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# -*- coding: utf-8 -*-
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import logging
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import os
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import sys
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log = logging.getLogger(__name__)
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def current_locale_is_valid():
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"""Verify that things work when Dulwich passes unicode paths to the file system layer.
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Note: UTF-8 is preferred, but for example ISO-8859-1 or mbcs should also
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work under the right circumstances."""
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try:
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u'\xe9'.encode(sys.getfilesystemencoding()) # Test using é (é)
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except UnicodeEncodeError:
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log.error("Cannot encode Unicode paths to file system encoding %r", sys.getfilesystemencoding())
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for var in ['LC_ALL', 'LC_CTYPE', 'LANG']:
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if var in os.environ:
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val = os.environ[var]
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log.error("Note: Environment variable %s is %r - perhaps change it to some other value from 'locale -a', like 'C.UTF-8' or 'en_US.UTF-8'", var, val)
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break
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else:
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log.error("Note: No locale setting found in environment variables - perhaps set LC_CTYPE to some value from 'locale -a', like 'C.UTF-8' or 'en_US.UTF-8'")
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return False
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return True
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def get_current_locale():
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"""Return the current locale based on environment variables.
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There does not seem to be a good (and functional) way to get it via Python.
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"""
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for var in ['LC_ALL', 'LC_CTYPE', 'LANG']:
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val = os.environ.get(var)
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if val:
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log.debug('Determined current locale via environment variable %s (%s)', var, val)
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return val
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return None
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