# -*- coding: utf-8 -*-
#
# File: portato/backend/exceptions.py
# This file is part of the Portato-Project, a graphical portage-frontend.
#
# Copyright (C) 2006-2010 René 'Necoro' Neumann
# This is free software.  You may redistribute copies of it under the terms of
# the GNU General Public License version 2.
# There is NO WARRANTY, to the extent permitted by law.
#
# Written by René 'Necoro' Neumann <necoro@necoro.net>

class BlockedException (Exception):
    """An exception marking, that some package is blocking another one."""
    pass

class PackageNotFoundException (Exception):
    """An exception marking that a package could not be found."""
    pass

class VersionsNotFoundException (Exception):
    """An exception marking that there could be no versions found for a specific CP."""
    pass

class DependencyCalcError (Exception):
    """An error occured during dependency calculation."""
    pass

class InvalidSystemError (Exception):
    """An invalid system is set."""
    pass