PREIN

/bin/sh

/usr/share/rpm-helper/add-user gdm $1 gdm /var/lib/gdm /bin/false 

/usr/share/rpm-helper/add-group gdm $1 xgrp gdm

POSTIN

/bin/sh

# (cg) Setup dconf settings for gdm
# http://git.gnome.org/browse/gdm/commit/?id=eebeb62e2daccc932f3033fbd857b619ba9936d0
dconf update


/usr/sbin/gdm-safe-restart >/dev/null 2>&1 || :

POSTUN

/bin/sh

/usr/share/rpm-helper/del-user gdm $1 gdm 

/usr/share/rpm-helper/del-group gdm $1 xgrp