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bpo-37412: pythoninfo: add Windows long paths #14434

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Merged
vstinner merged 1 commit into from
Jun 28, 2019
Merged

bpo-37412: pythoninfo: add Windows long paths #14434

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24 changes: 24 additions & 0 deletions Lib/test/pythoninfo.py
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Original file line number Diff line number Diff line change
Expand Up @@ -651,6 +651,29 @@ def collect_subprocess(info_add):
copy_attributes(info_add, subprocess, 'subprocess.%s', ('_USE_POSIX_SPAWN',))


def collect_windows(info_add):
try:
import ctypes
except ImportError:
return

if not hasattr(ctypes, 'WinDLL'):
return

ntdll = ctypes.WinDLL('ntdll')
BOOLEAN = ctypes.c_ubyte

try:
RtlAreLongPathsEnabled = ntdll.RtlAreLongPathsEnabled
except AttributeError:
res = '<function not available>'
else:
RtlAreLongPathsEnabled.restype = BOOLEAN
RtlAreLongPathsEnabled.argtypes = ()
res = bool(RtlAreLongPathsEnabled())
info_add('windows.RtlAreLongPathsEnabled', res)


def collect_info(info):
error = False
info_add = info.add
Expand Down Expand Up @@ -684,6 +707,7 @@ def collect_info(info):
collect_testcapi,
collect_time,
collect_tkinter,
collect_windows,
collect_zlib,

# Collecting from tests should be last as they have side effects.
Expand Down