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Lexical-SealRequireHints-0.004.tar.gz

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Filename:Lexical-SealRequireHints-0.004.tar.gz

/Lexical-SealRequireHints-0.004/README

NAME

Lexical::SealRequireHints - prevent leakage of lexical hints

DESCRIPTION

There is a bug in Perl's handling of the "%^H" (lexical hints) variable
that causes lexical state in one file to leak into another that is
"require"d/"use"d from it.  This bug will probably be fixed in Perl
5.10.2, and is definitely fixed in Perl 5.11.0, but in any earlier version
it is necessary to work around it.  O
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/Lexical-SealRequireHints-0.004/Changes

version 0.004; 2010-11-21

  * bugfix: don't attempt to use XS version of the workaround on Win32,
    where it can't work properly due to linker restriction on access to
    core symbols

  * only define PERL_CORE for compilation on Perl versions where the
    bug workaround (and thus interference with core-private stuff)
    is actually necessary

  * in XS, use PERL_NO_GET_CONTEXT for efficienc
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