From: Dmitry Gutov <dgutov@yandex.ru>
To: Eric Abrahamsen <eric@ericabrahamsen.net>, emacs-devel@gnu.org
Subject: Re: Question about dired-do-find-regexp and xref-collect-matches
Date: Tue, 30 Jul 2019 17:50:49 +0300 [thread overview]
Message-ID: <0cf896c0-011a-ad4c-e661-b7763c7943c8@yandex.ru> (raw)
In-Reply-To: <87a7dm6blt.fsf@ericabrahamsen.net>
Hi Eric,
On 10.07.2019 2:18, Eric Abrahamsen wrote:
> A while ago I switched to the fish shell, which I generally like better
> than bash.
I also like fish, a lot. I don't use it inside Emacs, though.
> While poking around I also noticed that dired-do-find-regexp calls
> xref-collect-matches once per marked file. That means a full find+grep
> call for each file, when a single find+grep call (or even just a single
> grep call!) would do the trick.
That sounds like a bug report material. Up until now I figured a few
extra shell process calls wouldn't matter, but maybe they can.
Just how many files are you marking in the given example?
> The search hits are collected as:
>
> (mapcan
> (lambda (file)
> (xref-collect-matches regexp "*" file
> (and (file-directory-p file)
> ignores)))
> files)
>
> But the second argument to `xref-collect-matches' can be a
> space-separated string of file names -- wouldn't it be easier just to
> call `xref-collect-matches' once?
Not exactly. That FILES argument is something different (a list of globs).
Overall, this shouldn't be too hard to fix. Could you send your response
to the bug tracker as a new report?
next prev parent reply other threads:[~2019-07-30 14:50 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-09 23:18 Question about dired-do-find-regexp and xref-collect-matches Eric Abrahamsen
2019-07-09 23:33 ` Drew Adams
2019-07-10 0:30 ` Eric Abrahamsen
2019-07-30 14:50 ` Dmitry Gutov [this message]
2019-07-30 17:22 ` Eric Abrahamsen
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