[TUHS] Command line options and complexity

[Steve Nickolas]

On Thu, 12 Mar 2020, Dave Horsfall wrote:

> Which is why I suggested there be a means to turn it off; I'm becoming a fan 
> of environment variables to modify the standard behaviour of tools (but I 
> loathe the Penguin/OS default to use colours).

When I first used Linux, that wasn't the default.  Personally, I don't 
think it should be (actually I think there simply shouldn't be a color 
mode at all to ls).

> More than likely; as I approach age 68 I notice that I'm losing some 
> cognitive facility...  I might start using "," and see if I like it, but I 
> see that the Mac doesn't have it (my Penguin is off the air at the moment), 
> and having it as an environment variable would be nice.

GNU ls does not appear to have a -, switch.

IBM, interestingly, introduced an environment variable in PC DOS 6.3 that 
did the opposite thing.  If the NO_SEP variable existed, it suppressed 
commas in file sizes.

-uso.