From: Jonah Graham <jonah@kichwacoders.com>
To: Jan Vrany <jan.vrany@fit.cvut.cz>
Cc: "Joel Brobecker" <brobecker@adacore.com>,
"Tom Tromey" <tom@tromey.com>,
"gdb@sourceware.org" <gdb@sourceware.org>,
"André Pönitz" <apoenitz@t-online.de>
Subject: Re: MI3 and async notifications
Date: Mon, 17 Jun 2019 21:50:00 -0000 [thread overview]
Message-ID: <CAPmGMvgEgO7rkNF8fORh5ndvMyhNd-pLS1CQRW11GSdWWe8jXw@mail.gmail.com> (raw)
In-Reply-To: <a6128e1d7f56d0f5cfcb21c3cb88d8f73c10883a.camel@fit.cvut.cz>
On Mon, 17 Jun 2019 at 16:58, Jan Vrany <jan.vrany@fit.cvut.cz> wrote:
> On Mon, 2019-06-17 at 16:45 -0400, Joel Brobecker wrote:
> > > > Jonah, I was about to ask the same. I understand that you need to
> know
> > > > which breakpoint has been inserted by given command, but this
> > > > if we respond with something like
> > > >
> > > > 1-break-insert main
> > > > =breakpoint-created,bkpt={number="1",type=...}
> > > > 1^done,bkpt-number=1
> > > >
> > > > then you just search for breakpoint with that id, no? Given that MI
> > > > guarantees that =breakpoint-created arrives before ^done reply to
> command.
> > > > Am I missing something?
> > > >
> > >
> > > No you aren't missing anything. That would be a perfectly acceptable
> > > solution for CDT.
> > >
> > > There would still be some other new logic needed for CDT, we would
> > > still have to store all the =breakpoint-created if there is a
> > > -break-insert active and then process all of them when the ^done is
> > > received. However that seems fairly reasonable.
> >
> > Do we even need the bkpt-number=1 attribute in the "done" command?
> > The notification includes that information, so the GUI should have
> > enough info from there to determine which UI element to update, right?
> >
>
> I think so. Imagine you have a UI with breakpoint list and there's
> an "Add Breakpoint" button. When "Add Breakpoint" is pressed, user
> fills location, press "OK", new breakpoint is added and
> *UI pre-selects just added breakpoint*. This is IMO sensible UI behavior.
>
> Now, when you press "OK" to add the breakpoint on a location, behind the
> scenes
> frontend issues -break-insert command and waits for ^done confirmation.
> But as Jonah mentioned, another breakpoint could be inserted meanwhile so
> you'd get something like this on MI channel.
>
> 10-break-insert main
> =breakpoint-created,bkpt={number="1",type=...<some unrelated breakpoint
> from CLI or script>}
> =breakpoint-created,bkpt={number="2",type=...<the breakpoint on main you
> just requested>}
> =breakpoint-created,bkpt={number="3",type=...<some unrelated breakpoint
> from CLI or script>}
> 10^done
>
> Now, if ^done response would not contain bkpt-number=2 attribute, how
> would you know which
> is the breakpoint you need to pre-select in the UI?
>
>
>
Thanks Jan, that looks like a good example to show the problem.
next prev parent reply other threads:[~2019-06-17 21:50 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-10 21:19 Jan Vrany
2019-06-10 23:23 ` Jonah Graham
2019-06-11 8:50 ` Jan Vrany
2019-06-11 13:37 ` Jonah Graham
2019-07-05 20:00 ` Pedro Alves
2019-07-05 21:58 ` Jonah Graham
2019-06-15 14:34 ` Tom Tromey
2019-06-17 10:53 ` Jan Vrany
2019-06-17 12:11 ` Jonah Graham
2019-06-17 12:14 ` Joel Brobecker
2019-06-17 12:26 ` Jonah Graham
2019-06-17 12:56 ` Joel Brobecker
2019-06-17 13:12 ` Jan Vrany
2019-06-17 13:23 ` Jonah Graham
2019-06-17 20:45 ` Joel Brobecker
2019-06-17 20:58 ` Jan Vrany
2019-06-17 21:50 ` Jonah Graham [this message]
2019-06-17 13:12 ` Jonah Graham
2019-06-17 19:52 ` André Pönitz
2019-06-18 3:14 ` Simon Marchi
2019-06-18 20:38 ` Jan Vrany
2019-06-19 15:29 ` Simon Marchi
2019-06-19 20:58 ` Jan Vrany
2019-06-20 15:31 ` Simon Marchi
2019-06-20 20:46 ` Jan Vrany
2019-07-05 19:35 ` Pedro Alves
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