GNU bug report logs - #32986
27.0.50; unexpected delay in while-no-input + accept-process-output

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Message #38 received at 32986 <at> debbugs.gnu.org (full text, mbox):

From: Dmitry Gutov <dgutov <at> yandex.ru>
To: João Távora <joaotavora <at> gmail.com>
Cc: 32986 <at> debbugs.gnu.org
Subject: Re: bug#32986: 27.0.50; unexpected delay in while-no-input +
 accept-process-output
Date: Tue, 11 Dec 2018 20:09:00 +0200

On 15.10.2018 1:08, João Távora wrote:

>     (joaot/time
>      (catch 'done
>        (progn (make-process :name "test"
>                             :filter (lambda (proc string)
>                                       (message "Hey %s just got %s" proc string)
>                                       (throw 'done nil))
>                             :command '("sh" "-c" "sleep 2 && echo bla"))
>               (while (sit-for 30))))) ; Took 02.011 seconds and returned nil

It's an interesting alternative to Company's async backend interface, 
where we have a similar piece of code waiting until either completions 
are returned or the user types something (in company--fetch-candidates).

Which of course makes sense, given that CAPF has no async calling 
convention.

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