There are situations in test scripts where we want to keep open file
descriptors while performing other commands. Bash has abilities
to manage file descriptors by numbers, but the syntax is a little
This library provides wrappers around it to abstract away bash's
syntax and also provides a helper function to pick a free file
descriptor on the fly.
The APIs are pretty self explanatory.
Signed-off-by: Anand Avati <email@example.com>
Reviewed-by: Amar Tumballi <firstname.lastname@example.org>