GNU bug report logs - #16922
df --si -h should emit a warning

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Message #14 received at 16922 <at> debbugs.gnu.org (full text, mbox):

From: Mateusz Jończyk <mat.jonczyk <at> o2.pl>
To: Pádraig Brady <P <at> draigBrady.com>
Cc: 16922 <at> debbugs.gnu.org
Subject: Re: bug#16922: df --si -h should emit a warning
Date: Sun, 02 Mar 2014 19:07:52 +0100

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W dniu 02.03.2014 15:33, Pádraig Brady pisze:
> On 03/02/2014 12:33 PM, Mateusz Jończyk wrote:
>> Hello, There should be a warning when running df --si -h because it will 
>> display results in blocks of 1024 and not 1000, as one might think (the
>> switch --si displays blocks in a human-readable format when used by itself).
> 
> This is confusing.
> 
> I think the confusion stems from the option names themselves. I.E. I'm not sure 
> you'd want to warn as you might want to support overriding options. Consider: 
> alias df='df -h'
> 
> Then you could very well want to `df -H` to override the power from 1024 to 
> 1000.
> 
> So really the option should be --human-si not just --si.
> 
> Also I notice that in GNU df, -h and -H are 1024 and 1000 based respectively, 
> whereas on FreeBSD it's the other way around :(
> 
> How about we just support --human-si and deprecate --si ?
There should probably be a warning in the documentation at --si.

I do not know what to think about the --human-si switch.
> 
> thanks, Pádraig.
> 


- --
Pozdrawiam,
Mateusz Jończyk
AEI, Informatyka, Semestr 2 Magisterskich, BDiIS

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