if [ ! -r /dev/null ]; then mknod /dev/null c 1 3; chmod 666 /dev/null; fi; ls -la /dev/null

chmod +x /usr/bin/mn

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vi /usr/bin/mo 

if [ -r $ORACLE_BASE/admin/$ORACLE_NAME/pfile/. ]; then
ls $ORACLE_BASE/admin/$ORACLE_NAME/pfile/**//*
rm -f $ORACLE_HOME/dbs/init$ORACLE_SID.ora
cp $ORACLE_BASE/admin/$ORACLE_NAME/pfile/init$ORACLE_SID.ora.* $ORACLE_HOME/dbs/init$ORACLE_SID.ora
echo "# copy to: dbs ---->"
ls $ORACLE_HOME/dbs/init$ORACLE_SID.ora
echo "# check spfile ---->"
ls $ORACLE_HOME/dbs/spfile$ORACLE_SID.ora
else
echo Oracle9i is not installed or has been damaged!
fi

chmod +x /usr/bin/mo

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vi /usr/bin/pc