Bool VG_(gdbserver_report_signal) (vki_siginfo_t *info, ThreadId tid)
{
dlog_signal("VG_(gdbserver_report_signal)", info, tid);
/* if gdbserver is currently not connected, then signal
is to be given to the process */
if (!remote_connected()) {
dlog(1, "not connected => pass\n");
return True;
}
/* if gdb has informed gdbserver that this signal can be
passed directly without informing gdb, then signal is
to be given to the process. */
if (pass_signals[target_signal_from_host(info->si_signo)]) {
dlog(1, "pass_signals => pass\n");
return True;
}
/* indicate to gdbserver that there is a signal */
gdbserver_signal_encountered (info);
/* let gdbserver do some work, e.g. show the signal to the user.
User can also decide to ignore the signal or change the signal. */
call_gdbserver (tid, signal_reason);
/* ask gdbserver what is the final decision */
if (gdbserver_deliver_signal (info)) {
dlog(1, "gdbserver deliver signal\n");
return True;
} else {
dlog(1, "gdbserver ignore signal\n");
return False;
}
}
Bool VG_(gdbserver_report_signal) (Int sigNo, ThreadId tid)
{
dlog(1, "signal %d tid %d\n", sigNo, tid);
/* if gdbserver is currently not connected, then signal
is to be given to the process */
if (!remote_connected()) {
dlog(1, "not connected => pass\n");
return True;
}
/* if gdb has informed gdbserver that this signal can be
passed directly without informing gdb, then signal is
to be given to the process. */
if (pass_signals[sigNo]) {
dlog(1, "pass_signals => pass\n");
return True;
}
/* indicate to gdbserver that there is a signal */
gdbserver_signal_encountered (sigNo);
/* let gdbserver do some work, e.g. show the signal to the user */
call_gdbserver (tid, signal_reason);
/* ask gdbserver what is the final decision */
if (gdbserver_deliver_signal (sigNo)) {
dlog(1, "gdbserver deliver signal\n");
return True;
} else {
dlog(1, "gdbserver ignore signal\n");
return False;
}
}
void VG_(gdbserver_report_fatal_signal) (const vki_siginfo_t *info,
ThreadId tid)
{
dlog_signal("VG_(gdbserver_report_fatal_signal)", info, tid);
if (remote_connected()) {
dlog(1, "already connected, assuming already reported\n");
return;
}
VG_(umsg)("(action on fatal signal) vgdb me ... \n");
/* indicate to gdbserver that there is a signal */
gdbserver_signal_encountered (info);
/* let gdbserver do some work, e.g. show the signal to the user */
call_gdbserver (tid, signal_reason);
}
void VG_(gdbserver_report_fatal_signal) (Int vki_sigNo, ThreadId tid)
{
dlog(1, "VG core calling VG_(gdbserver_report_fatal_signal) "
"vki_nr %d %s gdb_nr %d %s tid %d\n",
vki_sigNo, VG_(signame)(vki_sigNo),
target_signal_from_host (vki_sigNo),
target_signal_to_name(target_signal_from_host (vki_sigNo)),
tid);
if (remote_connected()) {
dlog(1, "already connected, assuming already reported\n");
return;
}
VG_(umsg)("(action on fatal signal) vgdb me ... \n");
/* indicate to gdbserver that there is a signal */
gdbserver_signal_encountered (vki_sigNo);
/* let gdbserver do some work, e.g. show the signal to the user */
call_gdbserver (tid, signal_reason);
}
