[erlang-questions] blocking vs non-blocking gen_tcp:accept()

Serge Aleynikov saleyn@REDACTED
Sun Mar 2 04:57:41 CET 2008

Indeed!  Moreover, a gen_tcp_server behavior would be a very useful 
addition to the OTP that would generalize a common acceptor/connector 


Claes Wikstrom wrote:
> Matthias Lang wrote:
>> Robin writes:
>>  > Does gen_tcp:accept() block the entire OS thread or just the calling
>>  > erlang process?
>> Just the erlang process. (verifying this yourself is straightforward)
> Having accept() as function that receives a message as opposed
> to hanging would make a lot of sense though.
> I know that it's possible to use the lowlevel libs to accomplish
> this but it should be exposed to user level (and documented) in
> a manner similar to the {tcp, Sock, Data} message we get from an
> active socket.
> Maybe we should have a list similar to the
> http://brainstorm.ubuntu.com/ list where people
> get to tell the core developers what they should
> do :-)
> /klacke
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