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bpo-38030: Fix os.stat failures on block devices on Windows (GH-15681)

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Steve Dower 2019-09-04 14:42:54 -07:00 • committed by GitHub
parent 60bd1f88f2
commit 772ec0fad5
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3 changed files with 22 additions and 6 deletions
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19
Modules/posixmodule.c
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@ -1794,13 +1794,13 @@ win32_xstat_impl(const wchar_t *path, struct _Py_stat_struct *result,
case ERROR_INVALID_PARAMETER:
case ERROR_INVALID_FUNCTION:
case ERROR_NOT_SUPPORTED:
retval = -1;
/* Volumes and physical disks are block devices, e.g.
\\.\C: and \\.\PhysicalDrive0. */
memset(result, 0, sizeof(*result));
result->st_mode = 0x6000; /* S_IFBLK */
goto cleanup;
}
/* Volumes and physical disks are block devices, e.g.
\\.\C: and \\.\PhysicalDrive0. */
memset(result, 0, sizeof(*result));
result->st_mode = 0x6000; /* S_IFBLK */
retval = -1;
goto cleanup;
}
}
@ -1827,7 +1827,14 @@ win32_xstat_impl(const wchar_t *path, struct _Py_stat_struct *result,
cleanup:
if (hFile != INVALID_HANDLE_VALUE) {
CloseHandle(hFile);
/* Preserve last error if we are failing */
error = retval ? GetLastError() : 0;
if (!CloseHandle(hFile)) {
retval = -1;
} else if (retval) {
/* Restore last error */
SetLastError(error);
}
}
return retval;