#!/bin/sh

cat >murge.X
grep -A9999 '====' murge.X | egrep -v '=======|<<<<<<<|>>>>>>>|\|\|\|\|\|\|\|' >murge.theirs
grep -B9999 '||||' murge.X | egrep -v '=======|<<<<<<<|>>>>>>>|\|\|\|\|\|\|\|' >murge.ours
grep -B9999 '====' murge.X | grep -A9999 '||||' | egrep -v '=======|<<<<<<<|>>>>>>>|\|\|\|\|\|\|\|'  >murge.common

colordiff -du $* murge.theirs murge.ours
grep . murge.common > /dev/null && colordiff -du $* murge.common murge.theirs
grep . murge.common > /dev/null && colordiff -du $* murge.common murge.ours
rm murge.theirs murge.common murge.ours murge.X