[ft-devel] Re: xorg crashes with freetype2-2.1.10
Joe Marcus Clarke
marcus at FreeBSD.org
Sun Jul 24 19:47:29 GMT 2005
On Sun, 2005-07-24 at 21:43 +0200, Werner LEMBERG wrote:
> > > > My test of the freetype module showed that I could cause a crash
> > > > by loading any -iso10646-1 ttf font I tried; but using an eight
> > > > bit encoding never caused a crash. I didn't try any other
> > > > sixteen bit encodings (such as legacy CJK encodings) and I
> > > > didn't try otf or type1 fonts in that test.
> > >
> > > Thanks for all your tests, but to really find out the problem we
> > > need backtraces, which I was told is not an easy thing with X.
> >
> > We have one in my original report. It has full debugging symbols,
> > and shows exactly where in xorg the symbol is being dereferenced.
>
> There are two problems. The one with your backtrace shows that this
> particular xorg version uses an internal function of FreeType which
> has changed. I think David T. can answer this better (after returning
> from his vacation) since he has already written some patches for main
> applications to avoid FreeType internals.
Cool. Yeah, that's exactly what it looks like. Apparently, keithp is
also on vacation, and may have a way of fixing this in xorg when he gets
back.
>
> The other problem (reported by James) could be a different bug,
> probably in the cmap code of FreeType, and for his particular problem
> I would like to see a backtrace.
Ah, gotcha.
Joe
>
>
> Werner
>
--
Joe Marcus Clarke
FreeBSD GNOME Team :: gnome at FreeBSD.org
FreeNode / #freebsd-gnome
http://www.FreeBSD.org/gnome
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