Re: multiline output variables.

[Ralf Wildenhues]

* Stepan Kasal wrote on Fri, Jan 28, 2005 at 09:48:32AM CET:
> 
> 1) I wrote:
> 
> > ...  s/x\{23\}/yes/ ... is not portable
> 
> Does anyone know whether I was true or not?  The autoconf manual doesn't
> mention this problem, and \{23\} is required by POSIX for BRE's.

I think it is safe to use (unlike \+ or \?).  The sed FAQ mentions
problems with \{0\} and with \{ \} immediately after \( \) for some
obscure sed implementation called HHsed.

Regards,
Ralf