explicitly setting (void) in function declaration

#include <string.h>

#include "menu.h"

enum MENU_DIRECTION get_direction();

MENU_DIRECTION get_direction(void);

char *menu_prompt(const menu_item *items, const unsigned int num_menu_items) {

    for (int i = 0; i < num_menu_items; i++) {

            }

        }

        enum MENU_DIRECTION direction = get_direction();

        MENU_DIRECTION direction = get_direction();

        switch (direction) {

            case DOWN:

    return selected_action;

}

enum MENU_DIRECTION get_direction() {

MENU_DIRECTION get_direction(void) {

    // todo test (+ fix) all of this character grabbing stuff in windows - use conio.h as included above

    char key_pressed = (char) getchar(); // with terminal set to raw mode, this will no longer wait for Enter key; note that Enter key is handled with \n case

#ifndef MENU_H

#define MENU_H

enum MENU_DIRECTION {

typedef enum {

    DOWN,

    UP,

    SELECT,

    NONE,

};

} MENU_DIRECTION;

typedef struct {

    char *title;

} menu_item;

char *menu_prompt(const menu_item *items, unsigned int num_menu_items);

enum MENU_DIRECTION get_menu_direction(int selection);

MENU_DIRECTION get_menu_direction(int selection);

#endif //MENU_H