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- #ifndef INOTIFY_H
- #define INOTIFY_H
- #include <unordered_map>
- #include <sys/inotify.h>
- #include "../shared/BruteForceBackend.hh"
- #include "../DirTree.hh"
- #include "../Signal.hh"
- struct InotifySubscription {
- std::shared_ptr<DirTree> tree;
- std::string path;
- WatcherRef watcher;
- };
- class InotifyBackend : public BruteForceBackend {
- public:
- void start() override;
- ~InotifyBackend();
- void subscribe(WatcherRef watcher) override;
- void unsubscribe(WatcherRef watcher) override;
- private:
- int mPipe[2];
- int mInotify;
- std::unordered_multimap<int, std::shared_ptr<InotifySubscription>> mSubscriptions;
- Signal mEndedSignal;
- bool watchDir(WatcherRef watcher, std::string path, std::shared_ptr<DirTree> tree);
- void handleEvents();
- void handleEvent(struct inotify_event *event, std::unordered_set<WatcherRef> &watchers);
- bool handleSubscription(struct inotify_event *event, std::shared_ptr<InotifySubscription> sub);
- };
- #endif
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