RE: RFA [PATCH v3] Implement 'catch syscall' for gdbserver

Philippe Waroquiers
2013-09-23T19:32:40Z

On Mon, 2013-09-23 at 11:50 +0000, Agovic, Sanimir wrote:
> Hello Philippe,
>

> > + if (the_low_target.get_syscall_trapinfo == NULL)
> > + {
> > + *sysno = 0;
> > + *sysret = 0;
> > + return;
> > + }
> >
> Is it sufficient to assign sysno/sysret to 0 to indicate missing 'catch syscall'
> functionality? Both values seem legal to me.
The idea is that will be used in case the user forces the use of the
QCatchSyscalls packet. So, I think it is better to return "valid" (but
not used) values : I do not think there is a syscall nr 0.

Philippe