#!/bin/sh

set -e

# Commands this script needs
needed='rm mkdir autoreconf echo'
if ! type $needed >/dev/null 2>&1
then
  for cmd in $needed
  do
    if ! type $cmd >/dev/null 2>&1
    then
      # Have type print an error message for each missing command
      type $cmd || true
    fi
  done
  echo A required command is missing. Unable to continue.
  exit 1
fi

rm -rf autom4te.cache
rm -f depcomp aclocal.m4 missing config.guess config.sub install-sh
rm -f configure config.h.in config.h.in~ m4/libtool.m4 m4/lt*.m4 Makefile.in
mkdir -p m4
autoreconf -fvi
(cd m4 && for i in libtool.m4 lt*.m4; do
  echo /$i
done) > m4/.gitignore
rm -rf autom4te.cache

echo "Now run ./configure and then make."
exit 0