kernel posttrans and preun hooks for other packages

[Don Zickus]

On Mon, Feb 18, 2008 at 12:01:23PM -0600, Matt Domsch wrote:
> On Mon, Feb 18, 2008 at 12:54:29PM -0500, Bill Nottingham wrote:
> > Matt Domsch (Matt_Domsch at dell.com) said: 
> > > > Use triggers - this functionality already exists without kernel-specific
> > > > infrastructure.
> > > 
> > > a) LSB suggests triggers are evil.
> > 
> > Then triggers must be the right answer.
> 
> :-)
>  
> > > b) triggers don't tell me the version of the package that got
> > >    installed that caused the trigger, which is what I need to know.
> >
> > 
> > Hm, I wonder if this can be added to RPM.
> 
> 
> c) I need them to run at the end of the transaction, when I can expect
> both kernel and kernel-devel to have been installed in the same
> transaction.  Right now triggers run following the %post of the new
> kernel install, which is too early if both kernel-devel and kernel
> RPMs are being installed; there's no ordering guarantee between the
> two such that we know kernel-devel is always installed before kernel.

Curious, what happens if someone just wants to install the kernel, no
-devel package?  Does the posttrans fail?  Maybe I should go re-read the
patch. :)

Cheers,
Don