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Re: [RP] [PATCH] avoid infinite loop after using redo

From: Shawn Betts
Subject: Re: [RP] [PATCH] avoid infinite loop after using redo
Date: Wed, 15 Mar 2006 20:17:15 -0500
User-agent: Gnus/5.11 (Gnus v5.11) Emacs/22.0.50 (berkeley-unix)

"Bernhard R. Link" <address@hidden> writes:

> The attached patch fixes two problems together causing
> an infinite loop when quiting ratpoison in some cases:
> src/actions.c pop_frame_undo and pop_frame_redo do
> not change the value of rp_num_frame_undos
> and
> src/main.c clean_up does try to free rp_num_frame_undos
> undo steps, causing an infinite loop if there are not that
> many left.
> (Perhaps better than this patch would be to create something
>  actiong like clear_frame_redo and being called from here).

I decided to get rid of the global var and just use list_size. This
means every call will walk the list to calculate the size. Not the
cleanest solution, but the list is generally smallish so I don't think
it matters.


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