shell编程实例四实现文件拷贝

#!/bin/sh

if [ $# -ne 1 ]
then
 echo please input 1 argument
 exit
fi

if [  -d $HOME/$1 ]
then
 echo dirctory is exsit, copying...
else
 mkdir $HOME/$1
fi

flist=`ls`
for file in $flist
do
 cp $file $HOME/$1
done
echo copy done