[cs631apue] -A flag always set for super user?

[Jan Schaumann]

Tejas Nadkarni <tnadkarn at stevens.edu> wrote:
> How do we implement this from the man page?

Check if the effective uid of the process is 0.  If so, default to '-A'
behaviour.

> The system ls doesn't enable this by default. Also running the system
> ls with sudo doesn't change it either.

That depends likely on the system on which you're running this.  BSD
derived systems do default to this; Linux, for example, does not.

-Jan