Experimental Physics and
Industrial Control System

Ben Franksen <[email protected]> · Mon, 15 Nov 2010 21:10:46 +0100

On Montag, 15. November 2010, Andrew Johnson wrote:
> On Monday 15 November 2010 13:22:39 Ben Franksen wrote:
> > On Montag, 15. November 2010, Ben Franksen wrote:
> > > On Montag, 15. November 2010, Andrew Johnson wrote:
> > > > While you're making sequencer changes, [...]
> >
> > ...would anyone be sad if I removed the -s switch for stand-alone
> > sequencer programs (i.e. those which which have been compiled
> > with 'snc -m' and thus contain a main function) and instead always
> > start them with an iocsh?
> >
> > The problem is that it is easy to forget the -s switch which leaves
> > you with a program that cannot be interrupted other than with a
> > kill -9 (SIG_TERM). This is just annoying and I don't see a
> > compelling use case.
> >
> > A compromise would be to just reverse the default, so you'd need an
> > extra switch to say 'no ioc shell'.
>
> That's what I did with the softIoc binary in Base; it used to need a
> -s option to enable the IOC shell, now it needs a -S switch to
> disable the IOC shell instead. A -s is still accepted, but does
> nothing.

Cool, so I'll copy this behaviour for the sequencer.

Thanks
Ben
-- 
"Never confuse what is natural with what is habitual."
                                   -- attributed to Mahatma Gandhi

Experimental Physics and Industrial Control System

Experimental Physics and
Industrial Control System