[RFA:] fix PR ld/16963, missing SEARCH_DIR for non-sysroot cross-builds

[Alan Modra]

On Tue, May 20, 2014 at 01:23:41PM +0200, Hans-Peter Nilsson wrote:
> > From: Alan Modra <amodra@gmail.com>
> > Date: Tue, 20 May 2014 11:21:23 +0200
> 
> > On Tue, May 20, 2014 at 12:48:09AM +0200, Hans-Peter Nilsson wrote:
> > > There seems to be no reason to have a separate rule for each
> > > invocation, when using a central rule would suffice.
> > 
> > Only that we've avoided depending on GNU make so far.  I'm not against
> > the idea, if Nick wants to make that change.
> 
> To clarify, as indicated by the Austin group link (beware:
> pointer chasing there), this is not "depending on GNU make", but
> "depending on anything but IRIX make".

I couldn't read that link, but you were talking about recursive
variable expansion.  I was more concerned with something more basic.

Which makes support pattern rules like "e%.c: "?  Does BSD make?

-- 
Alan Modra
Australia Development Lab, IBM