From mboxrd@z Thu Jan  1 00:00:00 1970
From: Junio C Hamano <junkio@cox.net>
Subject: Re: [PATCH] Cleanup git-send-email.perl:extract_valid_email
Date: Tue, 06 Jun 2006 14:39:06 -0700
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	<200606062124.k56LOroI007738@laptop11.inf.utfsm.cl>
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To: Horst von Brand <vonbrand@inf.utfsm.cl>
In-Reply-To: <200606062124.k56LOroI007738@laptop11.inf.utfsm.cl> (Horst von
	Brand's message of "Tue, 06 Jun 2006 17:24:53 -0400")
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Horst von Brand <vonbrand@inf.utfsm.cl> writes:

>> > OK, but be careful as this (?:...) is an extended regexp (needs /x on
>> > match).
>
>> Are you sure about /x?
>
> The manual (perlop(1)) says you need /x to match extended regexps, and
> (?...) is the marker for such (perlre(1)).

I always had the impression that eXtended in the context to talk
about /x was about ignoring whitespaces and forcing people to
write \s (or perhaps \040) when they mean a whitespace and had
nothing to do with (?...) stuff.  Let me look up the fine
manual.