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Date:      Sun, 20 Aug 2006 08:06:37 +0400
From:      Yar Tikhiy <yar@comp.chem.msu.su>
To:        Garance A Drosehn <gad@FreeBSD.org>
Cc:        Brooks Davis <brooks@one-eyed-alien.net>, Dag-Erling Sm?rgrav <des@des.no>, src-committers@FreeBSD.org, cvs-all@FreeBSD.org, cvs-src@FreeBSD.org
Subject:   Re: moving pgrep and pkill
Message-ID:  <20060820040636.GA32859@comp.chem.msu.su>
In-Reply-To: <p06230912c10d2672a534@[128.113.24.47]>
References:  <200608181210.k7ICAIme084410@repoman.freebsd.org> <86ejvet9m6.fsf@xps.des.no> <20060818143310.GA14203@comp.chem.msu.su> <20060818143508.GA2545@lor.one-eyed-alien.net> <20060818153744.GA14726@comp.chem.msu.su> <20060818154240.GA3050@lor.one-eyed-alien.net> <20060819083245.GA23574@comp.chem.msu.su> <p06230912c10d2672a534@[128.113.24.47]>

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On Sat, Aug 19, 2006 at 04:48:51PM -0400, Garance A Drosehn wrote:
> At 12:32 PM +0400 8/19/06, Yar Tikhiy wrote:
> >On Fri, Aug 18, 2006, Brooks Davis wrote:
> > > On Fri, Aug 18, 2006, Yar Tikhiy wrote:
> > > > On Fri, Aug 18, 2006, Brooks Davis wrote:
> > > > > On Fri, Aug 18, 2006, Yar Tikhiy wrote:
> > > > > | On Fri, Aug 18, 2006, Dag-Erling Sm?rgrav wrote:
> > > > > | > In a commit msg, Yar Tikhiy <yar@FreeBSD.org> writes:
> > > > > | > >   Log:
> > > > > | > >   The ps(1) command is unfriendly to scripts by default
> > > > > | > >   because it limits the width of its output to the value
> > > > > | > >   of $COLUMNS, or what TIOCGWINSZ reports, or 79 columns.
> > > > > | > >   We should specify -ww to ps(1) so that it removes the
> > > > > | > >   limit and prints lines in full.  Otherwise very long
> > > > > | > >   command pathnames could be mishandled, e.g.,
> > > > > | > >   by _find_processes().
> > > > > | >
> > > > > | > or perhaps _find_processes() should use pgrep(1) instead
> > > > > | > of ps(1).
> > > > > |
> > > > > | I considered that but had to stick to ps(1) because pgrep
> > > > > | was in /usr/bin while ps was in /bin.  The use of /usr/bin
> > > > > | tools should be very limited in rc.subr(8).  OTOH, pgrep
> > > > > | uses /lib libs only, which makes it possible to transfer
> > > > > | pgrep+pkill to /bin if we can stand the growth of / by
> > > > > | some 50 kbytes.
> > > > >
> > > > > I think that's appropriate since pgrep is such an obvious
> > > > > fit for this sort of thing.  I think we'll want to consider
> > > > > compatability symlinks due to existing hardcoded paths in
> > > > > scripts.
> 
> 
> I do not mind if `pgrep' and `pkill' are moved to /bin.  Note
> that these were added to /usr because that's where they exist
> on NetBSD, OpenBSD, Solaris and Linux.  So we're not just
> talking about hardcoded-paths in a few scripts that FreeBSD
> users might have written for use only on FreeBSD.  So, I expect
> we will want symlinks to remain in /usr, forever, if we move
> the programs to /bin.
> 
> (Moving them does seem reasonable to me. I'm just saying why
> they were put in /usr in the first place...)

Thank you!  I'll add a comment to src/usr.bin/pkill/Makefile so that
the SYMLINKS lines aren't removed without thorough consideration.

-- 
Yar



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