Autosizing column widths in ps(1).

Alexander Best arundel at freebsd.org
Sun Aug 14 19:57:26 UTC 2011


On Tue Jul 26 11, Edward Tomasz Napiera?a wrote:
> Wiadomo?? napisana przez Alexander Best w dniu 25 lip 2011, o godz. 01:06:
> > On Sun Jul 24 11, Alexander Best wrote:
> >> On Sun Jul 24 11, Edward Tomasz Napiera?a wrote:
> >>> Wiadomo?? napisana przez Test Rat w dniu 22 lip 2011, o godz. 19:21:
> >>>> Edward Tomasz Napiera?a <trasz at freebsd.org> writes:
> >>>> 
> >>>>> Patch below changes ps(1) to automatically size column widths according to their
> >>>>> contents.  From the user point of view, it prevents breaking layout with too wide values
> >>>>> and in most cases makes output narrower.  From the developer point of view, it removes
> >>>>> the need to specify widths.  Testing is welcome - the patch shouldn't change ps(1)
> >>>>> behaviour except slightly changing the widths, but the code changes are pretty large
> >>>>> and it's quite possible I've missed something.
> >>>> 
> >>>> STAT column seems to be right-aligned when it was previously left-aligned.
> >>>> This makes sorting it harder, e.g.
> >>>> 
> >>>> $ ps ax | (IFS=; read h; echo $h; sort -k3) | less
> >>> 
> >>> Good catch, thanks!  Updated patch, which also fixes two issues affecting TTY column,
> >>> is at http://people.freebsd.org/~trasz/ps-9.diff.
> > 
> > any reason there are always a minimum of 2 spaces between the "TT" and the
> > "TIME" column and not a single space?
> 
> The 'TT' column ends with either a space, or a '-'.  As you've noticed, in the common
> case there will be no hyphens there; I'll see if I can remove the extra spacing.

hmmm...i've never seen a "-" in the TT column to be honest. any chance your
patch will get committed before 9.0? i really like it. :)

> 
> --
> If you cut off my head, what would I say?  Me and my head, or me and my body?


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