* Rasmus Lerdorf wrote on Sun, Nov 29, 2009 at 09:33:56PM CET:
> Ralf Wildenhues wrote:
> >
> > We looked at a PHP package and its diversion usage for its toplevel
> > configure script with Autoconf 2.13 when a bug with PHP and newer
> > Autoconf was last reported, within the last couple of weeks, on the
> > bug-autoconf list IIRC, and when it was first reported, several months
> > ago. What I could find there was that removing the diverts was mostly
> > a no-op (except for configure line numbers changing, and some comments).
> Removing the diverts and adding AC_PRESERVE_HELP_ORDER after the AC_INIT
> call does fix things for PHP in recent autoconfs. My main issue was
> trying to support both. The next major release will drop autoconf-2.13
> support, but unfortunately I can't do that in a minor release.
Try
m4_ifdef([AC_PRESERVE_HELP_ORDER],
[stuff to do with newer AC],
[stuff for older AC])
the older stuff could be something like
m4_define([my_divert], [divert($@)])
and the newer (both untested)
m4_define([my_divert])
AC_PRESERVE_HELP_ORDER
HTH.
Cheers,
Ralf
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