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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "chrome/browser/chrome_browser_main.h" | |
| 6 | |
| 7 #include "base/bind.h" | |
| 8 #include "base/debug/debugger.h" | |
| 9 #include "base/message_loop.h" | |
| 10 #include "chrome/browser/browser_shutdown.h" | |
| 11 #include "chrome/browser/lifetime/application_lifetime.h" | |
| 12 #include "chrome/browser/metrics/metrics_service.h" | |
| 13 #include "chrome/common/chrome_result_codes.h" | |
| 14 #include "content/public/browser/browser_thread.h" | |
| 15 #include "ui/base/x/x11_util.h" | |
| 16 #include "ui/base/x/x11_util_internal.h" | |
| 17 | |
| 18 #if defined(USE_LINUX_BREAKPAD) | |
| 19 #include "chrome/app/breakpad_linux.h" | |
| 20 #endif | |
| 21 | |
| 22 using content::BrowserThread; | |
| 23 | |
| 24 namespace { | |
| 25 | |
| 26 // Indicates that we're currently responding to an IO error (by shutting down). | |
| 27 bool g_in_x11_io_error_handler = false; | |
| 28 | |
| 29 // Number of seconds to wait for UI thread to get an IO error if we get it on | |
| 30 // the background thread. | |
| 31 const int kWaitForUIThreadSeconds = 10; | |
| 32 | |
| 33 int BrowserX11ErrorHandler(Display* d, XErrorEvent* error) { | |
| 34 if (!g_in_x11_io_error_handler) | |
| 35 base::MessageLoop::current()->PostTask( | |
| 36 FROM_HERE, | |
| 37 base::Bind(&ui::LogErrorEventDescription, d, *error)); | |
| 38 return 0; | |
| 39 } | |
| 40 | |
| 41 | |
| 42 // This function is used to help us diagnose crash dumps that happen | |
| 43 // during the shutdown process. | |
| 44 NOINLINE void WaitingForUIThreadToHandleIOError() { | |
| 45 // Ensure function isn't optimized away. | |
| 46 asm(""); | |
| 47 sleep(kWaitForUIThreadSeconds); | |
| 48 } | |
| 49 | |
| 50 int BrowserX11IOErrorHandler(Display* d) { | |
| 51 if (!BrowserThread::CurrentlyOn(BrowserThread::UI)) { | |
| 52 // Wait for the UI thread (which has a different connection to the X server) | |
| 53 // to get the error. We can't call shutdown from this thread without | |
| 54 // tripping an error. Doing it through a function so that we'll be able | |
| 55 // to see it in any crash dumps. | |
| 56 WaitingForUIThreadToHandleIOError(); | |
| 57 return 0; | |
| 58 } | |
| 59 // If there's an IO error it likely means the X server has gone away | |
| 60 if (!g_in_x11_io_error_handler) { | |
| 61 g_in_x11_io_error_handler = true; | |
| 62 LOG(ERROR) << "X IO error received (X server probably went away)"; | |
| 63 browser_shutdown::SetShuttingDownWithoutClosingBrowsers(true); | |
| 64 chrome::SessionEnding(); | |
| 65 } | |
| 66 | |
| 67 return 0; | |
| 68 } | |
| 69 | |
| 70 int X11EmptyErrorHandler(Display* d, XErrorEvent* error) { | |
| 71 return 0; | |
| 72 } | |
| 73 | |
| 74 int X11EmptyIOErrorHandler(Display* d) { | |
| 75 return 0; | |
| 76 } | |
| 77 | |
| 78 } // namespace | |
| 79 | |
| 80 void RecordBreakpadStatusUMA(MetricsService* metrics) { | |
| 81 #if defined(USE_LINUX_BREAKPAD) | |
| 82 metrics->RecordBreakpadRegistration(IsCrashReporterEnabled()); | |
| 83 #else | |
| 84 metrics->RecordBreakpadRegistration(false); | |
| 85 #endif | |
| 86 metrics->RecordBreakpadHasDebugger(base::debug::BeingDebugged()); | |
| 87 } | |
| 88 | |
| 89 void WarnAboutMinimumSystemRequirements() { | |
| 90 // Nothing to warn about on X11 right now. | |
| 91 } | |
| 92 | |
| 93 // From browser_main_win.h, stubs until we figure out the right thing... | |
| 94 | |
| 95 int DoUninstallTasks(bool chrome_still_running) { | |
| 96 return content::RESULT_CODE_NORMAL_EXIT; | |
| 97 } | |
| 98 | |
| 99 void SetBrowserX11ErrorHandlersPreEarlyInitialization() { | |
| 100 // Use default error handlers during startup. | |
| 101 ui::SetX11ErrorHandlers(NULL, NULL); | |
| 102 } | |
| 103 | |
| 104 void SetBrowserX11ErrorHandlersPostMainMessageLoopStart() { | |
| 105 // Set up error handlers to make sure profile gets written if X server | |
| 106 // goes away. | |
| 107 ui::SetX11ErrorHandlers(BrowserX11ErrorHandler, BrowserX11IOErrorHandler); | |
| 108 } | |
| 109 | |
| 110 void UnsetBrowserX11ErrorHandlers() { | |
| 111 ui::SetX11ErrorHandlers(X11EmptyErrorHandler, X11EmptyIOErrorHandler); | |
| 112 } | |
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Chromium Code Reviews
Issue 18967002:
Small cleanup for ChromeBrowserMain: (Closed)
Base URL: svn://chrome-svn/chrome/trunk/src/