lightdm: create system user/group, create required dir.

srcpkgs/lightdm/template

@@ -1,10 +1,10 @@
 # Template file for 'lightdm'
 pkgname=lightdm
 version=0.2.3
-revision=1
+revision=2
 distfiles="http://launchpad.net/lightdm/trunk/$version/+download/lightdm-$version.tar.gz"
 build_style=gnu_configure
-configure_args="--localstatedir=/var"
+configure_args="--localstatedir=/var --with-greeter-user=lightdm"
 short_desc="Light Display Manager"
 maintainer="Juan RP <xtraeme@gmail.com>"
 checksum=5b925a6eeb0b670b1e9f5a1b2f5dae29eceb1c1ceb17db5bd33aea4354bfe432
@@ -16,7 +16,11 @@ long_desc="
   * Fully themeable (easiest with the webkit interface)
   * Cross-desktop (greeters can be written in any toolkit)"
 
+system_accounts="lightdm"
+lightdm_homedir="/var/cache/lightdm"
 openrc_services="lightdm default true"
+keep_empty_dirs=yes
+
 subpackages="gir-lightdm liblightdm-gobject liblightdm-qt"
 subpackages="${subpackages} lightdm-webkit lightdm-devel"
 
@@ -70,4 +74,5 @@ post_install()
 	# Provide a working session wrapper.
 	sed -i -e "s|^\#\(session-wrapper=\).*|\1${xs}|" \
 		${DESTDIR}/etc/lightdm.conf
+	install -d ${DESTDIR}/var/cache/lightdm
 }