domino-dungeon/domino.h

#include <stddef.h>

#ifndef DOMINO_H
#define DOMINO_H

struct eye {
  size_t x,y,val;
};

struct brick {
  struct eye front, back;
};

struct bricks {
  size_t capacity, count;
  union {struct eye *eye; struct brick *brick;} items;
};

void bricks_append(struct bricks *bricks, struct brick brick);

#endif // DOMINO_H