Add comment about dir_fd-aware functions.

1 files changed, 1 insertions, 0 deletions

diff --git a/common.py b/common.py
index 44c8a53..00d1add 100644
--- a/common.py
+++ b/common.py
@@ -122,6 +122,7 @@ def load_config(path=None, groupnames=None):
 ######
 # The function definitions below are taken from cpython's source code
 # and augmented with dir_fd.
+# An alternative would be to use str(Path(f'/proc/self/fd/{dir_fd}').joinpath(path)).
 
 # Is a path a directory?
 # (From genericpath.py.)