# HG changeset patch
# User Matti Hamalainen <ccr@tnsp.org>
# Date 1288879202 -7200
# Node ID 701c54a454668912ed358bee5e044ab8556bbdf4
# Parent  cc1cc49d26f02c3197a9e6151febd6362dbd06ab
Fix matching of usernames against hash. In some cases after the last match the function would not go back to the first match.

diff -r cc1cc49d26f0 -r 701c54a45466 libnnchat.c
--- a/libnnchat.c	Thu Nov 04 15:55:37 2010 +0200
+++ b/libnnchat.c	Thu Nov 04 16:00:02 2010 +0200
@@ -653,6 +653,18 @@
 }
 
 
+static nn_user_t *nn_user_match_do(nn_user_t *list, const char *pattern, size_t len)
+{
+    nn_user_t *curr = list;
+    while (curr != NULL) {
+        if (len <= strlen(curr->name) && strncasecmp(curr->name, pattern, len) == 0)
+            return curr;
+        curr = curr->next;
+    }
+    return NULL;
+}
+
+
 nn_user_t *nn_user_match(const nn_userhash_t *list, const char *pattern, const char *current, BOOL again)
 {
     uint8_t hash;
@@ -675,18 +687,13 @@
                 }
                 curr = curr->next;
             }
-            if (found != NULL)
-                curr = found;
-            else
-                curr = list->buckets[hash];
+            
+            if (found != NULL && (found = nn_user_match_do(found, pattern, len)) != NULL)
+                return found;
         }
-        
 
-        while (curr != NULL) {
-            if (len <= strlen(curr->name) && strncasecmp(curr->name, pattern, len) == 0)
-                return curr;
-            curr = curr->next;
-        }
+        if ((curr = nn_user_match_do(list->buckets[hash], pattern, len)) != NULL)
+            return curr;
     }
     
     return NULL;