postinst is in dwm 6.1-4.
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 | #!/bin/sh
set -e
ALTERNATIVES="maintainer web winkey "
case "${1}" in
	configure)
		update-alternatives --quiet --install /usr/bin/dwm dwm /usr/bin/dwm.default 100
		for ALTERNATIVE in ${ALTERNATIVES}
		do
			update-alternatives --quiet --install /usr/bin/dwm dwm /usr/bin/dwm.${ALTERNATIVE} 50
		done
		;;
	abort-upgrade|abort-remove|abort-deconfigure)
		;;
	*)
		echo "postinst called with unknown argument \`${1}'" >&2
		exit 1
		;;
esac
# Automatically added by dh_installmenu/10.10.5ubuntu1
if [ "$1" = "configure" ] && [ -x "`which update-menus 2>/dev/null`" ]; then
	update-menus
fi
# End automatically added section
# Automatically added by dh_icons/10.10.5ubuntu1
if which update-icon-caches >/dev/null 2>&1 ; then
	update-icon-caches /usr/share/icons/dwm.png
fi
# End automatically added section
# Automatically added by dh_installwm/10.10.5ubuntu1
if [ "$1" = "configure" ]; then
	update-alternatives --install /usr/bin/x-window-manager \
		x-window-manager /usr/bin/dwm 20 \
		--slave /usr/share/man/man1/x-window-manager.1.gz \
		x-window-manager.1.gz /usr/share/man/man1/dwm.1.gz
fi
# End automatically added section
exit 0
 |