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 "nsICrashReporter.h"
  10 #include "nsServiceManagerUtils.h"
  11
  12 namespace mozilla {
  13
  14 static int ReportException(EXCEPTION_POINTERS* aExceptionInfo) {
  15   nsCOMPtr<nsICrashReporter> cr =
  16       do_GetService("@mozilla.org/toolkit/crash-reporter;1");
  17   if (cr) {
  18     cr->WriteMinidumpForException(aExceptionInfo);
  19   }
  20
  21   return EXCEPTION_EXECUTE_HANDLER;
  22 }
  23
  24 XPCOM_API(LRESULT)
  25 CallWindowProcCrashProtected(WNDPROC aWndProc, HWND aHWnd, UINT aMsg,
  26                              WPARAM aWParam, LPARAM aLParam) {
  27   MOZ_SEH_TRY { return aWndProc(aHWnd, aMsg, aWParam, aLParam); }
  28   MOZ_SEH_EXCEPT(ReportException(GetExceptionInformation())) {
  29     ::TerminateProcess(::GetCurrentProcess(), 253);
  30   }
  31   return 0;  // not reached
  32 }
  33
  34 }  // namespace mozilla