| // Copyright 2012 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // This file exists for systems for which Chromium does not support watching |
| // file paths. This includes Unix systems that don't have the inotify headers |
| // and thus cannot build file_watcher_inotify.cc. |
| |
| #include "base/files/file_path_watcher.h" |
| |
| #include <memory> |
| |
| #include "base/notreached.h" |
| #include "base/task/sequenced_task_runner.h" |
| |
| namespace base { |
| |
| namespace { |
| |
| class FilePathWatcherImpl : public FilePathWatcher::PlatformDelegate { |
| public: |
| FilePathWatcherImpl() = default; |
| FilePathWatcherImpl(const FilePathWatcherImpl&) = delete; |
| FilePathWatcherImpl& operator=(const FilePathWatcherImpl&) = delete; |
| ~FilePathWatcherImpl() override = default; |
| |
| // FilePathWatcher::PlatformDelegate: |
| bool Watch(const FilePath& path, |
| Type type, |
| const FilePathWatcher::Callback& callback) override { |
| DCHECK(!callback.is_null()); |
| |
| NOTIMPLEMENTED_LOG_ONCE(); |
| return false; |
| } |
| void Cancel() override { set_cancelled(); } |
| }; |
| |
| } // namespace |
| |
| FilePathWatcher::FilePathWatcher() |
| : FilePathWatcher(std::make_unique<FilePathWatcherImpl>()) {} |
| |
| } // namespace base |