(path, R_OK) == 0;
#endif
}
#ifdef LIBXUL_SDK
# define XPCOM_PATH "xulrunner" XPCOM_FILE_PATH_SEPARATOR XPCOM_DLL
#else
# define XPCOM_PATH XPCOM_DLL
#endif
static nsresult
InitXPCOMGlue(const char *argv0, nsIFile **xreDirectory)
{
char exePath[MAXPATHLEN];
nsresult rv = mozilla::BinaryPath::Get(argv0, exePath);
if (NS_FAILED(rv)) {
Output("Couldn't find the application directory.\n");
return rv;
}
char *lastSlash = strrchr(exePath, XPCOM_FILE_PATH_SEPARATOR[0]);
if (!lastSlash || (size_t(lastSlash - exePath) > MAXPATHLEN - sizeof(XPCOM_PATH) - 1))
return NS_ERROR_FAILURE;
strcpy(lastSlash + 1, XPCOM_PATH);
lastSlash += sizeof(XPCOM_PATH) - sizeof(XPCOM_DLL);
if (!FileExists(exePath)) {
#if defined(LIBXUL_SDK) && defined(XP_MACOSX)
// Check for <bundle>/Contents/Frameworks/XUL.framework/libxpcom.dylib
bool greFound = false;
CFBundleRef appBundle = CFBundleGetMainBundle();
if (!appBundle)
return NS_ERROR_FAILURE;
CFURLRef fwurl = CFBundleCopyPrivateFrameworksURL(appBundle);
CFURLRef absfwurl = nullptr;
if (fwurl) {
absfwurl = CFURLCopyAbsoluteURL(fwurl);
CFRelease(fwurl);
}
if (absfwurl) {
CFURLRef xulurl =
CFURLCreateCopyAppendingPathComponent(nullptr, absfwurl,
CFSTR("XUL.framework"),
true);
if (xulurl) {
CFURLRef xpcomurl =
CFURLCreateCopyAppendingPathComponent(nullptr, xulurl,
CFSTR("libxpcom.dylib"),
false);
if (xpcomurl) {
if (CFURLGetFileSystemRepresentation(xpcomurl, true,
(UInt8*) exePath,
sizeof(exePath)) &&
access(tbuffer, R_OK | X_OK) == 0) {
if (realpath(tbuffer, exePath)) {
greFound = true;
}
}
CFRelease(xpcomurl);
}
CFRelease(xulurl);
}
CFRelease(absfwurl);
}
}
if (!greFound) {
#endif
Output("Could not find the Mozilla runtime.\n");
return NS_ERROR_FAILURE;
}
// We do this because of data in bug 771745
XPCOMGlueEnablePreload();
rv = XPCOMGlueStartup(exePath);
if (NS_FAILED(rv)) {
Output("Couldn't load XPCOM.\n");
return rv;
}
rv = XPCOMGlueLoadXULFunctions(kXULFuncs);
if (NS_FAILED(rv)) {
Output("Couldn't load XRE functions.\n");
return rv;
}
NS_LogInit();
// chop XPCOM_DLL off exePath
*lastSlash = '\0';
#ifdef XP_MACOSX
lastSlash = strrchr(exePath, XPCOM_FILE_PATH_SEPARATOR[0]);
strcpy(lastSlash + 1, kOSXResourcesFolder);
#endif
#ifdef XP_WIN
rv = NS_NewLocalFile(NS_ConvertUTF8toUTF16(exePath), false,
xreDirectory);
#else
rv = NS_NewNativeLocalFile(nsDependentCString(exePath), false,
xreDirectory);
#endif
return rv;
}
int main(int argc, char* argv[])
{
#ifdef DEBUG_delay_start_metro
Sleep(5000);
#endif
uint64_t start = TimeStamp_Now();
#ifdef XP_MACOSX
TriggerQuirks();
#endif
int gotCounters;
#if defined(XP_UNIX)
struct rusage initialRUsage;
gotCounters = !getrusage(RUSAGE_SELF, &initialRUsage);
#elif defined(XP_WIN)
IO_COUNTERS ioCounters;
gotCounters = GetProcessIoCounters(GetCurrentProcess(), &ioCounters);
#endif
nsIFile *xreDirectory;
nsresult rv = InitXPCOMGlue(argv[0], &xreDirectory);
if (NS_FAILED(rv)) {
return 255;
}
XRE_StartupTimelineRecord(mozilla::StartupTimeline::START, start);
#ifdef XRE_HAS_DLL_BLOCKLIST
XRE_SetupDllBlocklist();
#endif
int result = do_main(argc, argv, xreDirectory);
NS_LogTerm();
#ifdef XP_MACOSX
// Allow writes again. While we would like to catch writes from static
// destructors to allow early exits to use _exit, we know that there is
// at least one such write that we don't control (see bug 826029). For
// now we enable writes again and early exits will have to use exit instead
// of _exit.
XRE_StopLateWriteChecks();
#endif
return result;
}
|