Re: git: 225639e7db68 - main - vt: Disable bell by default

On 21. 10. 21., Gary Jennejohn wrote:
> On Thu, 21 Oct 2021 10:03:05 -0700
> Gleb Smirnoff <glebius@freebsd.org> wrote:
> 
>> On Thu, Oct 21, 2021 at 11:02:14AM +0300, Slawa Olhovchenkov wrote:
>> S> > laptops. If somebody is using vt(4) instead of X on a laptop, then
>> S>
>> S> This change disable bell in X11 too.
>> S> This is completly disable speaker bell.
>>
>> Are you sure? I haven't yet upgraded my desktop to this point, so can't test.
>> How is that possible that vt(4) affects X11?
>>
> 
> He could be right.  I don't use vt, but syscons also has a bell setting:
> sysctl -d hw.syscons.bell hw.syscons.bell: enable bell
> 
> With this set to 1 a ^G in xterm results in a beep.  After setting the
> sysctl to 0 a ^G in xterm produces no sound at all.

FYI, Xorg server beeps via xf86OSRingBell(), i.e.,

https://gitlab.freedesktop.org/xorg/xserver/-/blob/master/hw/xfree86/os-support/bsd/bsd_bell.c#L61

IOW, if console cannot beep, xterm does not beep.

Jung-uk Kim