Date: Sun, 13 Aug 2000 10:30:21 +0300 (IDT)
From: Eli Zaretskii <eliz AT is DOT elta DOT co DOT il>
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To: Paul Eggert <eggert AT twinsun DOT com>
cc: meyering AT ascend DOT com, tr AT eth DOT net, djgpp-workers AT delorie DOT com,
        autoconf AT gnu DOT org
Subject: Re: portability of sed's \{0,1\}?
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On Sat, 12 Aug 2000, Paul Eggert wrote:

> The sed FAQ, version 014 <http://www.cornerstonemag.com/sed/sedfaq.html> says:
> 
> * Ultrix 4.3 sed doesn't support \(...\)\{...\} (the idiom used here).
> * Likewise for HHsed v1.5 (by Howard Helman).
> * sedmod v1.0 (by Hern Chen) doesn't support \{...\} at all.

I don't see any work-arounds suggested for these problems.  Does anyone 
know how do you express \(foo\)\{0,1\} portably?