Re: How to use aptitude to distinguish packages?

[Amit Uttamchandani <amit.uttam@gmail.com>]

On Wed, 15 Oct 2008 22:08:32 +0200
Florian Kulzer <florian.kulzer+debian@icfo.es> wrote:

> On Wed, Oct 15, 2008 at 11:54:56 -0700, Amit Uttamchandani wrote:
> > 
> > I've been reading the man pages for aptitude but I can't seem to figure
> > out how to use it to distinguish between packages of different branches.
> > 
> > Basically here are the scenario:
> > 
> >  1. List all packages installed that are from experimental.
> 
> aptitude search '~S~i~Aexperimental'
> 

Thanks this worked great!

> The narrowing operator ~S is crucial to make sure that the same version
> of a package matches both conditions (~i and ~Aexperimental). Without ~S
> you would get all packages that are installed and have a version (not
> necessarily the installed one) in experimental.
> 
> >  2. List all packages installed that are "non-free" or from "contrib".
> 
> aptitude search '~S~i(~snon-free|~scontrib)'
> 

Aptitude is definitely more powerful than I thought.

> > I am sure this is possible. I remember someone writing a script for
> > this but I can't seem to find it now.
> 

THanks again,

Amit