bug#30928: no error val returned by 'nice' failure?

[Paul Eggert]

L A Walsh wrote:
> how do you tell if the resetting of the
> priority worked or failed?

I guess you're supposed to look at stderr, which is what you did.

This is the way 'nice' has behaved for quite some time, and it's what POSIX 
specifies. We'd need a real good reason to change it, given that changing it 
would no doubt break stuff.