Subject: bug#21869: Redisplay: after echo area diminishes in size, Follow Mode windows aren't resynchronised.

From: martin rudalics <[email-masked]>
Date: Mon, 09 Nov 2015 11:04:16 +0100

> Follow Mode puts a function on window-scroll-functions which should be

I suppose you mean ‘window-size-change-functions’.

 > called any time

Not really.

 > a window changes size.  At the C-f above,
 > window-size-change-functions is not being invoked.
 >
 > The one single place where window-size-change-functions is invoked is in
 > the function prepare_menu_bars in xdisp.c.
 >
 > The one single place where prepare_menu_bars is called is fairly early on
 > in redisplay_internal, at L+137.  This is before the echo area is resized
 > at L+164.  Thus, the check on changed window sizes happens too early,
 > before the change in the echo area size.

Probably bug#830 and bug#21333.

Pip are you still alive?  Have your papers arrived?

martin