From: Eli Zaretskii <eliz@gnu.org>
To: Le Wang <l26wang@gmail.com>
Cc: ofv@wanadoo.es, monnier@iro.umontreal.ca, emacs-devel@gnu.org
Subject: Re: Emacs needs truely useful flex matching
Date: Fri, 22 Mar 2013 10:24:00 +0200 [thread overview]
Message-ID: <83a9pv6dwf.fsf@gnu.org> (raw)
In-Reply-To: <CAM=K+iprKKQx0sqvxwDxpd65rKcs1=WfsLSDfuBkppvZ7qnofA@mail.gmail.com>
> Date: Fri, 22 Mar 2013 09:00:14 +0800
> From: Le Wang <l26wang@gmail.com>
> Cc: Óscar Fuentes <ofv@wanadoo.es>, emacs-devel@gnu.org
>
> > Indeed when searching for a file in a file hierarchy, you'd need
> > a pre-built list of files, otherwise the time taken to find the files
> > would dwarf the flex-matching time in any case.
>
> "git ls-files" is very fast on a solid state drive, and the list can
> also be cached.
Compare "git ls-files" with "ls -R" (time-wise and also look at the
disk activity LED, if you have one) on the same directory and machine,
and you will see that git does not actually look at the filesystem to
find the files.
next prev parent reply other threads:[~2013-03-22 8:24 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-03-21 15:02 Emacs needs truely useful flex matching Le Wang
2013-03-21 17:49 ` Óscar Fuentes
2013-03-21 23:34 ` Le Wang
2013-03-21 23:58 ` Stefan Monnier
2013-03-22 1:00 ` Le Wang
2013-03-22 8:24 ` Eli Zaretskii [this message]
2013-03-22 11:18 ` Dmitry Gutov
2013-04-14 16:48 ` Le Wang
2013-04-14 18:18 ` Stefan Monnier
2013-04-15 0:14 ` Le Wang
2013-04-15 13:50 ` Stefan Monnier
2013-03-22 2:36 ` Richard Stallman
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