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From "Plüm, Rüdiger, VF-Group" <ruediger.pl...@vodafone.com>
Subject Re: svn commit: r691418 [2/2] - in/httpd/httpd/trunk:./docs/manual/mod/ modules/filters/
Date Wed, 10 Sep 2008 14:00:42 GMT
 

> -----Ursprüngliche Nachricht-----
> Von: Basant.Kukreja@Sun.COM 
> Gesendet: Mittwoch, 10. September 2008 15:54
> An: dev@httpd.apache.org
> Betreff: Re: svn commit: r691418 [2/2] - 
> in/httpd/httpd/trunk:./docs/manual/mod/ modules/filters/
> 

> > > Can you elaborate why you chose "<" and ">". I could not 
> think of any
> > > reasons behind it.
> > 
> > Because these characters are currently displayed by sed and 
> I saw no reason to change
> > it.
> > 
> > > sed's man page says :
> > >     (2)l            List the pattern space on the standard  out-
> > >                      put  in  an  unambiguous  form. Non-printing
> > >                      characters are spelled in  two  digit  ASCII
> > >                      and long lines are folded.
> > > 
> > > So 0x8 and 0x9 char values, which I believe are non printable 
> > > characters,
> > > should be printed into *two* digit ASCII. So \10 and \11 
> looks to me
> > > as conforming to man page.
> > 
> > As said displaying two digit ASCII's also makes sense and 
> conforms to the man
> > page. So go for it.
> > BTW: Shouldn't it be \08 and \09 for 0x8 and 0x9 instead of 
> \10 and \11 ?
> If we notice, how other characters are printed then sed code 
> is using octal
> numbers. After \17 it changes to \20, \21. Similarly After 
> \27 it changes to
> \30, \31 etc. So based on the above pattern, \10 and \11 
> seems to be more
> consistent to me.

Thanks for pointing out. I missed that these were actual octal numbers.
So yes, you are correct.

Regards

Rüdiger


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