prerm is in gforge-shell-postgresql 5.1.1-2.
This file is a maintainer script. It is executed when installing (*inst) or removing (*rm) the package.
The actual contents of the file can be viewed below.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 | #! /bin/sh
# prerm script for gforge
#
# see: dh_installdeb(1)
set -e
# summary of how this script can be called:
#        * <prerm> `remove'
#        * <old-prerm> `upgrade' <new-version>
#        * <new-prerm> `failed-upgrade' <old-version>
#        * <conflictor's-prerm> `remove' `in-favour' <package> <new-version>
#        * <deconfigured's-prerm> `deconfigure' `in-favour'
#          <package-being-installed> <version> `removing'
#          <conflicting-package> <version>
# for details, see /usr/share/doc/packaging-manual/
. /usr/share/debconf/confmodule
case "$1" in
    remove)
	db_title "Unconfiguring FusionForge"
        # Unpatch Slapd configuration files
	/usr/share/gforge/bin/install-nsspgsql.sh purge-files
	ucf --debconf-ok /etc/nss-pgsql.conf.gforge-new /etc/nss-pgsql.conf
	ucf --debconf-ok /etc/nss-pgsql-root.conf.gforge-new /etc/nss-pgsql-root.conf
	ucf --debconf-ok /etc/nsswitch.conf.gforge-new /etc/nsswitch.conf
	rm /etc/nss-pgsql.conf.gforge-new
	rm /etc/nss-pgsql-root.conf.gforge-new
	rm /etc/nsswitch.conf.gforge-new
	ucf --purge /etc/nss-pgsql.conf
	ucfr --purge gforge-shell-postgresql /etc/nss-pgsql.conf
	ucf --purge /etc/nss-pgsql-root.conf
	ucfr --purge gforge-shell-postgresql /etc/nss-pgsql-root.conf
	ucf --purge /etc/nsswitch.conf
	ucfr --purge gforge-shell-postgresql /etc/nsswitch.conf
	# Clean debconf after ourselves
	db_stop
	;;
    upgrade|deconfigure|failed-upgrade)
        ;;
    *)
        echo "prerm called with unknown argument \`$1'" >&2
        exit 0
    ;;
esac
# dh_installdeb will replace this with shell code automatically
# generated by other debhelper scripts.
exit 0
 |