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Re: 5.8.2 coredump: tied hashes implemented as XSUB methods

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Dave Mitchell
November 14, 2003 15:43
Re: 5.8.2 coredump: tied hashes implemented as XSUB methods
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On Fri, Nov 14, 2003 at 11:31:22PM +0000, Alan Burlison wrote:
> I have a module (Solaris::Kstat) which implements a tied hash entirely from 
> XSUB code.  This works fine in 5.6.1, but cores in 5.8.2.  I've added some 
> debug code, and whilst all the other XSUB tied hash methods are being 
> called correctly, CLEAR isn't - it looks like Perl_hv_clear() is being 
> called rather than the tied CLEAR method.  The stack trace looks like this:
> Perl_hv_clear
> Perl_pp_aassign
> Perl_runops_standard
> S_run_body
> perl_run
> main
> i.e. no sign of the XSUB CLEAR method.  I haven't had time to nail this 
> down yet, but being lazy I wondered if anyone else had seem the same 
> problem?

Perl_hv_clear() has the following bit in it:

    if (SvRMAGICAL(hv))

So assuming that it has the right magical flags set and the right magic
attached, it should just work. How is the tie created?

In my day, we used to edit the inodes by hand.  With magnets.

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