Environment variable issue

[Adrian Sendroiu]

Marc Lehmann <schmorp at schmorp.de> writes:

> As far as I can see, this is exactly what happens. I am still confused
> though - what you seem to report is some expectation of preservation when
> you do NOT pass in sane values (or even valid ones) - empty strings have
> no meaning in the environment, and thus there is no way to preserve them
> in any sense of the word preservation - you can't even represent them in
> the environment, so what should the semantic value of empty strings be?

I was referring to variables "c" and "e" from my initial example. I
don't expect anything for the empty string one.