122 evsig_set_base(struct event_base *base)  in evsig_set_base()  argument
125 	evsig_base = base;  in evsig_set_base()
126 	evsig_base_n_signals_added = base->sig.ev_n_signals_added;  in evsig_set_base()
127 	evsig_base_fd = base->sig.ev_signal_pair[0];  in evsig_set_base()
139 	struct event_base *base;  in evsig_cb()  local
141 	base = arg;  in evsig_cb()
163 	EVBASE_ACQUIRE_LOCK(base, th_base_lock);  in evsig_cb()
166 			evmap_signal_active(base, i, ncaught[i]);  in evsig_cb()
168 	EVBASE_RELEASE_LOCK(base, th_base_lock);  in evsig_cb()
172 evsig_init(struct event_base *base)  in evsig_init()  argument
180 		    AF_UNIX, SOCK_STREAM, 0, base->sig.ev_signal_pair) == -1) {  in evsig_init()
191 	evutil_make_socket_closeonexec(base->sig.ev_signal_pair[0]);  in evsig_init()
192 	evutil_make_socket_closeonexec(base->sig.ev_signal_pair[1]);  in evsig_init()
193 	base->sig.sh_old = NULL;  in evsig_init()
194 	base->sig.sh_old_max = 0;  in evsig_init()
196 	evutil_make_socket_nonblocking(base->sig.ev_signal_pair[0]);  in evsig_init()
197 	evutil_make_socket_nonblocking(base->sig.ev_signal_pair[1]);  in evsig_init()
199 	event_assign(&base->sig.ev_signal, base, base->sig.ev_signal_pair[1],  in evsig_init()
200 		EV_READ | EV_PERSIST, evsig_cb, base);  in evsig_init()
202 	base->sig.ev_signal.ev_flags |= EVLIST_INTERNAL;  in evsig_init()
203 	event_priority_set(&base->sig.ev_signal, 0);  in evsig_init()
205 	base->evsigsel = &evsigops;  in evsig_init()
213 _evsig_set_handler(struct event_base *base,  in _evsig_set_handler()  argument
221 	struct evsig_info *sig = &base->sig;  in _evsig_set_handler()
279 evsig_add(struct event_base *base, evutil_socket_t evsignal, short old, short events, void *p)  in evsig_add()  argument
281 	struct evsig_info *sig = &base->sig;  in evsig_add()
288 	if (evsig_base != base && evsig_base_n_signals_added) {  in evsig_add()
295 		    base, evsig_base, base->evsel->name);  in evsig_add()
297 	evsig_base = base;  in evsig_add()
299 	evsig_base_fd = base->sig.ev_signal_pair[0];  in evsig_add()
303 	if (_evsig_set_handler(base, (int)evsignal, evsig_handler) == -1) {  in evsig_add()
325 _evsig_restore_handler(struct event_base *base, int evsignal)  in _evsig_restore_handler()  argument
328 	struct evsig_info *sig = &base->sig;  in _evsig_restore_handler()
356 evsig_del(struct event_base *base, evutil_socket_t evsignal, short old, short events, void *p)  in evsig_del()  argument
365 	--base->sig.ev_n_signals_added;  in evsig_del()
368 	return (_evsig_restore_handler(base, (int)evsignal));  in evsig_del()
401 evsig_dealloc(struct event_base *base)  in evsig_dealloc()  argument
404 	if (base->sig.ev_signal_added) {  in evsig_dealloc()
405 		event_del(&base->sig.ev_signal);  in evsig_dealloc()
406 		base->sig.ev_signal_added = 0;  in evsig_dealloc()
410 	event_debug_unassign(&base->sig.ev_signal);  in evsig_dealloc()
413 		if (i < base->sig.sh_old_max && base->sig.sh_old[i] != NULL)  in evsig_dealloc()
414 			_evsig_restore_handler(base, i);  in evsig_dealloc()
417 	if (base == evsig_base) {  in evsig_dealloc()
424 	if (base->sig.ev_signal_pair[0] != -1) {  in evsig_dealloc()
425 		evutil_closesocket(base->sig.ev_signal_pair[0]);  in evsig_dealloc()
426 		base->sig.ev_signal_pair[0] = -1;  in evsig_dealloc()
428 	if (base->sig.ev_signal_pair[1] != -1) {  in evsig_dealloc()
429 		evutil_closesocket(base->sig.ev_signal_pair[1]);  in evsig_dealloc()
430 		base->sig.ev_signal_pair[1] = -1;  in evsig_dealloc()
432 	base->sig.sh_old_max = 0;  in evsig_dealloc()
435 	if (base->sig.sh_old) {  in evsig_dealloc()
436 		mm_free(base->sig.sh_old);  in evsig_dealloc()
437 		base->sig.sh_old = NULL;  in evsig_dealloc()