OpenEuphoria

Re: Interprocess Communication...

• Posted by Andy Serpa <ac at onehorseshy.com> Nov 11, 2004
• 506 views

Patrick Barnes wrote:
> 
> On Wed, 10 Nov 2004 17:49:26 -0600, Kat <gertie at visionsix.com> wrote:
> > <snip>
> > > The main thing is - if a program crashes when one of its functions is
> > > called remotely, does it crash the calling program, and can the
> > > calling program detect that the other program crashed?
> > 
> > There are ways, i forget how, to detect if any program is running. Also to
> > kill
> > it. Code is in the archives. Detecting if the module is sitting there with a
> > dos
> > box and whining that you must press <enter> , i don't know. If you want to
> > maintain if the spawned modules is running, it should either send a ping or
> > respond to one periodically. Or be doing something else that can be
> > detected by the main process externally. For my mirc-eu, i pinged with a
> > number representing the time, pretty much like irc does anyhow.
> 
> Yes, it would be nice to be able to close the euphoria error console
> that appears when an error occurs.
> 
> I'd _rather_ not need some kind of heartbeat function to make sure the
> thing still works...
> 
> The main process wouldn't really be running - I can't quite tell, but
> I think the IPC library is synchronous. That is, once a remote
> procedure/function is called, it doesn't return until that procedure
> is finished.
> 
> Maybe I need to implement a custom communications system.... *grumbles*
> 

I have a system worked out to do what you want (I think).  However, the details
of how I did it escape me at the moment -- I have to dig up the code.  It is too
much to post -- email me and I'll send you an example.