[TUHS] reviving a bit of WWB

[Steve Nickolas]

On Sun, 20 Sep 2020, Will Senn wrote:

> while((entry = getutxent()))
>
> Hardly edifying :).
>
> Much better would ve the explicit compare:
>
> while((entry = getutxent()) != NULL)
>
> But even that implies the programmer isn’t capable of differentiating = and ==.

My version of that is "while (0!=(entry=getutxevent()))".

(Of course, that assumes NULL is 0, but I don't think I've run into any 
architecture so braindead as to not have NULL=0.)

-uso.