freebsd-ports/sysutils/fcron/pkg-install

#!/bin/sh

if [ "$2" = PRE-INSTALL ]; then
	user=fcron
	group=fcron
	uid=247
	gid=247

	if /usr/sbin/pw groupshow $group 2>/dev/null; then
		echo "Using already existing group \"$group\"."
	else
		if /usr/sbin/pw groupadd $group -g $gid; then
			echo "Added group \"$group\"."
		else
			echo "Unable to add group \"$group\"."
			echo "Please create it manually and try again."
			exit 1
		fi
	fi

	if /usr/sbin/pw usershow $user 2>/dev/null; then
		echo "Using already existing user \"$user\"."
	else
		if /usr/sbin/pw useradd $user -u $uid -g $group -s /sbin/nologin -c "fcron pseudo-user"; then
			echo "Added user \"$user\"."
		else
			echo "Unable to add user \"$user\"."
			echo "Please create it manually and try again."
			exit 1
		fi
	fi
elif [ "$2" = POST-INSTALL ]; then
	/usr/bin/install -o fcron -g fcron -m 770 -d /var/spool/fcron

	for f in fcron.allow fcron.conf fcron.deny; do
		if ! [ -e $PKG_PREFIX/etc/$f ]; then
			/usr/bin/install -o root -g fcron -m 640 \
				$PKG_PREFIX/etc/$f.dist $PKG_PREFIX/etc/$f
		fi
	done
fi