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gh-120754: Ensure _stat_atopen is cleared on fd change #125166

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Merged
vstinner merged 11 commits into from
Nov 1, 2024
Merged

gh-120754: Ensure _stat_atopen is cleared on fd change #125166

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d57abd0
gh-120754: _io Ensure stat cache is cleared on fd change
cmaloney Oct 8, 2024
d2cb365
gh-120754: _pyio ensure _stat_atopen is cleared on fd change
cmaloney Oct 8, 2024
854ae91
_io: Add curlies since already modifying if
cmaloney Oct 9, 2024
c6da86e
_io: Always clear self->stat_atopen
cmaloney Oct 9, 2024
0f64483
pyio: Always clear stat_atopen just before close
cmaloney Oct 9, 2024
e2eebb0
Remove assert accidentally commited
cmaloney Oct 9, 2024
5299a04
_io: fix conditional
cmaloney Oct 9, 2024
d749709
Clear before internal_close to match _pyio os.close callsites
cmaloney Oct 22, 2024
b429587
Move to conditional free, simplify code, drop comment
cmaloney Oct 30, 2024
f08defa
Merge branch 'main' into cmaloney/fd_cleanup
cmaloney Oct 30, 2024
e153d97
Apply review fixes
cmaloney Oct 31, 2024
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gh-120754: _pyio ensure _stat_atopen is cleared on fd change
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@cmaloney
cmaloney committed Oct 8, 2024
commit d2cb36594dfddedcb773f597fbf3a6ec9a32e016
3 changes: 3 additions & 0 deletions Lib/_pyio.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1480,6 +1480,7 @@ def __init__(self, file, mode='r', closefd=True, opener=None):
"""
if self._fd >= 0:
# Have to close the existing file first.
self._stat_atopen = None
try:
if self._closefd:
os.close(self._fd)
Expand Down Expand Up @@ -1585,6 +1586,7 @@ def __init__(self, file, mode='r', closefd=True, opener=None):
except:
if owned_fd is not None:
os.close(owned_fd)
self._stat_atopen = None
raise
self._fd = fd

Expand Down Expand Up @@ -1756,6 +1758,7 @@ def close(self):
called more than once without error.
"""
if not self.closed:
self._stat_atopen = None
try:
if self._closefd:
os.close(self._fd)
Expand Down