Re: Merging feature/android

[Po Lu]

Eli Zaretskii <eliz@gnu.org> writes:

>> From: Po Lu <luangruo@yahoo.com>
>> Cc: emacs-devel@gnu.org,  eggert@cs.ucla.edu
>> Date: Thu, 02 Mar 2023 21:42:30 +0800
>> 
>> Eli Zaretskii <eliz@gnu.org> writes:
>> 
>> > Rewriting the configury is OK, but that still doesn't need
>> > ifavailable, AFAIU.  For example, we build with HarfBuzz if that is
>> > available, but we don't use ifavailable for it.  How is this one
>> > different?
>> 
>> Well, it would be a nasty shock for someone to configure --with-modules,
>> and not get an error when dynamic modules cannot be used.
>
> I'm talking about the default case, where there's no --with-modules
> option explicitly in the configure command line.  If the user does
> explicitly asks for modules, then emitting an error message is
> reasonable.  But if the user didn't ask for that explicitly, why not
> silently disable the feature, like we do with HarfBuzz and others?

The HarfBuzz check doesn't behave that way, since it doesn't use
ifavailable.  ``--with-modules'' does, however.