立即停止SFML TcpListener

#include <SFML/Network.hpp>
#include <iostream>

int main() {
    sf::TcpListener listener;

    // 绑定到端口并开始监听
    if (listener.listen(53000) != sf::Socket::Done) {
        std::cerr << "Failed to bind to port 53000" << std::endl;
        return 1;
    }

    std::cout << "Listening for connections on port 53000..." << std::endl;

    // 主循环
    while (true) {
        sf::TcpSocket client;
        if (listener.accept(client) == sf::Socket::Done) {
            std::cout << "New client connected!" << std::endl;
            // 处理客户端连接...
        }

        // 检查是否需要停止监听
        if (/* 条件判断，例如接收到停止信号 */) {
            break;
        }
    }

    // 停止监听
    listener.close();

    std::cout << "Stopped listening for connections." << std::endl;

    return 0;
}