# Need to make backups of some executables if an upgrade# They will be needed to do a dump of the old version's database.# All output redirected to /dev/null.exec&>/dev/null
if[$1-gt1-a-d/usr/lib/pgsql]
then
if[!-d/usr/lib/pgsql/backup];then
mkdir-p/usr/lib/pgsql/backup
fi
cd/usr/bin
cp-fppg_dumppg_dumpallpsql/usr/lib/pgsql/backup||:
fi