89 lines
2.5 KiB
C
89 lines
2.5 KiB
C
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/**
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Implementation header file for OSX based on KEvent.
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@author James Wynn
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@date 4/15/2009
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Copyright (c) 2009 James Wynn (james@jameswynn.com)
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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*/
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#ifndef _FW_FILEWATCHEROSX_H_
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#define _FW_FILEWATCHEROSX_H_
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#pragma once
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#include "FileWatcherImpl.h"
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#if FILEWATCHER_PLATFORM == FILEWATCHER_PLATFORM_KQUEUE
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#include <map>
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#include <sys/types.h>
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namespace FW
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{
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/// Implementation for OSX based on kqueue.
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/// @class FileWatcherOSX
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class FileWatcherOSX : public FileWatcherImpl
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{
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public:
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/// type for a map from WatchID to WatchStruct pointer
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typedef std::map<WatchID, WatchStruct*> WatchMap;
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public:
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///
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///
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FileWatcherOSX();
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///
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///
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virtual ~FileWatcherOSX();
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/// Add a directory watch
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WatchID addWatch(const String& directory, FileWatchListener* watcher, bool recursive);
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/// Remove a directory watch. This is a brute force lazy search O(nlogn).
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void removeWatch(const String& directory);
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/// Remove a directory watch. This is a map lookup O(logn).
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void removeWatch(WatchID watchid);
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/// Updates the watcher. Must be called often.
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void update();
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/// Handles the action
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void handleAction(WatchStruct* watch, const String& filename, unsigned long action);
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private:
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/// Map of WatchID to WatchStruct pointers
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WatchMap mWatches;
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/// The descriptor for the kqueue
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int mDescriptor;
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/// time out data
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struct timespec mTimeOut;
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/// WatchID allocator
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int mLastWatchID;
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};//end FileWatcherOSX
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};//namespace FW
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#endif//__APPLE_CC__
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#endif//_FW_FILEWATCHEROSX_H_
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