#!/usr/bin/env python3
# -*- python-mode -*-
# -*- coding: UTF-8 -*-

## Copyright (C) 2012-2013  Daniel Pavel
##
## 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 2 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, write to the Free Software Foundation, Inc.,
## 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.


def init_paths():
    """Make the app work in the source tree."""
    import os.path
    import sys

    # Python 3 might have problems converting back to UTF-8 in case of Unicode surrogates
    decoded_path = None
    try:
        decoded_path = sys.path[0]
        sys.path[0].encode(sys.getfilesystemencoding())

    except UnicodeError:
        sys.stderr.write(
            "ERROR: Solaar cannot recognize encoding of filesystem path, "
            "this may happen due to non UTF-8 characters in the pathname.\n"
        )
        sys.exit(1)

    root = os.path.join(os.path.realpath(decoded_path), "..")
    prefix = os.path.normpath(root)
    src_lib = os.path.join(prefix, "lib")
    share_lib = os.path.join(prefix, "share", "solaar", "lib")
    for location in src_lib, share_lib:
        init_py = os.path.join(location, "solaar", "__init__.py")
        if os.path.exists(init_py):
            sys.path[0] = location
            break


if __name__ == "__main__":
    init_paths()
    import solaar.gtk

    solaar.gtk.main()
