[erlang-questions] How to force kernel application will always be started before my app

mats cronqvist <>
Wed Nov 26 00:06:58 CET 2008


"Vlad Dumitrescu" <> writes:

> On Tue, Nov 25, 2008 at 22:10, Richard Carlsson <> wrote:
>> mats cronqvist wrote:
>>> Richard Carlsson <> writes:
>>>> What we're talking about would be a gen_event server that publishes
>>>> relatively rarely occurring events.
>>>
>>>   enhancing erlang:system_monitor/2 might be a better solution.
>>
>> I don't think it has the right structure for that. It is very
>> much tied to the runtime system internals, so it will be hard
>> (and rather unnatural) to publish software events like server
>> start/stop through it. Likewise, it would be hard to extend its
>> functionality so that it behaves like a gen_event server with
>> multiple subscribers that come and go. (And it might even cause
>> so much traffic that I'm not quite sure its events should be
>> broadcast through our hypothetical system event server. Perhaps
>> a subset of them?)
>
> It feels like Mats is right and system_monitor could be a single API
> for all these notifications.

  perhaps an event server on top of system_monitor could do the trick?

  mats



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