#!/bin/sh

# see which sed option gives extended regular expressions
if [ -n "`sed -h 2>&1| grep -e -E`" ]; then
    OPT=-E
else
    OPT=-r
fi

echo pre-processing dot file $1
sed $OPT -e 's/label="Qore::zzz8([a-z]+)zzz9"/label="\&lt;\1\&gt;"/g' "$1" > "$1.tmp"
mv "$1.tmp" "$1"

dot $*

