File名の加工 bash

basename, dirname使用しない.

#!/bin/bash

set -eu

logDate=`date +"%y%m%d_%H%M%S"`

fpath=${1}
fdir="${fpath%/*}"
fname_ext="${fpath##*/}"
fname_noext="${fname_ext%.*}"
fext="${fpath##*.}"

echo "$fpath ==>"
echo $fdir
echo $fname_ext
echo $fname_noext
echo $fext

echo "cp -p ${fpath} ${fdir}/${fname_noext}_${logDate}.${fext}"

#cp -p ${fpath} ${fdir}/${fname_noext}_${logDate}.${fext}

exit 0