stability of column-widths in output from df, route etc
Joakim Tjernlund
joakim.tjernlund at transmode.se
Fri Nov 26 12:06:26 UTC 2010
>
> On Fri, Nov 26, 2010 at 11:00 AM, David Collier
> <from_busybox_maillist at dexdyne.com> wrote:
> > I have some scripts which manipulate the output of route, and df, by
> > using cut -c8-12 or similar to extract the info I want.
> >
> > How risky is this - what are the chances of someone making a column wider
> > or narrower in a future issue of busybox?
> >
> > Is there a better technique?
>
> Trim all whitespace to single spaces (sed 's/ */ /g'),
> then separate fields on the space char.
Yes, although it should probably be sed 's/ \+/ /g'
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