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From: Dmitry Gutov <dgutov@yandex.ru>
To: Drew Adams <drew.adams@oracle.com>,
	Tino Calancha <tino.calancha@gmail.com>,
	24977@debbugs.gnu.org
Subject: bug#24977: 25.1; search and query-replace in Dired
Date: Mon, 21 Nov 2016 20:42:14 +0200	[thread overview]
Message-ID: <8490c105-416f-efef-ebc4-0e1cece68b42@yandex.ru> (raw)
In-Reply-To: <58aaafd8-4d69-452f-8afe-1cba7b3bc2f8@default>

On 21.11.2016 20:37, Drew Adams wrote:

> This is a major reason for this bug report (and bug #23428).
> The replacement is strictly less powerful.  It is essentially
> just a `grep' or `find'.  (And it depends on an outside program.)

It might be less powerful. On the flip side, the replacement is usually 
faster. Especially in the "many files, few matches" situations.

>> Those should be doable, as long as the regexp contains at least
>> _something_ else.
>
> What does that mean?  Specify what you mean by "_something_ else".
> Clearly you do NOT mean to support the regexps that Emacs supports.

For instance, if the regexp contains a simple literal and an Emacs-only 
construct, we can remove the latter before passing the regexp to 
find+grep, and then post-process the results inside Emacs using the full 
syntax.





  reply	other threads:[~2016-11-21 18:42 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-11-21  1:54 bug#24977: 25.1; search and query-replace in Dired Drew Adams
2016-11-21  2:13 ` Drew Adams
2016-11-21 14:07 ` Tino Calancha
2016-11-21 16:47   ` Dmitry Gutov
2016-11-21 17:41     ` Drew Adams
2016-11-21 18:17       ` Dmitry Gutov
2016-11-21 18:37         ` Drew Adams
2016-11-21 18:42           ` Dmitry Gutov [this message]
2016-11-21 18:51             ` Drew Adams
2016-11-21 19:50               ` Dmitry Gutov
2016-11-21 21:10                 ` Drew Adams
2016-11-21 16:24 ` Eli Zaretskii
     [not found] <<d27abfa8-adc7-4e5f-ab6e-c1b0824e50a0@default>
     [not found] ` <<83h97094yh.fsf@gnu.org>
2016-11-21 16:36   ` Drew Adams

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