return NULL;
}
-\f
-/* STATE describes a thread that had intr_port set (meaning it was inside
- HURD_EINTR_RPC), after it has been thread_abort'd. It it looks to have
- just completed a mach_msg_trap system call that returned
- MACH_RCV_INTERRUPTED, return nonzero and set *PORT to the receive right
- being waited on. */
-int
-_hurdsig_rcv_interrupted_p (struct machine_thread_all_state *state,
- mach_port_t *port)
-{
- const unsigned int *const pc = (void *) state->basic.pc;
-
- if (_hurdsig_catch_fault (SIGSEGV))
- assert (_hurdsig_fault_sigcode == (long int) pc);
- else
- {
- if (state->basic.r2 == MACH_RCV_INTERRUPTED &&
- pc[-1] == 0xc) /* syscall */
- {
- /* We did just return from a mach_msg_trap system call
- doing a message receive that was interrupted.
- Examine the parameters to find the receive right. */
- struct mach_msg_trap_args *args = (void *) &state->basic.r4;
-
- *port = args->rcv_name;
- return 1;
- }
- }
-
- return 0;
-}