2007-10-14 Ulrich Drepper <drepper@redhat.com>
+ * sysdeps/posix/getaddrinfo.c (struct sort_result): Add
+ service_order.
+ (rfc3484_sort): Make sure that even of qsort doesn't support
+ stable sorting it is stable by comparing service_order.
+ (getaddrinfo): Initialize service_order.
+
* include/time.h: Declare __tzset_parse_tz and __tzset_compute.
* time/tzset.c (tzset_internal): Break TZ string parsing out into
__tzset_parse_tz and updating of daylight, timezone, tzname into
{
struct addrinfo *dest_addr;
struct sockaddr_storage source_addr;
+ size_t service_order;
uint8_t source_addr_len;
bool got_source_addr;
uint8_t source_addr_flags;
}
- /* Rule 10: Otherwise, leave the order unchanged. */
- return 0;
+ /* Rule 10: Otherwise, leave the order unchanged. To ensure this
+ compare with the value indicating the order in which the entries
+ have been received from the services. NB: no two entries can have
+ the same order so the test will never return zero. */
+ return a1->service_order < a2->service_order ? -1 : 1;
}
{
results[i].dest_addr = q;
results[i].got_source_addr = false;
+ results[i].service_order = i;
/* If we just looked up the address for a different
protocol, reuse the result. */