Re: [testsuite] gdb.c++/templates.exp

[Daniel Jacobowitz <drow@mvista.com>]

On Wed, Jul 09, 2003 at 11:20:05AM -0400, Daniel Berlin wrote:
> 
> On Wednesday, July 9, 2003, at 11:15 AM, Daniel Berlin wrote:
> 
> >
> >On Wednesday, July 9, 2003, at 11:05 AM, Michael Elizabeth Chastain 
> >wrote:
> >
> >>Hi Michal,
> >>
> >>This part is not quite correct:
> >>
> >>  \\(unsigned ?(long|)\\);
> >>
> >>It would accept 'unsignedlong' which would be wrong.
> >
> >It shouldn't, unless the regex isn't whitespace sensitive
> 
> Just to be clear, this regex should accept nothing, "long", "unsigned 
> long", and "unsigned".
> This may be *wrong*, but it certainly shouldn't accept "unsignedlong".
> The ? should be applying to "unsigned ", not just the whitespace.

I have never encountered a regex engine which worked that way.  Unless
you parenthesize the ? will only apply to the previous character.  At
least perl, TCL, and egrep are (for once!) consistent here.  So is
procmail  :P

-- 
Daniel Jacobowitz
MontaVista Software                         Debian GNU/Linux Developer