#!/bin/sh
# Check if we can connect to Xserver

cd /tmp
verbose=false

[ "$1" = -v ] && verbose=true && shift

display=${1-$DISPLAY}

[ "$display" = "" ] && echo no DISPLAY specified 1>&2 && exit 0

host=`echo $display | sed s/:.*//`
port=600`echo $display | sed 's/.*:\([0-9]*\).*/\1/'`
echo '' | socket -q $host $port > /dev/null 2>&1
zwerg=$?

if [ $verbose = true ] ; then
    if [ $zwerg = 0 ] ; then
	echo X server $DISPLAY seems to exist.
    else
	echo X server $DISPLAY does not exist.
    fi
fi

exit $zwerg