Re: Naive question: boolean dependency

[Tony Earnshaw <tonni hetnet nl>]

devzero2000 skrev, on 04-02-2008 11:40:

> I have not found recent documentation, so this post.

This cost me about 3 minutes of imaginative Googling:
http://docs.fedoraproject.org/drafts/rpm-guide-en/

I have both this and Maximum on my hard disk and indexed for searching 
on single words with swish-e.

> It is  possible to express boolean dependencies in RPM?

Yes. grep -ir for examples in /usr/lib/rpm.

> For example i would like to say that a package  depends on if another 
> package is not installaed.
> Or if could express OR dependency, eventually based also on version 
> number : e.g.
> as in Requires: (pkg <=1.0.3) | (pkg>=1.9.3) 

The above hasn't anything to do with Boolean switches but is given with 
the Requires: and/or BuildRequires: definitions.

Best,

--Tonni

--
Tony Earnshaw
Email: tonni at hetnet dot nl