#!/bin/sh

if test "$1" = "--help" ; then
	echo usage: $0 [--var=VALUE] [VAR=VALUE] ...
echo
	cat configure.help 2> /dev/null && echo
	echo "Any variables not explicitly set are reset to their defaults"
elif test "$1" = "--version" ; then
cat << EOT
micro configure 0.2, Copyright (C) 2005 Dimitar Toshkov Zhekov

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2 of
the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

Report bugs to jimmy@is-vn.bg
EOT
elif test -z `printf "\r"` ; then
	echo "$0: printf failure"
	false
elif test -f Makefile ; then
	if test -f Makefile.in ; then
		cp -fp Makefile.in Makefile
	else
		cp -p Makefile Makefile.in
	fi
	w=`printf "[\t ]*"`
	r=`printf "\r"`
	l="[a-z][a-z0-9-]*[^-]"
	for i do
		if test "$i" != "`echo "$i" | sed -e 1q`" ; then
			echo "$0: `echo "$i" | sed -e "s/$r/^M/" -e 1q`^J...: contains line feed" 1>&2
		elif echo "$i" | grep "$r" > /dev/null ; then
			echo "$0: `echo "$i" | sed -e "s/$r.*//"`^M...: contains carriage return" 1>&2
		elif test -n "$i" ; then
			if echo "$i" | grep "^--$l=\|^[A-Z][A-Z0-9_]*[^_]=" > /dev/null ; then
				n=`echo "$i" | sed -e "s$r^-*$r$r" -e "s$r=.*$r$r" | sed -e "s/-/_/g"`
				if grep "^$n$w:\?=" Makefile > /dev/null ; then
					cp -f Makefile Makefile.$$
					sed -e "s$r^\($n$w:*=$w\).*$r\1`echo "$i" | sed -e "s$r^[^=]*=$r$r"`$r" Makefile.$$ > Makefile
					grep "^$n$w:\?=" Makefile /dev/null
				else
					echo "$0: $n: not found in Makefile" 1>&2
				fi
				unset n
			else
				echo "$0: $i: not recognized" 1>&2
			fi
		fi
	done
	unset i l r w
	if test -f Makefile.$$ ; then
		rm -f Makefile.$$
	else
		rm -f Makefile.in
	fi
else
	echo "$0: Makefile: not found" 1>&2
	false
fi