- interrupts.sig_term(sig);
- } else if (sig == SIGSEGV) {
- if (interrupts.sig_segv) {
- interrupts.sig_segv(sig);
+ }
+
+ struct sigaction *old_action;
+ if (sig >= NUM_SIGNALS) {
+ /* This should never happen */
+ fprintf(stderr, "Unexpected signal %i\n", sig);
+ raise(SIGKILL);
+ }
+ old_action = &old_actions[sig];
+
+ if (old_action->sa_flags & SA_SIGINFO) {
+ // Handler is in sa_sigaction
+ old_action->sa_sigaction(sig, info, context);
+ } else {
+ if (old_action->sa_handler == SIG_DFL) {
+ fprintf(stderr, "taking default action for signal %i\n", sig);
+
+#if 1
+ struct sigaction dfl_action;
+ dfl_action.sa_handler = SIG_DFL;
+ sigemptyset (&dfl_action.sa_mask);
+ dfl_action.sa_flags = 0;
+ sigaction(sig, &dfl_action, NULL);
+
+ raise(sig);
+#else
+ raise(SIGKILL);
+#endif
+ } else if (old_action->sa_handler == SIG_IGN) {
+ /* ignore */
+ } else {
+ /* dispatch to handler */
+ old_action->sa_handler(sig);