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[ale] shell question
2008/12/11 Michael B. Trausch <mike at trausch.us>
> On Thu, 11 Dec 2008 18:07:36 -0500
> "J. D." <jdonline at gmail.com> wrote:
> > There are some curious key combinations in bash I was wondering about.
> > Pressing ctrl-s seems to freeze the terminal but silently it appears
> > to still be accepting input. Pressing ctrl-q breaks this behavior and
> > everything returns to normal. Does anyone use this? I'm sure it has
> > caused people trouble thinking their terminal is locked. I have only
> > used ctrl-q from to regain my terminal after accidentally hitting
> > ctrl-s. :)
> > Also having scrolllock enabled on from switching computers on a kvm
> > creates the illusion of a lockup since the terminal is in a scrolling
> > mode.
> This is a historical feature of terminals, known as soft flow control.
> One would often use it on a very slow serial terminal connection to
> perform manual pagination of sorts.
I see. That makes sense. I guess we use pagers for that now.
> Some software that runs in the terminal (such as Emacs) overrides that
> behavior, since Emacs uses both C-s and C-q key combinations. I am
> relatively certain that means that there is a way to disable it
> generally, but it's never been a problem for me so I don't know what
> the process for that would be.
Thanks for the suggestion. I use ctrl-d quite a bit and occasionally it
ctrl-s due to typo. Great presentation on DR by the way. I just read over
for the link.
> --- Mike
> My sigfile ran away and is on hiatus.
> Ale mailing list
> Ale at ale.org
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