Update CAS on non-replace incr/decr.

This fixes a problem reported as bug 15 where incr and decr do not
change CAS values when they aren't completely replacing the item
(which is the typical case).

http://code.google.com/p/memcached/issues/detail?id=15

1 files changed, 2 insertions, 0 deletions

diff --git a/items.h b/items.h
index 660cc8a..0c680a2 100644
--- a/items.h
+++ b/items.h
@@ -1,5 +1,7 @@
 /* See items.c */
 void item_init(void);
+uint64_t get_cas_id(void);
+
 /*@null@*/
 item *do_item_alloc(char *key, const size_t nkey, const int flags, const rel_time_t exptime, const int nbytes);
 void item_free(item *it);