diff options
| -rw-r--r-- | lib/linklist.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/linklist.h b/lib/linklist.h index ace6dee3..331135fe 100644 --- a/lib/linklist.h +++ b/lib/linklist.h @@ -36,7 +36,12 @@ struct list { struct listnode *head; struct listnode *tail; + /* invariant: count is the number of listnodes in the list */ unsigned int count; + /* + * Returns -1 if val1 < val2, 0 if equal?, 1 if val1 > val2. + * Used as definition of sorted for listnode_add_sort + */ int (*cmp) (void *val1, void *val2); void (*del) (void *val); }; |