HOWTO: Copy a filesystem on AIX

#!/usr/bin/ksh
cmd=$0
old=$1
new=$2

if [ $# != 2 ]
then
   echo Syntax: ${cmd} "<src_directory>" "<new_directory>"
   exit 1
fi

# since the directory names might be entered as relative to current directory
# change to each of the directories and set a full path name for each

#verify source directory exists
cd $old
if [ $? != 0 ]
then
   echo ${cmd}: cannot change directory to ${old}
   exit 1
fi
src=`pwd`
cd -

#verify target/destination directory exists
cd $new
if [ $? != 0 ]
then
   echo ${cmd}: cannot change directory to ${new}
   exit 1
fi
target=`pwd`
cd -

# perform copy
cd ${src}
find . | backup -if - | (cd ${target}; restore -xqf -)

# return the exit value of the command above
exit $?