#!/bin/sh -e

prefix=/usr/local
case "$1" in
--prefix=*) prefix="${1#--prefix=}"
esac

export prefix

<Make.conf.in perl -pe '
	BEGIN { $pwd=`pwd`; chomp $pwd; }
	s/^(srcdir=).*/$1.$pwd/e;
	s/^(realprefix=).*/$1.$ENV{prefix}/e;
' >Make.conf