--- Begin Message ---
Subject: |
Emacs 23: `interactive': prefix argument "P" and region "r" are mutually exclusive. |
Date: |
Thu, 19 Mar 2009 19:15:24 +0000 |
User-agent: |
Mutt/1.5.9i |
Hi, Emacs!
In the following:
#########################################################################
(defun echo-prefix (arg)
"Echo the command prefix"
(interactive "P")
(message "Command prefix: %s" arg))
(defun echo-region (beg end)
"Echo the region boundaries"
(interactive "r")
(message "Region: (%s %s)" beg end))
(defun echo-region-prefix (beg end arg)
"Echo the region and prefix parameters."
(interactive "rP")
(message "region: (%s %s); prefix: %s" beg end arg))
#########################################################################
, echo-prefix and echo-region work as expected. echo-region-prefix
throws this error:
Wrong number of arguments: (lambda (beg end arg) "Echo the region and
prefix parameters." (interactive "rP") (message "region: (%s %s);
prefix: %s" beg end arg)), 2
It seems that `(interactive "rP")' is only supplying the defun with two
parameters.
--
Alan Mackenzie (Nuremberg, Germany).
--- End Message ---
--- Begin Message ---
Subject: |
Re: bug#2723: Emacs 23: `interactive': prefix argument "P" and region "r" are mutually exclusive. |
Date: |
Thu, 19 Mar 2009 16:40:11 -0400 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/23.0.91 (gnu/linux) |
> It seems that `(interactive "rP")' is only supplying the defun with two
> parameters.
Read C-h f interactive RET, and if you read carefully enough you'll see
you need (interactive "r\nP")
Stefan
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