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In-Reply-To: <20181113212806.523d19f7@gmx.de>
From: Dave MacFarlane <driusan@gmail.com>
Date: Tue, 13 Nov 2018 15:32:12 -0500
Message-ID: <CAG2UyHrjv8cKgExs0THkiEfw-kQB2F35FrxP5fNX+-8Wq=6NdA@mail.gmail.com>
Subject: Re: [9front] sed bug?
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"1/test$/d" doesn't match the pattern "[address [, address] ] function
[argument ...]". There's a comma that separates the two addresses in
the documentation.
On Tue, Nov 13, 2018 at 3:28 PM Eckard Brauer <eckard.brauer@gmx.de> wrote:
>
> At least it look inconsistent:
>
> % {echo test; echo test1; echo test2;echo test3} | sed '1,/^test$/d'
> % {echo test; echo test1; echo test2;echo test3} | sed '1,/^test1$/d'
> test2
> test3
> % {echo test; echo test1; echo test2;echo test3} | sed '1,/^test2$/d'
> test3
>
> seems search starts just after addressed line (1 in this case): in fist
> case nothing is found, so search goes until end, then mothing remains
> for output.
>
> as the man page states:
>
>         [address [, address] ] function [argument ...]
>
> as valid, "1/test$/d' should work, but it seems not to be the case:
>
> % {echo test; echo test1; echo test2;echo test3} | sed '1/^test$/d'
> sed: Unrecognized command: 1/^test$/d
>
> BTW, GNU sed (Linux) seems to behave similar.
>
> Am Tue, 13 Nov 2018 13:04:01 -0700
> schrieb Joe M <joe9mail@gmail.com>:
>
> > Hello,
> >
> > umbraticus@prosimetrum.com wrote:
> >  [...]
> >  [...]
> >
> > yes, my bad. I pasted the wrong command. It should be a 1 instead of
> > 0.
> >
> >  [...]
> >  [...]
> >  [...]
> >
> > I stumbled upon the same workaround too. On a similar note, this
> > command works fine also:
> >
> > {echo test; echo test1; echo test2} | sed '1,1d'
> >
> > Thanks again
>
>
>
> --
> :)



-- 
- Dave