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Re: Emacs rewrite in a maintainable language


From: Eli Zaretskii
Subject: Re: Emacs rewrite in a maintainable language
Date: Sat, 17 Oct 2015 22:15:00 +0300

> From: address@hidden (Taylan Ulrich Bayırlı/Kammer)
> Cc: Ludovic Courtès <address@hidden>,  Eli Zaretskii
>  <address@hidden>,  address@hidden
> Date: Sat, 17 Oct 2015 20:34:15 +0200
> 
> > Most relevant candidates are likely file load/save, string display and
> > stuff like regexp searches through buffers.
> 
> Opening a 30 MB IRC log file takes the same amount of felt time as on
> upstream Emacs.  Saving it too.

Can you time both and show the exact timings?

Also, the file should not be plain ASCII (and probably not UTF-8,
either), so that decoding the text is included in the comparison.

> (while (re-search-forward "taylan" nil t) (ignore)) in the same file is
> pretty much instant on both.

Once again, please show exact timings.  "Pretty much instant" could be
0.01 sec vs 0.02 sec, which is still twice slower.

Thanks.




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