? ?echo -e "Please input the keyword behind the $0\.\n\n"
?? ?exit 0
fi

keyword=$1

dir=.
if [ "$2" != "" ]; then
?? ?dir=$2
fi

test ! -d $dir && echo -e "The $dir is not exist in your system\.\n\n" && exit 0

count=0
filelist=`ls -R $dir 2> /dev/null | grep -v '^$'`
for filename in $filelist
do
?? ?temp=`echo $filename | sed 's/:.*$//g'`
?? ?if [ "$filename" != "$temp" ]; then
?? ??? ?curdir=$temp
?? ??? ?#echo "current dir = $curdir"
?? ?else
?? ??? ?filetype=`file $curdir/$filename | grep "text"`
?? ??? ?if [ "$filetype" != "" ]; then
?? ??? ??? ?temp=`grep $keyword $curdir/$filename 2> /dev/null`
?? ??? ??? ?#echo $curdir/$filename
?? ??? ??? ?if [ "$temp" != "" ]; then
?? ??? ??? ??? ?echo $curdir/$filename
?? ??? ??? ??? ?count=$(($count+1))
?? ??? ??? ?fi
?? ??? ?fi
?? ?fi
done

echo -e "\n\nTotal: $count"
echo -e "Done"

文件保存为myfind.sh
执行：chmod u+x myfind.sh
例如：
myfind.sh cs /home/zk
在/home/zk目录下查找包含cs的字符