[1.2.X] Fixed the Oracle environment variables not getting set correctly under Cygwin.

import datetime

import os

import sys

import time

from decimal import Decimal

def _setup_environment(environ):

    import platform

    # Cygwin requires some special voodoo to set the environment variables

    # properly so that Oracle will see them.

    if platform.system().upper().startswith('CYGWIN'):

        try:

            import ctypes

        except ImportError:

            raise ImportError("ctypes not found. The Oracle backend requires ctypes to operate correctly under Cygwin.")

        kernel32 = ctypes.CDLL('kernel32')

        for name, value in environ:

            kernel32.SetEnvironmentVariableA(name, value)

    else:

        import os

        os.environ.update(environ)

_setup_environment([

    # Oracle takes client-side character set encoding from the environment.

os.environ['NLS_LANG'] = '.UTF8'

    ('NLS_LANG', '.UTF8'),

    # This prevents unicode from getting mangled by getting encoded into the

    # potentially non-unicode database character set.

os.environ['ORA_NCHAR_LITERAL_REPLACE'] = 'TRUE'

    ('ORA_NCHAR_LITERAL_REPLACE', 'TRUE'),

])

try:

    import cx_Oracle as Database