From cab21782b4bb80ce7f9fa4ea13857bc4fc725c02 Mon Sep 17 00:00:00 2001
From: Jeremy Latt <jeremy.latt@gmail.com>
Date: Thu, 10 Apr 2014 11:53:34 -0700
Subject: [PATCH] fix crash in whowas circular buffer

---
 irc/constants.go |  2 +-
 irc/whowas.go    | 12 ++++++------
 2 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/irc/constants.go b/irc/constants.go
index cb604680..273c8ef8 100644
--- a/irc/constants.go
+++ b/irc/constants.go
@@ -1,7 +1,7 @@
 package irc
 
 const (
-	SEM_VER       = "ergonomadic-1.4.2"
+	SEM_VER       = "ergonomadic-1.4.3"
 	CRLF          = "\r\n"
 	MAX_REPLY_LEN = 512 - len(CRLF)
 
diff --git a/irc/whowas.go b/irc/whowas.go
index e1a4686c..b8c4b2f2 100644
--- a/irc/whowas.go
+++ b/irc/whowas.go
@@ -2,8 +2,8 @@ package irc
 
 type WhoWasList struct {
 	buffer []*WhoWas
-	start  uint
-	end    uint
+	start  int
+	end    int
 }
 
 type WhoWas struct {
@@ -26,9 +26,9 @@ func (list *WhoWasList) Append(client *Client) {
 		hostname: client.hostname,
 		realname: client.realname,
 	}
-	list.end = (list.end + 1) % uint(len(list.buffer))
+	list.end = (list.end + 1) % len(list.buffer)
 	if list.end == list.start {
-		list.start = (list.end + 1) % uint(len(list.buffer))
+		list.start = (list.end + 1) % len(list.buffer)
 	}
 }
 
@@ -46,10 +46,10 @@ func (list *WhoWasList) Find(nickname Name, limit int64) []*WhoWas {
 	return results
 }
 
-func (list *WhoWasList) prev(index uint) uint {
+func (list *WhoWasList) prev(index int) int {
 	index -= 1
 	if index < 0 {
-		index += uint(len(list.buffer))
+		index += len(list.buffer)
 	}
 	return index
 }