[Gambas-user] A Task Issue

Jorge Carrión shordi at gmail.com
Wed Mar 7 13:36:59 CET 2018


I means two different task, not two instances of same task...

2018-03-07 13:35 GMT+01:00 Jorge Carrión <shordi at gmail.com>:

>
> 2018-03-07 12:18 GMT+01:00 Benoît Minisini <g4mba5 at gmail.com>:
>
>> Le 07/03/2018 à 10:21, Jorge Carrión a écrit :
>>
>>> Hi everyone,
>>> I'm doing a Mail Checker using a task. It checks Mail in a timer
>>> interval of 10 seconds and send a desktop notify if there is new incoming
>>> mail. It seems work well but after a time it hangs.
>>> The check mail process is done by a task and I guess that there is
>>> something I missed about handling tasks.
>>>
>>> Each time the task checks mail a process of openssl remains open even
>>> the task is stoped and/or destroyed (null).
>>>
>>> Someone can help me about this? I've attached a little working example
>>> and the picture of the process list remaining after each mail check.
>>>
>>> Thanks in advance
>>>
>>> Best Regards
>>>
>>>
>>>
>> What you didn't understand is that a Task does not run in the same
>> process!
>>
>> If you call tc.CheckMail() from the main process, you just run the method
>> in the main process. The task does nothing. Only the task Main() method is
>> automatically called in the task context (and then every other method
>> called from the Main() method).
>>
>> And you have to close the Pop3Client in all cases, which you do not,
>> check your code. I think this is the reason why the openssl processes still
>> run.
>
>
> Benoît:
> This seems the solution indeed. It was really that: I don't understand
> that task doesn't run in same process.
> Another question:
> Can be more than one task simultaneously?
> I've tried to do so and the program abort with code 6 and this message on
> console:
>
> "[xcb] Most likely this is a multi-threaded client and XInitThreads has
> not been called
> [xcb] Aborting, sorry about that.
> gbx3: ../../src/xcb_io.c:274: poll_for_event: La declaración
> `!xcb_xlib_threads_sequence_lost' no se cumple."
>
> 2018-03-07 11:58 GMT+01:00 Jorge Carrión <shordi at gmail.com>:
>
>> Thanks for your interest, Gianluigi.
>>
>> Best regards
>>
>> 2018-03-07 11:38 GMT+01:00 Gianluigi <bagonergi at gmail.com>:
>>
>>> No Jorge,
>>> I'm sorry I said nonsense, the dec of your code works well.
>>>
>>> Regards
>>> Gianluigi
>>>
>>> 2018-03-07 11:17 GMT+01:00 Gianluigi <bagonergi at gmail.com>:
>>>
>>>> Hi Jorge,
>>>> I just looked at the code and I see that in bCheckMail_Click() is
>>>> missing, I do not know if it can be useful.
>>>>
>>>>     Else
>>>>         Balloon(("Can't connect with mailserver. Check your data."),
>>>> bCheckMail)
>>>>         mailAccount.Clear()
>>>>         lOk = False
>>>>         ' Missing Dec Application.Busy ' or
>>>>         Application.Busy = 0
>>>>     Endif
>>>>
>>>> Regards
>>>> Gianluigi
>>>>
>>>> 2018-03-07 10:21 GMT+01:00 Jorge Carrión <shordi at gmail.com>:
>>>>
>>>>> Hi everyone,
>>>>> I'm doing a Mail Checker using a task. It checks Mail in a timer
>>>>> interval of 10 seconds and send a desktop notify if there is new incoming
>>>>> mail. It seems work well but after a time it hangs.
>>>>> The check mail process is done by a task and I guess that there is
>>>>> something I missed about handling tasks.
>>>>>
>>>>> Each time the task checks mail a process of openssl remains open even
>>>>> the task is stoped and/or destroyed (null).
>>>>>
>>>>> Someone can help me about this? I've attached a little working example
>>>>> and the picture of the process list remaining after each mail check.
>>>>>
>>>>> Thanks in advance
>>>>>
>>>>> Best Regards
>>>>>
>>>>>
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>>>>
>>>
>>>
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>>
>
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