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bug#20195: 25.0.50; Let Dired commands such as `dired-do-search' (`A') u

From: Juri Linkov
Subject: bug#20195: 25.0.50; Let Dired commands such as `dired-do-search' (`A') use prefix arg
Date: Wed, 25 Mar 2015 23:50:52 +0200
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/25.0.50 (x86_64-pc-linux-gnu)

> Enhancement request:
> Typically in Dired commands that act on the marked files will act on the
> next PREFIX-ARG files instead, if a prefix arg is provided.  This is not
> true of commands such as `dired-do-search', but it would be good if it
> were.
> All that is needed is to (a) add an optional argument ARG to each such
> command and (b) include ARG in the call to `dired-get-marked-files'.
> For example:
> (defun dired-do-search (regexp &optional arg) ; <=== Add ARG
>   "..."
>   (interactive "sSearch marked files (regexp): \nP")
>   (tags-search
>     regexp (dired-get-marked-files nil arg 'dired-nondirectory-p)))
>                                         ^
>                                         |
>                                      use ARG

There is a problem with `dired-do-query-replace-regexp' where a prefix arg
means replace word-delimited matches.

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