LibEventCpp – Single-header library for event-driven programming

LibEventCpp is a lightweight and portable C++14 library for event-driven programming. Implemented in a single header file for easy integration.

Features: - Message event handler: Asynchronous message queue with event looper - Signals and slots: Type-safe callback connections (Qt-style) - Time events: POSIX timers with callback support - Once events: Execute callbacks conditionally (once per life, N times, value change, interval) - Toggle events: One-shot triggers with reset capability - File descriptor events: Monitor file descriptors using poll() - Signal events: POSIX signal handling wrapper - File system events: Monitor file system changes using inotify (Linux)