Date: Wed, 9 Nov 2011 08:35:13 +0200 From: Valentin Nechayev <netch@netch.kiev.ua> To: Alexey Dokuchaev <danfe@freebsd.org> Cc: Jilles Tjoelker <jilles@freebsd.org>, svn-src-head@freebsd.org, svn-src-all@freebsd.org, src-committers@freebsd.org Subject: Re: svn commit: r227366 - in head/etc: . rc.d Message-ID: <20111109063513.GD25476@netch.kiev.ua> In-Reply-To: <20111109014916.GA75862@FreeBSD.org> References: <201111082302.pA8N2Wmj053356@svn.freebsd.org> <20111109014916.GA75862@FreeBSD.org>
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Wed, Nov 09, 2011 at 01:49:16, danfe wrote about "Re: svn commit: r227366 - in head/etc: . rc.d":
> > rc.d: Eliminate some unnecessary non-POSIX constructs:
> >
> > * ^ in character class
> >
> > - for file in ${dir}/[^0-9]*.sh; do
> > + for file in ${dir}/[!0-9]*.sh; do
>
> I don't have my copy of POSIX handy, but looking at SUSv2, circumflex `^' is
> documented as non-matching list expression specifier, while `!' is not.
>
> I am reading it wrong?
You are right - Posix.1-2008 says the same - '^' as matching reverse and
nothing for '!'
<cite>
A non-matching list expression begins with a <circumflex> ( '^' ),
and specifies a list that shall match any single-character
collating element except for the expressions represented in the
list after the leading <circumflex>.
</cite>
-netch-
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