Re: Compressed *.el files

[Andrea Corallo]

Eli Zaretskii <eliz@gnu.org> writes:

>> From: Andrea Corallo <akrl@sdf.org>
>> Cc: emacs-devel@gnu.org
>> Date: Wed, 22 Sep 2021 15:19:40 +0000
>> 
>> > The function comp-el-to-eln-rel-filename is capable of processing
>> > compressed *.el.gz files, which is of course needed for working
>> > correctly in an installed Emacs.  However, when it sees a file whose
>> > name ends in .gz, it invokes the function md5_gz_stream, which is only
>> > defined if Emacs was built with zlib.  Does this have some fallback
>> > (which I'm missing ATM) for when Emacs was built without zlib, or do
>> > we need to add something there?
>> 
>> Hi Eli,
>> 
>> good point, I guess we should require zlib for
>> --with-native-compilation.  Is this problematic?
>
> I don't know if it's problematic.  A build without zlib still could
> use native-compilation, they should just disable compression of the
> *.el files at "make install" time.  So requiring zlib could be too
> drastic.

I see

> I will make the changes to fail native compilation if the *.el files
> are compressed, but zlib isn't available, and will write up something
> regarding the installation in that case.

Thanks

  Andrea