A "sleep" command without "receive"

[Corrado Santoro]

Quoting Matthias Lang <matthias@REDACTED>: 
>  
> You have misunderstood how 'receive' works and you have somehow 
> tricked yourself into seeing behaviour which cannot and does not 
> occur.  
 
Quoting Samuel Tardieu <sam@REDACTED>: 
> You seem confused about what the above code does: it does not get any 
> incoming message and sleeps for T milliseconds, regardless of whether 
> an incoming message arrives in the mean time or is already present. 
 
Right, right, right. Thanks Sam and Matthias. Very silly question. I checked 
the program and discovered that the problem *was not* there! 
 
Thank you very much for your clarification. 
 
Cheers, 
-Corrado 
 
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