EventLoopImplementationUnix.h 1.7 KB

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  1. /*
  2. * Copyright (c) 2023, Andreas Kling <kling@serenityos.org>
  3. *
  4. * SPDX-License-Identifier: BSD-2-Clause
  5. */
  6. #pragma once
  7. #include <LibCore/EventLoopImplementation.h>
  8. namespace Core {
  9. class EventLoopImplementationUnix final : public EventLoopImplementation {
  10. public:
  11. static NonnullOwnPtr<EventLoopImplementationUnix> create() { return make<EventLoopImplementationUnix>(); }
  12. EventLoopImplementationUnix();
  13. virtual ~EventLoopImplementationUnix();
  14. virtual int exec() override;
  15. virtual size_t pump(PumpMode) override;
  16. virtual void quit(int) override;
  17. virtual void wake() override;
  18. virtual void deferred_invoke(Function<void()>) override;
  19. virtual int register_timer(Object&, int milliseconds, bool should_reload, TimerShouldFireWhenNotVisible) override;
  20. virtual bool unregister_timer(int timer_id) override;
  21. virtual void register_notifier(Notifier&) override;
  22. virtual void unregister_notifier(Notifier&) override;
  23. virtual void did_post_event() override;
  24. virtual void unquit() override;
  25. virtual bool was_exit_requested() const override;
  26. virtual void notify_forked_and_in_child() override;
  27. virtual int register_signal(int signal_number, Function<void(int)> handler) override;
  28. virtual void unregister_signal(int handler_id) override;
  29. private:
  30. void wait_for_events(PumpMode);
  31. void dispatch_signal(int signal_number);
  32. static void handle_signal(int signal_number);
  33. static Optional<Time> get_next_timer_expiration();
  34. bool m_exit_requested { false };
  35. int m_exit_code { 0 };
  36. // The wake pipe of this event loop needs to be accessible from other threads.
  37. int (*m_wake_pipe_fds)[2];
  38. };
  39. }