Function l_selection_check

src/nhlsel.c:57–67

#endif

struct selectionvar *
l_selection_check(lua_State *L, int index)
{
    struct selectionvar *sel;

    luaL_checktype(L, index, LUA_TUSERDATA);
    sel = (struct selectionvar *) luaL_checkudata(L, index, "selection");
    if (!sel)
        nhl_error(L, "Selection error");
    return sel;
}

staticfn int
l_selection_gc(lua_State *L)