Date: Sun, 24 Jul 2005 15:47:16 -0400 From: Joe Marcus Clarke <marcus@FreeBSD.org> To: Werner LEMBERG <wl@gnu.org> Cc: gnome@FreeBSD.org, hintak_leung@yahoo.co.uk, cloos@jhcloos.com, freetype-devel@nongnu.org Subject: Re: [ft-devel] Re: xorg crashes with freetype2-2.1.10 Message-ID: <1122234436.16098.6.camel@shumai.marcuscom.com> In-Reply-To: <20050724.214331.78488975.wl@gnu.org> References: <m3fyu4w5kc.fsf@lugabout.cloos.reno.nv.us> <20050724.203729.118957853.wl@gnu.org> <1122231108.16098.1.camel@shumai.marcuscom.com> <20050724.214331.78488975.wl@gnu.org>
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--=-sVjXngeUKKoncUV0YfDq Content-Type: text/plain Content-Transfer-Encoding: quoted-printable 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. > > >=20 > > > 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. > >=20 > > We have one in my original report. It has full debugging symbols, > > and shows exactly where in xorg the symbol is being dereferenced. >=20 > 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. >=20 > 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 >=20 >=20 > Werner >=20 --=20 Joe Marcus Clarke FreeBSD GNOME Team :: gnome@FreeBSD.org FreeNode / #freebsd-gnome http://www.FreeBSD.org/gnome --=-sVjXngeUKKoncUV0YfDq Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.1 (FreeBSD) iD8DBQBC4/BEb2iPiv4Uz4cRAqhtAJ97PwV6ahIyq1mA5ARYXKe6LQ6N+gCfVffp HY4ThQZ9JY9GZmt4e1YNxhs= =uKwK -----END PGP SIGNATURE----- --=-sVjXngeUKKoncUV0YfDq--
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