Subj : Re: SHELL mode and ability to CTRL C
To   : All
From : Nelgin
Date : Sun Mar 13 2022 01:20:45

On Sat, 5 Mar 2022 14:46:04 -0800
"Digital Man" <digital.man@VERT> wrote:

>   Re: SHELL mode and ability to CTRL C
>   By: Mewcenary to All on Sat Mar 05 2022 08:07 pm
> 
>  > Hi there,
>  >
>  > When using SHELL mode in the Sysop menu, is it possible for CTRL C
>  > to be passed through?
>  >
>  > As an example, I was using SHELL mode to do something like this:
>  >
>  > $ tail -f /var/log/syslog  
> 
> Ctrl-C is passed-through. You can see this by running showkey on
> Linux:
> 
> $ showkey -a
> 
> Press any keys - Ctrl-D will terminate this program
> 
> ^C        3 0003 0x03
> 
>  > This has the unfortunate consequence of then getting 'stuck' with
>  > no way to get back to the BBS, other than hanging up the session
>  > and calling back.  
> 
> Yeah, there's something else at play there. Like, the program is
> expecting a signal and not actually looking for a Ctrl-C character.
> So the enhancement you seek in Synchronet is likely the opposite of
> what you asking for, i.e. don't pass-through the Ctrl-C (in some
> configurations for some programs) but rather send a signal (SIGINT
> likely) to the process when the user sends a Ctrl-C character.

Maybe try CTRL \ which is SIGQUIT. The bonus is that it'll also create
a core dump for you, so remember to remove it.
-- 
End Of The Line BBS - Plano, TX
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