114 static void __cdecl evsig_handler(int sig);
124 	evsig_base_n_signals_added = base->sig.ev_n_signals_added;  in evsig_set_base_()
125 	evsig_base_fd = base->sig.ev_signal_pair[1];  in evsig_set_base_()
159 			ev_uint8_t sig = signals[i];  in evsig_cb()  local
160 			if (sig < NSIG)  in evsig_cb()
161 				ncaught[sig]++;  in evsig_cb()
181 	if (evutil_make_internal_pipe_(base->sig.ev_signal_pair) == -1) {  in evsig_init_()
192 	if (base->sig.sh_old) {  in evsig_init_()
193 		mm_free(base->sig.sh_old);  in evsig_init_()
195 	base->sig.sh_old = NULL;  in evsig_init_()
196 	base->sig.sh_old_max = 0;  in evsig_init_()
198 	event_assign(&base->sig.ev_signal, base, base->sig.ev_signal_pair[0],  in evsig_init_()
201 	base->sig.ev_signal.ev_flags |= EVLIST_INTERNAL;  in evsig_init_()
202 	event_priority_set(&base->sig.ev_signal, 0);  in evsig_init_()
220 	struct evsig_info *sig = &base->sig;  in evsig_set_handler_()  local
227 	if (evsignal >= sig->sh_old_max) {  in evsig_set_handler_()
230 			    __func__, evsignal, sig->sh_old_max));  in evsig_set_handler_()
231 		p = mm_realloc(sig->sh_old, new_max * sizeof(*sig->sh_old));  in evsig_set_handler_()
237 		memset((char *)p + sig->sh_old_max * sizeof(*sig->sh_old),  in evsig_set_handler_()
238 		    0, (new_max - sig->sh_old_max) * sizeof(*sig->sh_old));  in evsig_set_handler_()
240 		sig->sh_old_max = new_max;  in evsig_set_handler_()
241 		sig->sh_old = p;  in evsig_set_handler_()
245 	sig->sh_old[evsignal] = mm_malloc(sizeof *sig->sh_old[evsignal]);  in evsig_set_handler_()
246 	if (sig->sh_old[evsignal] == NULL) {  in evsig_set_handler_()
258 	if (sigaction(evsignal, &sa, sig->sh_old[evsignal]) == -1) {  in evsig_set_handler_()
260 		mm_free(sig->sh_old[evsignal]);  in evsig_set_handler_()
261 		sig->sh_old[evsignal] = NULL;  in evsig_set_handler_()
267 		mm_free(sig->sh_old[evsignal]);  in evsig_set_handler_()
268 		sig->sh_old[evsignal] = NULL;  in evsig_set_handler_()
271 	*sig->sh_old[evsignal] = sh;  in evsig_set_handler_()
280 	struct evsig_info *sig = &base->sig;  in evsig_add()  local
297 	evsig_base_n_signals_added = ++sig->ev_n_signals_added;  in evsig_add()
298 	evsig_base_fd = base->sig.ev_signal_pair[1];  in evsig_add()
307 	if (!sig->ev_signal_added) {  in evsig_add()
308 		if (event_add_nolock_(&sig->ev_signal, NULL, 0))  in evsig_add()
310 		sig->ev_signal_added = 1;  in evsig_add()
318 	--sig->ev_n_signals_added;  in evsig_add()
327 	struct evsig_info *sig = &base->sig;  in evsig_restore_handler_()  local
334 	if (evsignal >= sig->sh_old_max) {  in evsig_restore_handler_()
341 	sh = sig->sh_old[evsignal];  in evsig_restore_handler_()
342 	sig->sh_old[evsignal] = NULL;  in evsig_restore_handler_()
370 	--base->sig.ev_n_signals_added;  in evsig_del()
377 evsig_handler(int sig)  in evsig_handler()  argument
388 			__func__, sig);  in evsig_handler()
393 	signal(sig, evsig_handler);  in evsig_handler()
397 	msg = sig;  in evsig_handler()
416 	if (base->sig.ev_signal_added) {  in evsig_dealloc_()
417 		event_del(&base->sig.ev_signal);  in evsig_dealloc_()
418 		base->sig.ev_signal_added = 0;  in evsig_dealloc_()
422 	event_debug_unassign(&base->sig.ev_signal);  in evsig_dealloc_()
425 		if (i < base->sig.sh_old_max && base->sig.sh_old[i] != NULL)  in evsig_dealloc_()
436 	if (base->sig.ev_signal_pair[0] != -1) {  in evsig_dealloc_()
437 		evutil_closesocket(base->sig.ev_signal_pair[0]);  in evsig_dealloc_()
438 		base->sig.ev_signal_pair[0] = -1;  in evsig_dealloc_()
440 	if (base->sig.ev_signal_pair[1] != -1) {  in evsig_dealloc_()
441 		evutil_closesocket(base->sig.ev_signal_pair[1]);  in evsig_dealloc_()
442 		base->sig.ev_signal_pair[1] = -1;  in evsig_dealloc_()
444 	base->sig.sh_old_max = 0;  in evsig_dealloc_()
447 	if (base->sig.sh_old) {  in evsig_dealloc_()
448 		mm_free(base->sig.sh_old);  in evsig_dealloc_()
449 		base->sig.sh_old = NULL;  in evsig_dealloc_()