Re: Egrep does not support \A, \Z, \s

[Andreas Schwab]

address@hidden (Karl Berry) writes:

>     Thus your regepxs are malformed.
>
> Well, that seems a bit draconian.  POSIX is not the be-all and end-all
> of what is ok.  As I know you know, Andreas, GNU has always supported
> many useful extensions, not to mention every other real-world program.

Please read the quote again.  It explicitly states that extensions are
allowed.  Given that the GNU extensions to ERE are documented, and neither
of the quoted constucts are among them, these regexps are in fact
malformed in the context of GNU grep.

> That POSIX does not live in the real world does not obviate the fact
> that we do :).

POSIX very well acknowledges the existence of extensions.

Andreas.

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Andreas Schwab, SuSE Labs, address@hidden
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