쉘 스크립트로 가능한것들..?

#!/bin/bash
 
# for CVS/Root
declare -r VICTIM_DIR="CVS"
declare -r VICTIM_FILE="Root"
 
replace_CVS_host()
{
   local F
   local OLD_IFS
   local NEWHOST
 
   # :pserver:aaa@bbb.com:/mnt/cvs
   local A
   local TYPE="A[1]"
   local ACCOUNT="A[2]"
   local CVSHOST="A[3]"
   local CVSROOT="A[4]"
 
   NEWHOST=${1}
   F=${2}
 
   read A < ${F}
   OLD_IFS=${IFS}
   IFS=':@'
   A=(${A})
   IFS=${OLD_IFS}
 
   echo :${!TYPE}:${!ACCOUNT}@${NEWHOST}:${!CVSROOT} > ${F} || return 0
   return 1
}
 
check_and_process_file()
{
   local D
   local F
   local NEWHOST=${1}
   local COUNT=0
 
   while read D
   do
     F="${D}/${VICTIM_FILE}"
     [ ! -f ${F} ] && continue
     replace_CVS_host ${NEWHOST} $F
     COUNT=$((COUNT + $?))
   done
   return ${COUNT}
}
 
my_find_dir()
{
   local DNAME=${1}
   local A=$(echo *)
   local E
 
   for E in ${A}
   do
      pushd ${E} > /dev/null 2>&1
      [ $? != 0 ] && continue;
      [ x${E} == x${DNAME} ] && echo ${PWD} || my_find_dir ${DNAME}
      popd > /dev/null 2>&1
   done
}
 
NEWHOST=${1:?"<newhost> [topdir]"}
TOPDIR=${2:-"./"}
 
pushd ${TOPDIR} > /dev/null || exit 1
my_find_dir ${VICTIM_DIR} | check_and_process_file ${NEWHOST}
echo "${PWD}: $? files"
popd > /dev/null

$ find ./ -name CVS -type d -exec \
 bash -c "read A < {}/Root;echo ${A/pserver:*@*:/pserver:new@new.addr:} > {}/Root" \;