41 lines
868 B
Plaintext
41 lines
868 B
Plaintext
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process main {
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getargs() args;
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value(args) args;
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num_different(args.length, "2") bad_args;
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If (bad_args) {
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println("bad arguments");
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exit("1");
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};
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args->get("0") addr_ip;
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args->get("1") addr_port;
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sys.listen({"tcp", {"ipv4", addr_ip, addr_port}}, "client_handler", {}) listener;
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If (listener.is_error) {
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println("failed to listen");
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exit("1");
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};
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println("listening");
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}
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template client_handler {
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to_string(_socket.client_addr) addr_str;
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println("client ", addr_str, ": connected");
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rprintln("client ", addr_str, ": disconnected");
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_socket->write("This echo server is implemented in NCD!\n\n");
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backtrack_point() recv_point;
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_socket->read() data;
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If (data.not_eof) {
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_socket->write(data);
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recv_point->go();
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};
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_socket->close();
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}
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