From 94f8330613877b3582d32bd11abd83a97b4399ad Mon Sep 17 00:00:00 2001
From: Li Jin <dragon-fly@qq.com>
Date: Tue, 15 Nov 2022 17:23:46 +0800
Subject: adding -w option to Yuescript tool.

---
 src/3rdParty/efsw/FileWatcherKqueue.hpp | 80 +++++++++++++++++++++++++++++++++
 1 file changed, 80 insertions(+)
 create mode 100755 src/3rdParty/efsw/FileWatcherKqueue.hpp

(limited to 'src/3rdParty/efsw/FileWatcherKqueue.hpp')

diff --git a/src/3rdParty/efsw/FileWatcherKqueue.hpp b/src/3rdParty/efsw/FileWatcherKqueue.hpp
new file mode 100755
index 0000000..1bf3755
--- /dev/null
+++ b/src/3rdParty/efsw/FileWatcherKqueue.hpp
@@ -0,0 +1,80 @@
+#ifndef EFSW_FILEWATCHEROSX_HPP
+#define EFSW_FILEWATCHEROSX_HPP
+
+#include <efsw/FileWatcherImpl.hpp>
+
+#if EFSW_PLATFORM == EFSW_PLATFORM_KQUEUE || EFSW_PLATFORM == EFSW_PLATFORM_FSEVENTS
+
+#include <efsw/WatcherKqueue.hpp>
+
+namespace efsw {
+
+/// Implementation for OSX based on kqueue.
+/// @class FileWatcherKqueue
+class FileWatcherKqueue : public FileWatcherImpl {
+	friend class WatcherKqueue;
+
+  public:
+	FileWatcherKqueue( FileWatcher* parent );
+
+	virtual ~FileWatcherKqueue();
+
+	/// Add a directory watch
+	/// On error returns WatchID with Error type.
+	WatchID addWatch( const std::string& directory, FileWatchListener* watcher, bool recursive );
+
+	/// Remove a directory watch. This is a brute force lazy search O(nlogn).
+	void removeWatch( const std::string& directory );
+
+	/// Remove a directory watch. This is a map lookup O(logn).
+	void removeWatch( WatchID watchid );
+
+	/// Updates the watcher. Must be called often.
+	void watch();
+
+	/// Handles the action
+	void handleAction( Watcher* watch, const std::string& filename, unsigned long action,
+					   std::string oldFilename = "" );
+
+	/// @return Returns a list of the directories that are being watched
+	std::list<std::string> directories();
+
+  protected:
+	/// Map of WatchID to WatchStruct pointers
+	WatchMap mWatches;
+
+	/// time out data
+	struct timespec mTimeOut;
+
+	/// WatchID allocator
+	int mLastWatchID;
+
+	Thread* mThread;
+
+	Mutex mWatchesLock;
+
+	std::list<WatchID> mRemoveList;
+
+	long mFileDescriptorCount;
+
+	bool mAddingWatcher;
+
+	bool isAddingWatcher() const;
+
+	bool pathInWatches( const std::string& path );
+
+	void addFD();
+
+	void removeFD();
+
+	bool availablesFD();
+
+  private:
+	void run();
+};
+
+} // namespace efsw
+
+#endif
+
+#endif
-- 
cgit v1.2.3-55-g6feb