#! /bin/sh
cd `dirname $0`
# Check libtoolize version, fix for Debian/Woody
if [ -x `which libtoolize` ]; then
	LTIZE_VER=`libtoolize --version | head -1 | sed 's/^[^0-9]*//'`
	LTIZE_VER_MAJOR=`echo $LTIZE_VER | cut -f1 -d'.'`
	LTIZE_VER_MINOR=`echo $LTIZE_VER | cut -f2 -d'.'`

	if [ "$LTIZE_VER_MAJOR" -lt "2" -a "$LTIZE_VER_MINOR" -lt "4" ]; then
		WOODY_FIX="yes";
	fi
fi

# Check Autoconf version
if [ -x `which autoconf` ]; then
	AC_VER=`autoconf --version | head -1 | sed 's/^[^0-9]*//'`
	AC_VER_MAJOR=`echo $AC_VER | cut -f1 -d'.'`
	AC_VER_MINOR=`echo $AC_VER | cut -f2 -d'.' | sed 's/[^0-9]*$//'`

	if [ "$AC_VER_MAJOR" -lt "2" ]; then
		echo "Autoconf 2.13 or greater needed to build configure."
		exit 1
	fi

	if [ "$AC_VER_MINOR" -lt "13" ]; then
		echo "Autoconf 2.13 or greater needed to build configure."
		exit 1
	fi

	if [ "$AC_VER_MINOR" -lt "50" ]; then
		if [ ! -e configure.in ]; then
			ln -s configure.ac configure.in
		fi
		echo "If you see some warnings about cross-compiling, don't worry; this is normal."
	elif [ "$WOODY_FIX" = "yes" ]; then
		if [ ! -e configure.in ]; then
			ln -s configure.ac configure.in
		fi
	else
		rm -f configure.in
	fi
else
	echo Autoconf not found. QuakeForge CVS requires autoconf to bootstrap itself.
	exit 1
fi

aclocal && autoheader && libtoolize --automake && automake --add-missing && autoconf