Installing dependencies only

[Anne Wilson]

On Sunday 26 March 2006 13:23, Paul Smith wrote:
> On 3/26/06, Anne Wilson <cannewilson at tiscali.co.uk> wrote:
> > > > > Is it possible with yum and with only one instruction to install
> > > > > not a certain package but all its dependencies?
> > > >
> > > > That is the normal behaviour.  You ask for one package, and if you
> > > > already have all the dependencies you will get one package.  If you
> > > > haven't got them all you may find that it says it needs to install 3
> > > > or more.  It always asks permission before installing.
> > >
> > > Thanks, Anne, but it is not what I wanted to mean: imagine that the
> > > package x.rpm has, as dependencies, the packages y.rpm and z.rpm; in
> > > this case, I would like to install only the dependencies, i.e., only
> > > y.rpm and z.rpm, and NOT x.rpm.
> >
> > All I can suggest, then, is to ask yum for the original package, then
> > when it lists the necessaries, reject the install and give a new yum
> > command listing the required dependency packages.
> >
> > It seems a rather strange requirement, so telling the reason for the
> > requirement may spark of some better solution from a more knowledgeable
> > poster.
>
> Taking my example above, x.rpm is not supplied by any repository;
> then, a simple method to install it is
>
> yum localinstall x.rpm
>
> With this procedure, I will know the dependencies, which I will install
> before
>
> rpm -ihv x.rpm
>
> as "yum localinstall" is not able to install x.rpm due to the fact
> that x.rpm is not signed.

Hmm - when the unsigned install failed, didn't it tell you what was missing?  
I don't think there's a one-click solution to this, but it shouldn't be very 
hard to track down the dependencies.  I think that when I needed an unsigned 
one installed I used rpm -Uvh to install it, though.

Anne
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