[Bug: 21.5-b28] Bogus motion of modeline

[Stephen J. Turnbull]

Antbody know anything about this?

To get minibuffer/echo-area resizing, you need to enable
resize-minibuffer-mode.

Barry Warsaw writes:

 > BTW, while I have you here :).  Are you aware of a modeline bug in  
 > 21.5.28 that's definitely not present in 21.5.27?  I've verified this  
 > on both Ubuntu and OS X.  To reproduce: split the window in half, then  
 > M-x emacs-version RET. The output of emacs-version is more than one  
 > line, and you see the full output in the echo area.  However, when you  
 > then hit C-g to clear the echo, it returns to a 1-line height  
 > minibuffer, but the modeline that should be in the center of the  
 > window has now crept upward by one line.  Keep doing it long enough  
 > and the middle mode line will reach the top of the window.
 > 
 > Where this really bites you is when you're prompted to save a file to  
 > a path that's bigger than 80 characters long.  Do that enough and your  
 > top window just gets slowly eaten away.