Re: pkg/33410: pkgsrc problem with posix awk

[Aleksey Cheusov <cheusov%tut.by@localhost>]

> The following reply was made to PR pkg/33410; it has been noted by GNATS.

> From: joerg%britannica.bec.de@localhost
> To: gnats-bugs%netbsd.org@localhost
> Cc: 
> Subject: Re: pkg/33410: pkgsrc problem with posix awk
> Date: Sat, 6 May 2006 10:13:31 +0200

>  On Tue, May 02, 2006 at 09:30:05PM +0000, Roland Illig wrote:
 >>  And I prefer to do things right. Other implementations of awk may just 
 >>  continue without warning (the OpenGroup's web site is badly formatted, 
 >>  but I think it states undefined behavior for invalid programs), and can 
 >>  you tell what they do?
>  
>  The behaviour of this programs is actually quite well defined. the
>  backslash escaping is not *necessary* in this situations, but it doesn't
>  really hurt either.
AFAIU susv3 defines the following backslashed symbols for ERE

.[\()*+?{|^$

but only the following for awk

'"' '/' '\' '\a' '\b' '\f' '\n' '\r' '\t' '\v' and '\ooo'.

-- 
Best regards, Aleksey Cheusov.