Re: Sandbox causes hang!

At a quick glance your 'foo' function looks like it might be calling
itself...

Nigel

On Mon, 2011-01-31 at 12:05 +0100, Kristoffer Danielsson wrote:
> Luabind 0.9.1 and Lua 5.1.4. Consider this sandbox code:
>  
> "load = nil\n
> loadfile = nil\n
> dofile = nil\n
> package.loadlib = nil\n
> package.loaders[3] = nil\n
> package.loaders[4] = nil\n
> package.path =
> 'C:/Users/Test/Desktop/MyApp/Scripts/?;C:/Users/Test/MyApp/Scripts/?.lua;C:/Users/Test/Desktop/MyApp/Scripts/'\n
> "
>  
> After executing that, I run this script (located in C:\Users\Test
> \Desktop\MyApp):
> require 'mylib.test' -- C:\Users\Test\Desktop\MyApp\mylib\test.lua
> does exist!
>  
> function foo()
>    return mylib.test.foo()
> end
>  
> Then I call "foo":
> luabind::call_function<string>(L, "foo");
>  
> The script that hangs! It seems to get stuck in the for-loop in
> lvm.c(385):
>  
> case OP_GETGLOBAL: {
> TValue g;
> TValue *rb = KBx(i);
> sethvalue(L, &g, cl->env);
> lua_assert(ttisstring(rb));
> Protect(luaV_gettable(L, &g, rb, ra)); // I keep getting here.
> Forever...
> continue;
> 
>  
> What's wrong with my sandbox code? If I remove the assignment of
> "package.path", it works! Also, the above seems to work for some
> scripts with the same logic. Don't get it...
>  
> Please help!
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Download using promo code Free_Logger_4_Dev2Dev. Offer expires 
February 28th, so secure your free ArcSight Logger TODAY! 
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