From addc032756e338731c528d5868cf73b71ea2598e Mon Sep 17 00:00:00 2001
From: antirez <antirez@gmail.com>
Date: Sat, 10 Mar 2012 10:36:51 +0100
Subject: [PATCH] Added a top-function comment to rioWriteHashIteratorCursor()
 to better specify what the function does. Not immediately clear from the
 name.

---
 src/aof.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/aof.c b/src/aof.c
index 03e32491..64cd76d3 100644
--- a/src/aof.c
+++ b/src/aof.c
@@ -609,6 +609,12 @@ int rewriteSortedSetObject(rio *r, robj *key, robj *o) {
     return 1;
 }
 
+/* Write either the key or the value of the currently selected item of an hash.
+ * The 'hi' argument passes a valid Redis hash iterator.
+ * The 'what' filed specifies if to write a key or a value and can be
+ * either REDIS_HASH_KEY or REDIS_HASH_VALUE.
+ *
+ * The function returns 0 on error, non-zero on success. */
 static int rioWriteHashIteratorCursor(rio *r, hashTypeIterator *hi, int what) {
     if (hi->encoding == REDIS_ENCODING_ZIPLIST) {
         unsigned char *vstr = NULL;
-- 
2.45.2