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Re: grep interprets \s in a confusing way

From: Norihiro Tanaka
Subject: Re: grep interprets \s in a confusing way
Date: Thu, 04 Jun 2009 00:58:45 +0900 
Hi,

   See following thread.

  http://lists.gnu.org/archive/html/bug-grep/2009-05/msg00009.html

>    Grep 2.5.4 uses regex, which is included in GNU libc and supports
> `\S' operand. However, Grep 2.5.4 also use own engines, which can't
> interpret `\S' operand. So you mayn't use undocumented operands.

   `\s' is also the same as `\S'.
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