Shell文件中查找图片文件

#!/bin/sh  
#
#脚本用于文件夹中图片资源的查找相应的资源
function getdir(){
    # echo $1
    
    for file in $1/*
    do
    if test -f $file
    then
        suffix=.png
        if [[  $file == *$suffix  ]]; then
            # echo "222"
            cp $file $storeDir
        fi
        arr=(${arr[*]} $file)
    else
        getdir $file
    fi
    done
}

# 获取当前文件夹
this_dir=`pwd`
# echo "$this_dir ,当前文件夹"
dirname $0|grep "^/" >/dev/null
if [ $? -eq 0 ];then
    this_dir=`dirname $0`
else
    dirname $0|grep "^\." >/dev/null
     retval=$?
if [ $retval -eq 0 ];then
    this_dir=`dirname $0|sed "s#^.#$this_dir#"`
else
    this_dir=`dirname $0|sed "s#^#$this_dir/#"`
fi
 fi 
 echo $this_dir
echo "请输入存储图片的文件夹名称按Enter结束:"
read storeDir
cd ..
if [ ! -d $storeDir ]; then
   mkdir $storeDir
fi 
getdir $this_dir
```