Re: lua_State snapshot

["varol kaptan" <varol.kaptan@...>]

Have you seen the following?

1. lper ( http://www.tecgraf.puc-rio.br/~lhf/ftp/lua/ )
2. Pluto ( http://lua-users.org/wiki/PlutoLibrary )

I haven't used any of these, but from the description it seems that
they already do what you need.

Varol

On 8/3/07, Grellier, Thierry <t-grellier@ti.com> wrote:
>
> Hello,
>
> Some libraries exist that rely upon memory mapped file to dump the heap and
> restore it with the needed pointer swizzling. I wonder if there is some
> interest in using this kind of techniques for a lua state, so that long run
> could have regular snapshots that would allow restarting runs from the last
> snapshot, in case of crash, or any other reason. Another possibility is to
> serialize the state but if the code is self generating, it may be boring and
> well no generic serialization is provided by a standard library or the
> language.
>
> So I wonder,
>
> 1/ is someone interested in a persistent framework for states?
>
> 2/ if yes, would you like it as a core extension, or would you prefer
> external generic/specific serialization?
>
> 3/ how complex would it be to restore hashed structures pointer that lua
> interpreter does maintain with a virtual memory scheme?