src/hash.c (SetChannelTopic): Add the comment.
irc_topic(user, channel, topic);
} else {
for (n=0; n<tf_used; n++)
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;
}
if (tf_list[n](user, channel, old_topic))
break;
}