making vars in bash script accessible from shell

[Kevin D. Clark]

"Price, Erik" <eprice at ptc.com> writes:

> > [please configure your email program to wrap lines at around 72
> >  characters -- thanks...]
> 
> I can't seem to find the setting that lets you do that.
> this is MS Outlook 2000. (I kinda hafta use it for work...)

IIRC, Derek Martin (and perhaps others) pointed these out once:

        http://www.lemis.com/email/fixing-outlook.html
        http://www.slipstick.com/mail1/olinet.htm

> > Is
> > 
> >    PROMPT_COMMAND='pwd | perl -ne "chomp; print substr(\$_, 0, 30);"'
> > 
> > what you want?
> 
> I'm sure that would work, but I was looking for an all-bash
> solution (for pedagogical reasons).

Bah!  Well, here's a non-Perl solution.

  PROMPT_COMMAND='expr `pwd` : "\(..............................\)" \| `pwd`'

I leave as an excercise to the reader the task of removing the
(probably unwanted) newline that this generates.

Regards,

--kevin
-- 
Kevin D. Clark / Cetacean Networks / Portsmouth, N.H. (USA)
cetaceannetworks.com!kclark (GnuPG ID: B280F24E)
alumni.unh.edu!kdc