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RE: sub-problem with regex
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From: |
Aharon Robbins |
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Subject: |
RE: sub-problem with regex |
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Date: |
Sun, 29 Sep 2002 18:46:17 +0300 |
I'm glad it's now working. I will try to add something about this
to the gawk doc, since this is becoming an increasingly frequent
question.
Arnold
> From: Alexander Stohr <address@hidden>
> To: Aharon Robbins <address@hidden>, Alexander Stohr
> <address@hidden>,
> address@hidden
> Date: Fri, 27 Sep 2002 15:31:25 +0200
> Subject: RE: sub-problem with regex
>
> the suggested change fixed the problem.
>
> here are a few words on my leraning curve:
>
> as seen in manpage the LC_ALL=C subdivides
> into several other LC_* settings.
> I have to assume that its the LC_CTYPE
> submember that is the thing in request.
>
> hmm, on a RH7.3 system where its working:
> LANG=en_US.iso885915
> LC_ALL=<unset>
>
> on the RH beta system where it fails
> LANG=en_US.UTF-8
> LC_ALL=<unset>
>
> so it was the UTF-8 which does break my awak code.
> just curios that [[:upper:]] was different from [A-Z].
> (and it broke midnight commander grafical chars
> on all telnet consoles too!)
>
> on the other side i tried setting IGNORECASE and
> saw effects on results on first machine but could
> not affect the problematic behaviour on the second.
>
> so i would suggest adding a string hint to both
> settings vice versa because it seems the LANG
> setting does prevent the other to change behaviour.
> two possible causes => two things to look after
> => two or more possible solutions.
>
> Note:
> as only beeing a minor part time awk i have had
> no success in dumping the script variables into
> a file despite doing pretty nice cut and paste.
>
> anyways, the thing is working now.
>
> > -----Original Message-----
> > From: Aharon Robbins [mailto:address@hidden
> > Sent: Friday, September 27, 2002 09:56
> > To: address@hidden; address@hidden
> > Subject: Re: sub-problem with regex
> >
> >
> > This is a problem with the locale you're using. If you set
> >
> > export LANG=C
> >
> > or
> >
> > export LC_ALL=C
> >
> > before running gawk, it'll work the way you expect. It's not
> > a gawk bug.
> >
> > Arnold
>
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> <P><FONT SIZE=2>the suggested change fixed the problem.</FONT>
> </P>
>
> <P><FONT SIZE=2>here are a few words on my leraning curve:</FONT>
> </P>
>
> <P><FONT SIZE=2>as seen in manpage the LC_ALL=C subdivides</FONT>
> <BR><FONT SIZE=2>into several other LC_* settings.</FONT>
> <BR><FONT SIZE=2>I have to assume that its the LC_CTYPE</FONT>
> <BR><FONT SIZE=2>submember that is the thing in request.</FONT>
> </P>
>
> <P><FONT SIZE=2>hmm, on a RH7.3 system where its working:</FONT>
> <BR><FONT SIZE=2> LANG=en_US.iso885915</FONT>
> <BR><FONT SIZE=2> LC_ALL=<unset></FONT>
> </P>
>
> <P><FONT SIZE=2>on the RH beta system where it fails</FONT>
> <BR><FONT SIZE=2> LANG=en_US.UTF-8</FONT>
> <BR><FONT SIZE=2> LC_ALL=<unset></FONT>
> </P>
>
> <P><FONT SIZE=2>so it was the UTF-8 which does break my awak code.</FONT>
> <BR><FONT SIZE=2>just curios that [[:upper:]] was different from [A-Z].</FONT>
> <BR><FONT SIZE=2>(and it broke midnight commander grafical chars</FONT>
> <BR><FONT SIZE=2>on all telnet consoles too!)</FONT>
> </P>
>
> <P><FONT SIZE=2>on the other side i tried setting IGNORECASE and</FONT>
> <BR><FONT SIZE=2>saw effects on results on first machine but could </FONT>
> <BR><FONT SIZE=2>not affect the problematic behaviour on the second.</FONT>
> </P>
>
> <P><FONT SIZE=2>so i would suggest adding a string hint to both</FONT>
> <BR><FONT SIZE=2>settings vice versa because it seems the LANG </FONT>
> <BR><FONT SIZE=2>setting does prevent the other to change behaviour.</FONT>
> <BR><FONT SIZE=2>two possible causes => two things to look after</FONT>
> <BR><FONT SIZE=2>=> two or more possible solutions.</FONT>
> </P>
>
> <P><FONT SIZE=2>Note:</FONT>
> <BR><FONT SIZE=2>as only beeing a minor part time awk i have had</FONT>
> <BR><FONT SIZE=2>no success in dumping the script variables into</FONT>
> <BR><FONT SIZE=2>a file despite doing pretty nice cut and paste.</FONT>
> </P>
>
> <P><FONT SIZE=2>anyways, the thing is working now.</FONT>
> </P>
>
> <P><FONT SIZE=2>> -----Original Message-----</FONT>
> <BR><FONT SIZE=2>> From: Aharon Robbins [<A
> HREF="mailto:address@hidden";>mailto:address@hidden</A>]</FONT>
> <BR><FONT SIZE=2>> Sent: Friday, September 27, 2002 09:56</FONT>
> <BR><FONT SIZE=2>> To: address@hidden; address@hidden</FONT>
> <BR><FONT SIZE=2>> Subject: Re: sub-problem with regex</FONT>
> <BR><FONT SIZE=2>> </FONT>
> <BR><FONT SIZE=2>> </FONT>
> <BR><FONT SIZE=2>> This is a problem with the locale you're using.
> If you set</FONT>
> <BR><FONT SIZE=2>> </FONT>
> <BR><FONT SIZE=2>> export LANG=C</FONT>
> <BR><FONT SIZE=2>> </FONT>
> <BR><FONT SIZE=2>> or</FONT>
> <BR><FONT SIZE=2>> </FONT>
> <BR><FONT SIZE=2>> export LC_ALL=C</FONT>
> <BR><FONT SIZE=2>> </FONT>
> <BR><FONT SIZE=2>> before running gawk, it'll work the way you
> expect. It's not </FONT>
> <BR><FONT SIZE=2>> a gawk bug.</FONT>
> <BR><FONT SIZE=2>> </FONT>
> <BR><FONT SIZE=2>> Arnold</FONT>
> </P>
>
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