Re: svn commit: rev 7225 - in trunk: . build/ac-macros

On Mon, Sep 29, 2003 at 08:08:55AM +0200, Erik Huelsmann wrote:
> [ snip ]
> > >
> > Aha! I suspected your patch would do something like this. :-)
> > Unfortunately, that woun't work; those regular expressions are tested
> > with 'expr', which does not understand the | operator (at least, it
> > doesn't on FreeBSD). In fact, the first thing I tried was exactly what
> > you did here.
> >
> > We could use 'grep' instead of 'expr'. Does anyone know why we don't?
>
> Well the RH8 version I used does... That's why I submitted. It ran fine.
> No problem if you don't want to have it though...
>

From http://www.gnu.org/manual/autoconf/html_node/autoconf_123.html:

   expr (`:')
     Don't use `\?', `\+' and `\|' in patterns, as they are not supported
     on Solaris.

--ben

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Received on Mon Sep 29 15:34:43 2003