diff --git a/configure.sh b/configure.sh
index a8911c7..14382b3 100755
--- a/configure.sh
+++ b/configure.sh
@@ -1,12 +1,45 @@
 #!/bin/bash
 # 获取当前文件夹地址
 folderAddress=`pwd`
-# 指定安装地址 若不存在则建立 同时将路径添加到环境变量中
+# 获取当前用户的根目录
+userAddress=`echo $HOME`
+# 指定安装地址 若不存在则建立
 objectAddress="/usr/local/sbin"
 if [[ ! -d $objectAddress ]]; then
 	mkdir $objectAddress
-	export PATH=$PATH:$objectAddress
 fi
+# 添加安装路径到环境变量中 首先获取当前的环境变量 若安装路径已存在于环境变量中则跳过 否则添加安装地址到环境变量中
+allPATH=`echo $PATH`
+if [[ `echo ${allPATH} | grep "${objectAddress}"` ]]; then
+	echo "The installation address is already added to \$PATH. Nothing to be done."
+else
+	breaked=no
+	# 几个经常使用的用户配置文件
+	profileAddress=("${userAddress}/.bash_profile" "${userAddress}/.profile" "${userAddress}/.zshrc")
+	for one_address in ${profileAddress[@]}; do
+		if [[ -f ${one_address} ]]; then
+			echo "adding the installation address to ${one_address}"
+			cat <<- EOF >> ${one_address}
+				# this is added by configure.sh of shell-template (zhangyi.cugwuhan@gmail.com)
+				export PATH=${objectAddress}:\$PATH
+			EOF
+			source ${one_address}
+			breaked=yes
+			break
+		fi
+	done
+	# 预设的用户配置文件都不存在 则新建一个.bash_profile文件 添加环境变量
+	if [[ ${breaked} == "no" ]]; then
+		echo "made file ${userAddress}/.bash_profile"
+		echo "adding the installation address to ${userAddress}/.bash_profile"
+		cat <<- EOF > ${userAddress}/.bash_profile
+			# this is added by configure.sh of shell-template (zhangyi.cugwuhan@gmail.com)
+			export PATH=${objectAddress}:\$PATH
+		EOF
+		source ${userAddress}/.bash_profile
+	fi
+fi
+
 #找到所有后缀名为.sh的脚本名称 存入数组
 scriptName=( `ls *.sh` )
 for element in ${scriptName[@]}; do
@@ -15,7 +48,7 @@ for element in ${scriptName[@]}; do
 		objectName=${element%.*}
 		#若链接不存在 则建立
 		if [[ ! -L ${objectAddress}/${objectName} ]]; then
-			printf "creating links for "$objectName"... "
+			printf "creating links for " $objectName "... "
 			ln -s ${folderAddress}/${element} ${objectAddress}/${objectName}
 			printf "done\n"
 		fi