how to auto purge automatically installed packages using aptitude?

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On Thu, Jul 15, 2010 at 10:09 PM, listofx <listofx at gmail.com>
wrote:
> Is there an equivalent command for aptitude which works like
> $ apt-get --purge autoremove pkg
>
> I have tried
> $ sudo aptitude --purge-unused remove xpdf
>
> and found that aptitude just removed xpdf package only and had
> otherautomatically installed packages left.
>
> In other words,
> $ aptitude remove xpdf
> is different with
> $ aptitude --purge-unused remove xpdf. The former would remove
> related packages which xpdf depends on. But the latter would
> not. I am not sure the actual meaning of --purge-unused. Or
> there is a bug revealed.

   Hello! I now this is not exactly what you want, but you can
remove all unused packages by upgrading like this:

      $ sudo aptitude safe-upgrade

and the purge all removed packages whith:

      $ sudo aptitude purge ~'c'

   Good luck!

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