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      1 // Copyright 2013 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/sync_file_system/drive_backend_v1/drive_file_sync_util.h"
      6 
      7 #include "base/command_line.h"
      8 #include "base/logging.h"
      9 #include "chrome/browser/sync_file_system/logger.h"
     10 
     11 namespace sync_file_system {
     12 
     13 namespace {
     14 
     15 // A command-line switch to disable Drive API and to make Sync FileSystem API
     16 // work on WAPI (http://crbug.com/234557)
     17 // TODO(nhiroki): this command-line switch should be temporary.
     18 const char kDisableDriveAPI[] = "disable-drive-api-for-syncfs";
     19 
     20 bool is_drive_api_disabled = false;
     21 
     22 }  // namespace
     23 
     24 void SetDisableDriveAPI(bool flag) {
     25   is_drive_api_disabled = flag;
     26 }
     27 
     28 bool IsDriveAPIDisabled() {
     29   return is_drive_api_disabled ||
     30       CommandLine::ForCurrentProcess()->HasSwitch(kDisableDriveAPI);
     31 }
     32 
     33 ScopedDisableDriveAPI::ScopedDisableDriveAPI()
     34     : was_disabled_(IsDriveAPIDisabled()) {
     35   SetDisableDriveAPI(true);
     36 }
     37 
     38 ScopedDisableDriveAPI::~ScopedDisableDriveAPI() {
     39   DCHECK(IsDriveAPIDisabled());
     40   SetDisableDriveAPI(was_disabled_);
     41 }
     42 
     43 }  // namespace sync_file_system
     44