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From: Eli Zaretskii <eliz@gnu.org>
To: Filipp Gunbin <fgunbin@fastmail.fm>
Cc: 41002@debbugs.gnu.org, egnartsms@gmail.com, larsi@gnus.org
Subject: bug#41002: Undo breaks inhibit-read-only text property
Date: Sat, 09 May 2020 10:37:52 +0300	[thread overview]
Message-ID: <83blmxh833.fsf@gnu.org> (raw)
In-Reply-To: <m2zhap8zyr.fsf@fastmail.fm> (message from Filipp Gunbin on Sun,  03 May 2020 06:22:20 +0300)

> From: Filipp Gunbin <fgunbin@fastmail.fm>
> Date: Sun, 03 May 2020 06:22:20 +0300
> Cc: 41002@debbugs.gnu.org, larsi@gnus.org
> 
> --- a/src/textprop.c
> +++ b/src/textprop.c
> @@ -2301,0 +2301,4 @@
> +	  if (i->position + LENGTH (i) < end
> +	      && (!NILP (BVAR (current_buffer, read_only))
> +		  && NILP (Vinhibit_read_only)))
> +	    xsignal1 (Qbuffer_read_only, Fcurrent_buffer ());
> 
> So if there happens to be an (writeable) interval ending before "end"
> (the end of the region we're killing with C-w), we will signal that the
> buffer is read-only.  This may be read as "if we're going over the
> boundary of an interval, then check the _buffer_ read-onliness".  Maybe
> Lars, as the author of this code, could comment on this.

I think you are right: we need to augment this with something that
pays attention to the inhibit-read-only property.  Would you like to
suggest a patch?

Btw, how is this related to undo?

Thanks.





  reply	other threads:[~2020-05-09  7:37 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-01 10:38 bug#41002: Undo breaks inhibit-read-only text property Serhii Mozghovyi
2020-05-02 17:33 ` Filipp Gunbin
2020-05-02 19:09   ` Serhii Mozghovyi
2020-05-03  3:22     ` Filipp Gunbin
2020-05-09  7:37       ` Eli Zaretskii [this message]
2020-05-09 13:34         ` Filipp Gunbin
2020-05-09 13:49           ` Eli Zaretskii
2020-05-09 16:55             ` Filipp Gunbin
2020-05-19 12:12       ` Lars Ingebrigtsen

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