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Re: MI: asynchronous operation details
On Tuesday 22 November 2005 15:12, Bob Rossi wrote:
> On Tue, Nov 22, 2005 at 11:30:04AM +0300, Vladimir Prus wrote:
> > Hi,
> > so, in MI mode if I emit "-exec-continue" gdb starts inferiour and
> > immediately gives me back the prompt, accepting further commands.
> >
> > However, I can't:
> > 1. Understand what commands can meaningfully be issued while the inferior
> > is running. Say, all data read/write commands are likely to produce
> > inconsistent results if inferior is running.
> > 2. Practically figure out which commands can be issued at all. Say, both
> > -data-evaluate-expression and -exec-continue just hang, returning
> > nothing. This is with CVS HEAD.
> >
> > Do I understand correctly that asynchronous MI just don't exist in CVS
> > HEAD, and only command prompt loop is asynchronous? Even if so, and fully
> > asynchronous MI is coming, what's the answer to question (1) above?
>
> This is a feature that does not currently work. However, it's possible
> that Nick Roberts work will address some of this lack of functionality.
> If not, I'm sure in the future, either I (you) or someone else will
> eventually get this working.
Ok, but -- why do I ever want to issue commands while inferior is running? For
which kind of commands is that useful?
- Volodya