gistfile1.cpp

// Tile.cpp
int* Tile::getWalkable()
{
  int* walkable = new int[4];

  walkable[0] = 1;
  walkable[0] = 1;
  walkable[0] = 1;

  return walkable;
}

// Some other file
int* walkable = tile->getWalkable();
myPathfindingNode->setWalkable(walkable);

// PathfindingNode.cpp
void setWalkable(int* walkable)
{
  mWalkable[0] = walkable[0];
  mWalkable[1] = walkable[1];
  mWalkable[2] = walkable[2];
  mWalkable[3] = walkable[3];
}