Re: Where is data stored when Synaptic scans DVDs?

[Richard Owlett <rowlett@cloud85.net>]

On 03/21/2017 03:31 PM, Brian wrote:
> [snip]
>
> This part of my response wasn't very clear. I was thinking of
>
>  > you don't appear to have looked to see if it was correct
>
> at the time and was wondering why the OP has let his issue hang in the
> air in his responses.

Because I've not yet absorbed the content and implications of the 13 
links mentioned elsewhere.

> [snip]
> > Obviously the OP wants to be able to find a set of files on one system
> > which, when transferred to another system, will tell the latter
> > everything that the former knows about a set of CDs, in order that
> > they don't have to be rescanned on the latter system. I don't think
> > your demonstration here has shown that those files _are_ sufficient,
> > even if you were correct in thinking they are.
>
> cdroms.list, sources.list and the files in lists/ are necessary. They
> are the only files which change when a CD is added. Whether they are
> sufficient when put on the target system is another matter.

That *IS* the question.
I'm unlikely to  say much more until I've at least a reasonable start on 
an answer.