chrome/browser/first_run/upgrade_util_win.h

   1 // Copyright (c) 2011 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 #ifndef CHROME_BROWSER_FIRST_RUN_UPGRADE_UTIL_WIN_H_
   6 #define CHROME_BROWSER_FIRST_RUN_UPGRADE_UTIL_WIN_H_
   7
   8 namespace base {
   9 class CommandLine;
  10 }
  11
  12 namespace upgrade_util {
  13
  14 // If the new_chrome.exe exists (placed by the installer then is swapped
  15 // to chrome.exe and the old chrome is renamed to old_chrome.exe. If there
  16 // is no new_chrome.exe or the swap fails the return is false;
  17 bool SwapNewChromeExeIfPresent();
  18
  19 // Returns true if the currently running chrome.exe has been renamed to
  20 // old_chrome.exe. This means that the running executable is out of date and
  21 // has been renamed by the in-use update process. old_chrome.exe shouldn't
  22 // continue on and run as the browser process since it may end up launching
  23 // newer chrome.exes as child processes resulting in a version mismatch.
  24 bool IsRunningOldChrome();
  25
  26 // Combines the two methods, RelaunchChromeBrowser and
  27 // SwapNewChromeExeIfPresent, to perform the rename and relaunch of
  28 // the browser. Note that relaunch does NOT exit the existing browser process.
  29 // If this is called before message loop is executed, simply exit the main
  30 // function. If browser is already running, you will need to exit it.
  31 bool DoUpgradeTasks(const base::CommandLine& command_line);
  32
  33 }  // namespace upgrade_util
  34
  35 #endif  // CHROME_BROWSER_FIRST_RUN_UPGRADE_UTIL_WIN_H_