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2007/10/8, Michal Kolodziejczyk <>:
> I can see that popen() can be used either to read or to write data
> from/to the process. Is there any hope it would be able to read and
> write data at the same time?
> How do you use lua when trying do write and read to/from the same
> process? (under linux if this matters)

You can do that with the ex library: