This is a live mirror of the Perl 5 development currently hosted at https://github.com/perl/perl5
Perlio internals re-organized.
- open process creates AV of layer/arg pairs
(appends layers from open() or open.pm to default list).
- push arg is now an SV.
- layer ->Open get passed the AV
- open is no longer mandatory method.
- topmost layer that has ->Open method does the open
- any layers above are pushed once that returns.
- vtable re-ordered so dummy layers need only provide push/pop methods.
p4raw-id: //depot/perlio@9314