cleaning up in utils

    return urandom;

}

struct termios original_terminal_configuration, raw_terminal_configuration; // todo come back to this. not sure, but I might feel better if this were in yaht.c

struct termios original_terminal_configuration, raw_terminal_configuration;

void save_original_terminal_configuration() {

    tcgetattr(STDIN_FILENO, &original_terminal_configuration);

}

// set terminal to raw mode for registering keypresses without need to press Enter

void set_raw_terminal_configuration(void) {

#ifndef _WIN32 // setting terminal mode is only applicable for unix environments

    tcgetattr(STDIN_FILENO, &original_terminal_configuration);

    save_original_terminal_configuration();

    raw_terminal_configuration = original_terminal_configuration;

    // new_terminal_configuration.c_lflag &= ~ICANON & ~ECHO & ~ISIG; // disables canonical input, echo, signals (we want signals but good to know)

    raw_terminal_configuration.c_lflag &= ~ICANON & ~ECHO; // disables canonical input, echo