#!/bin/bash

cat << EOF
<?xml version="1.0" encoding="UTF-8"?>
<gpx creator="mapy.cz" version="1.1" xmlns="http://www.topografix.com/GPX/1/1" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.topografix.com/GPX/1/1 http://www.topografix.com/GPX/1/1/gpx.xsd">
  <trk>
    <name>tanvald-pruned</name>
    <number>1</number>
    <trkseg>
EOF

while read line; do
  lat=`echo "$line" | cut -d " " -f 3`
  lon=`echo "$line" | cut -d " " -f 4`
  echo "<trkpt lat=\"$lat\" lon=\"$lon\"></trkpt>"
done

cat << EOF

    </trkseg>
  </trk>
</gpx>
EOF