#!/bin/sh -x
#
# this script is /etc/init.d/postgresql
#
# this script should be linked to the following startup files, like
# this:
#    ln /etc/init.d/postgresql /etc/rc0.d/K03postgresql
#    ln /etc/init.d/postgresql /etc/rc1.d/K03postgresql
#    ln /etc/init.d/postgresql /etc/rc2.d/K03postgresql
#    ln /etc/init.d/postgresql /etc/rcS.d/K03postgresql
#    ln /etc/init.d/postgresql /etc/rc3.d/S90postgresql

B=/usr/local/pgsql/bin
D=/disk/a/pgsql
L=logfile
PGUSER=postgres

if [ ! -d ${B} ]; then			# /usr not mounted
	exit 0
fi

# Start/stop processes required for PostgreSQL

case "$1" in
'start')

	if [ -d ${D} ]; then
		# stupid log rolling...
		if [ -f ${D}/${L}.5 ]; then
			mv ${D}/${L}.5 ${D}/${L}.6
		fi
		if [ -f ${D}/${L}.4 ]; then
			mv ${D}/${L}.4 ${D}/${L}.5
		fi
		if [ -f ${D}/${L}.3 ]; then
			mv ${D}/${L}.3 ${D}/${L}.4
		fi
		if [ -f ${D}/${L}.2 ]; then
			mv ${D}/${L}.2 ${D}/${L}.3
		fi
		if [ -f ${D}/${L}.1 ]; then
			mv ${D}/${L}.1 ${D}/${L}.2
		fi
		if [ -f ${D}/${L}.0 ]; then
			mv ${D}/${L}.0 ${D}/${L}.1
		fi
		su - ${PGUSER} -c "cd ${D} && ${B}/postmaster -D ${D} > ${L}.0 2>&1 &"
	fi
	;;

'stop')
	/usr/bin/pkill -u ${PGUSER} -o
	;;
*)
	echo "Usage: $0 { start | stop }"
	;;
esac