Date: Thu, 2 Nov 2006 13:36:59 -0500 (EST) From: Daniel Eischen <deischen@freebsd.org> To: Wesley Morgan <morganw@chemikals.org> Cc: current@freebsd.org Subject: Re: libpthread shared library version number Message-ID: <Pine.GSO.4.64.0611021334340.13428@sea.ntplx.net> In-Reply-To: <20061102130420.B90169@volatile.chemikals.org> References: <454936CA.6060308@FreeBSD.org> <Pine.GSO.4.64.0611011935540.9245@sea.ntplx.net> <20061101200949.2d21ace0@kan.dnsalias.net> <20061102080524.R80586@volatile.chemikals.org> <20061102081122.2c99552f@kan.dnsalias.net> <Pine.GSO.4.64.0611020828130.12236@sea.ntplx.net> <20061102130420.B90169@volatile.chemikals.org>
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On Thu, 2 Nov 2006, Wesley Morgan wrote: > On Thu, 2 Nov 2006, Daniel Eischen wrote: > >> If you are using libthr or libc_r with symbol versioning, then >> I don't think it will work correctly without rebuilding world >> and all ports. As an interim solution for testing symbol versioning >> without require rebuilding everything under the sun, I added >> compatability hacks for symbols in libc that also exist in >> libpthread. See lines 62-95 in src/lib/libpthread/thr/thr_private.h. >> This hack should be disabled and removed after bumping shared >> libraries and enabling symbol versioning. > > My original report was here: > > http://docs.freebsd.org/cgi/getmsg.cgi?fetch=353076+0+archive/2006/freebsd-current/20060806.freebsd-current > > I swapped a few e-mails with Maxime Henrion, but the gist of things was that > after enabling symbol versioning, I immediately rebuilt everything -- world, > ports, kernel. The random crashes I experienced were most apparent with two > applications, csup and games/uqm from ports. Xorg would also crash every now > and then... An example of what gdb showed me is: Well, libthr obviously wouldn't have worked. I have multiple systems running with symbol versioning, all have Xorg & KDE, and haven't had any problems. I don't use csup or uqm. You're not running with any patches to rtld (to get Flash to work) are you? -- DE
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