#!/usr/bin/env python
# -*- coding: utf-8 -*-
#
# ***** BEGIN LICENSE BLOCK *****
# Copyright (C) 2012-2014  Hayaki Saito <user@zuse.jp>
#
# 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 3 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.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.
# ***** END LICENSE BLOCK *****


import logging
import sys

expected_hash = 'b87c36758a4c3d666c74490b383f483b'

try:
    import ctff as tff
    if not tff.signature == expected_hash:
        raise ImportError('Fail to validate signature hash of TFF library.')
except ImportError:
    e = sys.exc_info()[1]
    logging.exception(e)
    from tff import tff
