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bug#20285: 25.0.50; blink-cursor-mode sometimes stops blinking

From: Tassilo Horn
Subject: bug#20285: 25.0.50; blink-cursor-mode sometimes stops blinking
Date: Sat, 11 Apr 2015 22:17:01 +0200
User-agent: Gnus/5.130012 (Ma Gnus v0.12) Emacs/25.0.50 (gnu/linux)

Eli Zaretskii <address@hidden> writes:

>> But I think Stefan's explanation (which is the same as you write
>> below) is correct, i.e., a redisplay is triggered by new output
>> received from the async latex compile process.
> It is triggered if there's a small time window between two successive
> chunks of subprocess output, so that Emacs has enough time to return
> to the idle loop and see that no new input is available.

I see.

>> But under some circumstances which aren't completely clear to me, the
>> subprocess output paired with timers etc can cause a redisplay pause.
>> The even default interval of 0.5 of b-c-m seems to play its role
>> thereby.
> This could happen if a very large chunk of output arrives, or several
> smaller chunks arrive with almost no delay between them.  Then Emacs
> will not become idle before it sees that more input is available.

Yes, with this specific latex document, there are hundreds of small
chunks arriving in almost no time.


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