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Re: Multiple Perl version support quandary

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Yitzchak Scott-Thoennes
March 27, 2006 13:27
Re: Multiple Perl version support quandary
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On Mon, Mar 27, 2006 at 03:56:45PM -0500, John Peacock wrote:
> Yitzchak Scott-Thoennes wrote:
> >Um.  If this code runs during actual live use of warnings, I don't think
> >you're at liberty to change $SIG{__WARN__}.  It may already by in use.
> >Is there a reason for not just changing $^W locally?  Or rewriting the
> >warnings-triggering code?
> I cannot just change $^W; this is one of the "mandatory" warnings which 
> can only be suppressed via $SIG{__WARN__}.  I'm replacing the 
> UNIVERSAL::VERSION sub (which is in C in the core) and I either hide the 
> warning or ignore it; I cannot rewrite the code.

Doing *UNIVERSAL::VERSION = sub { ... } doesn't give a mandatory warning
for me ??

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