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RE: Incorrect activation of mark upon isearch exit


From: Drew Adams
Subject: RE: Incorrect activation of mark upon isearch exit
Date: Wed, 8 Dec 2010 15:23:40 -0800

> I'm trying to find the reason for a non-critical but still disturbing
> bug in my emacs setup.
> Once in while after I do isearch suddenly the mark always becomes
> active (mark-active) after I finish my isearch.
> And if I do isearch again the behaviour remains until I restart Emacs.
> So I guess that question now becomes; How do I trace the change of
> "mark-active" from nil to t? Is this possible?
> I couldn't find anything in edebug that does this right? Is there some
> other function that is called when mark is activated?
> 
> As always with these tricky bug it never occurrs in vanilla emacs.
> I'm quite sure this state-change is triggered by some incorrect? key-
> combo during isearch but I'm not sure how.

Hi Per,

Are you using Isearch+?  If so, check the value of option
`isearchp-set-region-flag'.  During isearch, `C-SPC' toggles the value.  If for
some reason you saved the value change then that could explain why the region
was set initially in subsequent Emacs sessions.




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