Date: Tue, 08 Jun 2010 11:01:37 +0200 From: Dominic Fandrey <kamikaze@bsdforen.de> To: freebsd-hackers@freebsd.org Subject: Re: head behaviour Message-ID: <4C0E06F1.6030607@bsdforen.de> In-Reply-To: <20100607155900.76080dca@Awfulhak.org> References: <20100605201242.C79345B52@mail.bitblocks.com> <4C0AB448.2040104@FreeBSD.org> <86r5kk6xju.fsf@ds4.des.no> <4C0C1A0B.4090409@FreeBSD.org> <86d3w3yflj.fsf@ds4.des.no> <20100607000607.97C6F5B5A@mail.bitblocks.com> <86631vksqb.fsf@ds4.des.no> <20100607155900.76080dca@Awfulhak.org>
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On 08/06/2010 00:59, Brian Somers wrote: > On Mon, 07 Jun 2010 13:05:48 +0200, Dag-Erling Smørgrav <des@des.no> wrote: >> Bakul Shah <bakul@bitblocks.com> writes: >>> Except read doesn't do it quite right: >>> >>> $ ps | (read a; echo $a ; grep zsh) >>> PID TT STAT TIME COMMAND >> >> yeah, I forgot that it drops leading whitespace... > > Well, leading $IFS > > $ ps | (IFS= read a; echo "$a"; grep zsh) > > works a lot better. As does using sed, which is the right tool for this kind of job anyway. -- A: Because it fouls the order in which people normally read text. Q: Why is top-posting such a bad thing? A: Top-posting. Q: What is the most annoying thing on usenet and in e-mail?
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