postinst is in libgphoto2-2 2.4.13-1ubuntu1.
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 56 57 58 59 60 | #!/bin/sh
set -e
# Automatically added by dh_installudev
if [ "$1" = configure ]; then
	if [ -e "/etc/udev/rules.d/z60_libgphoto2-2.rules" ]; then
		echo "Preserving user changes to /etc/udev/rules.d/40-libgphoto2-2.rules ..."
		if [ -e "/etc/udev/rules.d/40-libgphoto2-2.rules" ]; then
			mv -f "/etc/udev/rules.d/40-libgphoto2-2.rules" "/etc/udev/rules.d/40-libgphoto2-2.rules.dpkg-new"
		fi
		mv -f "/etc/udev/rules.d/z60_libgphoto2-2.rules" "/etc/udev/rules.d/40-libgphoto2-2.rules"
	fi
fi
# End automatically added section
# Automatically added by dh_makeshlibs
if [ "$1" = "configure" ]; then
	ldconfig
fi
# End automatically added section
# Automatically added by dh_installdeb
dpkg-maintscript-helper rm_conffile /etc/udev/libgphoto2.rules 2.4.11-4 -- "$@"
# End automatically added section
# Automatically added by dh_installdeb
dpkg-maintscript-helper rm_conffile /etc/udev/rules.d/025_libgphoto2.rules 2.4.10.1-5 -- "$@"
# End automatically added section
# Automatically added by dh_installdeb
dpkg-maintscript-helper rm_conffile /etc/hotplug/usb/libgphoto2.usermap 2.4.11-4 -- "$@"
# End automatically added section
# Automatically added by dh_installdeb
dpkg-maintscript-helper rm_conffile /etc/udev/libgphoto2_generic_ptp_support.rules 2.4.10.1-5 -- "$@"
# End automatically added section
# Automatically added by dh_installdeb
dpkg-maintscript-helper rm_conffile /etc/udev/rules.d/025_libgphoto2.rules 2.4.11-4 -- "$@"
# End automatically added section
# Automatically added by dh_installdeb
dpkg-maintscript-helper rm_conffile /etc/udev/rules.d/020_libgphoto2_generic-ptp_support.rules 2.4.10.1-5 -- "$@"
# End automatically added section
PACKAGE="libgphoto2"
case "$1" in
    configure)
	# remove old fdi files
	rm -f /usr/share/hal/fdi/information/10freedesktop/10-camera-$PACKAGE.fdi
	rm -f /usr/share/hal/fdi/information/20thirdparty/$PACKAGE.fdi
	rm -f /usr/share/hal/fdi/information/10freedesktop/10-camera-$PACKAGE-device.fdi
	;;
    abort-upgrade|abort-remove|abort-deconfigure)
        ;;
    *)
        echo "postinst called with unknown argument \`$1'" >&2
        exit 1
        ;;
esac
exit 0
 |