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Support statx by file descriptor #6

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Support statx by file descriptor #6

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11 changes: 9 additions & 2 deletions statx/__init__.py
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Original file line number Diff line number Diff line change
Expand Up @@ -101,6 +101,7 @@ class _Statx(object):
_AT_SYMLINK_NOFOLLOW = 0x100 # Do not follow symbolic links.
_AT_NO_AUTOMOUNT = 0x800 # Suppress terminal automount traversal
_AT_FDCWD = -100 # Special value used to indicate
_AT_EMPTY_PATH = 0x1000
# openat should use the current working directory.
_AT_STATX_SYNC_TYPE = 0x6000 # Type of synchronisation required from statx
_AT_STATX_FORCE_SYNC = 0x2000 # Force the attributes to be sync'd
Expand Down Expand Up @@ -141,8 +142,14 @@ def __init__(self,
dont_sync=False):
"""Construct statx wrapper class."""
statx_syscall = _get_syscall_func()
self._dirfd = self._AT_FDCWD
self._flag = self._AT_SYMLINK_NOFOLLOW
if isinstance(filepath, int):
# by file descriptor
self._dirfd = filepath
self._flag = self._AT_EMPTY_PATH
filepath = ""
else:
self._dirfd = self._AT_FDCWD
self._flag = self._AT_SYMLINK_NOFOLLOW
self._mask = self._STATX_ALL
if no_automount:
self._flag |= self._AT_NO_AUTOMOUNT
Expand Down