Re: IO::Select

--- Dianne Britton <dbritton@sc.rr.com> wrote:
> I've been stopped short trying to get IO::Select to work
> for me.  The following small program does NOT block on
> the can_read.  It just prints "ready 0".  I'm running
> Perl 5.6 build 623 on Windows 98.  If you can help,
> thanks!
> --- Dianne
> 
> 
> use IO::Select;
> 
> $s = IO::Select->new();
> 
> $s->add(\*STDIN);
> 
> @ready = $s->can_read;
> 
> print "ready " . @ready . "\n";

This is an issue with 4-arg select() on Win32. Due to the
braindeadedness of the Win32 stdio implementation, 4-arg
select (which IO::Select is built on) _only_ works on
filehandles from socket(). This may someday be fixed by
PerlIO, but don't hold your breath.

-- BKS

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• IO::Select by Dianne Britton
• Re: IO::Select by Benjamin Stuhl