xpcom/base/nsCrashOnException.cpp

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #include "nsCrashOnException.h"
   8 #include "nsCOMPtr.h"
   9 #include "nsServiceManagerUtils.h"
  10
  11 #ifdef MOZ_CRASHREPORTER
  12 #include "nsICrashReporter.h"
  13 #endif
  14
  15 namespace mozilla {
  16
  17 static int
  18 ReportException(EXCEPTION_POINTERS* aExceptionInfo)
  19 {
  20 #ifdef MOZ_CRASHREPORTER
  21   nsCOMPtr<nsICrashReporter> cr =
  22     do_GetService("@mozilla.org/toolkit/crash-reporter;1");
  23   if (cr) {
  24     cr->WriteMinidumpForException(aExceptionInfo);
  25   }
  26 #endif
  27   return EXCEPTION_EXECUTE_HANDLER;
  28 }
  29
  30 XPCOM_API(LRESULT)
  31 CallWindowProcCrashProtected(WNDPROC aWndProc, HWND aHWnd, UINT aMsg,
  32                              WPARAM aWParam, LPARAM aLParam)
  33 {
  34   MOZ_SEH_TRY {
  35     return aWndProc(aHWnd, aMsg, aWParam, aLParam);
  36   }
  37   MOZ_SEH_EXCEPT(ReportException(GetExceptionInformation())) {
  38     ::TerminateProcess(::GetCurrentProcess(), 253);
  39   }
  40   return 0; // not reached
  41 }
  42
  43 }
  44