483   file_handler *file_ptr;  in create_file_handler()  local
487   for (file_ptr = gdb_notifier.first_file_handler; file_ptr != NULL;  in create_file_handler()
488        file_ptr = file_ptr->next_file)  in create_file_handler()
490       if (file_ptr->fd == fd)  in create_file_handler()
496   if (file_ptr == NULL)  in create_file_handler()
498       file_ptr = (file_handler *) xmalloc (sizeof (file_handler));  in create_file_handler()
499       file_ptr->fd = fd;  in create_file_handler()
500       file_ptr->ready_mask = 0;  in create_file_handler()
501       file_ptr->next_file = gdb_notifier.first_file_handler;  in create_file_handler()
502       gdb_notifier.first_file_handler = file_ptr;  in create_file_handler()
546   file_ptr->proc = proc;  in create_file_handler()
547   file_ptr->client_data = client_data;  in create_file_handler()
548   file_ptr->mask = mask;  in create_file_handler()
556   file_handler *file_ptr, *prev_ptr = NULL;  in delete_file_handler()  local
565   for (file_ptr = gdb_notifier.first_file_handler; file_ptr != NULL;  in delete_file_handler()
566        file_ptr = file_ptr->next_file)  in delete_file_handler()
568       if (file_ptr->fd == fd)  in delete_file_handler()
572   if (file_ptr == NULL)  in delete_file_handler()
604       if (file_ptr->mask & GDB_READABLE)  in delete_file_handler()
606       if (file_ptr->mask & GDB_WRITABLE)  in delete_file_handler()
608       if (file_ptr->mask & GDB_EXCEPTION)  in delete_file_handler()
630   file_ptr->mask = 0;  in delete_file_handler()
633   if (file_ptr == gdb_notifier.first_file_handler)  in delete_file_handler()
634     gdb_notifier.first_file_handler = file_ptr->next_file;  in delete_file_handler()
638 	   prev_ptr->next_file != file_ptr;  in delete_file_handler()
641       prev_ptr->next_file = file_ptr->next_file;  in delete_file_handler()
643   xfree (file_ptr);  in delete_file_handler()
653   file_handler *file_ptr;  in handle_file_event()  local
662   for (file_ptr = gdb_notifier.first_file_handler; file_ptr != NULL;  in handle_file_event()
663        file_ptr = file_ptr->next_file)  in handle_file_event()
665       if (file_ptr->fd == event_file_desc)  in handle_file_event()
681 	      mask = (file_ptr->ready_mask & file_ptr->mask) |  in handle_file_event()
682 		(file_ptr->ready_mask & error_mask);  in handle_file_event()
690 		    printf_unfiltered ("Hangup detected on fd %d\n", file_ptr->fd);  in handle_file_event()
692 		    printf_unfiltered ("Error detected on fd %d\n", file_ptr->fd);  in handle_file_event()
694 		    printf_unfiltered ("Invalid or non-`poll'able fd %d\n", file_ptr->fd);  in handle_file_event()
695 		  file_ptr->error = 1;  in handle_file_event()
698 		file_ptr->error = 0;  in handle_file_event()
706 	      if (file_ptr->ready_mask & GDB_EXCEPTION)  in handle_file_event()
708 		  printf_unfiltered ("Exception condition detected on fd %d\n", file_ptr->fd);  in handle_file_event()
709 		  file_ptr->error = 1;  in handle_file_event()
712 		file_ptr->error = 0;  in handle_file_event()
713 	      mask = file_ptr->ready_mask & file_ptr->mask;  in handle_file_event()
717 	  file_ptr->ready_mask = 0;  in handle_file_event()
721 	    (*file_ptr->proc) (file_ptr->error, file_ptr->client_data);  in handle_file_event()
737   file_handler *file_ptr;  in gdb_wait_for_event()  local
802 	  for (file_ptr = gdb_notifier.first_file_handler;  in gdb_wait_for_event()
803 	       file_ptr != NULL;  in gdb_wait_for_event()
804 	       file_ptr = file_ptr->next_file)  in gdb_wait_for_event()
806 	      if (file_ptr->fd == (gdb_notifier.poll_fds + i)->fd)  in gdb_wait_for_event()
810 	  if (file_ptr)  in gdb_wait_for_event()
814 	      if (file_ptr->ready_mask == 0)  in gdb_wait_for_event()
816 		  file_event_ptr = create_file_event (file_ptr->fd);  in gdb_wait_for_event()
821 	  file_ptr->ready_mask = (gdb_notifier.poll_fds + i)->revents;  in gdb_wait_for_event()
830       for (file_ptr = gdb_notifier.first_file_handler;  in gdb_wait_for_event()
831 	   (file_ptr != NULL) && (num_found > 0);  in gdb_wait_for_event()
832 	   file_ptr = file_ptr->next_file)  in gdb_wait_for_event()
836 	  if (FD_ISSET (file_ptr->fd, &gdb_notifier.ready_masks[0]))  in gdb_wait_for_event()
838 	  if (FD_ISSET (file_ptr->fd, &gdb_notifier.ready_masks[1]))  in gdb_wait_for_event()
840 	  if (FD_ISSET (file_ptr->fd, &gdb_notifier.ready_masks[2]))  in gdb_wait_for_event()
851 	  if (file_ptr->ready_mask == 0)  in gdb_wait_for_event()
853 	      file_event_ptr = create_file_event (file_ptr->fd);  in gdb_wait_for_event()
856 	  file_ptr->ready_mask = mask;  in gdb_wait_for_event()