35 static DescriptorMap *sDescriptors;  variable
487 	if (!sDescriptors)  in get_descriptor()
489 	DescriptorMap::iterator it = sDescriptors->find(fd);  in get_descriptor()
490 	if (it == sDescriptors->end())  in get_descriptor()
499 	if (!sDescriptors)  in add_descriptor()
500 		sDescriptors = new DescriptorMap;  in add_descriptor()
508 			sDescriptors->find(fd) != sDescriptors->end();  in add_descriptor()
513 	(*sDescriptors)[fd] = descriptor;  in add_descriptor()
523 	DescriptorMap::iterator it = sDescriptors->find(fd);  in delete_descriptor()
524 	if (it == sDescriptors->end())  in delete_descriptor()
529 	sDescriptors->erase(it);  in delete_descriptor()
531 	if (sDescriptors->size() == 0) {  in delete_descriptor()
532 		delete sDescriptors;  in delete_descriptor()
533 		sDescriptors = NULL;  in delete_descriptor()