RPM: how to find installed differences?

[Casey Dahlin]

Gerry Reno wrote:
> Bruno Wolff III wrote:
>> On Sat, Jan 24, 2009 at 13:01:13 -0500,
>>   Gerry Reno <greno at verizon.net> wrote:
>>   
>>> Does anyone know of a way to find the differences between an  
>>> installation and its original RPM?
>>>     
>>
>> rpm -V will tell you about installed files that don't match what was in
>> the rpm. This doesn't handle files created by install scripts, but only
>> a few things create files in install scripts.
>>
>>   
> Ok, that sort of works to get some information about which files have 
> some changes.  It doesn't show any new files that may have been added 
> to the installation though.
>
> Regards,
> Gerry
>
How would it know?

--CJD