#!/bin/sh
#
# Xstartup:	Do log on of the local or remote user by writing
#		utmp/wtmp/lastlog entries for the X session.
#
# Copyright (c) 1998-2000 SuSE GmbH Nuernberg, Germany.
# please report bugfixes or comments at http://www.suse.de/feedback.
#
# Author: Werner Fink,   <werner@suse.de>
#
# Xstartup runs as root after the user logs in but before Xsession.

  LIBDIR=/usr/lib/X11
  ETCDIR=/etc/X11
  XDMDIR=${ETCDIR}/xdm
# jimc/CouchNet and UCLA-Mathnet hack: can use same file on v10.3 and v10.1
for f in /usr/bin /usr/bin/X11 /usr/X11R*/bin ; do
    if [ -x $f/xmessage ] ; then
	BINDIR=$f
	break
    fi
done
xmessage=${BINDIR}/xmessage
 NOLOGIN=/etc/nologin
 halporp=/usr/bin/hal-find-by-property
   xvkbd=${BINDIR}/xvkbd

no_exit_on_failed_exec=1
type shopt &> /dev/null && shopt -s execfail
set +e     &> /dev/null

#
# Check if the machine is a TabletPC and kill xvkbd
# to avoid multiple start on user desktop
#
$halporp --key system.formfactor.subtype --string tabletpc
if test $? -eq 0 -a -x $xvkbd ; then
  # Bug 238604
  if grep -q DISPLAYMANAGER_AUTOLOGIN="" /etc/sysconfig/displaymanager; then
    /sbin/killproc -p /var/run/xvkbd.pid -TERM $xvkbd
  fi
fi

#
# The real user id
#
RUID=`id -ur $USER`

#
# If login is disabled, give an appropriate message
# and exit if normal user knock on.
#
if test -r $NOLOGIN ; then
   $xmessage -file $NOLOGIN -timeout 10 -default okay -center
   test "$RUID" != "0" && exit 1
fi

# 
# Find out if this is a local or remote connection
#
LOCATION=${DISPLAY%:*}
LINE=:${DISPLAY#*:}
if test -z "$LOCATION" ; then
    # local connection
    case "$LINE" in
	:0|:0.0) LOCATION=console   ;;
	*)       LOCATION=localhost ;;
    esac
else
    # TCP/IP connection (remote or local)
    NAME=${LOCATION%%.*}
    if test -z "${NAME%%*[0-9]}" ; then
	LINE=${LINE}/${LOCATION}
    else
	LINE=${LINE}/${NAME}
    fi
fi

#
# Do not allow foreign root login if set in /etc/sysconfig/displaymanager
#
while test "$RUID" = "0" ; do
    test "$LOCATION" = "console"       && break
    test "$LOCATION" = "localhost"     && break
    test "$LOCATION" = "`hostname -f`" && break
    test -s /etc/sysconfig/displaymanager && . /etc/sysconfig/displaymanager
    test "$DISPLAYMANAGER_ROOT_LOGIN_REMOTE" = "yes"  && break
    $xmessage -timeout 10 -default okay -center "No foreign root login allowed"
    exit 1
done

#
# Make devices ready for the user.
#
case "$DISPLAY" in
    :[0-5]|:[0-5].0)
	# Only for local displays we have to set up the owner ship
	# and permissions of the /dev/xconsole FIFO and the current
	# virtual console.

	# jimc-CouchNet hacks:
	# Create lock file which tells xhalt to wait before halting the machine
	kdmpid=/var/run/kdm.pid
	if [ ! -r $kdmpid ] ; then kdmpid=/dev/null ; fi
	echo "xdm has logged in user '$USER', pid = " `cat $kdmpid` \
		> /tmp/.X11-unix/startx.lock

	${XDMDIR}/GiveDevices
	;;
    *)
esac

if test -x /sbin/preload && test -s /var/run/preload-session.pid; then
   /sbin/killproc -p /var/run/preload-session.pid /sbin/preload 
fi

# UCLA-Mathnet hack: pre-create /tmp/.ICE-unix as root.
ICE=/tmp/.ICE-unix
if [ ! -d $ICE ] ; then
    mkdir $ICE
    chmod 1777 $ICE
fi
# CouchNet hack: kill boot box.
for f in /var/run/Bootbox.pid /tmp/.X11-unix/xconsole-0.pid ; do
    if [ -s $f ] ; then
	kill `cat $f`
	rm -f $f
    fi
done

#
# Write utmp, wtmp, and lastlog entries.  Note that the `exec' is required
# to hold an exisiting pid in utmp during xsession.
#
exec ${BINDIR}/sessreg -l $LINE -h $LOCATION -a $USER
$xmessage -timeout 10 -default okay -center "$0: sessreg failed."
exit 1