#!/bin/sh
#
# build-utils/bootstrap --
#
# Copyright (C) Nicolas Roussel
# Copyright (C) Olivier Chapuis
#
# See the file LICENSE for information on usage and redistribution of
# this file, and for a DISCLAIMER OF ALL WARRANTIES.
#

automake_version=`automake --version | grep 'automake' | sed -e 's/^[^0-9]*\([0-9.][0-9.]*\).*$/\1/'`
libtool_version=`libtoolize --version | grep 'libtoolize' | sed -e 's/^[^0-9]*\([0-9.][0-9.]*\).*$/\1/'`
autoconf_version=`autoconf --version | grep 'autoconf' | sed -e 's/^[^0-9]*\([0-9.][0-9.]*\).*$/\1/'`
pkgconfig_version=`pkg-config --version | sed -e 's/^[^0-9]*\([0-9.][0-9.]*\).*$/\1/'`

echo "found automake $automake_version (1.7.x or better required) "
echo "found libtool $libtool_version (1.4.x or better required)"
echo "found autoconf $autoconf_version (2.59 or better required)"
echo "found pkg-config $pkgconfig_version (0.17.2 or better required)"

bad_automake=true
case $automake_version in
    1.7*)
	bad_automake=false
    ;;
    1.8*|1.9*|1.10*)
	am_force="--force"
	bad_automake=false
    ;;
esac

bad_libtool=true
case $libtool_version in
    1.4*|1.5*|1.6*)
	bad_libtool=false
    ;;
esac

bad_autoconf=true
case $autoconf_version in
    2.5*|2.6*)
	bad_autoconf=false
    ;;
esac

do_abort=false

if $bad_automake ; then
    echo "bad automake version"
    do_abort=true
fi
if $bad_libtool ; then
    echo "bad libtool version"
    do_abort=true
fi
if $bad_autoconf ; then
    echo "bad autoconf version"
    do_abort=true
fi

if $do_abort ; then
    echo "...aborting"
    exit 1
fi

set -x

rm -rf autom4te*.cache

libtoolize --automake --copy || exit 1
aclocal $am_force || exit 2
autoheader --force || exit 3
automake --add-missing --copy --force-missing || exit 4
autoconf --force || exit 5