From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Ping Yin" <pkufranky@gmail.com>
Subject: Re: [PATCH v2 1/3] git-submodule: New subcommand 'summary' (1) - code framework
Date: Sat, 1 Mar 2008 18:27:17 +0800
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>
>
>  > +             grep '^:160000\|:[0-9]\+ 160000' |
>
>  This looks troublesome.
>
>   - [0-9] is obviously wrong and [0-7] is what you meant;
>   - \| and \+ are not BRE but GNU.
>
man grep says
 In  basic regular expressions the metacharacters ?, +, {, |, (, and )
lose their special meaning; instead use the backslashed versions \?,
\+, \{, \|, \(, and \).

Doen't it mean that '\|' is BRE ?


-- 
Ping Yin