finding every file not in a list

[Aryeh M. Friedman]

Lowell Gilbert wrote:
> *not* OT, I would say...
>
> "Aryeh M. Friedman" <aryeh.friedman at gmail.com> writes:
>
>   
>> I have a list of files that should be in a dir tree and want to remove
>> any files from the tree not in list (i.e. if it is on the list keep it
>> else rm it)... any quick way to do this?
>>     
>
> mtree(8)
>
>   
Tried aelpf -p master | mtree -p ~aegis/master/baseline/" (ignore the 
aelpf it is a command unique to devel/aegis) but got the following:

mtree: line 1: slash character in file name

The reason is here is a very small snippet of aelpf's output:


data/config/dns/agilejavatools.com.db
data/config/dns/istudentunion.com.db