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Issue #9185: On Solaris and OpenBSD, posix_getcwd() could loop indefinitely

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if the path length exceeded PATH_MAX.
This commit is contained in:
Stefan Krah 2010-07-13 19:17:08 +00:00
parent 320477e4db
commit 182ae64235
2 changed files with 30 additions and 1 deletions
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8
Lib/test/test_posix.py
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@ -10,6 +10,7 @@ import time
import os
import pwd
import shutil
import sys
import unittest
import warnings
@ -345,8 +346,13 @@ class PosixTester(unittest.TestCase):
os.chdir(dirname)
try:
os.getcwd()
if current_path_length < 1027:
if current_path_length < 4099:
_create_and_do_getcwd(dirname, current_path_length + len(dirname) + 1)
except OSError as e:
expected_errno = errno.ENAMETOOLONG
if 'sunos' in sys.platform or 'openbsd' in sys.platform:
expected_errno = errno.ERANGE # Issue 9185
self.assertEqual(e.errno, expected_errno)
finally:
os.chdir('..')
os.rmdir(dirname)