Method lineedit

library/Console-posix.cpp:403–437

A simple line edit (raw mode)

        }
        /// A simple line edit (raw mode)
        int lineedit(const std::string& prompt, std::string& output, std::recursive_mutex * lock, CommandHistory & ch)
        {
            if(state == con_lineedit)
                return Console::FAILURE;
            output.clear();
            reset_color();
            this->prompt = prompt;
            if (!supported_terminal)
            {
                print(prompt.c_str());
                fflush(dfout_C);
                // FIXME: what do we do here???
                //SDL_recursive_mutexV(lock);
                state = con_lineedit;
                std::getline(std::cin, output);
                state = con_unclaimed;
                //SDL_recursive_mutexP(lock);
                return output.size();
            }
            else
            {
                int count;
                if (enable_raw() == -1) return 0;
                state = con_lineedit;
                count = prompt_loop(lock,ch);
                state = con_unclaimed;
                disable_raw();
                print("\n");
                if(count > Console::FAILURE)
                {
                    output = toLocaleMB(raw_buffer);
                }
                return count;
            }
        }
        int enable_raw()
        {
            struct termios raw;