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Re: scroll-conservatively overflow
From: |
Kim F. Storm |
Subject: |
Re: scroll-conservatively overflow |
Date: |
18 Apr 2004 23:31:57 +0200 |
User-agent: |
Gnus/5.09 (Gnus v5.9.0) Emacs/21.3.50 |
Juanma Barranquero <address@hidden> writes:
> On Sat, 17 Apr 2004 15:42:07 -0400, Richard Stallman <address@hidden> wrote:
>
> > Perhaps we should use long long for that
> > multiplication, and if the result is bigger than the largest positive
> > integer, reduce it to the largest positive integer.
>
> Well, that's almost what my patch does, with the difference that for
> large values of scroll-conservatively it won't produce the largest
> positive integer, but
>
> int(most-positive-fixnum / FRAME_LINE_HEIGHT (f)) * FRAME_LINE_HEIGHT (f)
>
> but the two are equivalent for all practical purposes.
Yes, IMO your patch is good enough in practice.
--
Kim F. Storm <address@hidden> http://www.cua.dk