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Re: LT_PREREQ breaks autoreconf

From: Ralf Wildenhues
Subject: Re: LT_PREREQ breaks autoreconf
Date: Sat, 13 Dec 2008 21:30:30 +0100
User-agent: Mutt/1.5.18 (2008-05-17)

Hi Eric,

* Eric Blake wrote on Sat, Dec 13, 2008 at 05:53:20PM CET:
> According to Ralf Wildenhues on 12/13/2008 2:47 AM:
> > with a test case of:
> >   LT_PREREQ([2.2.6])
> >   AC_INIT
> >   LT_INIT
> > 
> > It works in any case when I move LT_PREREQ after AC_INIT,
> That is the correct fix.

Thanks for the confirmation.

>  AC_PREREQ is special, as it is the only macro
> documented in the autoconf macro to work prior to AC_INIT.

> At any rate, I think that autoconf still has the right to recommend
> that the user invoke AC_INIT prior to any other macros.

OK, fine with me.

> > Next question, is there a simple way Libtool can work around the
> > 2.63 bug?
> I'm trying to play with it.  It is not autoconf, but aclocal that is
> crashing.  I still haven't isolated why aclocal is messing with diversions
> when LT_PREREQ occurs prior to AC_INIT, but maybe the real fix lies in
> automake, rather than libtool?

Isn't that just aclocal running autom4te behind the scenes, which anyway
tries to create an output file in autom4te.cache?


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