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bug#31325: 27.0.50; PROPOSAL: introduce a new function to recenter witho


From: Eli Zaretskii
Subject: bug#31325: 27.0.50; PROPOSAL: introduce a new function to recenter without redisplaying the frame
Date: Sun, 01 Jul 2018 20:03:21 +0300

> From: John Shahid <address@hidden>
> Cc: address@hidden, address@hidden, address@hidden
> Date: Sun, 01 Jul 2018 16:54:53 +0000
> 
> It just occurred to me that this change will break backward
> comparability for those who bind some key to the `recenter' command,
> since now the second argument will always be nil and thus won't
> redisplay.  Should we also change the interactive form of recenter to
> use "p" for the second argument?  That way the second arg is never nil
> when used interactively.

I think you are right.

Alternatively, we could simply make 'recenter' behave specially in
interactive invocations.  But in any case, incompatible changes in
behavior are bad, and should be avoided.





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