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Re: read_char() does not detect, handle special-event-map buffer changes


From: Michael Albinus
Subject: Re: read_char() does not detect, handle special-event-map buffer changes
Date: Fri, 08 Feb 2013 08:35:13 +0100
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/24.3.50 (gnu/linux)

Derek Upham <address@hidden> writes:

> This removes a flawed optimization and returns a documented value.  It
> doesn't touch read_key_sequence, so that risk goes away.  If we were
> getting special events at a high rate of speed this /might/ cause a
> slowdown, but nothing in the special events table seems to be used that
> way---and I expect that the extra time spent popping back up to
> read_key_sequence for the retry will still be very fast compared to the
> time spent in the Emacs Lisp callback.

I don't know what you mean with "high rate of speed", but special events
are used for D-Bus and for file notifications. There could be a burst of
incoming events, temporarily.

> Derek

Best regards, Michael.



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