Date: Sun, 23 Feb 1997 01:00:01 -0800 (PST) From: j@uriah.heep.sax.de (J Wunsch) To: freebsd-bugs Subject: Re: bin/2803: /bin/sh 'for' statement vs IFS setting problem Message-ID: <199702230900.BAA29258@freefall.freebsd.org>
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The following reply was made to PR bin/2803; it has been noted by GNATS.
From: j@uriah.heep.sax.de (J Wunsch)
To: mpp@freefall.freebsd.org (Mike Pritchard)
Cc: FreeBSD-gnats-submit@freefall.freebsd.org, Scott.Blachowicz@seaslug.org
Subject: Re: bin/2803: /bin/sh 'for' statement vs IFS setting problem
Date: Sun, 23 Feb 1997 09:33:20 +0100
As Mike Pritchard wrote:
> > >How-To-Repeat:
> >
> > I use this test script:
> >
> > #! /bin/sh
> > IFS=' :'
> > for tok in a:b:c
> > do
> > echo $tok
> > done
> > for tok in d e f
> > do
> > echo $tok
> > done
> >
> > which SHOULD output 6 lines of output (letters a-f on separate
> > lines), but what comes out is this:
> >
> > a b c
> > d
> > e
> > f
> 3)
> IFS=' :'
> xxx=a:b:C
> for tok in $xxx
> do
> echo $tok
> done
>
> For the record, under 3.0, every shell I tried, ksh, sh and bash
> all work this way. Does this work the same way on other operating
> systems? E.g. Sunos/Solaris, or some other SYSv variety?
$ echo ${.sh.version}
Version M-12/28/93e
$ for tok in a:b:c
> do
> echo $tok
> done
a b c
$
That's ksh93, the genuine Korn shell. Since this is `by definition'
also the Posix shell, i think we can close the case.
--
cheers, J"org
joerg_wunsch@uriah.heep.sax.de -- http://www.sax.de/~joerg/ -- NIC: JW11-RIPE
Never trust an operating system you don't have sources for. ;-)
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