Re: Android port

[Eli Zaretskii]

> From: Po Lu <luangruo@yahoo.com>
> Cc: Bruno Haible <bruno@clisp.org>,  angelo.g0@libero.it,
>   eggert@cs.ucla.edu,  emacs-devel@gnu.org
> Date: Sat, 05 Aug 2023 21:13:25 +0800
> 
> Eli Zaretskii <eliz@gnu.org> writes:
> 
> > I prefer not to preset gl_cv_* variables in this case, since they are
> > general enough tests of specific printf features, and if those
> > features will ever be really needed in Emacs, we want to be alerted to
> > that.
> 
> I don't follow this: even if these tests are left intact, how will they
> serve to warn us of new dependencies introduced in Emacs?  The results
> of the configure tests are irrespective of Emacs source code.

The results of those tests are logged in config.log.  When we preset
the variables, the tests are not performed and the results are not
recorded anywhere; you just see something like "(cached) yes".