간단한 주석좀?

이게 뭐하는 프로그램인지..??

간단한 주석좀 부탁합니다..급한거라..

#---------------------------------------------------------*
# PROGRAM ID dl_pumyi_list.bat *
# DESCRIPTION Daily Tuja Insa Data Update *
# DATE 2000.03.08 *
#---------------------------------------------------------*
# MODIFICATIONS *
#---------------------------------------------------------*
# Set up file permission
umask 002

# Set up the Oracle Environments
HOSTNAME=`hostname`;export HOSTNAME
ORACLE_SID=MANG;export ORACLE_SID
ORACLE_HOME=/oracle/MANG/oracle; export ORACLE_HOME
NLS_LANG=american_america.ko16ksc5601;export NLS_LANG

# change directory
cd /home/impcomm/bin

# Set up the Path

PATH=./home/impcomm/bin/home/impcomm/bat/home/impcomm/lib/home/im
pcomm/include$PATH

# Batch Program Start Now
if [ "$1" = "" ]
then
echo "CANNOT EXECUTE !!"
echo "USAGE cs_dl_pumyi_list.bat pum_no"
echo
exit 0
fi
dl_pumyi_list $1

x=`date '+%Y%m%d%H%M'`

# backup
if [ "/home/impcomm/doc/doc_bpumyi.$x" = "" ]

cp /home/impcomm/bin/doc_bpumyi /home/impcomm/doc/doc_bpumyi.$x
cp /home/impcomm/bin/doc_hlist /home/impcomm/doc/doc_hlist.$x

cp /home/impcomm/bin/doc_adetail /home/impcomm/doc/doc_adetail.$x

cp /home/impcomm/bin/doc_bdetail /home/impcomm/doc/doc_bdetail.$x
then

cat /home/impcomm/doc/doc_bpumyi.$x /home/impcomm/bin/doc_bpumyi
> /home/impcomm/doc/doc_bpumyi.tmp$x

cat /home/impcomm/doc/doc_hlist.$x /home/impcomm/bin/doc_hlist
> /home/impcomm/doc/doc_hlist.tmp$x

cat /home/impcomm/doc/doc_adetail.$x /home/impcomm/bin/doc_adetail
> /home/impcomm/doc/doc_adetail.tmp$x

cat /home/impcomm/doc/doc_bdetail.$x /home/impcomm/bin/doc_bdetail
> /home/impcomm/doc/doc_bdetail.tmp$x

mv /home/impcomm/doc/doc_bpumyi.tmp$x /home/impcomm/doc/doc_bpumyi.$x

mv /home/impcomm/doc/doc_hlist.tmp$x /home/impcomm/doc/doc_hlist.$x

mv /home/impcomm/doc/doc_adetail.tmp$x /home/impcomm/doc/doc_adetail.
$x

mv /home/impcomm/doc/doc_bdetail.tmp$x /home/impcomm/doc/doc_bdetail.
$x
fi

cd /home/impcomm/bat

ftp_put_test.bat*

cd /home/impcomm/bin

# End Of Shell Program