Function readline

subprojects/llama.cpp/common/console.cpp:1058–1063

    }

    bool readline(std::string & line, bool multiline_input) {
        if (simple_io) {
            return readline_simple(line, multiline_input);
        }
        return readline_advanced(line, multiline_input);
    }

    namespace spinner {
        static const char LOADING_CHARS[] = {'|', '/', '-', '\\'};