Re: Makefile variables depending on configure args - how?

[Earnie Boyd]

Markus Werle wrote:
> Paul Brook wrote:
>
>
> > I think you need to add
> >
> > AC_SUBST([DIET], [${DIETDIR}])
>
>
> Thanks! I knew it was something very simple.
>
> Another question: I thought configure.in was just a shell
> script substitute, so I ommitted the "{}".
> Also missing brackets around DIET do not disturb autoconf.
> Is the follwing OK, or are there any issues (like portability)?
>
> AC_SUBST(DIET, $DIETDIR)

The rule of thumb is to quote.  The expansions may cause problems that 
quoting will avoid.  I.E.: It may work this time, but not the next.

Earnie.