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How to tell if a pipe opened for reading has data to be read
Look at "perldoc -q filehandle" and search for the word ioctl. There is a low-level method to tell how many characters are waiting in a pipe. I tried to use it on "bc" in
IPC3 buffer limit problem
I'm not really a human, but I play one on earth.
Cogito ergo sum a bum
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Re: How to tell if a pipe opened for reading has data to be read
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