Hi,

Haines Brown <haines@???> writes:

> On Tue, Feb 07, 2023 at 06:17:11PM +0100, dng@??? wrote:
>> On 07-02-2023 12:51, Haines Brown wrote:
>> > This not a big problem but annoying. I'm running devuan testing, and
>> > thus nano 5.9-1 and mutt 2.2.9
>> >
>> > When I copy and paste text to and from nano there is no problem with
>> > carriage returns.
>> >
>> > However, I use nano as editor in mutt. When I copy multi-line text
>> > from nano into a mutt mmessage, a yellow alert pops up at the botton
>> > of the message window:
>> >

>> >    "Pasting two control characters. Continue?"

>> >
>> > I established that these control characters are the end of line
>> > sign. This did not occur until I upgraded to testing. My mutt
>> > configuration remains the same as beafore.
>> >
>> > Commenting muttrc does not stop the alert. It is annoying because it
>> > interrupts the flow of work.
>> >
>> > I suspect the problem is a new default behavior of the testing
>> > varsion of mutt.
>> >
>> I know this behavior from the xfce4 terminal and under Preferences->General
>> unchecked the setting "Show unsafe paste dialog"
>>
>> Hopefully this helps.
>
> Nick, Thank you for the suggestion. I use mlterm as my mutt editor.
> When I do Ctl-RMB on the mlterm, a configurataion dialog for it pops
> up. There are many configuations, but of interest under its "Others"
> tab is the option "Trim trailing CR/LF in pasting". I tried to enable
> it, but whether I click Save&Exit, Apply&Exit or Apply, the option is
> not saved.
>
> I find that mlterm can be configured with entries in ~./mlterm/main .
> The online guide runs down the options, but nothing about CR/LF or
> pasting.
>
> I'll have to pursue this with the mlterm maintainer.

I'm also seeing this copy-pasting (via the mouse) to rxvt from Emacs,
Firefox and Chromium. Both under Wayland and plain X11.

This does *not* happen when pasting to foot, a pure Wayland terminal
emulator.

Looks like something in X11 changed and triggered this ...

Hope this helps,
--
Olaf Meeuwissen