- }
- /* Changing the disposition of SIGABRT to anything but
- * SIG_DFL requires a lock, so that it cannot be changed
- * while abort is terminating the process after simply
- * calling raise(SIGABRT) failed to do so. */
- if (sa->sa_handler != SIG_DFL && sig == SIGABRT) {
- __block_all_sigs(&set);
- LOCK(__abort_lock);
+
+ if (!(sa->sa_flags & SA_RESTART)) {
+ a_store(&__eintr_valid_flag, 1);
+ }