Thanks guys, will give empty target a try.
On Mon, Feb 1, 2016 at 12:10 PM, Jim Ingham <jing...@apple.com> wrote:
> Often when attaching, you know the executable you are planning to attach
> to. So the "normal" workflow is to create a target, then attach to the
> process with that target's executable. This is particularly useful for
> remote debugging, since having a local copy of the binary will mean less
> data lldb has to ship over the remote connection. It also means you can
> prep the target with breakpoints & settings prior to attach.
>
> The case where you don't know the binary before you attach is a degenerate
> case of this, and so the sensible thing is to create an empty target, and
> use that to attach. Then attaching will fill in this empty target.
>
> That makes more sense to me than having the debugger - which is the only
> thing above the target - support "Attach to anonymous app" but the target
> do "attach to known app".
>
> BTW, the most straightforward way to create an empty target is to call
> SBDebugger.CreateTarget(""). I added a note to this effect in the
> SBDebugger help preamble.
>
> Jim
>
> > On Feb 1, 2016, at 2:02 AM, Pavel Labath via lldb-dev <
> lldb-dev@lists.llvm.org> wrote:
> >
> > Hi,
> >
> > it's a bit un-intuitive, but you should be able to create a target
> > with a null pointer for the executable, and use that to attach (see
> > CommandObjectProcessAttach::DoExecute).
> >
> > BTW, if you find the existing API documentation too vague, we'd be
> > happy to accept any improvements.
> >
> > cheers,
> > pl
> >
> >
> > On 30 January 2016 at 05:42, Jeffrey Tan via lldb-dev
> > <lldb-dev@lists.llvm.org> wrote:
> >> Hi,
> >>
> >> Normally if you want to attach to a process you only have the pid/name
> of
> >> the process. How do you get SBTarget? Am I supposed to call
> >> SBDebugger.CreateTargetWithFileAndArch() against a dummy executable?
> Why do
> >> we require a dummy SBTarget before attaching? This seems to be a wrong
> >> design to me... Thanks.
> >>
> >>
> >>
> >> _______________________________________________
> >> lldb-dev mailing list
> >> lldb-dev@lists.llvm.org
> >> http://lists.llvm.org/cgi-bin/mailman/listinfo/lldb-dev
> >>
> > _______________________________________________
> > lldb-dev mailing list
> > lldb-dev@lists.llvm.org
> > http://lists.llvm.org/cgi-bin/mailman/listinfo/lldb-dev
>
>
_______________________________________________
lldb-dev mailing list
lldb-dev@lists.llvm.org
http://lists.llvm.org/cgi-bin/mailman/listinfo/lldb-dev
