Re: REQ: -g for --block-size=1G

[Pádraig Brady]

Greg wrote:
> On Sat, Dec 6, 2008 at 11:48 AM, Eric Blake <address@hidden> wrote:
>> All right - now we're getting somewhere.  Since other implementations
>> already provide -g, that is a strong argument for us adopting it.  But
>> before GNU coreutils implements -g, we need to determine whether the
>> FreeBSD uses 1G (1024^3, or 2^30) or 1GB (1000^3, or 10^9) (I'm hoping 1G,
>> as that would be more consistent with our existing -m as 1M, not 1MB).
>> Does their man-page clarify anything?
> 
> 
> FreeBSD 6.2:
>      -g      Use 1073741824-byte (1-Gbyte) blocks rather than the default.
>              Note that this overrides the BLOCKSIZE specification from the
>              environment.

I would have said df -h suffices.
But since Mac OS X has -g I suppose we could add it.
We'll almost definitely not add a -g to mean anything else
because it's already used on other systems.

Would we also add a -g option to `du` for consistency?
Mac OS X' `du` doesn't have the -g option?

cheers,
Pádraig.