From: Michael Poole <mdpoole@troilus.org>
Date: Sat, 3 Jan 2009 20:37:28 +0000 (-0500)
Subject: Add a comment on why topic change handlers return int.
X-Git-Url: http://git.pk910.de/?p=srvx.git;a=commitdiff_plain;h=477e115eff9ec8da9de329ec5c42974532e8c4b6

Add a comment on why topic change handlers return int.

src/hash.c (SetChannelTopic): Add the comment.
---

diff --git a/src/hash.c b/src/hash.c
index 5cb7b0c..a4dd6fb 100644
--- a/src/hash.c
+++ b/src/hash.c
@@ -702,6 +702,10 @@ SetChannelTopic(struct chanNode *channel, struct userNode *user, const char *top
         irc_topic(user, channel, topic);
     } else {
         for (n=0; n<tf_used; n++)
+            /* A topic change handler can return non-zero to indicate
+             * that it has reverted the topic change, and that further
+             * hooks should not be called.
+             */
             if (tf_list[n](user, channel, old_topic))
                 break;
     }