static int
error_handle(int ex)
{
int status = EXIT_FAILURE;
rb_thread_t *th = GET_THREAD();
if (rb_threadptr_set_raised(th))
return EXIT_FAILURE;
switch (ex & TAG_MASK) {
case 0:
status = EXIT_SUCCESS;
break;
case TAG_RETURN:
error_pos();
warn_print("unexpected return\n");
break;
case TAG_NEXT:
error_pos();
warn_print("unexpected next\n");
break;
case TAG_BREAK:
error_pos();
warn_print("unexpected break\n");
break;
case TAG_REDO:
error_pos();
warn_print("unexpected redo\n");
break;
case TAG_RETRY:
error_pos();
warn_print("retry outside of rescue clause\n");
break;
case TAG_THROW:
/* TODO: fix me */
error_pos();
warn_print("unexpected throw\n");
break;
case TAG_RAISE: {
VALUE errinfo = th->errinfo;
if (rb_obj_is_kind_of(errinfo, rb_eSystemExit)) {
status = sysexit_status(errinfo);
}
else if (rb_obj_is_instance_of(errinfo, rb_eSignal) &&
rb_ivar_get(errinfo, id_signo) != INT2FIX(SIGSEGV)) {
/* no message when exiting by signal */
}
else {
error_print(th);
}
break;
}
case TAG_FATAL:
error_print(th);
break;
default:
unknown_longjmp_status(ex);
break;
}
rb_threadptr_reset_raised(th);
return status;
}
int
ruby_cleanup(int ex)
{
int state;
volatile VALUE errs[2];
rb_thread_t *th = GET_THREAD();
int nerr;
errs[1] = th->errinfo;
th->safe_level = 0;
Init_stack((void*)&errs[STACK_UPPER(errs, 0, 1)]);
PUSH_TAG();
if ((state = EXEC_TAG()) == 0) {
SAVE_ROOT_JMPBUF(th, ruby_finalize_0());
}
POP_TAG();
errs[0] = th->errinfo;
PUSH_TAG();
if ((state = EXEC_TAG()) == 0) {
SAVE_ROOT_JMPBUF(th, rb_thread_terminate_all());
}
else if (ex == 0) {
ex = state;
}
th->errinfo = errs[1];
ex = error_handle(ex);
ruby_finalize_1();
POP_TAG();
rb_thread_stop_timer_thread();
for (nerr = 0; nerr < sizeof(errs) / sizeof(errs[0]); ++nerr) {
VALUE err = errs[nerr];
if (!RTEST(err)) continue;
/* th->errinfo contains a NODE while break'ing */
if (TYPE(err) == T_NODE) continue;
if (rb_obj_is_kind_of(err, rb_eSystemExit)) {
return sysexit_status(err);
}
else if (rb_obj_is_kind_of(err, rb_eSignal)) {
VALUE sig = rb_iv_get(err, "signo");
ruby_default_signal(NUM2INT(sig));
}
else if (ex == 0) {
ex = 1;
}
}
#if EXIT_SUCCESS != 0 || EXIT_FAILURE != 1
switch (ex) {
#if EXIT_SUCCESS != 0
case 0:
return EXIT_SUCCESS;
#endif
#if EXIT_FAILURE != 1
case 1:
return EXIT_FAILURE;
#endif
}
#endif
return ex;
}
