GNU bug report logs - #55163
29.0.50; master 4a1f69ebca (TICKS . HZ) for current-time broke lsp-mode

Previous Next

Full log

View this message in rfc822 format

From: Eli Zaretskii <eliz <at> gnu.org>
To: Paul Eggert <eggert <at> cs.ucla.edu>
Cc: larsi <at> gnus.org, v.pupillo <at> gmail.com, 55163 <at> debbugs.gnu.org
Subject: bug#55163: 29.0.50; master 4a1f69ebca (TICKS . HZ) for current-time broke lsp-mode
Date: Tue, 03 May 2022 05:32:39 +0300

> Date: Mon, 2 May 2022 16:17:38 -0700
> Cc: 55163 <at> debbugs.gnu.org, v.pupillo <at> gmail.com, larsi <at> gnus.org
> From: Paul Eggert <eggert <at> cs.ucla.edu>
> 
> >>> What we have established is that Emacs apps need to be able to measure
> >>> time intervals, not that they need a monotonic clock.  Functions for
> >>> measuring time intervals can be built on functions that return
> >>> monotonic clock time, but they can also be built on other bases that
> >>> have very little with actual time stamps.
> >> What other bases would these be? Monotonic clocks are relatively
> >> portable; other methods that come to mind are not.
> > As long as such a method exists on a platform, that platform can make
> > do without high-resolution wallclock time.
> 
> Sorry, I'm still lost. What methods would these be?

For example, measuring time intervals by looking at CPU counters.

> Are they methods that one can already use in portable Elisp code?

No, because we were talking about APIs that are not yet available in
Emacs.

Previous Next

GNU bug tracking system
Copyright (C) 1999 Darren O. Benham, 1997,2003 nCipher Corporation Ltd, 1994-97 Ian Jackson.