From the POD for Win32::Pipe:
If someone is waiting on a Read and the other end terminates then you will wait for one REALLY long time! (If anyone has an idea on how I can detect the termination of the other end let me know!)
All pipes are blocking. I am considering using threads and callbacks into Perl to perform async IO but this may be too much for my time stress. ;)
By splitting the problem into two processes that communicate via a blocking pipe, you've just recreated the original problem. Twice.
Instead of a single process that has the problem of servicing a (non-blocking) keyboard and a blocking socket, you now have two processes.
- One has to try and concurrently service a (non-blocking) keyboard and a blocking pipe.
- The other has to try and service a blocking socket and a blocking pipe.
Sockets can be set non-blocking, pipes (via Win32::Pipe) cannot.
Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.
"Science is about questioning the status quo. Questioning authority".
In the absence of evidence, opinion is indistinguishable from prejudice.
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