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On 23.02.2011 13:48, Gilles Ganault wrote:

> Any idea what could be wrong with the code?

There is nothing wrong with the code. Works for me as expected:

lua myscript.lua < /dev/null by default reads whole line ('*l'). So you need to send it a
line (ending with CR/LF, or CTRL+D for empty line), or close the input.
Otherwise it waits in blocking read. You seem to expect it is
non-blocking. Try and read the manual: