Thu Aug 5 05:43:03 CEST 1999
And in some cases it can be convenient to use the
'gen_server:reply(To, Reply)' call in a handle_call
instead to make an explicit reply to the caller and
then go on doing something..
Torbjorn Tornkvist writes:
> > So, it seems to me that if A makes a gen_server:call to B, then when B
> > does the same back to A, it will get a cycle in the call graph and
> > deadlock.
> Yes, and to avoid that you can either:
> 1. Use gen_server:cast/2 .
> 2. Spawn of a new process P which does the the gen_server:/call
> to B, and then relay the answer back to A.
> In both cases you have to be make sure you can receive those
> messages (from P and B) in A.
> Cheers /Tobbe
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