freebsd-ports/net/netatalk/pkg-install

#!/bin/sh

# Check whether config files exist already, and copy the distribution ones
# if not. Warn the user if the existing ones differ from the distribution,
# so changes in the distribution can be merged.

checkfile() {
	diff -bBqw $1 $1.dist >/dev/null 2>&1
	case $? in
		0)	# config file exists, but is the same
			;;
		1)	# config file exists and differs
			echo "** Make sure $1 is in sync with this version"; 
			echo "   of the port.  See $1.dist for details."; 
			;;
		*)	# no config file exists, copy it
			install -c -m 644 $1.dist $1
			;;
	esac
}

case $2 in
	POST-INSTALL)
		cd ${PKG_PREFIX}
		checkfile ${PKG_PREFIX}/etc/AppleVolumes.default
		checkfile ${PKG_PREFIX}/etc/AppleVolumes.system

		# install man page aliases
		cd man
		if [ -f man1/megatron.1.gz ]; then
			MANEXT=.gz
		fi
		for i in hqx2bin macbinary single2bin unbin unhex unsingle; do
			ln -f man1/megatron.1${MANEXT} man1/$i.1${MANEXT}
		done
		for i in nbplkup nbprgstr nbpunrgstr; do
			ln -f man1/nbp.1${MANEXT} man1/$i.1${MANEXT}
		done
		ln -f man1/pap.1${MANEXT} man1/papstatus.1${MANEXT}
		;;
esac