[lldb-dev] Forcing lldb to refresh process state

[Greg Clayton via lldb-dev]

You need to send some sort of continue through the GDB remote interface. The only way to get a $T packet back is in response to a "?" packet or to a "vCont" or other continue or step packet.

> On Aug 22, 2017, at 2:30 PM, Vadim Chugunov <vadimcn at gmail.com> wrote:
> 
> It does send '$T05...' in response, but it looks like lldb does not analyze responses to manually sent packets.
> 
> On Mon, Aug 21, 2017 at 1:02 PM, Greg Clayton <clayborg at gmail.com <mailto:clayborg at gmail.com>> wrote:
> If you do a reverse step it actually should send a process resumed and a process stopped event.
> 
> > On Aug 18, 2017, at 7:19 PM, Vadim via lldb-dev <lldb-dev at lists.llvm.org <mailto:lldb-dev at lists.llvm.org>> wrote:
> >
> > I'm trying to reverse-step.  So I think I'd need to refresh all thread states?
> >
> >> On Aug 18, 2017, at 4:50 PM, Jim Ingham <jingham at apple.com <mailto:jingham at apple.com>> wrote:
> >>
> >> No, there hasn't been a need for this.
> >>
> >> What commands are you planning to send?  Or equivalently, how much state are you expecting to change?
> >>
> >> Jim
> >>
> >>> On Aug 18, 2017, at 4:36 PM, Vadim Chugunov via lldb-dev <lldb-dev at lists.llvm.org <mailto:lldb-dev at lists.llvm.org>> wrote:
> >>>
> >>> Hi,
> >>> Is there any way to force lldb to refresh it's internal record of debuggee process state (as if it had just received a stop event)?  I want to send a custom command to remote gdb process stub (via `process plugin packet send`).  This works, but if the command alters debuggee state, lldb won't know about it.
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