Re: [PATCH] general: deprecate 'configure.in' as autoconf input

On 05/19/2012 10:25 AM, Stefano Lattarini wrote:
> It has been years since that has been deprecated in the documentation,
> in favour of 'configure.ac':
> 
>   Previous versions of Autoconf promoted the name configure.in, which
>   is somewhat ambiguous (the tool needed to process this file is not
>   described by its extension), and introduces a slight confusion with
>   config.h.in and so on (for which '.in' means "to be processed by
>   configure"). Using configure.ac is now preferred.
> 
> It's now time to start giving runtime warning about the use of
> 'configure.in', so that support for it can be removed in future
> versions of autoconf/automake.
> 
> * lib/Autom4te/Configure_ac.pm: Issue a warning in the 'obsolete'
> category if 'configure.in' is detected.  Since this module is synced
> from Automake, this change is to be backported there (and will be
> soon).
> * doc/autoconf.texi: Update.
> * tests/tools.at: Adjust to avoid spurious failures.
> 
> Signed-off-by: Stefano Lattarini <stefano.lattarini <at> gmail.com>
> ---
> 
>  OK to apply?  I plan to backport the change done to Configure_ac.pm
>  to the Automake's master copy as soon as this patch is accepted into
>  the autoconf repository.
> 
>  Regards,
>    Stefano