erlang:cancel_timer/1

[Frank Muller]

Forget about it. I need definitely some rest or a pinning operator ��


> Sum. 24 jan 2021  01:14, Eric Pailleau <eric.pailleau@REDACTED> wrote :
>
>> Hi,
>>
>> Try to forget f(TRef) between 3> and 4>?
>>
>> Or use a pinning operator.
>>
>> Joke.
>>
>> Envoyé depuis mon mobile
>>
>>
>> ---- Frank Muller a écrit ----
>>
>> On both MacOS (any) and Linux (Ubuntu 20.04 LTS):
>>
>> Why this works?
>>
>> Erlang/OTP 22 [erts-10.7.2.5] [source] [64-bit] [smp:12:12]
>> [ds:12:12:10] [async-threads:1]
>> Eshell V10.7.2.5  (abort with ^G)
>> 1> self().
>> <0.89.0>
>>
>> 2> TRef = erlang:send_after(9000, self(), die).
>> #Ref<0.2349067310.4021813252.2981>
>>
>> 3> erlang:cancel_timer(TRef).
>> 7288           <--------------- expected/correct
>>
>> 4> self().
>> <0.89.0>
>>
>>
>> But this doesn’t:
>>
>> Erlang/OTP 22 [erts-10.7.2.5] [source] [64-bit] [smp:12:12]
>> [ds:12:12:10] [async-threads:1]
>> Eshell V10.7.2.5  (abort with ^G)
>> 1> self().
>> <0.89.0>
>>
>> 2> TRef = erlang:send_after(9000, self(), die).
>> #Ref<0.2349067310.4021813252.2981>
>>
>> 3> erlang:put(die_tref, TRef).
>> undefined
>>
>> 4> TRef = erlang:get(die_tref).
>> #Ref<0.2349067310.4021813252.2981>
>>
>> 5> erlang:cancel_timer(TRef).
>> false          <------------------ hmmm
>>
>> 6> self().
>> <0.89.0>
>>
>>
>> Am I missing something? Maybe I need some rest.
>>
>> /Frank
>>
>
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