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How to subclass IO::Handle to properly get a low level file handle without having a file or memory?

by Pickwick (Beadle)
on Nov 02, 2016 at 10:49 UTC ( [id://1175122]=perlquestion: print w/replies, xml ) Need Help??

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  1. or download this
    sub fdopen {
    @_ == 3 or croak 'usage: $io->fdopen(FD, MODE)';
...
    open($io, _open_mode_string($mode) . '&' . $fd)
    ? $io : undef;
}
  2. or download this
    package ReadingHandle;

...
}

1;

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