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Date: Sat, 18 Sep 2010 11:21:39 +0200
From: Corinna Vinschen <corinna-cygwin AT cygwin DOT com>
To: cygwin AT cygwin DOT com
Subject: Re: awk gsub problem
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On Sep 17 22:30, Lee wrote:
> On 9/16/10, Corinna Vinschen wrote:
> > On Sep 15 18:30, Lee wrote:
> >> I don't know if this is just a problem with the cygwin version of awk,
> >> me misunderstanding something or what, but it looks like gsub isn't
> >> working correctly in awk:
> >> $ sh /tmp/test.awk
> >> s= ::0::  should = ::S0::
> >>
> >> $ cat /tmp/test.awk
> >> awk '
> >> BEGIN {
> >>   s="Serial0"
> >>   gsub("[a-z]","",s)
> >>   printf("s= ::%s::  should = ::S0::\n", s)
> >>   exit
> >> } '
> >>
> >> I also tried it with IGNORECASE=0 and with "awk --traditional" - same
> >> results.
> > Works fine for me:
> 
> Comment out the 'set LANG=" and gsub works fine:
> $ echo $LANG
> C.UTF-8
> 
> $ sh /tmp/test.awk
> s= ::S0::  should = ::S0::
> 
> $ export LANG=en_US.UTF-8
> 
> $ sh /tmp/test.awk
> s= ::0::  should = ::S0::
> 
> So awk gsub works for me again - thank you!
> 
> Just out of curiosity, why would setting LANG to en_US break
> case-sensitivity in gsub?

I don't know either.  I just asked the upstream maintainer.  At least it
isn't a Cygwin problem, since it also behaves the same on Linux.


Corinna

-- 
Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Project Co-Leader          cygwin AT cygwin DOT com
Red Hat

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