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bug#20380: 24.5; (shell-command-on-region ... "*Messages*") yields "Buff
From: |
Eli Zaretskii |
Subject: |
bug#20380: 24.5; (shell-command-on-region ... "*Messages*") yields "Buffer is read-only" error |
Date: |
Mon, 20 Apr 2015 17:50:26 +0300 |
> From: Alexis <flexibeast@gmail.com>
> Date: Mon, 20 Apr 2015 19:51:57 +1000
>
>
> Vincent Lefevre <vincent@vinc17.net> writes:
>
> > I have the following problem with Emacs 24:
> >
> > emacs -Q --eval \
> > '(shell-command-on-region (point) (point) "cp" t t
> > "*Messages*")' tst.txt
> >
> > yields a "Buffer is read-only: #<buffer *Messages*>" error
> > instead of outputting the standard error from "cp" to the buffer
> > *Messages* like with Emacs 23.
>
> NEWS section "Changes in Emacs 24.4" states:
>
> ** The *Messages* buffer is created in `messages-buffer-mode',
> a new major mode, with read-only status.
Indeed, this is a new feature. If you want to know why it was
introduced, read this discussion:
http://lists.gnu.org/archive/html/emacs-devel/2010-02/msg00135.html