# Copyright (c) 2012 The Chromium OS Authors.
#
# See file CREDITS for list of people who contributed to this
# project.
#
# 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., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#

import os.path

import gitutil

def DetectProject():
    """Autodetect the name of the current project.

    This looks for signature files/directories that are unlikely to exist except
    in the given project.

    Returns:
        The name of the project, like "linux" or "u-boot".  Returns "unknown"
        if we can't detect the project.
    """
    top_level = gitutil.GetTopLevel()

    if os.path.exists(os.path.join(top_level, "include", "u-boot")):
        return "u-boot"
    elif os.path.exists(os.path.join(top_level, "kernel")):
        return "linux"

    return "unknown"
