From 1f8022d4adec1f35e2a2d33fce0e3cad122c997d Mon Sep 17 00:00:00 2001
From: Unknown <joe2010xtmf@163.com>
Date: Mon, 9 Sep 2013 16:43:48 -0400
Subject: [PATCH] compatiable for old version

---
 log.go | 18 ++++++++++++------
 1 file changed, 12 insertions(+), 6 deletions(-)

diff --git a/log.go b/log.go
index 6f768f7d..d508a5a6 100644
--- a/log.go
+++ b/log.go
@@ -1,6 +1,8 @@
 package beego
 
 import (
+	"strings"
+
 	"github.com/astaxie/beego/logs"
 )
 
@@ -35,30 +37,34 @@ func SetLogger(adaptername string, config string) {
 
 // Trace logs a message at trace level.
 func Trace(v ...interface{}) {
-	BeeLogger.Trace("%v", v...)
+	BeeLogger.Trace(generateFmtStr(len(v)), v...)
 }
 
 // Debug logs a message at debug level.
 func Debug(v ...interface{}) {
-	BeeLogger.Debug("%v", v...)
+	BeeLogger.Debug(generateFmtStr(len(v)), v...)
 }
 
 // Info logs a message at info level.
 func Info(v ...interface{}) {
-	BeeLogger.Info("%v", v...)
+	BeeLogger.Info(generateFmtStr(len(v)), v...)
 }
 
 // Warning logs a message at warning level.
 func Warn(v ...interface{}) {
-	BeeLogger.Warn("%v", v...)
+	BeeLogger.Warn(generateFmtStr(len(v)), v...)
 }
 
 // Error logs a message at error level.
 func Error(v ...interface{}) {
-	BeeLogger.Error("%v", v...)
+	BeeLogger.Error(generateFmtStr(len(v)), v...)
 }
 
 // Critical logs a message at critical level.
 func Critical(v ...interface{}) {
-	BeeLogger.Critical("%v", v...)
+	BeeLogger.Critical(generateFmtStr(len(v)), v...)
+}
+
+func generateFmtStr(n int) string {
+	return strings.Repeat("%v ", n)
 }