SHELL指令碼批量修改檔案中的某一個字串（不帶矯正，不修改elf檔案）

#!/bin/sh#******************************************************************************#           Change "/bin/sh" to "/system/bin/sh"##*****************************************************************************/if [ $UID != 0 ]then        echo "FAILED: Must have root access to execute this script"        exit 0fi[ $# -ne 1 ] &&{echo "usage: sudo ./${0##*/} <path>"exit 0 }echo " "echo "grep -l -R \"/bin/sh\" $1 ..."echo " "files=$(grep -l -R "/bin/sh" $1 | sort)echo "start to  manipulate files: "echo " "for i in $files    do    {filemeta=$(file $i | grep [eE][lL][fF])#echo $filemeta#echo $iif [ -z "$filemeta" ] then    echo $(file $i)    sed -e "s/\/bin\/sh/\/system\/bin\/sh/g" $i > ${i}_bak; mv  ${i}_bak $i    chmod 777 $i    objectfile=`grep "/bin/sh" $i`    echo $objectfilefi    }     done