Function replace_last

subprojects/llama.cpp/common/console.cpp:354–361

    }

    static void replace_last(char ch) {
#if defined(_WIN32)
        pop_cursor();
        put_codepoint(&ch, 1, 1);
#else
        fprintf(out, "\b%c", ch);
#endif
    }

    static char32_t decode_utf8(const std::string & input, size_t pos, size_t & advance) {
        unsigned char c = static_cast<unsigned char>(input[pos]);