From 9240258dc9d3be77614bcdfc6fa0fc3b610b3d6b Mon Sep 17 00:00:00 2001
From: Xiang Li <xiang.li@coreos.com>
Date: Wed, 14 Aug 2013 10:43:29 -0700
Subject: [PATCH] use var()

---
 etcd.go | 28 +++++++++++++++-------------
 1 file changed, 15 insertions(+), 13 deletions(-)

diff --git a/etcd.go b/etcd.go
index 211184f5f..f24366f33 100644
--- a/etcd.go
+++ b/etcd.go
@@ -19,28 +19,30 @@ import (
 //
 //------------------------------------------------------------------------------
 
-var verbose bool
-var veryVerbose bool
+var (
+	verbose     bool
+	veryVerbose bool
 
-var machines string
-var machinesFile string
+	machines     string
+	machinesFile string
 
-var cluster []string
+	cluster []string
 
-var argInfo Info
-var dirPath string
+	argInfo Info
+	dirPath string
 
-var force bool
+	force bool
 
-var maxSize int
+	maxSize int
 
-var snapshot bool
+	snapshot bool
 
-var retryTimes int
+	retryTimes int
 
-var maxClusterSize int
+	maxClusterSize int
 
-var cpuprofile string
+	cpuprofile string
+)
 
 func init() {
 	flag.BoolVar(&verbose, "v", false, "verbose logging")