From: Johannes Schindelin <Johannes.Schindelin@gmx.de>
To: Simon 'corecode' Schubert <corecode@fs.ei.tum.de>
Cc: Junio C Hamano <gitster@pobox.com>,
Johannes Sixt <johannes.sixt@telecom.at>,
git@vger.kernel.org
Subject: Re: [PATCH] rebase--interactive: do not use one-or-more (\+) in sed.
Date: Sun, 2 Sep 2007 15:20:52 +0100 (BST) [thread overview]
Message-ID: <Pine.LNX.4.64.0709021518260.28586@racer.site> (raw)
In-Reply-To: <46DABD15.4030208@fs.ei.tum.de>
Hi,
On Sun, 2 Sep 2007, Simon 'corecode' Schubert wrote:
> Junio C Hamano wrote:
> > > Just for the record: I believe that \{1,\} might be portable.
> >
> > Yeah, I obviously looked at the page I quoted that describes
> > what's in and what's not in BRE definition ;-)
> >
> > But in practice, I do not recall ever seeing an older sed that
> > did not understand one-or-more \+ *and* understood \{1,\}. Do
> > you?
>
> Yes, BSD sed (at least DragonFly's, so probably as well FreeBSD-4 (dunno
> about later)):
>
> chlamydia % echo 5ab123x | sed -e 's/[a-z]\+/AAA/'
> 5ab123x
> chlamydia % echo 5ab123x | sed -e 's/[a-z]\{1,\}/AAA/'
> 5AAA123x
> chlamydia % echo 5ab123x | sed -E -e 's/[a-z]+/AAA/'
> 5AAA123x
Thank you for a proper argument. I usually ignore hand-waving POSIX
arguments, but a real-world case changes the situation.
Ciao,
Dscho
next prev parent reply other threads:[~2007-09-02 14:21 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-09-01 7:25 [PATCH] rebase -m: Fix incorrect short-logs of already applied commits Johannes Sixt
2007-09-01 9:01 ` Junio C Hamano
2007-09-01 9:05 ` [PATCH] rebase--interactive: do not use one-or-more (\+) in sed Junio C Hamano
2007-09-01 22:24 ` Johannes Schindelin
2007-09-02 6:53 ` David Kastrup
2007-09-02 7:02 ` Junio C Hamano
2007-09-02 7:20 ` David Kastrup
2007-09-02 13:39 ` Simon 'corecode' Schubert
2007-09-02 14:20 ` Johannes Schindelin [this message]
2007-09-02 17:07 ` Nix
2007-09-05 17:54 ` Benoit SIGOURE
2007-09-05 18:06 ` Nix
2007-09-01 9:20 ` [PATCH] rebase -m: Fix incorrect short-logs of already applied commits David Kastrup
2007-09-01 12:06 ` Johannes Sixt
2007-09-01 12:11 ` Robin Rosenberg
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