GNU bug report logs - #30928
nice: add option to abort on failure to change priority

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From: Paul Eggert <eggert <at> cs.ucla.edu>
To: L A Walsh <coreutils <at> tlinx.org>, 30928 <at> debbugs.gnu.org
Subject: bug#30928: no error val returned by 'nice' failure?
Date: Sat, 24 Mar 2018 14:09:21 -0700

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.

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