Function newbox

depends/lua/src/lauxlib.c:482–492

static void *newbox (lua_State *L, size_t newsize) {
  UBox *box = (UBox *)lua_newuserdata(L, sizeof(UBox));
  box->box = NULL;
  box->bsize = 0;
  if (luaL_newmetatable(L, "LUABOX")) {  /* creating metatable? */
    lua_pushcfunction(L, boxgc);
    lua_setfield(L, -2, "__gc");  /* metatable.__gc = boxgc */
  }
  lua_setmetatable(L, -2);
  return resizebox(L, -1, newsize);
}


/*