how to test if a pipe contains data

[Christof Warlich]

Am 23.01.2012 15:29, schrieb Hines, Johnicholas:
> I'm surprised nobody mentioned Linus Akesson's "Pipe Logic",
> which is based on a C wrapper, that he calls 'mosfet'.
>
> http://www.linusakesson.net/programming/pipelogic/index.php
>
A real pleasure to read :-)!