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| author | Itai Steinherz <itaisteinherz@gmail.com> | 2022-05-09 22:42:59 (GMT) |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2022-05-09 22:42:59 (GMT) |
| commit | 1fb25a96aeceae4b8615a7ab550bf7538353e5c5 (patch) | |
| tree | c36ba26e13b22889341766ba904656e99042bad2 /Modules/posixmodule.c | |
| parent | 249be828e475202fd6f63fc357be75eca1267c9f (diff) | |
| download | cpython-1fb25a96aeceae4b8615a7ab550bf7538353e5c5.zip cpython-1fb25a96aeceae4b8615a7ab550bf7538353e5c5.tar.gz cpython-1fb25a96aeceae4b8615a7ab550bf7538353e5c5.tar.bz2 | |
bpo-46785: Fix race condition between os.stat() and unlink on Windows (GH-31858)
* [3.9] bpo-46785: Fix race condition between os.stat() and unlink on Windows (GH-31858).
(cherry picked from commit 39e6b8ae6a5b49bb23746fdcc354d148ff2d98e3)
Co-authored-by: Itai Steinherz <itaisteinherz@gmail.com>
Diffstat (limited to 'Modules/posixmodule.c')
| -rw-r--r-- | Modules/posixmodule.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/Modules/posixmodule.c b/Modules/posixmodule.c index 29d6126..1270af7 100644 --- a/Modules/posixmodule.c +++ b/Modules/posixmodule.c @@ -1853,7 +1853,17 @@ win32_xstat_impl(const wchar_t *path, struct _Py_stat_struct *result, /* Try reading the parent directory. */ if (!attributes_from_dir(path, &fileInfo, &tagInfo.ReparseTag)) { /* Cannot read the parent directory. */ - SetLastError(error); + switch (GetLastError()) { + case ERROR_FILE_NOT_FOUND: /* File cannot be found */ + case ERROR_PATH_NOT_FOUND: /* File parent directory cannot be found */ + case ERROR_NOT_READY: /* Drive exists but unavailable */ + case ERROR_BAD_NET_NAME: /* Remote drive unavailable */ + break; + /* Restore the error from CreateFileW(). */ + default: + SetLastError(error); + } + return -1; } if (fileInfo.dwFileAttributes & FILE_ATTRIBUTE_REPARSE_POINT) { |