gistfile1.sh

$ printf '%s\n\n%s' '#!/bin/bash' 'su postgres -c "/opt/local/lib/postgresql94/bin/pg_ctl -D /opt/local/var/db/postgresql94/defaultdb -l /opt/local/var/db/postgresql94/defaultdb/postgresql.log start"' > ~/bin/pg_start.sh
$ chmod +x ~/bin/pg_start.sh
$ printf '%s\n\n%s' '#!/bin/bash' 'sudo su postgres -c "/opt/local/lib/postgresql94/bin/pg_ctl -D /opt/local/var/db/postgresql94/defaultdb stop"' > ~/bin/pg_stop.sh
$ chmod +x ~/bin/pg_stop.sh