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Re: CGI::Cookie Warnings
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From:
Lincoln Stein
Date:
October 24, 2003 03:37
Subject:
Re: CGI::Cookie Warnings
Message ID:
200310231626.54352.lstein@cshl.edu
It's been replaced with -time() in the unreleased version.
Lincoln
On Wednesday 22 October 2003 04:24 pm, Rafael Garcia-Suarez wrote:
> Nicholas Clark wrote:
> > On Tue, Oct 21, 2003 at 11:20:36PM -0700, David Wheeler wrote:
> > > Lincoln,
> > >
> > > Under some circumstances with Perl 5.8.1, I get this warning with
> > > CGI::Cookie:
> > >
> > > Ambiguous use of -time resolved as -&time() at
> > > /usr/local/lib/perl5/5.8.1/CGI/Cookie.pm line 223.
> > >
> > > I believe that the attached simple patch addresses the issue. I've Cc'd
> > > perl5-porters in the hope that the patch would also make it into the
> > > core before the release of Perl 5.8.2.
> >
> > [that bit makes sense to me - if an updated CGI.pm hits CPAN it can
> > get assimilated]
> >
> >
> > - $self->{'max-age'} = CGI::Util::expire_calc($expires)-time if defined
> > $expires; + $self->{'max-age'} = CGI::Util::expire_calc($expires) - time
> > if defined $expires;
> >
> > Eh? How on earth can whitespace be significant? :-(
> > Are you sure you were using perl and not some other language beginning
> > with P?
>
> Whitespace is significant for warnings, at least, based on the heuristics
> coded into toke.c.
>
> However whitespace can be significant for parsing either : notably when the
> tokenizer tries to intuit something related to the indirect object
> notation.
>
> $ perl -wle 'print $foo -time'
> Name "main::foo" used only once: possible typo at -e line 1.
> Can't use an undefined value as a symbol reference at -e line 1.
>
> $ perl -wle 'print $foo - time'
> Name "main::foo" used only once: possible typo at -e line 1.
> Use of uninitialized value in subtraction (-) at -e line 1.
> -1066854125
--
========================================================================
Lincoln D. Stein Cold Spring Harbor Laboratory
lstein@cshl.org Cold Spring Harbor, NY
========================================================================
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