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[1.2.X] Fixed the Oracle environment variables not getting set correc…

…tly under Cygwin.

Backport of r14781 from trunk.

git-svn-id: http://code.djangoproject.com/svn/django/branches/releases/1.2.X@14782 bcc190cf-cafb-0310-a4f2-bffc1f526a37
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commit 57e5ccbc1ad6cdbb52c738e74db242539e6f3a56 1 parent f8d0145
@ikelly ikelly authored
Showing with 25 additions and 6 deletions.
  1. +25 −6 django/db/backends/oracle/base.py
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31 django/db/backends/oracle/base.py
@@ -6,16 +6,35 @@
import datetime
-import os
import sys
import time
from decimal import Decimal
-# Oracle takes client-side character set encoding from the environment.
-os.environ['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'
+
+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.
+ ('NLS_LANG', '.UTF8'),
+ # This prevents unicode from getting mangled by getting encoded into the
+ # potentially non-unicode database character set.
+ ('ORA_NCHAR_LITERAL_REPLACE', 'TRUE'),
+])
+
try:
import cx_Oracle as Database
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