#! /bin/bash
# Copyright (C) 2009  Andrzej Zaborowski
# Merge two .osm files without applying fancy logic (JOSM merge layers
# operation tries to be too smart and corrupts data - see bug #2245)
if [ $# != 2 ]; then
	echo Usage: $0 a.osm b.osm \> a+b.osm >&2
	exit
fi

echo "<?xml version='1.0' encoding='UTF-8'?>"
echo "<osm version='0.6' generator='$0'>"
cat "$1" | grep -v "<osm" | grep -v "<\\?xml" | grep -v "</osm"
cat "$2" | grep -v "<osm" | grep -v "<\\?xml" | grep -v "</osm" | \
    sed "s/id='-/id='-1000000/" | \
    sed "s/ref='-/ref='-1000000/"
echo "</osm>"