#!/bin/sh

set -e
set -x
if test -f Makefile; then
  make distclean
fi
rm -rf *~ *.cache *.m4 config.guess config.log config.status config.sub depcomp ltmain.sh

if test ! -z "$1"; then
    cp configure.ac configure.ac.orig
    sed 's/^define(\[PACKAGE_SUFFIX\],\s*\[\([-~]*[0-9a-zA-Z]*\)\])$/define(\[PACKAGE_SUFFIX\], \['$1'\])/g' configure.ac.orig > configure.ac
fi

autoreconf --verbose --install --force