Re: Overriding LN_S

[Eric Blake]

On 09/05/2010 03:31 PM, Ralf Wildenhues wrote:
> Hi Eric,
>
> * Eric Blake wrote on Thu, Sep 02, 2010 at 10:47:59PM CEST:
> > On 09/02/2010 02:43 PM, Ralf Wildenhues wrote:
> > > Well, we /should/ fix Autoconf to allow overriding, and at that point,
> > > you should be able to override globally with export LN_S=...
> > > (though I'm not sure if LN_S will be the variable to set, that's not in
> > > the m4sh name space).
> >
> > Well, it's no different than offering overrides for CC, GREP, and
> > other tool names outside the m4sh name space.  I think the idea of
> > allowing a pre-existing $LN_S from the user's environment take
> > precedence makes total sense.
>
> Sure.  Question is whether $LN_S should override $as_ln_s also?

I think so.  In sort, _AS_LN_S_PREPARE should honor an existing LN_S, 
such that $as_ln_s is then set to either the user's preference, or the 
best detected option, among all remaining AS_LN_S invocations.

--
Eric Blake   address@hidden    +1-801-349-2682
Libvirt virtualization library http://libvirt.org