> From: "Simon J. Gerraty" <sjg@crufty.net>
> Date: Sat 4 Oct, 2003
> Subject: Re: printing expanded variables?

> >If NetBSD's -V wasn't an independent addition, then presumably it was picked
> 
> I can't say, its been there for as long as I can remember (which
> doesn't say much for my memory).

Aha...

  Jul 1996: FreeBSD make -V option added
  Nov 1996: NetBSD make -V option adopted
  Jun 1998: FreeBSD make -V evaluates recursively (grr)
  Sep 2000: FreeBSD make -X band-aid added (I woke up)
  Mar 2003: NetBSD make -X option added

I didn't _think_ I would have chosen an option which was already in use by a
BSD make...

> The new NetBSD behavior is pretty simple - we call VarValue or
> VarSubst depending on whether the arg contains $.  So your 
> 
> >haven't looked to see what "make -V 'FOO$BAR'" does, for example), since make
> 
> It will print FOO${B}AR
> $ B="LED YOU BY F" make -V 'FOO$BAR'
> FOOLED YOU BY FAR
> make: no target to make.
> 
> ;-)

Good, no evil cleverness there.  :-)

		Cheers,

		Mark.

-- 
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