How does portupgrade -ar work?

[RW]

On Mon, 12 Feb 2007 21:13:50 +0100
Uwe Laverenz <uwe at laverenz.de> wrote:

> On Mon, Feb 12, 2007 at 08:30:58PM +0100, Lars Stokholm wrote:
> 
> > First of all, is it safe to just use 'portupgrade -a' or should I
> > use 'portupgrade -ar'.
> 
> 'portupgrade -a' is sufficient and in fact is not different from '-ar'
> or '-arR'. If you take a look at the source of portupgrade (just read
> the script file) you will see that as soon as '-a' is specified, the
> options '-r' and '-R' are ignored/switched off.
> 
> > Secondly, I've seen people use 'portupgrade -arR', but isn't that 
> > completely unnessesary?
> 
> Yes.
> 
> > updated, and an upgrade was required: libiconv and libslang. Would 
> > portupgrade be intelligent enough to upgrade both before upgrading
> > slrn 
> 
> Yes.
> 
> > Are there (other?) problems with using 'portupgrade -ar'?
> 
> No, but you can use just '-a', there really is no difference.
> 

One exception to all this is that -FaR is a bit more thorough than -Fa
at fetching distfiles.