[Haskell-beginners] command-line interaction with running process

[Elise Huard]

Thanks for this answer - that's a good point.
At this point it's mostly for (interactive) game/level design and
testing though :)

On 4 March 2015 at 10:45, Sumit Sahrawat, Maths & Computing, IIT (BHU)
<sumit.sahrawat.apm13 at iitbhu.ac.in> wrote:
> If you decice upon the server-client architecture, you should take a look at
> zeromq.
> It is used extensively in IHaskell, so you can peek at the code there for a
> working example.
>
> Also, I believe a client-server architecture will be better as I personally
> enjoy games a lot more when they are multi-player.
> It makes the conversion from single-player to multi-player a non-destructive
> (or atleast less destructive) process.
>
> On 4 March 2015 at 15:02, Elise Huard <haskell at elisehuard.be> wrote:
>>
>> Hi,
>>
>> I'm trying to do the following: implementing a command-line interface
>> to directly interact with the state or the parameters of a
>> looping/running process (a game, to be specific).
>>
>> My first thought is to fork a thread, passing in a TChan/TVar or
>> similar to enable communication, and to have the command-line
>> interface on the thread (getLine or haskelline ...).
>> Another option would be to have a bona fide server-client interface
>> (with sockets or others), to fork a thread again to run the server and
>> to connect using the client library - which would allow me to use ghci
>> and have transparent serialization under the hood.
>>
>> Are there known use cases?  Am I missing something, for instance is it
>> possible to interact with a running process directly using ghci?
>> Any tips?
>>
>> Thank you,
>>
>> Elise
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>
>
>
>
> --
> Regards
>
> Sumit Sahrawat
>
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