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comparison mercurial/encoding.py @ 51000:80c243eab724

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openvms: duck-punch a bugfix into `environb` object The official Python3 build for OpenVMS has some crippling bug that we need to patch dynamically OpenVMS patches
author Jean-Francois Pieronne <jf.pieronne@laposte.net>
date Thu, 03 Aug 2023 02:28:52 +0200
parents 18c8c18993f0
children 9d3721552b6c
comparison
equal deleted inserted replaced
50999:a97f2b50219b 51000:80c243eab724
77 # encoding.environ is provided read-only, which may not be used to modify 77 # encoding.environ is provided read-only, which may not be used to modify
78 # the process environment 78 # the process environment
79 _nativeenviron = os.supports_bytes_environ 79 _nativeenviron = os.supports_bytes_environ
80 if _nativeenviron: 80 if _nativeenviron:
81 environ = os.environb # re-exports 81 environ = os.environb # re-exports
82 if pycompat.sysplatform == b'OpenVMS':
83 # workaround for a bug in VSI 3.10 port
84 # os.environb is only populated with a few Predefined symbols
85 def newget(self, key, default=None):
86 # pytype on linux does not understand OpenVMS special modules
87 import _decc # pytype: disable=import-error
88
89 v = _decc.getenv(key, None)
90 if isinstance(key, bytes):
91 return default if v is None else v.encode('latin-1')
92 else:
93 return default if v is None else v
94
95 environ.__class__.get = newget
82 else: 96 else:
83 # preferred encoding isn't known yet; use utf-8 to avoid unicode error 97 # preferred encoding isn't known yet; use utf-8 to avoid unicode error
84 # and recreate it once encoding is settled 98 # and recreate it once encoding is settled
85 environ = { 99 environ = {
86 k.encode('utf-8'): v.encode('utf-8') 100 k.encode('utf-8'): v.encode('utf-8')