为了便于在当前目录下查找某些文件，替换其中的某些字符串，编写了一个简单脚本。其实第一个参数可以不需要，默认为当前路径即可。
脚本名：rs，意为replace string
View Code
1 # replace strings in multiple files 2 if [ $# -ne 4 ] 3 then 4 echo "usage: $0 work_folder file_filter str1 str2" 5 echo " If you want to use blank instead of str1, set str2 as \"__null__\"" 6 exit 1 7 fi 8 9 workdir=$1 10 filename=$2 11 from_str=$3 12 to_str=$4 13 14 #echo "to_str=$to_str" 15 if [ $to_str = "__null__" ] 16 then 17 to_str="" 18 fi 19 #echo "to_str=$to_str" 20 21 if [ ! -d $workdir ] 22 then 23 echo "[Error]: work folder [$workdir] does not exist" 24 exit 2 25 fi 26 27 num=`find $workdir -name "*$filename*" -print|wc -l` 28 29 if [ $num -le 0 ] 30 then 31 echo "[Error]: there is no [$filename] in [$workdir]" 32 exit 3 33 fi 34 35 find $workdir -name "*$filename*" -print| while read ff 36 do 37 echo "Processing $ff..." 38 if [ -f $ff ] 39 then 40 sed -i "s/$from_str/$to_str/g" $ff 41 else 42 echo "[Info]: Ignore non-regular file $ff" 43 fi 44 done 45 46 echo "Done!"
