123 _xrealloc(void *p, size_t s)  in _xrealloc()  argument
127 	if(p == NULL) {  in _xrealloc()
130 				(unsigned long)p, (unsigned long)s);  in _xrealloc()
132 		free(p);  in _xrealloc()
135 				(unsigned long)p, (unsigned long)s);  in _xrealloc()
137 		if((ptr = realloc(p, s)) == NULL)  in _xrealloc()
139 				(unsigned long)p, (unsigned long)s);  in _xrealloc()
244 	PollReg_t * p;  in poll_register()  local
249 	for(p = regs; p < &regs[regs_alloc]; p++)  in poll_register()
250 		if(p->fd == fd && p->func == func && p->arg == arg) {  in poll_register()
251 			p->mask = mask;  in poll_register()
255 	if(p == &regs[regs_alloc]) {  in poll_register()
259 		for(p = regs; p < &regs[regs_alloc]; p++)  in poll_register()
260 			if(p->fd == -1)  in poll_register()
263 		if(p == &regs[regs_alloc]) {  in poll_register()
266 			for(p = &regs[regs_alloc]; p < &regs[newsize]; p++) {  in poll_register()
267 				p->fd = -1;  in poll_register()
269 				p->pfd = NULL;  in poll_register()
272 			p = &regs[regs_alloc];  in poll_register()
276 		p->fd = fd;  in poll_register()
277 		p->arg = arg;  in poll_register()
278 		p->mask = mask;  in poll_register()
279 		p->func = func;  in poll_register()
289 			fd, (void *)func, (void *)arg, mask, p - regs);  in poll_register()
290 	return p - regs;  in poll_register()
320 	PollReg_t * p;  in poll_build()  local
327 	for(p = regs; p < &regs[regs_alloc]; p++)  in poll_build()
328 		if(p->fd >= 0) {  in poll_build()
329 			f->fd = p->fd;  in poll_build()
331 			if(p->mask & RPOLL_IN)  in poll_build()
333 			if(p->mask & RPOLL_OUT)  in poll_build()
335 			if(p->mask & RPOLL_EXCEPT)  in poll_build()
338 			p->pfd = f++;  in poll_build()
348 	for(p = regs; p < &regs[regs_alloc]; p++)  in poll_build()
349 		if(p->fd >= 0) {  in poll_build()
350 			if(p->fd > maxfd)  in poll_build()
351 				maxfd = p->fd;  in poll_build()
352 			if(p->mask & RPOLL_IN)  in poll_build()
353 				FD_SET(p->fd, &rset);  in poll_build()
354 			if(p->mask & RPOLL_OUT)  in poll_build()
355 				FD_SET(p->fd, &wset);  in poll_build()
356 			if(p->mask & RPOLL_EXCEPT)  in poll_build()
357 				FD_SET(p->fd, &xset);  in poll_build()
372 	PollTim_t *p;  in poll_start_utimer()  local
375 	for(p = tims; p < &tims[tims_alloc]; p++)  in poll_start_utimer()
376 		if(p->func == NULL)  in poll_start_utimer()
379 	if(p == &tims[tims_alloc]) {  in poll_start_utimer()
383 			for(p = &tims[tims_alloc]; p < &tims[newsize]; p++)  in poll_start_utimer()
384 				p->func = NULL;  in poll_start_utimer()
385 			p = &tims[tims_alloc];  in poll_start_utimer()
391 	p->usecs = usecs;  in poll_start_utimer()
392 	p->repeat = repeat;  in poll_start_utimer()
393 	p->arg = arg;  in poll_start_utimer()
394 	p->func = func;  in poll_start_utimer()
395 	p->when = GETUSECS() + usecs;  in poll_start_utimer()
403 			usecs, repeat, (void *)func, (void *)arg, p - tims);  in poll_start_utimer()
405 	return p - tims;  in poll_start_utimer()